/* ==========================================
   山东博纳文化科技有限公司官网样式
   ========================================== */

/* 基础重置与变量 */
:root {
    --primary-color: #1F3A93;
    --primary-dark: #14245C;
    --secondary-color: #2F66D0;
    --accent-color: #FF8146;
    --accent-soft: #FFE7D8;
    --dark-bg: #0f1419;
    --light-bg: #f5f5f7;
    --muted-bg: #f2f2f4;
    
    /* 文本色 - 优化对比度以符合WCAG AA标准 */
    --text-dark: #1a1a1a;        /* 提高对比度：从 #1f2937 改为 #1a1a1a */
    --text-light: #5a5a5a;       /* 提高对比度：从 #6c757d 改为 #5a5a5a */
    
    --white: #ffffff;
    --border-color: rgba(0, 0, 0, 0.08);
    --success-color: #27ae60;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.08);
    --radius-lg: 20px;
    --radius-md: 16px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: auto;
    min-width: 1200px;
    text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}


body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: var(--white);
    min-width: 1200px;
}

img {
    -webkit-user-drag: none;
    user-select: none;
}

.top-marquee {
    height: 40px;
    background: #b40b0b;
    color: var(--white);
    overflow: hidden;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.top-marquee__viewport {
    height: 100%;
    display: flex;
    align-items: center;
}

.top-marquee__track {
    display: flex;
    width: max-content;
    animation: topMarquee 96s linear infinite;
    will-change: transform;
}

.top-marquee__group {
    flex: 0 0 auto;
    white-space: nowrap;
    font-size: 14px;
    line-height: 15px;
    font-weight: 700;
    letter-spacing: 0.02em;
    padding-right: 56px;
}

.top-marquee:hover .top-marquee__track {
    animation-play-state: paused;
}

@keyframes topMarquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@media (prefers-reduced-motion: reduce) {
    .top-marquee__track {
        animation: none;
    }
}

.img-center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
    height: auto;
}

.desktop-canvas {

    width: 1280px;
    margin: 0 auto;
    transform-origin: top left;
    position: relative;
}

.desktop-canvas.scaled {
    margin: 0;
}






/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 面包屑导航 */
.breadcrumb {
    background: var(--light-bg);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.9rem;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-item a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--text-light);
    user-select: none;
}

.breadcrumb-item.active {
    color: var(--text-dark);
    font-weight: 600;
}

/* 相关链接区块 */
.related-links {
    background: var(--muted-bg);
    padding: 90px 0;
}

.related-links-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 25px;
    margin-top: 30px;
}



.related-link-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-decoration: none;
    display: block;
    border: none;
}

.related-link-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.related-link-icon {
    width: 50px;
    height: 50px;
    background: rgba(31, 58, 147, 0.10);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.related-link-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.related-link-card h3 {
    color: var(--text-dark);
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.related-link-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==============================================
   无障碍访问与键盘导航优化
   ============================================== */

/* 焦点样式 - 确保所有交互元素都有清晰的焦点指示 */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus,
[tabindex]:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
    border-radius: 3px;
}

/* 移除默认浏览器outline后重新定义 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* 隐藏鼠标点击的focus（保留键盘导航） */
a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
    outline: none;
}

/* 导航菜单焦点 */
.nav-menu a:focus {
    background: rgba(31, 58, 147, 0.05);
    outline-color: var(--primary-color);
}

/* 按钮焦点增强 */
.btn:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 3px;
    box-shadow: 0 0 0 4px rgba(255, 129, 70, 0.2);
}

.btn-primary:focus {
    box-shadow: 0 0 0 4px rgba(255, 129, 70, 0.3);
}

/* 卡片元素焦点 */
.service-card:focus,
.gallery-card:focus,
.related-link-card:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 3px;
    transform: translateY(-5px);
}

/* 表单元素焦点增强 */
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(31, 58, 147, 0.1);
    outline: 2px solid var(--primary-color);
    outline-offset: 1px;
}

/* 移动端菜单按钮焦点 */
.mobile-toggle:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 5px;
    background: rgba(31, 58, 147, 0.05);
}

