/* ========================================
   全局基础样式
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f5f7fa;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
    border-radius: 5px;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
}

body {
    background: linear-gradient(180deg, #ffffff 0%, #fafbfc 50%, #f5f7fa 100%);
    color: #1e293b;
    line-height: 1.8;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ========================================
   Header & Navigation
======================================== */
header {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.96) 50%, rgba(241, 245, 249, 0.95) 100%);
    color: #1e40af;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08), 0 0 40px rgba(59, 130, 246, 0.15);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid rgba(37, 99, 235, 0.15);
    animation: headerGlow 4s ease-in-out infinite;
}

@keyframes headerGlow {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08), 0 0 40px rgba(59, 130, 246, 0.15);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 99, 235, 0.12), 0 0 60px rgba(59, 130, 246, 0.25), 0 0 80px rgba(147, 197, 253, 0.15);
    }
}

/* 顶栏：左右 flex + 中部可收缩，避免公司名与右侧控件重叠 */
.nav {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 1rem 0.75rem;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    min-width: 0;
}

.nav-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    flex: 0 0 auto;
    margin-right: clamp(0.75rem, 5vw, 12.5rem);
    min-width: 0;
}

.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.lang-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 3.1rem;
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 700;
    color: #1e40af;
    line-height: 1.1;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.lang-link:hover {
    background: rgba(37, 99, 235, 0.12);
    color: #1d4ed8;
    transform: none;
}

.lang-link.active {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

.menu-toggle {
    display: none;
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
    flex-shrink: 0;
    box-sizing: border-box;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 2.625rem;
    height: 2.625rem;
    padding: 0;
    border-radius: 10px;
    background: transparent;
    border: 1px solid rgba(37, 99, 235, 0.16);
    box-shadow: none;
    cursor: pointer;
    z-index: 1001;
    color: inherit;
}

.menu-toggle:active {
    background: rgba(37, 99, 235, 0.07);
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2.5px;
    background: #1e40af;
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.2s ease;
}

/* 三线 → X：与固定尺寸按钮居中对齐 */
.menu-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* ========================================
   共用：返回页面顶部按钮
======================================== */
.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 46px;
    height: 46px;
    padding: 0;
    display: grid;
    place-items: center;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    color: #1e40af;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0;
    border: 1px solid rgba(37, 99, 235, 0.22);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.12);
    cursor: pointer;
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: #ffffff;
    color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.18);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1 1 0;
    min-width: 0;
    overflow: hidden;
    margin-left: clamp(0.75rem, 5vw, 12.5rem);
    margin-right: 0;
    padding-right: 0;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1 1 0;
    min-width: 0;
    max-width: 100%;
    text-decoration: none;
    color: inherit;
    transition: 0.25s ease;
    cursor: pointer;
}

.logo-link:hover {
    opacity: 0.85;
    transform: scale(1.02);
}

@media (hover: none) {
    .logo-link:hover {
        transform: none;
    }
}

.logo {
    font-size: 1.16rem;
    font-weight: 700;
    letter-spacing: 0.2px;
    line-height: 1.15;
    white-space: nowrap;
    color: #1e40af;
    flex: 1 1 auto;
    min-width: 0;
    max-width: 42ch;
    overflow: hidden;
}

.logo-img {
    width: 120px;
    height: 106px;
    object-fit: contain;
    border-radius: 6px;
    display: block;
    flex-shrink: 0;
}

.menu {
    display: flex;
    list-style: none;
    gap: 0.45rem;
    white-space: nowrap;
    justify-content: flex-end;
    min-width: 0;
}

.menu li {
    white-space: nowrap;
}

.menu a {
    color: #1e40af;
    padding: 0.55rem 0.7rem;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: clamp(0.78rem, 0.85vw, 0.9rem);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    position: relative;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.menu-icon {
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.menu a:hover .menu-icon {
    transform: scale(1.2) rotate(-5deg);
}

.menu a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 3px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #60a5fa);
    transition: transform 0.3s ease;
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(37, 99, 235, 0.4);
}

.menu a:hover::before {
    transform: translateX(-50%) scaleX(1);
}

.menu a:hover {
    background: rgba(37, 99, 235, 0.08);
    transform: translateY(-2px);
    color: #2563eb;
}

.menu a.active {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.08));
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15), 0 0 20px rgba(59, 130, 246, 0.2);
    border: 2px solid rgba(37, 99, 235, 0.3);
    color: #1e40af;
}

/* 「联系我们」按钮特殊样式 */
.menu a.contact-btn {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border: 2px solid transparent;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.menu a.contact-btn:hover {
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

/* ========================================
   Footer
======================================== */
footer {
    background: linear-gradient(135deg, #f0f2f5 0%, #e8ebef 50%, #dfe3e8 100%);
    color: #1e293b;
    margin-top: 6rem;
    position: relative;
    border-top: 2px solid rgba(37, 99, 235, 0.08);
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #60a5fa, #3b82f6, #2563eb);
    background-size: 200% 100%;
    animation: gradientShift 3s ease infinite;
}

.footer-main {
    padding: 4rem 2rem 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.5fr 1.5fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    background: linear-gradient(to right, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-desc {
    color: #64748b;
    line-height: 1.8;
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    flex-flow: row wrap;
    align-items: flex-start;
    gap: clamp(0.5rem, 2vw, 1rem);
    margin-top: 1rem;
    max-width: 100%;
}

/* 页脚双二维码（wxma1 / wxma2） */
.footer-qr-codes .footer-qr-item {
    flex: 0 1 auto;
    width: min(132px, calc((100% - 1rem) / 2));
    min-width: 0;
    max-width: 100%;
}

.footer-qr-img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
    border: 1px solid rgba(37, 99, 235, 0.12);
    background: #fff;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
}

.footer-heading {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #1e40af;
    letter-spacing: 0.5px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links li a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-block;
    padding: 0.3rem 0;
}

.footer-links li a:hover {
    color: #2563eb;
    transform: translateX(5px);
}

.footer-contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-contact-info .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.footer-contact-info .contact-icon {
    font-size: 1.5rem;
    min-width: 30px;
}

.contact-label {
    font-size: 0.85rem;
    color: #94a3b8;
    margin-bottom: 0.3rem;
}

.contact-value {
    color: #1e293b;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-value:hover {
    color: #2563eb;
}

/* Footer底部 */
.footer-bottom {
    background: rgba(37, 99, 235, 0.05);
    padding: 1.5rem 2rem;
    border-top: 1px solid rgba(37, 99, 235, 0.1);
}

.footer-bottom-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: #64748b;
    font-size: 0.9rem;
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #2563eb;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.95rem;
    opacity: 0.9;
    transition: 0.25s ease;
}

.contact-item:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.contact-icon {
    width: 20px;
    height: 20px;
    stroke: #fff;
    flex-shrink: 0;
}

/* ========================================
   响应式设计 - Header/Menu
======================================== */
@media (max-width: 1200px) {
    .why-grid-large {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav {
        padding: 0.8rem 1rem;
    }

    .nav-right {
        display: flex;
        align-items: center;
        margin-left: auto;
    }

    .menu {
        display: none;
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: linear-gradient(135deg, #2563eb, #3b82f6);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 80px;
        gap: 0;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
        z-index: 1000;
        overflow-y: auto;
    }

    .menu.active {
        display: flex;
        right: 0;
    }

    .menu-toggle {
        display: flex;
    }

    .menu li {
        width: 100%;
    }

    .menu a {
        display: block;
        padding: 1rem 2rem;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 0;
    }

    .menu a:hover {
        background: rgba(255, 255, 255, 0.15);
        transform: none;
    }

    .menu a.active {
        background: rgba(255, 255, 255, 0.2);
    }
}

/* ========================================
   通用容器
======================================== */
.container {
    max-width: 1200px;
    margin: 5rem auto;
    padding: 0 2rem;
}

/* ========================================
   首页特有样式
======================================== */

/* Hero区域样式 - 替代轮播 */
.hero-section {
    width: 100%;
    margin-bottom: 0;
}

.hero-main {
    width: 100%;
    min-height: 650px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5rem 2rem;
    position: relative;
    overflow: hidden;
}

.hero-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    color: #fff;
    text-align: center;
    max-width: 1000px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.15));
    backdrop-filter: blur(20px);
    color: #fff;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 2rem;
    border: 2px solid rgba(255, 255, 255, 0.4);
    letter-spacing: 1px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    animation: fadeInDown 1.2s ease;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content h1 {
    font-size: 3.8rem;
    margin-bottom: 2rem;
    font-weight: 900;
    letter-spacing: 2px;
    line-height: 1.3;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    color: #fff;
    animation: fadeInUp 1.5s ease 0.3s both, subtleGlow 4s ease-in-out infinite;
    position: relative;
}

@keyframes subtleGlow {
    0%, 100% { 
        text-shadow: 0 0 10px rgba(59, 130, 246, 0.3), 0 0 20px rgba(59, 130, 246, 0.2);
        opacity: 1;
    }
    50% { 
        text-shadow: 0 0 20px rgba(59, 130, 246, 0.5), 0 0 40px rgba(59, 130, 246, 0.3), 0 0 60px rgba(147, 197, 253, 0.2);
        opacity: 0.95;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-description {
    font-size: 1.35rem;
    max-width: 850px;
    margin: 0 auto 3rem;
    opacity: 0.95;
    line-height: 2;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
    font-weight: 500;
    letter-spacing: 0.5px;
    color: #fff;
    animation: fadeInUp 1.5s ease 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: 1.2rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1.5s ease 0.9s both;
}

/* 6大核心解决方案展示区 */
.core-solutions-section {
    background: linear-gradient(180deg, #fff7ed 0%, #ffedd5 50%, #fed7aa 100%);
    padding: 5rem 2rem 6rem;
    position: relative;
    margin-top: -80px;
    z-index: 10;
}

.solutions-showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.solution-card {
    background: #fff;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 3px solid transparent;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: currentColor;
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.solution-card:hover::before {
    transform: scaleX(1);
}

.solution-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

/* 各卡片主题色 */
.solution-ai { color: #f97316; }
.solution-erp { color: #0ea5e9; }
.solution-lowcode { color: #8b5cf6; }
.solution-data { color: #10b981; }
.solution-mobile { color: #ec4899; }
.solution-iot { color: #6366f1; }

.solution-ai:hover { border-color: #f97316; }
.solution-erp:hover { border-color: #0ea5e9; }
.solution-lowcode:hover { border-color: #8b5cf6; }
.solution-data:hover { border-color: #10b981; }
.solution-mobile:hover { border-color: #ec4899; }
.solution-iot:hover { border-color: #6366f1; }

.solution-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.solution-card:hover .solution-icon {
    transform: scale(1.25) rotate(-8deg);
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.25));
}

.solution-card h3 {
    color: #1e293b;
    font-size: 1.65rem;
    font-weight: 900;
    margin-bottom: 1rem;
    letter-spacing: 0.8px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    line-height: 1.4;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.solution-card:hover h3 {
    color: currentColor;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transform: scale(1.05);
}

.solution-highlight {
    color: #64748b;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.6;
    padding: 0.8rem 1.2rem;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.08), rgba(251, 146, 60, 0.05));
    border-radius: 12px;
    border-left: 4px solid currentColor;
    transition: all 0.3s ease;
}

/* Hero服务卡片网格 */
.hero-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 3rem auto 0;
    padding: 0;
    position: relative;
    z-index: 10;
}

/* 事业介绍section顶部间距 */
.homepage-services {
    padding-top: 3rem !important;
    padding-bottom: 4rem !important;
}

.hero-service-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.5);
    text-decoration: none;
    display: block;
}