/* Tab顺序跳过链接（无障碍功能） */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 16px;
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* 提升可见性的焦点指示器 */
*:focus {
    scroll-margin-top: 100px; /* 确保焦点元素不会被固定导航遮挡 */
}

/* 键盘用户辅助 - 为可交互元素添加视觉提示 */
[role="button"]:not(button),
[role="link"]:not(a) {
    cursor: pointer;
}

/* 确保禁用元素不可被Tab选中 */
button:disabled,
input:disabled,
textarea:disabled,
select:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

button:disabled:focus,
input:disabled:focus {
    outline: none;
}



/* 导航栏 */
.navbar {
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(18px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-light);
    letter-spacing: 1px;
}




.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex-wrap: nowrap;
    white-space: nowrap;
    margin-left: 20px; /* 导航菜单左边距：原为80px，减少20px以整体前移，可在此处调整数值 */
    align-items: center; /* 垂直居中对齐 */
}

/* 服务号码样式 */
.nav-service-number {
    margin-left: auto; /* 推到最右侧（如果需要紧跟在联系我们后面，可以移除这行） */
    display: flex;
    align-items: center;
}

.service-number-box {
    display: flex;
    align-items: center;
    border-left: 2px solid var(--border-color);
    padding-left: 15px;
    margin-left: 10px;
}
/* 山东博纳LOGO大小 */
.logo img {
    height: 55px;
    width: auto;
    display: block;
}
/* 全国服务热线图片大小  */
.service-hotline-img {
    height: 45px; /* 图片高度控制，如需调整请修改此处 */
    width: auto;
    display: block;
}


.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

/* Hero主视觉区 */
.hero {
    position: relative;
    background-image: url('../picture/网站首面banner图.jpg');
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    height: 700px;
    display: flex;
    align-items: center;
    padding: 0;
    overflow: hidden;
}

.hero {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}


.hero-content {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 33px;
    align-items: stretch;
    height: 100%;
    z-index: 2;
}

.hero .container {
    height: 100%;
}

.hero-text {
    color: var(--white);
    text-align: left;
    padding-left: 0;
    align-self: center;
}

.hero-image {
    height: 100%;
    display: flex;
    align-items: center;
}

.hero-building-frame {
    width: 80%;
    height: 80%;
    border-radius: 20px;
    background: url('../picture/山东博纳门面1.jpg') no-repeat center / 100% 100%;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
}

@media (max-width: 0px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-image {
        display: none;
    }
}

.hero-title {
    font-size: 2.2rem;
    line-height: 1.9;/* 行高调整：此处控制首页大标题的行高，可根据需要修改数值 */
    margin-left: 0;

    margin-bottom: 3.5rem;
    font-weight: 700;
    letter-spacing: 2px; /* 字间距调整：此处控制首页大标题的字间距，可根据需要修改数值 */
}

.hero-title .highlight {
    color: var(--accent-color);
    text-decoration: underline;
    text-decoration-color: var(--accent-color);
    text-decoration-thickness: 3px;
    text-underline-offset: 5px;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.75;
    margin-bottom: 1.6rem;
    opacity: 0.92;
    margin-left: 0;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-left: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.8rem;
    text-decoration: none;
    border-radius: 12px;
    text-align: center;/****/
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--white);
}

.btn-primary:hover {
    background: #e67e22;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(243, 156, 18, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-dark);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-dark);
}

.btn-lg {
    padding: 1.1rem 2.2rem;
    font-size: 1.1rem;
}

.hero .btn-secondary {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.10);
    backdrop-filter: blur(6px);
}

.hero .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.18);
    color: var(--white);
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.95rem 1.8rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
    background: var(--accent-color);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.10);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.14);
}

.cta-button.btn-secondary {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.70);
    color: var(--white);
    box-shadow: none;
}

.cta-button.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.16);
    color: var(--white);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-frame {
    position: relative;
    width: 100%;
    max-width: 480px;
    border-radius: 24px;
    overflow: hidden; /* 防止图片溢出边界 */
    box-shadow: 0 30px 60px rgba(15, 20, 25, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.25);
    background-color: #fff; /* 增加背景底色以防透明图片溢出视觉 */
}

.hero-image-frame img {
    width: 100%;
    display: block;
    object-fit: cover;
    height: auto; /* 修复可能导致拉伸和溢出的高度问题 */
    max-height: 100%;
}

.hero-floating-card {
    position: absolute;
    bottom: 160px; /** 调整卡片位置，避免遮挡首页标题 */
    right: -20px;
    width: 220px;
    border-radius: 16px;
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-floating-card img {
    width: 72px;
    height: 72px;
    border-radius: 12px;
    object-fit: cover;
}

.floating-caption span {
    display: block;
    font-size: 0.85rem;
    color: var(--text-light);
}

.floating-caption strong {
    display: block;
    font-size: 1rem;
    color: var(--primary-color);
}

/* 信任栏 */
.trust-bar {
    background: var(--white);
    padding: 60px 0;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.trust-item {
    text-align: center;
}

.trust-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem;
    transition: transform 0.3s ease;
}

.trust-item:hover .trust-icon {
    transform: scale(1.1) rotate(5deg);
}

.trust-icon i {
    font-size: 2rem;
    color: var(--white);
}

.trust-item h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.trust-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 通用区块样式                       全站通用的 section 默认间距                       */
section {
    padding: 32px 0;
}

/* 首页：缩小“行业解决方案入口”与“案例”区块之间的空隙 */
.unbox-scenarios {
    padding-bottom: 16px;
}

.unbox-cases {
    padding-top: 36px;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 2.8rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
    padding-bottom: 0.4rem;
    letter-spacing: 0.02em;
}

.section-header h2::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 72px;
    height: 2px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.14);
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
}

.trust-strip {
    padding: 36px 0;
    background: var(--white);
}

.trust-strip__items {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    justify-content: space-between;
    align-items: center;
}

.trust-strip__item {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 200px;
}

.trust-strip__icon {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    background: #b40b0b;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 44px;
}

.trust-strip__icon i {
    color: var(--white);
    font-size: 1.15rem;
}

.trust-strip__text {
    display: grid;
    gap: 4px;
}

.trust-strip__title {
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1.2;
}

.trust-strip__desc {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.2;
}

@media (max-width: 0px) {
    .trust-strip__items {
        justify-content: center;
        gap: 18px 22px;
    }

    .trust-strip__item {
        min-width: 180px;
    }
}

.about-qualification {
    background: #f3f4f6;
    padding: 72px 0 0;
}

.about-qualification__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: start;
}

.about-qualification__kicker {
    font-weight: 900;
    letter-spacing: 0.06em;
    color: rgba(0, 0, 0, 0.85);
    font-size: 22px;
    line-height: 1;
    text-transform: uppercase;
}

.about-qualification__kicker-accent {
    color: #b40b0b;
}

.about-qualification__title {
    margin-top: 10px;
    font-size: 36px;
    line-height: 1.1;
    font-weight: 900;
    color: var(--text-dark);
}

.about-qualification__subtitle {
    margin-top: 10px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: rgba(0, 0, 0, 0.55);
    text-transform: uppercase;
}

.about-qualification__desc {
    margin-top: 16px;
    color: rgba(0, 0, 0, 0.62);
    font-size: 14px;
    line-height: 1.95;
}

.about-qualification__tagline {
    margin-top: 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0;
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 0;
    color: rgba(0, 0, 0, 0.78);
    font-weight: 700;
    font-size: 13px;
}

.about-qualification__badge {
    width: 42px;
    height: 42px;
    border-radius: 0;
    background: #b40b0b;
    color: var(--white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    flex-direction: column;
    letter-spacing: 0;
    line-height: 1;
    padding-top: 2px;
}

.about-qualification__badge::before {
    content: "主";
    font-size: 16px;
    font-weight: 1000;
}

.about-qualification__badge::after {
    content: "营";
    font-size: 16px;
    font-weight: 1000;
}

.about-qualification__certs {
    /* 移除背景和边框，使其融入背景 */
    background: transparent;
    border-radius: 10px;
    border: none;
    padding: 0;
}

.about-qualification__cert-header {
    text-align: center;
}

.about-qualification__cert-title-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 18px;
    margin-top: 10px;
}