.hero-service-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
    border-color: rgba(255, 255, 255, 0.9);
}

.service-card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    transition: all 0.4s ease;
}

.hero-service-card:hover .service-card-icon {
    transform: scale(1.2) rotate(-5deg);
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
}

.hero-services-grid .hero-service-card h3 {
    color: #fff;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-services-grid .hero-service-card p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
    line-height: 1.6;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

/* 响应式 */
@media (max-width: 1024px) {
    .solutions-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .hero-main {
        min-height: 550px;
        padding: 3rem 1.5rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .core-solutions-section {
        padding: 4rem 1.5rem 5rem;
        margin-top: -60px;
    }
    
    .solutions-showcase-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .solution-card {
        padding: 2rem 1.5rem;
    }
}

.carousel {
    position: relative;
    width: 100%;
    height: 750px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.carousel-slides {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease-in-out;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s ease;
    position: absolute;
    top: 0;
    left: 0;
    transform: scale(1.05);
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
    transform: scale(1);
}

.carousel-content {
    color: #fff;
    text-align: center;
    padding: 2rem;
    max-width: 900px;
    z-index: 2;
    animation: slideUp 0.8s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.carousel-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.15));
    backdrop-filter: blur(15px);
    color: #fff;
    padding: 0.7rem 1.8rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 1.8rem;
    border: 2px solid rgba(255, 255, 255, 0.4);
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    animation: pulse 2s ease-in-out infinite;
}

/* 橙色徽章 - AI·DevOps */
.badge-orange {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2)) !important;
    border-color: rgba(255, 255, 255, 0.6) !important;
    box-shadow: 0 4px 25px rgba(234, 88, 12, 0.4) !important;
}

/* 绿色徽章 - 受託開発 */
.badge-green {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2)) !important;
    border-color: rgba(255, 255, 255, 0.6) !important;
    box-shadow: 0 4px 25px rgba(5, 150, 105, 0.4) !important;
}

/* 紫色徽章 - IoT */
.badge-purple {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2)) !important;
    border-color: rgba(255, 255, 255, 0.6) !important;
    box-shadow: 0 4px 25px rgba(124, 58, 237, 0.4) !important;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.carousel-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    line-height: 1.4;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    background: linear-gradient(to right, #ffffff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.3));
}

.carousel-content p {
    font-size: 1.4rem;
    max-width: 800px;
    margin: 0 auto 2.5rem;
    opacity: 0.98;
    line-height: 2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 轮播图描述文字 */
.carousel-description {
    font-size: 1.25rem !important;
    font-weight: 600 !important;
    color: rgba(255, 255, 255, 0.95) !important;
    max-width: 750px !important;
    margin-bottom: 2.5rem !important;
    line-height: 1.8 !important;
}

/* 服务列表特殊样式 */
/* 轮播图内的服务列表特殊样式 */
.carousel-content .services-list {
    font-size: 1.15rem !important;
    font-weight: 600 !important;
    letter-spacing: 1px !important;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding: 0.5rem 0;
}

/* 核心服务展示区 */
.services-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
    max-width: 900px;
    margin: 2.5rem auto;
}

.service-highlight {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 1.5rem 1.2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.5);
    cursor: default;
}

.service-highlight:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
    border-color: rgba(255, 255, 255, 0.9);
    background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.95));
}

.service-icon {
    font-size: 2.8rem;
    line-height: 1;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    transition: all 0.4s ease;
}

.service-highlight:hover .service-icon {
    transform: scale(1.2) rotate(-5deg);
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
}

.service-name {
    color: #1e40af;
    font-size: 1.05rem;
    font-weight: 700;
    text-align: center;
    letter-spacing: 0.5px;
    line-height: 1.4;
}

.carousel-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: linear-gradient(135deg, #fff, #f8f9fa);
    color: #1e40af;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    background: #fff;
    color: #1e40af;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    transform: translateY(-3px);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    font-weight: 700;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border-color: #fff;
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: #1e40af;
    border: 2px solid #1e40af;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-outline:hover {
    background: #1e40af;
    color: #fff;
    border-color: #1e40af;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
}

/* 白色实心按钮 */
.btn-white {
    background: linear-gradient(135deg, #fff, #f8f9fa);
    color: #1e40af;
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    border: 2px solid transparent;
}

.btn-white:hover {
    background: #fff;
    color: #1e40af;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* 白色轮廓按钮 */
.btn-outline-white {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border-color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

/* 成功案例区块用按钮 - 统一样式 */
.btn-unified {
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    border: 2px solid transparent;
}

.btn-unified:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.4);
}

/* Hero区域专用按钮 - 白色系配色 */
.btn-hero-primary {
    background: linear-gradient(135deg, #fff, #f8fafc) !important;
    color: #1e40af !important;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
    border: 2px solid transparent !important;
}

.btn-hero-primary:hover {
    background: #fff !important;
    color: #1e40af !important;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3) !important;
    transform: translateY(-3px);
    border-color: transparent !important;
}

.btn-hero-outline {
    background: transparent !important;
    color: #fff !important;
    border: 2px solid rgba(255, 255, 255, 0.9) !important;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: none !important;
}

.btn-hero-outline:hover {
    background: #fff !important;
    color: #1e40af !important;
    border-color: #fff !important;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4) !important;
}

.carousel-prev,
.carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.25);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    font-size: 2rem;
    width: 60px;
    height: 60px;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    backdrop-filter: blur(10px);
}

.carousel-prev:hover,
.carousel-next:hover {
    background: rgba(255, 255, 255, 0.4);
    border-color: rgba(255, 255, 255, 0.7);
    transform: translateY(-50%) scale(1.15);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.carousel-prev {
    left: 2rem;
}

.carousel-next {
    right: 2rem;
}

.carousel-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.8rem;
    z-index: 10;
}

.carousel-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
}

.carousel-dot.active {
    background: #fff;
    transform: scale(1.4);
    border-color: #fff;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.8);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

@media (max-width: 768px) {
    .carousel {
        height: 550px;
    }

    .carousel-content {
        padding: 1.5rem;
    }

    .carousel-badge {
        font-size: 0.8rem;
        padding: 0.5rem 1.2rem;
    }

    .carousel-content h1 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }

    .carousel-content p {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
    }

    .carousel-buttons {
        flex-direction: column;
        gap: 0.8rem;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }

    .carousel-prev,
    .carousel-next {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .carousel-prev {
        left: 1rem;
    }

    .carousel-next {
        right: 1rem;
    }
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #1e40af;
    margin-bottom: 4rem;
    font-weight: 800;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(37, 99, 235, 0.08);
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #60a5fa);
    border-radius: 3px;
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.2);
}

.section-title::before {
    content: "◆";
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    color: #3b82f6;
    font-size: 1.2rem;
    background: white;
    padding: 0 10px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.4rem;
    margin-bottom: 4rem;
}

.grid > a.box-link {
    display: flex;
    align-items: stretch;
}

.box {
    background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    border: 2px solid rgba(37, 99, 235, 0.08);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    width: 100%;
    height: 100%;
}

.box::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #1e40af, #3b82f6, #60a5fa, #93c5fd);
    transform: scaleX(0);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.box:hover::before {
    transform: scaleX(1);
}

.box::after {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.box:hover::after {
    opacity: 1;
}

.box:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 50px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.2);
}

/* 可点击的box链接样式 */
a.box-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    cursor: pointer;
    height: 100%;
}

a.box-link:hover {
    text-decoration: none;
    color: inherit;
}

.box h3 {
    color: #1e40af;
    margin-bottom: 1.2rem;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.box p {
    color: #475569;
    line-height: 1.8;
    font-size: 0.98rem;
    letter-spacing: 0.2px;
}

/* 卡片中的可点击文字 */
.box .clickable-text {
    cursor: pointer;
    color: #2563eb;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
    margin-top: 0.3rem;
}

.box .clickable-text:hover {
    color: #1d4ed8;
    transform: translateX(5px);
    text-decoration: underline;
}

.box .clickable-text::after {
    content: ' →';
    opacity: 0;
    transition: opacity 0.3s ease;
}

.box .clickable-text:hover::after {
    opacity: 1;
}

.box-icon {
    font-size: 4.5rem;
    margin-bottom: 2rem;
    line-height: 1;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.box:hover .box-icon {
    transform: scale(1.15) rotate(-5deg);
    filter: drop-shadow(0 8px 20px rgba(37, 99, 235, 0.4));
}

.btn {
    display: inline-block;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #60a5fa 100%);
    color: #fff;
    padding: 1.3rem 3.2rem;
    border-radius: 12px;
    margin-top: 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 700;
    font-size: 1.05rem;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.25);
    border: 2px solid transparent;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.35);
    border-color: rgba(255, 255, 255, 0.3);
}

/* 実績例区域样式 */
.cases-intro {
    text-align: center;
    margin-bottom: 5rem;
    padding: 4rem 3rem;
    background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 24px;
    border: 2px solid rgba(37, 99, 235, 0.1);
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.08);
    position: relative;
    overflow: hidden;
}

.cases-intro::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.cases-content {
    max-width: 900px;
    margin: 3rem auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.cases-item {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    padding: 2rem 2.5rem;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 18px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(37, 99, 235, 0.1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.cases-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(180deg, #1e40af, #3b82f6, #60a5fa);
    transform: scaleY(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.cases-item:hover {
    transform: translateX(8px) scale(1.01);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.18);
    border-color: rgba(37, 99, 235, 0.25);
}

.cases-item:hover::before {
    transform: scaleY(1);
}

.cases-icon {
    width: 64px;
    height: 64px;
    min-width: 64px;
    background: linear-gradient(135deg, #1e40af, #2563eb, #3b82f6);
    color: #fff;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    flex-shrink: 0;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.cases-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cases-item:hover .cases-icon::before {
    opacity: 1;
}

.cases-item:hover .cases-icon {
    transform: scale(1.1) rotate(-8deg);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.6);
}

.cases-item p {
    color: #1e293b;
    font-size: 1.15rem;
    line-height: 1.9;
    margin: 0;
    text-align: left;
    flex: 1;
    font-weight: 600;
    letter-spacing: 0.3px;
}

/* 可点击的文字样式 */
.clickable-text {
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    padding-right: 1.5rem;
}

.clickable-text:hover {
    color: #2563eb;
    transform: translateX(3px);
}

.clickable-text::after {
    content: '🔍';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.clickable-text:hover::after {
    opacity: 1;
}

/* ========================================
   卡片样式（公司信息、案例等）
======================================== */
.card {
    background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    padding: 3.5rem;
    margin-bottom: 3rem;
    border: 2px solid rgba(37, 99, 235, 0.08);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    box-shadow: 0 15px 50px rgba(37, 99, 235, 0.12);
    transform: translateY(-5px);
}

h2 {
    color: #1e40af;
    margin-bottom: 2rem;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    position: relative;
    padding-bottom: 1rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, #1e40af, #3b82f6);
    border-radius: 2px;
}

/* 法务/政策页的列表样式 */
.info-list,
.numbered-list {
    margin: 1rem 0 0;
    padding-left: 1.4rem;
}

.info-list li,
.numbered-list li {
    line-height: 1.8;
    margin-bottom: 0.35rem;
}

h3 {
    color: #1e40af;
    margin-bottom: 1.2rem;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

/* ========================================
   案例卡片特殊样式
======================================== */
.case-card {
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, #1e40af, #2563eb, #3b82f6, #60a5fa, #93c5fd);
    background-size: 200% 100%;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.case-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
}

.case-badge {
    width: 70px;
    height: 70px;
    min-width: 70px;
    background: linear-gradient(135deg, #1e40af, #2563eb, #3b82f6);
    color: #fff;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 800;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.case-badge::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-card:hover .case-badge::before {
    opacity: 1;
}

.case-card:hover .case-badge {
    transform: scale(1.1) rotate(-8deg);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.6);
}

.case-header h2 {
    margin: 0;
    font-size: 2.2rem;
    color: #1e40af;
    font-weight: 800;
    flex: 1;
    letter-spacing: 0.5px;
}

/* ========================================
   自有产品定制开发 - 紫色主题
======================================== */
.product-customization-card {
    background: linear-gradient(145deg, #faf5ff 0%, #ffffff 50%, #f3e8ff 100%);
    border: 2px solid rgba(147, 51, 234, 0.15);
}

.product-customization-card::before {
    background: linear-gradient(90deg, #7c3aed, #a855f7, #c084fc, #e9d5ff);
}

.product-badge {
    background: linear-gradient(135deg, #7c3aed, #a855f7, #c084fc) !important;
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4) !important;
}

.product-customization-card:hover .product-badge {
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.6) !important;
}

.product-title {
    color: #7c3aed !important;
}

.product-customization-card .case-header {
    border-bottom-color: rgba(147, 51, 234, 0.15);
}

/* 产品定制化 - 流程图样式 */
.product-director {
    background: linear-gradient(135deg, #f3e8ff 0%, #faf5ff 100%);
    border-radius: 16px;
    padding: 2.5rem;
    margin-bottom: 2.5rem;
    border: 2px solid rgba(147, 51, 234, 0.1);
}

.product-flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.2rem 1.5rem;
    background: #fff;
    border-radius: 12px;
    border: 2px solid rgba(147, 51, 234, 0.2);
    transition: all 0.3s ease;
    min-width: 90px;
}

.flow-step:hover {
    transform: translateY(-5px);
    border-color: rgba(147, 51, 234, 0.4);
    box-shadow: 0 8px 25px rgba(147, 51, 234, 0.2);
}

.flow-icon {
    font-size: 2rem;
    filter: drop-shadow(0 2px 8px rgba(147, 51, 234, 0.3));
}

.flow-label {
    color: #7c3aed;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.5px;
}

.flow-arrow {
    color: #a855f7;
    font-size: 1.8rem;
    font-weight: bold;
    animation: arrowPulse 2s ease-in-out infinite;
}

@keyframes arrowPulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

.product-subtitle {
    text-align: center;
    color: #6b21a8;
    font-size: 1.05rem;
    line-height: 1.7;
    margin: 0;
    font-weight: 500;
}

/* 产品定制化卡片内的案件卡片样式调整 */
.product-customization-card .case-item-card {
    background: linear-gradient(145deg, #ffffff 0%, #faf5ff 100%);
    border: 2px solid rgba(147, 51, 234, 0.1);
}

.product-customization-card .case-item-card:hover {
    border-color: rgba(147, 51, 234, 0.3);
    box-shadow: 0 10px 35px rgba(147, 51, 234, 0.15);
}

.product-customization-card .case-number {
    background: linear-gradient(135deg, #7c3aed, #a855f7);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.product-customization-card .case-item-card:hover .case-number {
    box-shadow: 0 6px 25px rgba(124, 58, 237, 0.5);
}

.product-customization-card .case-label {
    color: #6b21a8;
}

.product-customization-card .highlight-scale {
    background: linear-gradient(135deg, #f3e8ff, #e9d5ff);
    color: #7c3aed;
}

/* ========================================
   移动端开发 - 绿色主题
======================================== */
.mobile-development-card {
    background: linear-gradient(145deg, #f0fdf4 0%, #ffffff 50%, #dcfce7 100%);
    border: 2px solid rgba(34, 197, 94, 0.15);
}

.mobile-development-card::before {
    background: linear-gradient(90deg, #16a34a, #22c55e, #4ade80, #86efac);
}

.mobile-badge {
    background: linear-gradient(135deg, #16a34a, #22c55e, #4ade80) !important;
    box-shadow: 0 6px 20px rgba(22, 163, 74, 0.4) !important;
}

.mobile-development-card:hover .mobile-badge {
    box-shadow: 0 10px 30px rgba(22, 163, 74, 0.6) !important;
}

.mobile-title {
    color: #16a34a !important;
}

.mobile-development-card .case-header {
    border-bottom-color: rgba(34, 197, 94, 0.15);
}

.mobile-director {
    background: linear-gradient(135deg, #dcfce7 0%, #f0fdf4 100%);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2.5rem;
    border: 2px solid rgba(34, 197, 94, 0.1);
    text-align: center;
}

.mobile-director p {
    color: #166534;
    font-size: 1.05rem;
    line-height: 1.8;
    margin: 0;
}

.mobile-development-card .case-item-card {
    background: linear-gradient(145deg, #ffffff 0%, #f0fdf4 100%);
    border: 2px solid rgba(34, 197, 94, 0.1);
}

.mobile-development-card .case-item-card:hover {
    border-color: rgba(34, 197, 94, 0.3);
    box-shadow: 0 10px 35px rgba(34, 197, 94, 0.15);
}

.mobile-development-card .case-number {
    background: linear-gradient(135deg, #16a34a, #22c55e);
    box-shadow: 0 4px 15px rgba(22, 163, 74, 0.3);
}

.mobile-development-card .case-item-card:hover .case-number {
    box-shadow: 0 6px 25px rgba(22, 163, 74, 0.5);
}

.mobile-development-card .case-label {
    color: #166534;
}

.mobile-development-card .highlight-scale {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: #16a34a;
}

/* ========================================
   AI·DevOps 基础平台 - 橙色主题
======================================== */
.ai-devops-card {
    background: linear-gradient(145deg, #fff7ed 0%, #ffffff 50%, #ffedd5 100%);
    border: 2px solid rgba(249, 115, 22, 0.15);
}

.ai-devops-card::before {
    background: linear-gradient(90deg, #ea580c, #f97316, #fb923c, #fdba74);
}

.ai-devops-badge {
    background: linear-gradient(135deg, #ea580c, #f97316, #fb923c) !important;
    box-shadow: 0 6px 20px rgba(234, 88, 12, 0.4) !important;
}

.ai-devops-card:hover .ai-devops-badge {
    box-shadow: 0 10px 30px rgba(234, 88, 12, 0.6) !important;
}

.ai-devops-title {
    color: #ea580c !important;
}

.ai-devops-card .case-header {
    border-bottom-color: rgba(249, 115, 22, 0.15);
}

.ai-devops-director {
    background: linear-gradient(135deg, #ffedd5 0%, #fff7ed 100%);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2.5rem;
    border: 2px solid rgba(249, 115, 22, 0.1);
    text-align: center;
}

.ai-devops-director p {
    color: #9a3412;
    font-size: 1.05rem;
    line-height: 1.8;
    margin: 0;
}

.ai-devops-card .case-item-card {
    background: linear-gradient(145deg, #ffffff 0%, #fff7ed 100%);
    border: 2px solid rgba(249, 115, 22, 0.1);
}

.ai-devops-card .case-item-card:hover {
    border-color: rgba(249, 115, 22, 0.3);
    box-shadow: 0 10px 35px rgba(249, 115, 22, 0.15);
}

.ai-devops-card .case-number {
    background: linear-gradient(135deg, #ea580c, #f97316);
    box-shadow: 0 4px 15px rgba(234, 88, 12, 0.3);
}

.ai-devops-card .case-item-card:hover .case-number {
    box-shadow: 0 6px 25px rgba(234, 88, 12, 0.5);
}

.ai-devops-card .case-label {
    color: #9a3412;
}

.ai-devops-card .highlight-scale {
    background: linear-gradient(135deg, #ffedd5, #fed7aa);
    color: #ea580c;
}

/* ========================================
   合作伙伴页面样式
======================================== */
.partner-section {
    margin-bottom: 3rem;
}

.partner-category-title {
    color: #1e40af;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.partner-category-subtitle {
    color: #64748b;
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.partner-list-memo {
    color: #475569;
    font-size: 0.95rem;
    margin-top: -1.5rem;
    margin-bottom: 2rem;
}

/* 取引先 - 蓝色主题 */
.partner-section:first-of-type .partner-category-title {
    color: #1e40af;
}

.partner-section:first-of-type .partner-category-subtitle {
    color: #475569;
}

.partner-section:first-of-type .item {
    border-left-color: #3b82f6;
}

.partner-section:first-of-type .item:hover {
    border-left-color: #1e40af;
    box-shadow: 0 15px 45px rgba(59, 130, 246, 0.2);
}

/* 合作伙伴卡片 - 绿色主题 */
.partner-section:last-of-type .partner-category-title {
    color: #16a34a;
}

.partner-section:last-of-type .partner-category-subtitle {
    color: #166534;
}

.partner-section:last-of-type .item {
    border-left-color: #22c55e;
}

.partner-section:last-of-type .item:hover {
    border-left-color: #16a34a;
    box-shadow: 0 15px 45px rgba(34, 197, 94, 0.2);
}

/* ========================================
   业务概要页面样式
======================================== */
.item {
    background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
    border-left: 8px solid #3b82f6;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    padding: 2.5rem 2.2rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(37, 99, 235, 0.08);
    position: relative;
    overflow: hidden;
}

.item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.item:hover::before {
    opacity: 1;
}

.item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 45px rgba(37, 99, 235, 0.15);
    border-left-color: #1e40af;
    border-color: rgba(37, 99, 235, 0.2);
}

.item-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.item:hover .item-icon {
    transform: scale(1.2) rotate(-10deg);
    filter: drop-shadow(0 8px 20px rgba(37, 99, 235, 0.5));
}

.item h3 {
    color: #1e40af;
    margin-bottom: 1.2rem;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.item-desc {
    color: #475569;
    line-height: 1.9;
    margin-bottom: 1.8rem;
    font-size: 0.98rem;
    letter-spacing: 0.2px;
}

.item-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.item-features li {
    padding: 0.6rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #3b82f6;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(37, 99, 235, 0.08);
}

.item-features li:last-child {
    border-bottom: none;
}

.item-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
}

/* ========================================
   产品卡片样式
======================================== */
.pcard {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    padding: 3.5rem;
    border: 2px solid rgba(37, 99, 235, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.pcard:hover {
    box-shadow: 0 15px 50px rgba(37, 99, 235, 0.15);
    transform: translateY(-5px);
}

.pcard p {
    color: #334155;
    line-height: 1.9;
    font-size: 1.05rem;
    letter-spacing: 0.3px;
}

/* ========================================
   公司信息页面特有样式
======================================== */
.company-section-nav {
    position: fixed !important;
    top: var(--company-nav-top, 86px);
    left: 0;
    right: 0;
    width: min(1200px, calc(100% - 4rem));
    margin-left: auto;
    margin-right: auto;
    z-index: 40;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem;
    margin-bottom: 1.6rem;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(37, 99, 235, 0.16);
    border-radius: 14px;
    backdrop-filter: blur(8px);
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.1);
}

.company-section-nav-spacer {
    height: var(--company-nav-height, 78px);
    margin-bottom: 1.6rem;
}

.company-nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1 1 0;
    padding: 0.58rem 1rem;
    border-radius: 999px;
    color: #1e40af;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 700;
    white-space: nowrap;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    transition: all 0.2s ease;
}

.company-nav-link:hover {
    background: rgba(37, 99, 235, 0.16);
    transform: translateY(-1px);
}

.company-nav-link.active {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.28);
}

.company-anchor-target {
    scroll-margin-top: var(--company-scroll-offset, 165px);
}