.about-qualification__cert-line {
    height: 2px;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 999px;
}

.about-qualification__cert-title {
    margin: 0;
    font-size: 32px;
    font-weight: 900;
    color: var(--text-dark);
}

.about-qualification__cert-collage {
    position: relative;
    margin-top: 16px;
    height: auto; /* 取消固定的280px，让容器自适应图片或设置的尺寸 */
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden; /* 防止单张大图溢出 */
    border-radius: 8px; /* 匹配容器圆角 */
}

.about-qualification__cert-collage--single .about-qualification__cert {
    position: static;
    width: 100%;
    max-width: 100%; /* 继承外层 DIV 的宽度约束 */
    height: 100%;     /* 继承外层 DIV 的高度约束 */
    object-fit: cover;
    transform: none;
    border: none;
    
    /* 保持基础的立体阴影，让图片贴合在背景上显得不那么单调 */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.05);
    border-radius: 12px;
}

.about-qualification__cert {
    position: absolute;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.10);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.10);
    background: var(--white);
}

.about-qualification__cert--back-left {
    left: 12px;
    top: 20px;
  
    transform: rotate(-1.5deg);
    opacity: 0.9;
}

.about-qualification__cert--back-right {
    right: 12px;
    top: 16px;
  
    transform: rotate(1.2deg);
    opacity: 0.9;
}

.about-qualification__cert--front-left {
    left: 30px;
    bottom: 14px;
    width: 48%;
    height: 58%;
    transform: rotate(-0.7deg);
    z-index: 2;
}

.about-qualification__cert--front-right {
    right: 30px;
    bottom: 14px;
    width: 48%;
    height: 58%;
    transform: rotate(0.7deg);
    z-index: 2;
}

.about-qualification__stats {
    margin-top: 30px;
    background: var(--white);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.about-qualification__stats-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 20px 22px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.about-qualification__stat {
    text-align: center;
}

.about-qualification__stat-value {
    font-weight: 1000; /* 加粗 */
    color: #b40b0b;
    font-size: 34px;
    line-height: 1.1;
}

.about-qualification__stat-label {
    margin-top: 6px;
    color: rgba(0, 0, 0, 0.55);
    font-size: 12px;
    font-weight: 700;
}

@media (max-width: 0px) {
    .about-qualification__grid {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .about-qualification__stats-inner {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        padding: 18px 20px 18px;
    }
}

.hero-proofline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.24);
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: rgba(255, 255, 255, 0.92);
    margin: 18px 0 26px;
}

.hero-proofline__label {
    font-weight: 700;
}

.hero-proofline__value {
    font-weight: 700;
    letter-spacing: 0.04em;
}

.hero-trust-bullets {
    list-style: none;
    padding: 0;
    margin: 18px 0 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.95rem;
}

.hero-trust-bullets li {
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-note {
    margin-top: 10px;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.78);
    max-width: 52ch;
}

.unbox-triad {
    background: var(--light-bg);
    padding-bottom: 0;
}

.unbox-trust {
    padding: 0;
}

.unbox-trust--image .process-image-link {
    display: block;
}

.unbox-triad .section-header {
    margin-bottom: 22px;
}

.unbox-triad .risk-subtitle {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin: 16px 0 0;
    padding: 0;
    border-radius: 0;
    background: transparent;
    border: none;
    box-shadow: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px 12px;
    font-size: 1.05rem;
    line-height: 1.55;
}

.unbox-triad .risk-quote {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(124, 58, 237, 0.12);
    color: rgba(91, 33, 182, 0.95);
    font-weight: 900;
    letter-spacing: 0.02em;
}

.unbox-triad .risk-desc {
    color: rgba(0, 0, 0, 0.78);
    font-weight: 900;
}

.unbox-triad .risk-tags {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.unbox-triad .risk-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(180, 11, 11, 0.08);
    border: 1px solid rgba(180, 11, 11, 0.24);
    color: #b40b0b;
    font-weight: 900;
    font-size: 0.92rem;
    letter-spacing: 0.02em;
}

@media (max-width: 0px) {
    .unbox-triad .risk-subtitle {
        padding: 12px 12px;
        font-size: 1rem;
    }
}

.triad-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    padding: 32px 0;
}

.unbox-triad .triad-block:first-of-type {
    padding-top: 18px;
}

.triad-block + .triad-block {
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.triad-block--text-right .triad-block__text {
    order: 2;
}

.triad-block--text-right .triad-block__visual {
    order: 1;
}

.triad-verify {
    padding: 32px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.triad-verify__card {
    border-radius: 20px;
    overflow: hidden;
    background: #bcd9f4;
}
 /***控制图片在卡片里的“上下左右留白/位置” ：广电级专业复制设备
逐盘校验，交付可验收**/
.triad-verify__main {
    display: grid;
    grid-template-columns: 320px 1fr;  /***左侧图片区域宽度，修改这个数字可以变宽或变窄。**/
    gap: 135px;/* 图片和右侧文字间距 */
    align-items: center;
    padding: 34px 100px 30px 70px; /***上 右 下 左**/
    position: relative;
    z-index: 2; /* 确保 main 层级高于 foot */
}

.triad-verify__visual {
    display: flex;
    /* align-items: stretch; // 移除拉伸，让高度自由 */
    height: 420px; /* 增加高度，使其超过 main 区域 */
    margin-bottom: -100px; /* 负 margin 让图片下沉，进入白色区域 */
    position: relative;
    z-index: 10;
}

.triad-verify__image {
    width: 100%; /* 填满 visual */
    height: 100%; /* 填满 visual */
    object-fit: cover;
    object-position: center;
    border-radius: 12px;
}

.triad-verify__title {
    margin: 0 0 18px;
    font-size: 2.4rem;
    line-height: 1.15;
    font-weight: 1000;
    color: #0b2b45;
    letter-spacing: 0.01em; /* 这里设置“广电级专业复制设备”的字间距，数值越大间距越宽 */
}

.triad-verify__subtitle {
    font-size: 2.0rem; /* 设置为 2.0rem */
    letter-spacing: 0.08em; /* 这里设置“逐盘校验，交付可验收”的字间距 */
    display: block; /* 确保它作为块级元素（可选，取决于是否需要独占一行，这里有 <br> 所以 span 也可以） */
    margin-top: 8px; /* 可选：增加一点上间距 */
}

.triad-verify__points {
    margin: 0;
    padding-left: 20px;
    display: grid;
    gap: 14px;
    color: #143a57;
    font-size: 1.12rem;
    font-weight: 700;
    line-height: 1.7;
}

.triad-verify__foot {
    background: #ffffff;
    padding: 22px 40px 24px 525px; /***上 右 下 左 (70+320+135=525)**/
    display: grid;
    gap: 8px;
    position: relative;
    z-index: 1; /* 确保层级低于 visual */
}

.triad-verify__foot-label {
    font-weight: 900;
    color: #0b2b45;
    font-size: 1.1rem;
}

.triad-verify__foot-value {
    font-weight: 800;
    color: #0b2b45;
    font-size: 1.28rem;
}

@media (max-width: 0px) {
    .triad-verify__main {
        grid-template-columns: 1fr;
        gap: 18px;
        padding: 22px 18px;
    }

    .triad-verify__image {
        height: 320px;
        border-radius: 18px;
    }

    .triad-verify__title {
        font-size: 2.2rem;
    }

    .triad-verify__points {
        font-size: 1.05rem;
        gap: 10px;
    }

    .triad-verify__foot {
        padding: 18px 18px 20px;
    }
}

.triad-block__text h3 {
    font-size: 2rem;
    margin-bottom: 16px;
    letter-spacing: 0.01em;
}

.triad-points {
    list-style: none;
    padding: 0;
    margin: 0 0 18px;
    display: grid;
    gap: 10px;
    color: var(--text-dark);
}

.triad-points li {
    position: relative;
    padding-left: 16px;
    color: var(--text-dark);
    line-height: 1.7;
}

.triad-points li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.72em;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.22);
}

.triad-actions {
    margin-top: 18px;
}

.evidence-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius-lg);
    background: var(--white);
    border: 1px solid var(--border-color);
}