.company-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
}

.company-table th,
.company-table td {
    padding: 1.2rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid #e8edf2;
    vertical-align: top;
}

.company-table th {
    background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    color: #2563eb;
    font-weight: 600;
    width: 140px;
    white-space: nowrap;
}

.company-table td {
    color: #333;
    line-height: 1.8;
}

.company-table tr:hover {
    background: rgba(37, 99, 235, 0.03);
}

.company-img {
    width: 100%;
    max-height: 450px;
    object-fit: cover;
    border-radius: 12px;
    margin: 1.2rem 0;
}

/* company.html「经营理念」「组织架构」：透明底 PNG，仅两处区块生效 */
#company-philosophy .company-img,
#company-organization .company-img {
    display: block;
    width: min(100%, 980px);
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    object-fit: contain;
    max-height: min(92vh, 960px);
    height: auto;
    margin-left: auto;
    margin-right: auto;
}

#company-philosophy .director,
#company-organization .director {
    justify-content: center;
}

#company-philosophy .director > div,
#company-organization .director > div {
    width: min(100%, 980px);
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

#company-philosophy .company-img:hover,
#company-organization .company-img:hover {
    transform: none;
    box-shadow: none;
}

.products-img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: 12px;
    margin: 1.2rem 0;
    cursor: pointer;
    transition: 0.3s ease;
}

.products-img:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* products.html products1〜3（各节主图）：透明底、完整显示；仅对应区块内 .products-img，灯箱不变 */
#enterprise-software > .products-img,
#data-middle-platform > .products-img,
#remote-inspection > .products-img {
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    object-fit: contain;
    max-height: min(92vh, 960px);
    height: auto;
}

#enterprise-software > .products-img:hover,
#data-middle-platform > .products-img:hover,
#remote-inspection > .products-img:hover {
    transform: none;
    box-shadow: none;
}

/* ai.html：.container.ai-page 内全部示意图；透明底、完整显示；他页 .company-img 不受影响，灯箱同源 URL 不变 */
.ai-page .company-img {
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    object-fit: contain;
    max-height: min(92vh, 960px);
    height: auto;
}

.ai-page .company-img:hover {
    transform: none;
    box-shadow: none;
}

/* Lightbox：遮罩半透明深色 + 虚化，透明底 PNG 放大后 alpha 可透出；大图无卡片底/阴影 */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(65, 80, 100, 0.58);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    vertical-align: top;
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: rgba(37, 99, 235, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #fff;
    font-size: 2.5rem;
    width: 50px;
    height: 50px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s ease;
    line-height: 1;
}

.lightbox-close:hover {
    background: rgba(37, 99, 235, 1);
    transform: scale(1.1);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.director {
    display: flex;
    align-items: center;
    gap: 1.8rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.director img {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .company-section-nav {
        width: calc(100% - 2rem);
        padding: 0.65rem;
        gap: 0.55rem;
        justify-content: center;
        overflow-x: auto;
    }

    .company-nav-link {
        font-size: 0.86rem;
        padding: 0.5rem 0.86rem;
        flex: 0 0 auto;
    }

    .company-anchor-target {
        scroll-margin-top: 140px;
    }

    .director {
        justify-content: center;
        text-align: center;
    }
}

/* iPad mini: company nav items should be evenly spread */
@media (min-width: 744px) and (max-width: 820px) and (hover: none) and (pointer: coarse) {
    .company-section-nav {
        justify-content: space-between;
        overflow-x: visible;
        gap: 0.45rem;
    }

    .company-nav-link {
        flex: 1 1 0;
        min-width: 0;
        font-size: 0.8rem;
        padding: 0.46rem 0.5rem;
    }
}

/* ========================================
   表格样式（案例页面）
======================================== */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 2.5rem;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08);
    background: #fff;
    border: 2px solid rgba(37, 99, 235, 0.06);
}

th,
td {
    padding: 1.2rem 1rem;
    text-align: center;
    border-bottom: 1px solid #e8edf2;
    vertical-align: middle;
    line-height: 1.6;
}

th {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #60a5fa 100%);
    color: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    position: relative;
    white-space: nowrap;
    padding: 1.4rem 1.2rem;
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.15);
}

/* th:not(:last-child) {
    border-right: 1px solid rgba(255, 255, 255, 0.2);
} */

tbody tr {
    transition: all 0.25s ease;
}

tbody tr:hover {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    transform: scale(1.008);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

/* tbody tr:last-child td {
    border-bottom: none;
} */

td {
    color: #334155;
    font-size: 0.92rem;
}

/* td:not(:last-child) {
    border-right: 1px solid #f0f4f8;
}

td:first-child {
    font-weight: 600;
    color: #2563eb;
    text-align: left;
    padding-left: 1.5rem;
}

th:first-child {
    text-align: left;
    padding-left: 1.5rem;
}

td:last-child {
    white-space: nowrap;
    font-weight: 500;
    padding-right: 1.5rem;
}

th:last-child {
    padding-right: 1.5rem;
} */

/* ========================================
   特殊列样式 - 通过class控制
======================================== */

/* 序号列样式 */
/* .test-density-table td:first-child,
.project-info-table td:first-child {
    font-weight: 700;
    color: #2563eb;
    text-align: center;
    white-space: nowrap;
    background: rgba(37, 99, 235, 0.03);
} */

/* 开发规模突出显示 */
.highlight-scale {
    white-space: nowrap;
    font-weight: 800;
    font-size: 1.1rem;
    color: #1e40af;
    background: rgba(37, 99, 235, 0.06);
    border-radius: 6px;
    padding: 0.3rem 0.6rem;
}

/* 红色警示文字 */
.text-red {
    color: #dc2626;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(220, 38, 38, 0.2);
}

/* 绿色警示文字 */
.text-green {
    color: #059669;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(5, 150, 105, 0.2);
}

/* 表格说明文字 */
.table-note {
    margin-top: 1.5rem;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
    border-right: 4px solid #2563eb;
    border-radius: 8px;
    font-size: 0.92rem;
    color: #334155;
    line-height: 1.8;
    text-align: right;
}

.table-note p {
    margin: 0;
}

.table-note strong {
    color: #2563eb;
    font-weight: 600;
}

/* 响应式表格 */
@media (max-width: 1024px) {
    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    th,
    td {
        padding: 1rem 0.8rem;
        font-size: 0.88rem;
    }
}

@media (max-width: 768px) {
    /* 表格容器优化 */
    .card {
        padding: 1rem 0.6rem;
    }
    
    /* 卡片标题调整 */
    .case-header {
        gap: 0.8rem;
        margin-bottom: 1rem;
        padding-bottom: 0.8rem;
    }
    
    .case-header h2 {
        font-size: 1.1rem;
    }
    
    .case-badge {
        width: 38px;
        height: 38px;
        min-width: 38px;
        font-size: 1rem;
    }
    
    .director h3 {
        font-size: 0.85rem;
        line-height: 1.5;
    }
    
    /* 表格启用横向滚动 */
    table {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        font-size: 0.72rem;
        margin-top: 0.8rem;
    }
    
    /* 确保表格内容不被压缩 */
    table thead,
    table tbody {
        display: table;
        width: 100%;
        min-width: 650px;
        table-layout: fixed;
    }
    
    th,
    td {
        padding: 0.5rem 0.4rem;
        font-size: 0.72rem;
        line-height: 1.3;
        white-space: nowrap;
    }
    
    /* 表头优化 */
    th {
        font-size: 0.7rem;
        padding: 0.6rem 0.4rem;
    }
    
    /* 序号列 - 窄列，不换行 */
    .col-number {
        width: 40px;
        min-width: 40px;
        max-width: 40px;
        white-space: nowrap;
        padding: 0.5rem 0.2rem !important;
        font-size: 0.72rem;
        text-align: center;
    }
    
    /* 案件名列 - 允许换行 */
    .col-name {
        width: 120px;
        min-width: 120px;
        white-space: normal !important;
        padding-left: 0.5rem !important;
        font-size: 0.7rem;
        text-align: left;
    }
    
    /* 需要换行的列（工作阶段/业务领域等） */
    .col-wrap {
        width: 100px;
        min-width: 100px;
        white-space: normal !important;
        font-size: 0.7rem;
    }
    
    /* 开发规模列 - 突出显示 */
    .highlight-scale {
        font-size: 0.78rem;
        font-weight: 700;
    }
    
    /* 最后一列padding调整 */
    /* td:last-child {
        padding-right: 0.5rem;
    }
    
    th:last-child {
        padding-right: 0.5rem;
    } */
    
    /* 表格说明文字适配 */
    .table-note {
        margin-top: 0.8rem;
        padding: 0.6rem 0.8rem;
        font-size: 0.7rem;
        line-height: 1.5;
    }
}

/* ========================================
   合作伙伴列表样式
======================================== */
.list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2.5rem;
    padding: 1rem 0;
}

@media (max-width: 1024px) {
    .list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .list {
        grid-template-columns: 1fr;
    }
}

.item {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.08);
}

.item a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.partner-logo {
    width: 140px;
    height: 140px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 16px;
    padding: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(37, 99, 235, 0.1);
}

.item:hover .partner-logo {
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.2);
    transform: scale(1.08) rotate(-3deg);
    border-color: rgba(37, 99, 235, 0.3);
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* White-text logos need a dark plate for visibility */
.partner-logo-dark {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-color: rgba(148, 163, 184, 0.5);
}

.partner-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: #2563eb;
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========================================
   联系表单样式
======================================== */
.form-group {
    margin-bottom: 1.8rem;
}

label {
    display: block;
    margin-bottom: 0.7rem;
    color: #3b82f6;
    font-weight: 600;
    font-size: 1rem;
}

input,
textarea {
    width: 100%;
    padding: 1.2rem;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    transition: 0.2s;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

button {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border: none;
    padding: 1.3rem 2rem;
    border-radius: 10px;
    width: 100%;
    font-size: 1.1rem;
    cursor: pointer;
    transition: 0.25s;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.25);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}

/* ========================================
   AI页面段落样式
======================================== */
.ai-page p {
    font-size: 1.1rem;
    margin-bottom: 1.2rem;
    color: #333;
}

/* ========================================
   查看案件実績按钮样式
======================================== */
.view-cases-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.9rem 2rem;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    color: #2563eb;
    border: 2px solid rgba(37, 99, 235, 0.3);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.08);
}

.view-cases-btn:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #ffffff;
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.25);
}

.view-cases-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.15);
}

.view-cases-btn svg {
    transition: all 0.3s ease;
}

.view-cases-btn:hover svg {
    transform: scale(1.1);
}

/* ========================================
   项目卡片样式（案例页）
======================================== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2.5rem;
}

.case-item-card {
    background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 16px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.06);
    border: 2px solid rgba(37, 99, 235, 0.08);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.case-item-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1e40af, #2563eb, #3b82f6, #60a5fa);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-item-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 45px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.2);
}

.case-item-card:hover::before {
    opacity: 1;
}

.case-item-header {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
}

.case-number {
    width: 45px;
    height: 45px;
    min-width: 45px;
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 800;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
    transition: all 0.3s ease;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.case-item-card:hover .case-number {
    transform: scale(1.15) rotate(360deg);
    box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
    border-color: rgba(255, 255, 255, 0.6);
}

.case-title {
    color: #1e40af;
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.5;
    flex: 1;
}

.case-item-body {
    padding: 1.5rem;
}

.case-info-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0.9rem 0;
    border-bottom: 1px solid rgba(37, 99, 235, 0.08);
    gap: 1rem;
}

.case-info-row:last-child {
    border-bottom: none;
}

.case-label {
    color: #64748b;
    font-size: 0.9rem;
    font-weight: 600;
    min-width: 120px;
    flex-shrink: 0;
}