.evidence-bar__label {
    font-weight: 700;
    color: var(--primary-color);
}

.evidence-bar__value {
    color: var(--text-light);
}

.visual-stack {
    position: relative;
    width: min(620px, 100%);
    margin-left: auto;
}

.visual-stack img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 2px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    background: var(--white);
}

.visual-stack img:nth-child(1) {
    transform: none;
}

.visual-stack img:nth-child(2) {
    position: absolute;
    right: -18px;
    top: 24px;
    width: 78%;
    transform: rotate(1.5deg);
}

.visual-stack img:nth-child(3) {
    position: absolute;
    right: 10px;
    bottom: -22px;
    width: 70%;
    transform: rotate(-1deg);
}

.triad-hero-image {
    width: 70%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    background: var(--white);
}

.visual-gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.visual-gallery img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: 14px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    background: var(--white);
}

.visual-caption {
    margin-top: 12px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.process-proof-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: start;
}

.unbox-process {
    position: relative;
    background: #f3f4f6;
    overflow: hidden;
}

.unbox-process::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 90px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 120'%3E%3Cpath fill='%231a5fd4' fill-opacity='1' d='M0,96 C240,64 480,64 720,96 C960,128 1200,128 1440,96 L1440,120 L0,120 Z'/%3E%3Cpath fill='%23f59e0b' fill-opacity='1' d='M0,108 C240,84 480,84 720,108 C960,132 1200,132 1440,108 L1440,120 L0,120 Z'/%3E%3C/svg%3E") no-repeat center bottom / cover;
    pointer-events: none;
}

.unbox-process--image {
    background: transparent;
    padding: 0;
}

.unbox-process--image::after {
    display: none;
}

.process-image-block {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    display: flex;
    justify-content: center;
}

.process-image {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
}

.unbox-process .section-header h2 {
    font-size: 2.6rem;
    margin-bottom: 10px;
}

.process-layout {
    margin-top: 22px;
}

.process-timeline {
    position: relative;
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 22px;
    padding: 28px 0 98px;
    --rail-bottom: 54px;
    --rail-height: 2px;
    --dot-size: 12px;
}

.process-timeline__rail {
    position: absolute;
    left: 0;
    right: 0;
    bottom: var(--rail-bottom);
    height: var(--rail-height);
    background: rgba(124, 58, 237, 0.35);
    border-radius: 999px;
}

.timeline-step {
    position: relative;
    text-align: center;
    padding-bottom: var(--rail-bottom);
    --stem: 58px;
}

.timeline-step.is-top {
    --stem: 96px;
}

.timeline-step::before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: calc(var(--rail-bottom) + 1px);
    transform: translateX(-50%);
    width: 1px;
    height: var(--stem);
    background: rgba(124, 58, 237, 0.55);
}

.timeline-step::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: calc(var(--rail-bottom) - 5px);
    transform: translateX(-50%);
    width: var(--dot-size);
    height: var(--dot-size);
    border-radius: 999px;
    background: #7c3aed;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.16);
}

.timeline-step__text h3 {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    color: var(--text-dark);
}

.timeline-step__text p {
    margin-top: 8px;
    font-size: 0.92rem;
    line-height: 1.35;
    color: var(--text-light);
}

.process-panels {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    gap: 22px;
    align-items: center;
    padding: 10px 0 110px;
}

.process-panels__connector {
    position: relative;
    width: 100%;
    height: 120px;
}

.process-panels__connector::before,
.process-panels__connector::after {
    content: "";
    position: absolute;
    left: 10px;
    right: 10px;
    top: 50%;
    height: 2px;
    background: rgba(0, 0, 0, 0.12);
    transform: translateY(-50%);
    border-radius: 999px;
}

.process-panels__connector::after {
    width: 10px;
    height: 10px;
    left: 50%;
    right: auto;
    top: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    border-right: 2px solid rgba(0, 0, 0, 0.30);
    border-top: 2px solid rgba(0, 0, 0, 0.30);
    background: transparent;
}

.process-panel {
    border-radius: 18px;
    padding: 26px 26px;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.process-panel h3 {
    text-align: center;
    font-size: 1.35rem;
    font-weight: 900;
    margin-bottom: 18px;
    color: var(--text-dark);
}

.process-panel--prepare {
    background: #eaf1ff;
    border-color: rgba(31, 58, 147, 0.16);
}

.process-panel--deliver {
    background: #fff1db;
    border-color: rgba(245, 158, 11, 0.22);
}

.process-panel__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 16px;
}

.process-panel__list li {
    display: grid;
    grid-template-columns: 20px 1fr;
    gap: 12px;
    align-items: start;
}

.process-panel__dot {
    width: 16px;
    height: 16px;
    margin-top: 4px;
    border-radius: 999px;
    background: rgba(31, 58, 147, 0.16);
    position: relative;
}

.process-panel--deliver .process-panel__dot {
    background: rgba(245, 158, 11, 0.22);
}

.process-panel__dot::after {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 999px;
    background: rgba(31, 58, 147, 0.75);
}

.process-panel--deliver .process-panel__dot::after {
    background: rgba(245, 158, 11, 0.80);
}

.process-panel__item strong {
    display: block;
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1.2;
}

.process-panel__item span {
    display: block;
    margin-top: 6px;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.35;
}

@media (max-width: 0px) {
    .process-timeline {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        padding-bottom: 42px;
    }

    .process-timeline__rail {
        display: none;
    }

    .timeline-step {
        padding-bottom: 0;
    }

    .timeline-step::before,
    .timeline-step::after {
        display: none;
    }

    .process-panels {
        grid-template-columns: 1fr;
        padding-bottom: 90px;
    }

    .process-panels__connector {
        display: none;
    }
}

.process-stepper {
    display: grid;
    gap: 14px;
    padding: 28px;
    border-radius: var(--radius-lg);
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.process-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 14px;
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.04);
    color: var(--text-dark);
    font-weight: 600;
}

.process-step small {
    display: block;
    font-size: 0.85rem;
    line-height: 1.25;
    color: var(--text-light);
    font-weight: 600;
}

.process-step i {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(31, 58, 147, 0.10);
    color: var(--primary-color);
}

.process-proof {
    padding: 34px;
    border-radius: var(--radius-lg);
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.proof-list + .proof-list {
    margin-top: 26px;
    padding-top: 26px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.proof-list li {
    margin: 6px 0;
    color: var(--text-dark);
}

.proof-list li::marker {
    color: rgba(31, 58, 147, 0.55);
}

.proof-list h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.proof-list ul {
    margin: 0;
    padding-left: 18px;
    color: var(--text-light);
}

.process-cta {
    margin-top: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.scenario-card {
    display: block;
    text-decoration: none;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 26px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.scenario-card h3 {
    color: var(--text-dark);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.scenario-pain {
    color: var(--text-light);
    margin-bottom: 10px;
}

.scenario-proof {
    color: var(--text-dark);
    font-weight: 600;
}

.scenario-actions {
    margin-top: 20px;
    text-align: center;
}

.case-feature-grid {
    display: grid;
    gap: 22px;
}

.case-feature {
    display: grid;
    grid-template-columns: 1.1fr 1.4fr;
    gap: 22px;
    padding: 22px;
    border-radius: var(--radius-lg);
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.case-feature__visual img {
    width: 100%;
    height: 100%;
    min-height: 260px;
    object-fit: cover;
    border-radius: 16px;
    display: block;
}

.case-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 10px;
}

.case-tag {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(31, 58, 147, 0.08);
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.95rem;
}

.case-problem {
    margin: 10px 0 12px;
    color: var(--text-light);
}

.case-actions {
    margin: 0 0 16px;
    padding-left: 18px;
    color: var(--text-dark);
}

.case-actions-row {
    margin-top: 22px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.trust-wall {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: start;
}

.trust-wall--single {
    grid-template-columns: 1fr;
    justify-items: center;
}

.trust-wall__certs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.trust-wall__certs--single {
    grid-template-columns: 1fr;
    justify-items: center;
}

.cert-thumb {
    display: block;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--white);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cert-thumb--scale-70 {
    width: 70%;
}

.cert-thumb:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.cert-thumb img {
    width: 100%;
    height: 1080px;
    object-fit: cover;
    display: block;
}