.case-value {
    color: #334155;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: right;
    flex: 1;
    line-height: 1.6;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.case-value.highlight {
    color: #1e40af;
    font-weight: 700;
    background: rgba(37, 99, 235, 0.08);
    padding: 0.5rem 0.8rem;
    border-radius: 8px;
    display: inline-block;
    line-height: 1.6;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

.case-value.highlight-scale {
    color: #1e40af;
    font-weight: 700;
    font-size: 0.95rem;
    background: rgba(37, 99, 235, 0.08);
    padding: 0.5rem 0.8rem;
    border-radius: 8px;
    display: inline-block;
    line-height: 1.6;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

/* 响应式适配 */
@media (max-width: 1200px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .case-item-header {
        padding: 1.2rem;
    }
    
    .case-number {
        width: 40px;
        height: 40px;
        min-width: 40px;
        font-size: 1.05rem;
        border-width: 2px;
    }
    
    .case-title {
        font-size: 1.05rem;
    }
    
    .case-item-body {
        padding: 1.2rem;
    }
    
    .case-info-row {
        flex-direction: column;
        gap: 0.5rem;
        padding: 0.8rem 0;
    }
    
    .case-label {
        min-width: auto;
        font-size: 0.85rem;
    }
    
    .case-value {
        text-align: left;
        font-size: 0.9rem;
        white-space: normal;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
}

/* ========================================
   业务概述页样式
======================================== */

/* 页面 Hero 横幅 */
.page-hero {
    padding: 5.2rem 2rem 4.3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 3rem;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.56) 0%, rgba(37, 99, 235, 0.5) 55%, rgba(59, 130, 246, 0.44) 100%);
    pointer-events: none;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 26% 28%, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.07) 24%, transparent 55%),
                radial-gradient(circle at 80% 72%, rgba(191, 219, 254, 0.16) 0%, rgba(191, 219, 254, 0.06) 25%, transparent 58%);
    pointer-events: none;
}

.page-hero > .container {
    position: relative;
    z-index: 2;
    margin: 0 auto;
    max-width: 1080px;
    padding: 1.2rem 1.5rem;
}

.page-hero.hero-business {
    background-image: url('../images/business.jpg');
    background-position: center top;
    background-size: cover;
    background-repeat: no-repeat;
    aspect-ratio: 1920 / 800;
    min-height: 560px;
}

.page-hero.hero-ai {
    background-image: url('../images/ai.jpg');
    background-position: center top;
    background-size: cover;
    background-repeat: no-repeat;
    aspect-ratio: 1920 / 800;
    min-height: 560px;
}

.page-hero.hero-lowcode {
    background-image: url('../images/low-code-bg.jpeg');
    background-position: center top;
    background-size: cover;
    background-repeat: no-repeat;
    aspect-ratio: 1920 / 800;
    min-height: 560px;
}

.page-hero.hero-products {
    background-image: url('../images/product-bg.png');
    background-position: center top;
    background-size: cover;
    background-repeat: no-repeat;
    aspect-ratio: 1920 / 800;
    min-height: 560px;
}

.page-hero.hero-ai::before {
    background: linear-gradient(135deg, rgba(14, 116, 144, 0.58) 0%, rgba(2, 132, 199, 0.52) 55%, rgba(56, 189, 248, 0.42) 100%);
}

.page-hero.hero-lowcode::before {
    background: linear-gradient(135deg, rgba(109, 40, 217, 0.62) 0%, rgba(124, 58, 237, 0.54) 55%, rgba(168, 85, 247, 0.42) 100%);
}

.page-hero.hero-products::before {
    background: linear-gradient(135deg, rgba(49, 46, 129, 0.42) 0%, rgba(67, 56, 202, 0.36) 55%, rgba(99, 102, 241, 0.3) 100%);
}

.page-hero.hero-business::before {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.42) 0%, rgba(37, 99, 235, 0.36) 55%, rgba(59, 130, 246, 0.3) 100%);
}


@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.page-hero .hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.18));
    color: #fff;
    padding: 0.62rem 1.45rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.4);
    letter-spacing: 0.08em;
    box-shadow: 0 8px 24px rgba(2, 6, 23, 0.22);
    position: relative;
    z-index: 2;
}

.page-title {
    color: #fff;
    font-size: clamp(2.2rem, 4vw, 3.25rem);
    font-weight: 800;
    margin-bottom: 0.95rem;
    position: relative;
    z-index: 2;
    letter-spacing: 0.02em;
    text-shadow: 0 4px 20px rgba(15, 23, 42, 0.35);
}

.page-subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: clamp(1rem, 1.7vw, 1.16rem);
    max-width: 860px;
    margin: 0 auto 2.2rem;
    position: relative;
    z-index: 2;
    line-height: 1.75;
    font-weight: 500;
}

/* Hero统计数字 */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.9rem;
    position: relative;
    z-index: 2;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 1.1rem 1.35rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.34);
    transition: all 0.3s ease;
    min-width: 165px;
    flex: 1;
    max-width: 205px;
    box-shadow: 0 10px 24px rgba(2, 6, 23, 0.2);
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.11);
}

.stat-number {
    font-size: 2.15rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.38rem;
    text-shadow: none;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.88);
    font-weight: 600;
    letter-spacing: 0.02em;
}

/* 业务概述页：Hero 提纲导航 */
.page-hero .hero-outline-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin-top: 1.2rem;
}

.page-hero .hero-outline-item {
    min-width: 0;
    max-width: none;
    width: 100%;
    min-height: 130px;
    padding: 0.78rem 0.9rem;
    text-align: left;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: 0 6px 18px rgba(2, 6, 23, 0.18);
    backdrop-filter: blur(7px);
    flex: initial;
    cursor: default;
}

.page-hero .hero-outline-main-link {
    display: block;
    color: inherit;
    text-decoration: none;
    border-radius: 10px;
    padding: 0.15rem 0.2rem;
    transition: background 0.2s ease;
}

.page-hero .hero-outline-main-link:hover {
    background: rgba(255, 255, 255, 0.09);
}

.page-hero .hero-outline-item .stat-number {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    letter-spacing: 0.04em;
    color: #dbeafe;
}

.page-hero .hero-outline-item .stat-label {
    font-size: 0.98rem;
    margin-bottom: 0.2rem;
}

.page-hero .hero-outline-item .stat-hint {
    font-size: 0.76rem;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.3;
}

.page-hero .hero-sub-links {
    margin-top: 0.58rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.34rem;
}

.page-hero .hero-sub-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.24rem 0.52rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    font-size: 0.72rem;
    line-height: 1.25;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.page-hero .hero-sub-links a:hover {
    background: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    .page-hero .hero-outline-nav {
        grid-template-columns: 1fr;
    }

    .page-hero .hero-outline-item {
        min-height: auto;
        padding: 0.72rem 0.8rem;
    }
}

#core-services,
#specialized-services,
#development-process,
#supported-industries,
#ai-devops,
#erp-system,
#low-code,
#data-governance,
#mobile-app,
#iot-product,
#consulting,
#ai-foundation,
#ai-case-finance,
#ai-case-finance-extended,
#ai-case-realestate,
#ai-case-government,
#ai-solution-etl,
#ai-solution-ocr,
#ai-solution-codegen,
#ai-contact-cta,
#lowcode-overview,
#lowcode-platforms,
#lowcode-servicenow,
#lowcode-dynamics,
#lowcode-powerplatform,
#lowcode-salesforce,
#lowcode-contact-cta,
#enterprise-software,
#data-middle-platform,
#remote-inspection,
#products-contact-cta {
    scroll-margin-top: 150px;
}

/* 服务区块 */
.services-section {
    margin-bottom: 5rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.services-grid-4 {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.service-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(37, 99, 235, 0.1);
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #1e40af, #2563eb, #3b82f6, #60a5fa, #93c5fd);
    background-size: 200% 100%;
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
    animation: gradientShift 3s ease infinite;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(37, 99, 235, 0.2);
    border-color: rgba(37, 99, 235, 0.3);
}

.service-card.featured {
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.15);
}

.service-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    z-index: 1;
}

.service-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .service-icon {
    transform: scale(1.15) rotate(-5deg);
    filter: drop-shadow(0 8px 20px rgba(37, 99, 235, 0.5));
}

.service-title {
    color: #1e40af;
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
    letter-spacing: 0.5px;
}

.service-desc {
    color: #475569;
    line-height: 1.9;
    margin-bottom: 1.8rem;
    font-size: 1rem;
    letter-spacing: 0.2px;
    flex-grow: 1;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

.service-features li {
    padding: 0.7rem 0;
    padding-left: 2rem;
    position: relative;
    color: #334155;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(37, 99, 235, 0.06);
    line-height: 1.6;
}

.service-features li:last-child {
    border-bottom: none;
}

.feature-icon {
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
    font-size: 1.1rem;
}

.service-footer {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    padding-top: 1.2rem;
    border-top: 2px solid rgba(37, 99, 235, 0.1);
}

.service-tag {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    color: #1e40af;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(37, 99, 235, 0.2);
    transition: all 0.3s ease;
}

.service-card:hover .service-tag {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border-color: transparent;
}

/* 「为何选择 ACH」区块 */
.why-section {
    margin-top: 6rem;
    padding: 4rem 3rem;
    background: linear-gradient(145deg, #f0f7ff 0%, #ffffff 100%);
    border-radius: 24px;
    border: 2px solid rgba(37, 99, 235, 0.1);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.why-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.06);
    border: 2px solid rgba(37, 99, 235, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 45px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.2);
}

.why-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s ease;
}

.why-card:hover .why-icon {
    transform: scale(1.2) rotate(-10deg);
}

.why-card h4 {
    color: #1e40af;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.why-card p {
    color: #64748b;
    line-height: 1.8;
    font-size: 0.95rem;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .page-hero {
        padding: 3rem 1.5rem 2.5rem;
    }

    .page-hero > .container {
        padding: 0.8rem 0.5rem;
    }
    
    .page-title {
        font-size: 2.2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .service-card {
        padding: 2rem;
    }
    
    .service-title {
        font-size: 1.4rem;
    }
    
    .why-section {
        padding: 3rem 1.5rem;
        margin-top: 4rem;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* ========================================
   额外视觉增强效果
======================================== */

/* 页面加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.container > * {
    animation: fadeInUp 0.6s ease-out;
}

/* 图片悬停效果增强 */
.company-img,
.products-img {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.company-img:hover,
.products-img:hover {
    transform: scale(1.03);
    box-shadow: 0 15px 50px rgba(37, 99, 235, 0.25);
}

/* 链接悬停效果 */
a {
    transition: all 0.3s ease;
}

/* 文本选择颜色 */
::selection {
    background: rgba(37, 99, 235, 0.15);
    color: #1e40af;
}

::-moz-selection {
    background: rgba(37, 99, 235, 0.15);
    color: #1e40af;
}

/* ========================================
   首页专用样式
======================================== */

/* 区块副标题 */
.section-subtitle {
    text-align: center;
    color: #64748b;
    font-size: 1.1rem;
    margin-top: -0.5rem;
    margin-bottom: 3rem;
    font-weight: 500;
}

/* 业务介绍区块 */
.homepage-services {
    padding: 4rem 0;
}

/* AI 平台展示区 */
.ai-platform-section {
    margin: 1.2rem 0 4rem;
    padding: 2.2rem 1.5rem;
    border-radius: 22px;
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 55%, #eef2ff 100%);
    border: 2px solid rgba(37, 99, 235, 0.12);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.12);
}

.ai-platform-layout {
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 1.6rem;
    align-items: stretch;
}

.ai-platform-video-card,
.ai-platform-info-card {
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(37, 99, 235, 0.12);
    border-radius: 16px;
    padding: 1rem;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
}

.ai-platform-video {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 12px;
    background: #0f172a;
}

.ai-platform-info-card h3 {
    font-size: 1.32rem;
    color: #1e40af;
    margin-bottom: 0.85rem;
}

.ai-platform-info-card p {
    font-size: 0.95rem;
    line-height: 1.8;
    color: #334155;
    margin-bottom: 1rem;
}

.ai-platform-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.ai-platform-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.34rem 0.75rem;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.16);
    color: #1e40af;
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.2;
}

/* 「为何选择 ACH」区块 */
.why-choose-section {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
    padding: 5rem 0;
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
}

.why-choose-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.why-grid-large {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    margin-top: 3rem;
}

.why-card-large {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(37, 99, 235, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.why-card-large::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #1e40af, #2563eb, #3b82f6, #60a5fa, #93c5fd);
    background-size: 200% 100%;
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.why-card-large:hover::before {
    transform: scaleX(1);
    animation: gradientShift 3s ease infinite;
}

.why-card-large:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(37, 99, 235, 0.2);
    border-color: rgba(37, 99, 235, 0.3);
}

.why-icon-large {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s ease;
}

.why-card-large:hover .why-icon-large {
    transform: scale(1.15) rotate(-5deg);
    filter: drop-shadow(0 8px 20px rgba(37, 99, 235, 0.5));
}

.why-card-large h3 {
    color: #1e40af;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    letter-spacing: 0.5px;
}

.why-card-large p {
    color: #475569;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.why-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.why-features li {
    padding: 0.7rem 0;
    padding-left: 1.8rem;
    position: relative;
    color: #3b82f6;
    font-size: 0.9rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(37, 99, 235, 0.08);
}

.why-features li:last-child {
    border-bottom: none;
}

.why-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
    font-size: 1.1rem;
}

/* 成功案例介绍区块 */
.cases-intro-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.cases-intro-section .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin: 3rem 0;
}

.cases-intro-section .stat-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.96) 100%);
    border-radius: 18px;
    padding: 1.85rem 1.2rem 1.5rem;
    text-align: center;
    box-shadow: 0 8px 26px rgba(15, 23, 42, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.16);
    transition: all 0.28s ease;
    position: relative;
    overflow: hidden;
}

.cases-intro-section .stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #1e40af, #2563eb, #3b82f6);
}

.cases-intro-section .stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 30px rgba(37, 99, 235, 0.2);
    border-color: rgba(37, 99, 235, 0.3);
}

.cases-intro-section .stat-number {
    font-size: clamp(2.1rem, 4.2vw, 2.9rem);
    font-weight: 800;
    color: #1e3a8a;
    margin-bottom: 0.35rem;
    position: relative;
    z-index: 1;
    line-height: 1.05;
    letter-spacing: 0.01em;
}

.cases-intro-section .stat-label {
    font-size: 0.9rem;
    color: #475569;
    font-weight: 700;
    position: relative;
    z-index: 1;
    line-height: 1.45;
    letter-spacing: 0.02em;
}

.cases-content {
    max-width: 900px;
    margin: 3rem auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cases-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.5rem;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
    border: 2px solid rgba(37, 99, 235, 0.1);
    transition: all 0.3s ease;
}

.cases-item:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.3);
}

.cases-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.cases-item p {
    color: #334155;
    font-size: 1.05rem;
    line-height: 1.7;
    margin: 0;
    font-weight: 500;
}

.cases-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 3rem;
    flex-wrap: wrap;
}

/* 联系我们 CTA 区块 */
.cta-section {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 50%, #f8f9fa 100%);
    padding: 5rem 2rem;
    margin: 3rem 0 0;
    position: relative;
    overflow: hidden;
    border-top: 2px solid rgba(37, 99, 235, 0.1);
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    animation: pulse 5s ease-in-out infinite;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    color: #1e40af;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
    text-shadow: 0 4px 20px rgba(37, 99, 235, 0.1);
}

.cta-content p {
    color: #475569;
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.btn-white {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    padding: 1rem 2.5rem;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, #1e40af, #2563eb);
}

.btn-outline-white {
    background: transparent;
    color: #1e40af;
    padding: 1rem 2.5rem;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    border: 2px solid rgba(37, 99, 235, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.btn-outline-white:hover {
    transform: translateY(-3px);
    background: rgba(37, 99, 235, 0.08);
    border-color: #2563eb;
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.2);
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* iPad mini only: keep inquiry buttons in one row */
@media (min-width: 744px) and (max-width: 1133px) and (max-height: 1133px) {
    .cta-section .cta-buttons,
    .business-cta .cta-buttons {
        flex-direction: row !important;
        align-items: center;
        gap: 0.8rem !important;
        justify-content: center !important;
        flex-wrap: nowrap !important;
    }

    .cta-section .btn-white,
    .cta-section .btn-outline-white,
    .business-cta .btn-unified {
        width: auto !important;
        max-width: none !important;
        margin: 0 !important;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        white-space: nowrap;
    }
}

/* 响应式适配 */
@media (max-width: 1200px) {
    .why-grid-large {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .why-grid-large {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .why-card-large {
        padding: 2rem;
    }
    
    .cases-intro-section .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.9rem;
    }
    
    .cases-intro-section .stat-card {
        padding: 1.35rem 0.9rem 1.1rem;
    }
    
    .cases-intro-section .stat-number {
        font-size: 2rem;
    }

    .cases-intro-section .stat-label {
        font-size: 0.82rem;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn-white,
    .btn-outline-white {
        width: 100%;
        text-align: center;
    }

    .cases-actions .btn-unified {
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }

}

/* ========================================
   业务概述页专用样式
======================================== */

/* 服务列表（核心服务） */
.services-list {
    margin-top: 3rem;
}

.service-item-large {
    background: #fff;
    border-radius: 16px;
    margin-bottom: 2.5rem;
    border: 2px solid rgba(37, 99, 235, 0.1);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-item-large:hover {
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.15);
    transform: translateY(-4px);
}

.service-item-header {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    padding: 2.5rem;
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
    display: flex;
    gap: 2rem;
    align-items: center;
}

.service-number {
    width: 70px;
    height: 70px;
    min-width: 70px;
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
}

.service-main-info {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex: 1;
}

.service-icon-large {
    font-size: 3.5rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
}

.service-title-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-title-large {
    color: #1e40af;
    font-size: 2rem;
    font-weight: 800;
    margin: 0;
    letter-spacing: 0.5px;
}

.main-badge {
    display: inline-block;
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
    padding: 0.4rem 1.2rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    width: fit-content;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.service-item-content {
    padding: 2.5rem;
}

.service-desc-large {
    color: #475569;
    line-height: 1.9;
    font-size: 1.05rem;
    margin-bottom: 2rem;
    letter-spacing: 0.2px;
}

.service-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.2rem;
    margin-bottom: 2rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.9rem 1.2rem;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 10px;
    color: #1e40af;
    font-size: 0.95rem;
    font-weight: 600;
    border: 1px solid rgba(37, 99, 235, 0.15);
    transition: all 0.3s ease;
}

.detail-item:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border-color: transparent;
    transform: translateX(4px);
}

.detail-icon {
    color: #10b981;
    font-weight: bold;
    font-size: 1.1rem;
}

.detail-item:hover .detail-icon {
    color: #fff;
}

.service-tags-inline {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.tag-pill {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: #475569;
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(37, 99, 235, 0.15);
    transition: all 0.3s ease;
}

.service-item-large:hover .tag-pill {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border-color: transparent;
}

/* 专业服务 - 紧凑网格 */
.services-horizontal-list {
    margin-top: 3rem;
}

.service-h-item {
    display: flex;
    gap: 2.5rem;
    padding: 2.5rem;
    background: #fff;
    border-radius: 16px;
    margin-bottom: 2rem;
    border: 2px solid rgba(37, 99, 235, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.service-h-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background: linear-gradient(180deg, #1e40af, #2563eb, #3b82f6);
    transform: scaleY(0);
    transition: transform 0.4s ease;
}

.service-h-item:hover::before {
    transform: scaleY(1);
}

.service-h-item:hover {
    border-color: rgba(37, 99, 235, 0.25);
    box-shadow: 0 10px 35px rgba(37, 99, 235, 0.12);
    transform: translateX(6px);
}

.h-item-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    min-width: 100px;
}

.h-item-icon {
    font-size: 3rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s ease;
}

.service-h-item:hover .h-item-icon {
    transform: scale(1.15) rotate(-5deg);
}

.h-item-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    color: #1e40af;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: 800;
    border: 2px solid rgba(37, 99, 235, 0.15);
    transition: all 0.3s ease;
}

.service-h-item:hover .h-item-number {
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
}

.h-item-right {
    flex: 1;
}

.h-item-title {
    color: #1e40af;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.h-item-desc {
    color: #64748b;
    line-height: 1.8;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.h-item-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.h-feature-tag {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    color: #1e40af;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(37, 99, 235, 0.15);
    transition: all 0.3s ease;
}

.h-feature-tag:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* 开发流程区块 */
.process-section {
    margin: 6rem 0;
    padding: 4rem 3rem;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
    border-radius: 24px;
    border: 2px solid rgba(37, 99, 235, 0.1);
}

.process-section .section-title {
    text-align: center;
    margin-bottom: 1rem;
}

.process-section .section-subtitle {
    text-align: center;
    color: #64748b;
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* 可点击文本容器居中 */
.process-section > p.clickable-text,
.process-section .clickable-text-wrapper {
    display: block;
    text-align: center;
    margin: 1rem auto;
}

/* 开发流程内可点击文字 */
.process-section .clickable-text {
    cursor: pointer;
    color: #1e40af;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-block;
    margin: 0.6rem 0.8rem;
    padding: 0.5rem 1rem;
    background: #fff;
    border-radius: 6px;
    border-left: 4px solid #3b82f6;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
}

.process-section .clickable-text::after {
    content: ' →';
    color: #3b82f6;
    font-weight: bold;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    margin-left: 0.5rem;
}

.process-section .clickable-text:hover {
    color: #2563eb;
    background: #eff6ff;
    border-left-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
    transform: translateX(5px);
}

.process-section .clickable-text:hover::after {
    color: #2563eb;
    transform: translateX(3px);
}

.process-timeline {
    max-width: 900px;
    margin: 3rem auto 0;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #1e40af, #2563eb, #3b82f6);
    border-radius: 2px;
}

.process-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    position: relative;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    width: 80px;
    height: 80px;
    min-width: 80px;
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 800;
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
    position: relative;
    z-index: 1;
    border: 4px solid #fff;
}

.step-content {
    background: #fff;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(37, 99, 235, 0.1);
    flex: 1;
    transition: all 0.3s ease;
}

.step-content:hover {
    transform: translateX(8px);
    box-shadow: 0 10px 35px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.3);
}

.step-content h4 {
    color: #1e40af;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.step-content p {
    color: #475569;
    line-height: 1.8;
    font-size: 0.95rem;
}

/* 覆盖行业区块 */
.industries-section {
    margin: 6rem 0;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.industry-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(37, 99, 235, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.industry-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 45px rgba(37, 99, 235, 0.2);
    border-color: rgba(37, 99, 235, 0.3);
}

.industry-icon {
    font-size: 3.5rem;
    margin-bottom: 1.2rem;
    filter: drop-shadow(0 4px 12px rgba(37, 99, 235, 0.3));
    transition: all 0.4s ease;
}

.industry-card:hover .industry-icon {
    transform: scale(1.15) rotate(-5deg);
}

.industry-card h4 {
    color: #1e40af;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.industry-card p {
    color: #64748b;
    line-height: 1.7;
    font-size: 0.9rem;
}

/* CTA 区块 */
.business-cta {
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 50%, #f8f9fa 100%);
    padding: 5rem 3rem;
    border-radius: 24px;
    margin: 6rem 0 3rem;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(37, 99, 235, 0.1);
}

.business-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    animation: pulse 5s ease-in-out infinite;
}

.business-cta .cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.business-cta .cta-content h2 {
    color: #1e40af;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
    text-shadow: 0 4px 20px rgba(37, 99, 235, 0.1);
}

.business-cta .cta-content p {
    color: #475569;
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.business-cta .cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .service-item-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        gap: 1.5rem;
    }
    
    .service-number {
        width: 60px;
        height: 60px;
        min-width: 60px;
        font-size: 1.6rem;
    }
    
    .service-main-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .service-icon-large {
        font-size: 3rem;
    }
    
    .service-title-large {
        font-size: 1.6rem;
    }
    
    .service-item-content {
        padding: 2rem;
    }
    
    .service-details-grid {
        grid-template-columns: 1fr;
    }
    
    .services-compact-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-h-item {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem;
    }
    
    .h-item-left {
        flex-direction: row;
        justify-content: flex-start;
        min-width: auto;
    }
    
    .process-section {
        padding: 3rem 2rem;
    }
    
    .process-timeline::before {
        left: 30px;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        min-width: 60px;
        font-size: 1.4rem;
        border-width: 3px;
    }
    
    .process-step {
        gap: 1.5rem;
    }
    
    .step-content {
        padding: 1.5rem;
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .business-cta {
        padding: 4rem 2rem;
    }
    
    .business-cta .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .business-cta .cta-content p {
        font-size: 1rem;
    }
    
    .business-cta .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .business-cta .btn-unified {
        width: 100%;
    }
    
    /* 产品定制化 - 移动端适配（单行横向流程） */
    .product-flow-diagram {
        display: flex;
        flex-wrap: nowrap;
        align-items: center;
        justify-content: space-between;
        gap: 0.2rem;
        overflow: hidden;
        padding: 0.1rem 0 0.35rem;
    }

    .flow-step {
        flex: 1 1 0;
        min-width: 0;
        padding: 0.52rem 0.2rem;
        flex-direction: column;
        justify-content: center;
        border-radius: 12px;
    }

    .flow-arrow {
        flex: 0 0 0.7rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #9333ea;
        font-size: 0.95rem;
        line-height: 1;
        opacity: 0.92;
        background: transparent;
        border: 0;
        width: auto;
        height: auto;
        transform: none;
    }

    .flow-icon {
        font-size: 1.2rem;
    }

    .flow-label {
        font-size: 0.76rem;
        letter-spacing: 0;
    }
    
    .product-director {
        padding: 1.5rem;
    }
}

/* ========================================
   全局响应式增强（手机 + 低分辨率PC）
======================================== */
@media (max-width: 1400px) {
    .container {
        margin: 4rem auto;
        padding: 0 1.5rem;
    }
}

/* 横向顶栏仍显示时（>1280）：等效 1920@125%～150% 一类宽度下收紧菜单与 Logo 图 */
@media (max-width: 1536px) and (min-width: 1281px) {
    .nav {
        gap: 0.55rem;
        padding: 1rem clamp(0.5rem, 1.5vw, 0.75rem);
    }

    .logo-img {
        width: 108px;
        height: 94px;
    }

    .menu {
        gap: 0.15rem;
    }

    .menu a {
        padding: 0.4rem 0.42rem;
        font-size: 0.74rem;
    }
}

@media (max-width: 1360px) {
    .card {
        padding: 2.6rem;
    }

    .company-section-nav {
        width: min(1200px, calc(100% - 3rem));
    }
}

/* ≤1280：抽屉菜单（与 1920@150% 等效宽度对齐） */
@media (max-width: 1280px) {
    .menu-toggle {
        display: inline-flex;
    }

    .lang-switch {
        flex-shrink: 0;
    }

    .lang-link {
        min-width: 2.4rem;
        padding: 0.2rem 0.42rem;
        font-size: 0.68rem;
    }

    /* 右侧控件不与品牌区「抢层」：略收间距 + 浅色垫条避免长标题视觉压到按钮上 */
    .nav-right {
        gap: 0.35rem;
        padding: 0.15rem 0 0.15rem 0.5rem;
        margin-left: 0.15rem;
        border-radius: 10px;
        background: linear-gradient(
            90deg,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 250, 252, 0.75) 35%,
            rgba(248, 250, 252, 0.98) 100%
        );
    }

    .nav {
        gap: 0.4rem;
        padding: 0.65rem 0.6rem;
        align-items: center;
    }

    .logo-area {
        margin-right: 0;
    }

    .menu {
        display: none;
        position: fixed;
        top: 0;
        right: -100%;
        width: min(320px, 82vw);
        height: 100vh;
        background: linear-gradient(160deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.97) 55%, rgba(241, 245, 249, 0.96) 100%);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 80px;
        gap: 0;
        transition: right 0.3s ease;
        box-shadow: -8px 0 28px rgba(15, 23, 42, 0.16);
        border-left: 1px solid rgba(37, 99, 235, 0.16);
        backdrop-filter: blur(14px);
        z-index: 1000;
        overflow-y: auto;
    }

    .menu.active {
        display: flex;
        right: 0;
    }

    .menu li {
        width: 100%;
    }

    .menu a {
        display: block;
        padding: 1rem 1.3rem;
        font-size: 0.98rem;
        border-bottom: 1px solid rgba(37, 99, 235, 0.14);
        border-radius: 0;
        color: #1e40af;
        font-weight: 700;
        letter-spacing: 0.1px;
    }

    .menu a::before {
        display: none;
    }

    .menu a:hover,
    .menu a.active {
        background: linear-gradient(90deg, rgba(37, 99, 235, 0.14), rgba(59, 130, 246, 0.08));
        color: #1d4ed8;
        transform: none;
    }

    .menu a.active {
        border-left: 3px solid #2563eb;
        padding-left: calc(1.3rem - 3px);
    }

    .logo-area,
    .nav-right {
        margin-left: 0;
        margin-right: 0;
    }

    .container {
        margin: 3.2rem auto;
        padding: 0 1.2rem;
    }

    .card {
        padding: 2rem 1.5rem;
    }

    .company-section-nav {
        width: calc(100% - 2.4rem);
    }
}

/* 高缩放PC（如 150%+）下，使用紧凑横向菜单（不使用汉堡） */
@media (max-width: 1280px) and (min-width: 769px) {
    .nav {
        gap: 0.5rem;
        padding: 0.52rem 0.75rem;
        justify-content: space-between;
    }

    .logo-area {
        flex: 0 0 auto;
        min-width: 260px;
        max-width: none;
        margin-right: 0.1rem;
        overflow: visible;
    }

    .logo-link {
        gap: 0.5rem;
        flex: 0 0 auto;
    }

    .logo-img {
        width: 72px;
        height: 64px;
    }

    .logo {
        max-width: none;
        white-space: nowrap;
        overflow: visible;
        text-overflow: clip;
        line-height: 1.12;
        font-size: clamp(0.88rem, 1.2vw, 1rem);
        writing-mode: horizontal-tb;
    }

    .nav-right {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        column-gap: 0.28rem;
        flex: 1 1 auto;
        min-width: 0;
        max-width: calc(100% - 270px);
        margin-left: auto;
        padding: 0;
        border-radius: 0;
        background: transparent;
        border: 0;
        box-shadow: none;
        gap: 0.25rem;
    }

    .lang-switch {
        padding: 0.14rem;
        gap: 0.14rem;
        flex: 0 0 auto;
        grid-column: 2;
    }

    .lang-link {
        min-width: 2.2rem;
        padding: 0.2rem 0.38rem;
        font-size: 0.64rem;
    }

    .menu-toggle {
        display: none !important;
    }

    .menu {
        display: flex !important;
        grid-column: 1;
        position: static;
        top: auto;
        right: auto;
        width: auto;
        max-width: none;
        height: auto;
        padding: 0.12rem 0;
        background: transparent;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: flex-end;
        align-items: center;
        gap: 0.1rem;
        box-shadow: none;
        border: 0;
        backdrop-filter: none;
        overflow: visible;
        white-space: normal;
        transition: none;
        flex: 1 1 auto;
        min-width: 0;
    }

    .menu li {
        width: auto;
        flex: 0 0 auto;
    }

    .menu a {
        display: inline-flex;
        padding: 0.34rem 0.4rem;
        font-size: 0.68rem;
        border-bottom: 0;
        border-radius: 8px;
        font-weight: 600;
        letter-spacing: 0;
        white-space: nowrap;
        margin: 0.04rem 0;
    }

    .menu a.active {
        border: 0;
        border-left: 0;
        padding-left: 0.4rem;
        box-shadow: inset 0 0 0 1.5px rgba(37, 99, 235, 0.35), 0 3px 8px rgba(37, 99, 235, 0.16);
    }
}

@media (max-width: 768px) {
    .container {
        margin: 2.5rem auto;
        padding: 0 1rem;
    }

    .card {
        padding: 1.4rem 1rem;
        border-radius: 14px;
    }

    .info-list,
    .numbered-list {
        list-style-position: inside;
        padding-left: 0.15rem;
    }

    h2 {
        font-size: 1.45rem;
        margin-bottom: 1.1rem;
        padding-bottom: 0.7rem;
    }

    h3 {
        font-size: 1.05rem;
        margin-bottom: 0.7rem;
    }

    .case-item-header,
    .case-item-body {
        padding: 1rem;
    }

    .case-title {
        font-size: 0.96rem;
    }

    .case-info-row {
        flex-direction: column;
        gap: 0.42rem;
        align-items: stretch;
        padding: 0.72rem 0;
    }

    .case-label {
        min-width: 0;
        font-size: 0.8rem;
    }

    .case-value {
        text-align: left;
        font-size: 0.86rem;
    }

    .hero-main {
        min-height: 500px;
        padding: 3.8rem 1rem;
    }

    .hero-content {
        width: 100%;
        max-width: 100%;
    }

    .company-section-nav {
        scrollbar-width: thin;
        -webkit-overflow-scrolling: touch;
    }

    .company-img:hover,
    .products-img:hover,
    .card:hover,
    .case-item-card:hover {
        transform: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }

    .nav {
        padding: 0.48rem 0.5rem;
        gap: 0.28rem;
    }

    .logo-img {
        width: 64px;
        height: 56px;
    }

    .logo-link {
        gap: 0.45rem;
    }

    .lang-switch {
        gap: 0.12rem;
        padding: 0.12rem;
        border-radius: 8px;
    }

    .lang-link {
        min-width: 0;
        padding: 0.18rem 0.38rem;
        font-size: 0.58rem;
        letter-spacing: 0;
    }

    .menu-toggle {
        width: 2.4rem;
        height: 2.4rem;
        border-radius: 8px;
    }

    .menu-toggle span {
        width: 19px;
        height: 2px;
    }

    /* 细线时使用略小的位移闭合为 X */
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .menu {
        width: min(300px, 88vw);
    }

    .company-nav-link {
        font-size: 0.8rem;
        padding: 0.42rem 0.68rem;
    }

    .back-to-top {
        right: 14px;
        bottom: 14px;
        width: 40px;
        height: 40px;
        font-size: 0.6rem;
    }
}

/* 低高度屏幕（部分低分辨率PC / 小屏笔记本） */
@media (max-height: 820px) and (min-width: 769px) {
    .nav {
        padding-top: 0.65rem;
        padding-bottom: 0.65rem;
    }

    .hero-main {
        min-height: 540px;
    }

    .container {
        margin-top: 3.2rem;
        margin-bottom: 3.2rem;
    }
}

/* ========================================
   Footer 专用移动端优化
======================================== */
@media (max-width: 900px) {
    .footer-main .container,
    .footer-bottom .container {
        margin: 0 auto;
        padding: 0 1rem;
    }

    .footer-main {
        padding: 2.2rem 0 1.6rem;
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.85rem;
    }

    .footer-section {
        background: rgba(255, 255, 255, 0.72);
        border: 1px solid rgba(37, 99, 235, 0.12);
        border-radius: 12px;
        padding: 0.95rem;
        gap: 0.65rem;
    }

    .footer-grid .footer-section:first-child {
        grid-column: 1 / -1;
        text-align: center;
        padding: 1rem;
    }

    .footer-title {
        font-size: 1.35rem;
        margin-bottom: 0.2rem;
    }

    .footer-desc {
        font-size: 0.86rem;
        line-height: 1.6;
        max-width: 42ch;
        margin: 0 auto;
    }

    .footer-grid .footer-section:first-child .footer-qr-codes {
        justify-content: center;
    }

    .footer-heading {
        font-size: 0.98rem;
        margin-bottom: 0.15rem;
    }

    .footer-links {
        gap: 0.34rem;
    }

    .footer-links li a {
        font-size: 0.85rem;
        padding: 0.14rem 0;
        line-height: 1.45;
    }

    .footer-contact-info {
        gap: 0.6rem;
    }

    .footer-contact-info .contact-item {
        gap: 0.62rem;
        align-items: center;
    }

    .footer-contact-info .contact-icon {
        font-size: 1rem;
        min-width: 20px;
    }

    .contact-label {
        font-size: 0.72rem;
        margin-bottom: 0.1rem;
    }

    .contact-value {
        font-size: 0.84rem;
        word-break: break-word;
    }

    .footer-bottom {
        padding: 1rem 0;
    }

    .footer-bottom-content {
        justify-content: center;
        gap: 0.6rem;
        text-align: center;
    }

    .footer-bottom p {
        font-size: 0.8rem;
    }

    .footer-bottom-links {
        gap: 0.45rem 0.9rem;
        justify-content: center;
        flex-wrap: wrap;
    }

    .footer-bottom-links a {
        font-size: 0.8rem;
    }
}

@media (min-width: 561px) and (max-width: 900px) {
    .footer-grid .footer-section:last-child {
        grid-column: 1 / -1;
    }

    .footer-contact-info {
        flex-direction: row;
        gap: 0.8rem;
    }

    .footer-contact-info .contact-item {
        flex: 1 1 0;
    }
}

@media (max-width: 560px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid .footer-section:first-child {
        grid-column: auto;
    }

    .footer-section {
        padding: 0.9rem 0.82rem;
    }

    .footer-links {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.25rem 0.7rem;
    }

    .footer-links li a {
        font-size: 0.82rem;
    }

    .footer-contact-info .contact-item {
        padding: 0.38rem 0.45rem;
        background: rgba(37, 99, 235, 0.06);
        border-radius: 8px;
    }
}

/* ========================================
   首页服务卡片移动端修复
======================================== */
@media (max-width: 768px) {
    .hero-services-grid {
        grid-template-columns: 1fr;
        gap: 0.9rem;
        margin-top: 1.5rem;
    }

    .hero-service-card {
        width: 100%;
        min-width: 0;
        padding: 1.25rem 1rem;
        border-radius: 12px;
    }

    .hero-services-grid .hero-service-card h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .hero-services-grid .hero-service-card p {
        font-size: 0.82rem;
        line-height: 1.45;
    }

    .service-card-icon {
        font-size: 2.15rem;
        margin-bottom: 0.7rem;
    }
}

/* ========================================
   业务概述 Hero（提纲导航）响应式修复
======================================== */
@media (max-width: 1200px) {
    .page-hero {
        padding: 4.2rem 1.5rem 3.4rem;
    }

    .page-hero.hero-business {
        min-height: 500px;
    }

    .page-hero .hero-outline-nav {
        gap: 0.72rem;
    }

    .page-hero .hero-outline-item {
        min-height: 120px;
        padding: 0.68rem 0.75rem;
    }

    .page-hero .hero-outline-item .stat-label {
        font-size: 0.92rem;
    }

    .page-hero .hero-sub-links a {
        font-size: 0.68rem;
        padding: 0.22rem 0.42rem;
        white-space: normal;
        text-align: center;
        word-break: break-word;
    }
}

@media (max-width: 1024px) {
    .page-hero {
        padding: 3.7rem 1.2rem 3rem;
    }

    .page-hero.hero-business {
        min-height: 460px;
    }

    .page-hero > .container {
        padding: 0.8rem 0.7rem;
    }

    .page-hero .hero-outline-nav {
        grid-template-columns: 1fr;
        gap: 0.58rem;
        margin-top: 0.9rem;
    }

    .page-hero .hero-outline-item {
        min-height: auto;
        padding: 0.68rem 0.72rem;
    }

    .page-hero .hero-outline-main-link {
        padding: 0.1rem 0.1rem 0.2rem;
    }

    .page-hero .hero-sub-links {
        margin-top: 0.48rem;
        gap: 0.32rem;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .page-hero .hero-sub-links a {
        min-height: 2rem;
        align-items: center;
        justify-content: center;
        line-height: 1.2;
    }
}

@media (max-width: 640px) {
    .page-hero {
        padding: 3.2rem 0.9rem 2.5rem;
    }

    .page-hero.hero-business {
        min-height: 420px;
    }

    .page-title {
        font-size: 1.88rem;
        margin-bottom: 0.65rem;
    }

    .page-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.2rem;
        line-height: 1.55;
    }

    .page-hero .hero-outline-item .stat-number {
        font-size: 0.92rem;
        margin-bottom: 0.2rem;
    }

    .page-hero .hero-outline-item .stat-label {
        font-size: 0.88rem;
    }

    .page-hero .hero-outline-item .stat-hint {
        font-size: 0.7rem;
    }

    .page-hero .hero-sub-links {
        grid-template-columns: 1fr;
    }
}

/* 低分辨率PC（例如 1366x768） */
@media (max-height: 820px) and (min-width: 900px) {
    .page-hero {
        padding-top: 3.3rem;
        padding-bottom: 2.7rem;
    }

    .page-hero.hero-business {
        aspect-ratio: auto;
        min-height: 520px;
        background-size: cover;
        background-position: center 18%;
    }

    .page-hero .hero-outline-item {
        min-height: auto;
        padding: 0.6rem 0.68rem;
    }

    .page-hero .hero-sub-links {
        margin-top: 0.4rem;
        gap: 0.28rem;
    }

    .page-hero .hero-outline-nav {
        gap: 0.5rem;
    }

    .page-hero .hero-outline-item .stat-label {
        font-size: 0.86rem;
    }

    .page-hero .hero-outline-item .stat-hint {
        font-size: 0.68rem;
    }
}

/* ========================================
   业务概述 Hero 背景图适配
======================================== */
.page-hero.hero-business {
    background-position: center 22%;
}

@media (max-width: 1200px) {
    .page-hero.hero-business {
        aspect-ratio: auto;
        min-height: clamp(460px, 58vh, 560px);
        background-size: cover;
        background-position: center 18%;
    }
}

@media (max-width: 1024px) {
    .page-hero.hero-business {
        aspect-ratio: auto;
        min-height: clamp(420px, 56vh, 500px);
        background-size: cover;
        background-position: center 14%;
    }
}

@media (max-width: 768px) {
    .page-hero.hero-business {
        aspect-ratio: auto;
        min-height: clamp(340px, 50vh, 430px);
        background-size: cover;
        background-position: 58% 16%;
    }
}

@media (max-width: 480px) {
    .page-hero.hero-business {
        min-height: clamp(300px, 46vh, 360px);
        background-position: 60% 14%;
    }
}

/* AI / Low-code / Products Hero 背景图适配 */
.page-hero.hero-ai {
    background-position: center 24%;
}

.page-hero.hero-lowcode {
    background-position: center 22%;
}

.page-hero.hero-products {
    background-position: center 20%;
}

@media (max-width: 1200px) {
    .page-hero.hero-ai,
    .page-hero.hero-lowcode,
    .page-hero.hero-products {
        aspect-ratio: auto;
        min-height: clamp(460px, 58vh, 560px);
        background-size: cover;
    }

    .page-hero.hero-ai {
        background-position: center 20%;
    }

    .page-hero.hero-lowcode {
        background-position: center 18%;
    }

    .page-hero.hero-products {
        background-position: center 16%;
    }
}

@media (max-width: 1024px) {
    .page-hero.hero-ai,
    .page-hero.hero-lowcode,
    .page-hero.hero-products {
        aspect-ratio: auto;
        min-height: clamp(420px, 56vh, 500px);
        background-size: cover;
    }

    .page-hero.hero-ai {
        background-position: 54% 18%;
    }

    .page-hero.hero-lowcode {
        background-position: 55% 16%;
    }

    .page-hero.hero-products {
        background-position: 56% 14%;
    }
}

@media (max-width: 768px) {
    .page-hero.hero-ai,
    .page-hero.hero-lowcode,
    .page-hero.hero-products {
        aspect-ratio: auto;
        min-height: clamp(340px, 50vh, 430px);
        background-size: cover;
    }

    .page-hero.hero-ai {
        background-position: 56% 18%;
    }

    .page-hero.hero-lowcode {
        background-position: 58% 16%;
    }

    .page-hero.hero-products {
        background-position: 60% 15%;
    }
}

@media (max-width: 480px) {
    .page-hero.hero-ai,
    .page-hero.hero-lowcode,
    .page-hero.hero-products {
        min-height: clamp(300px, 46vh, 360px);
    }

    .page-hero.hero-ai {
        background-position: 58% 16%;
    }

    .page-hero.hero-lowcode {
        background-position: 60% 15%;
    }

    .page-hero.hero-products {
        background-position: 62% 14%;
    }
}

@media (max-height: 820px) and (min-width: 900px) {
    .page-hero.hero-ai,
    .page-hero.hero-lowcode,
    .page-hero.hero-products {
        aspect-ratio: auto;
        min-height: 430px;
        background-size: cover;
    }

    .page-hero.hero-ai {
        background-position: center 20%;
    }

    .page-hero.hero-lowcode {
        background-position: center 18%;
    }

    .page-hero.hero-products {
        background-position: center 16%;
    }
}

@media (max-width: 1024px) {
    .ai-platform-layout {
        grid-template-columns: 1fr;
    }

    .ai-platform-section {
        padding: 1.8rem 1.2rem;
    }
}

@media (max-width: 768px) {
    .ai-platform-section {
        margin: 0.8rem 0 2.6rem;
        padding: 1.35rem 0.9rem;
        border-radius: 16px;
    }

    .ai-platform-video-card,
    .ai-platform-info-card {
        padding: 0.72rem;
        border-radius: 12px;
    }

    .ai-platform-info-card h3 {
        font-size: 1.06rem;
        margin-bottom: 0.55rem;
    }

    .ai-platform-info-card p {
        font-size: 0.86rem;
        line-height: 1.65;
    }
}

@media (max-width: 480px) {
    .ai-platform-tag {
        font-size: 0.68rem;
        padding: 0.28rem 0.6rem;
    }
}