.trust-wall__certs--single .cert-thumb img {
    height: auto;
    object-fit: contain;
}

.trust-wall__system {
    padding: 34px;
    border-radius: 16px;
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.trust-system-list {
    margin: 14px 0 0;
    padding-left: 18px;
    color: var(--text-dark);
}

.trust-wall__actions {
    margin-top: 22px;
}

.unbox-endcap {
    background: var(--muted-bg);
}

.endcap {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 54px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    text-align: center;
}

.endcap h2 {
    font-size: 2.6rem;
    letter-spacing: 0.01em;
    margin-bottom: 12px;
}

.endcap-subtitle {
    color: var(--text-light);
    max-width: 70ch;
    margin: 0 auto 26px;
}

.endcap-fields {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 22px 0 26px;
}

.endcap-field {
    padding: 14px 14px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-light);
    font-weight: 600;
}

.endcap-channels {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 26px;
}

.endcap-channel {
    padding: 16px 16px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.02);
}

.endcap-channel h3 {
    font-size: 1.2rem;
    margin-bottom: 6px;
}

.endcap-channel p {
    margin: 0;
    color: var(--text-light);
}

.endcap-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

@media (max-width: 0px) {
    .triad-block {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .triad-block--text-right .triad-block__text,
    .triad-block--text-right .triad-block__visual {
        order: unset;
    }

    .process-proof-layout {
        grid-template-columns: 1fr;
    }

    .scenario-grid {
        grid-template-columns: 1fr;
    }

    .case-feature {
        grid-template-columns: 1fr;
    }

    .trust-wall {
        grid-template-columns: 1fr;
    }

    .endcap-fields {
        grid-template-columns: 1fr;
    }

    .endcap-channels {
        grid-template-columns: 1fr;
    }
}

/* 连接区块 */
.connection-section {
    background: var(--light-bg);
}

.connection-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.connection-icons {
    display: grid;
    grid-template-columns: repeat(4, 220px);
    gap: 40px;
    justify-content: center;
}


.connection-icon {
    text-align: center;
    padding: 0px 0px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-decoration: none;
    display: block;
    cursor: pointer;
}


.connection-icon:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.connection-icon i {
    font-size: 3.4rem;
    color: var(--primary-color);
    margin-bottom: 1.2rem;
	
	
}


.connection-icon span {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}


.connection-text {
    text-align: center;
	
}

.connection-text h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.highlight-text {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 核心价值 */
.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.value-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: none;
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
}

.value-icon i {
    font-size: 2rem;
    color: var(--white);
}

.value-card h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.value-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 服务概览 */
.services-overview {
    background: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: none;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.service-image {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
}

.service-image i {
    font-size: 3rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.service-link:hover {
    color: var(--secondary-color);
}

/* 案例画廊 */
.case-gallery {
    background: var(--white);
}

.about-gallery {
    background: var(--muted-bg);
}

/* 新版画廊布局 - 4列带分割线 */
.gallery-columns-wrapper {
    display: flex;
    justify-content: space-between;
    gap: 0; /* 使用自定义分割线，不需要 gap */
    padding: 20px 0;
}

.gallery-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0 15px; /* 给内容一些内边距 */
}

.gallery-col-title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.gallery-col-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    opacity: 0.3;
}

.gallery-col-items {
    display: flex;
    flex-direction: column;
    gap: 30px; /* 图片之间的垂直间距 */
}

.gallery-divider {
    width: 2px;
    background: linear-gradient(to bottom, 
        rgba(255, 255, 255, 0) 0%, 
        #C0C0C0 20%, 
        #C0C0C0 80%, 
        rgba(255, 255, 255, 0) 100%
    );
    /* 如果需要更明显的“变细”效果，可以使用 clip-path，但渐变通常足够 */
    flex-shrink: 0; /** 防止分割线压缩 */
    border-radius: 8%; /* 让两端看起来稍微圆润一点 */
    margin: 100px 0 40px; /* 顶部留出空间，不要顶到标题 */
}

/* 兼容旧的 gallery-card 样式，但移除 grid 相关属性 */
.gallery-card {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow);
    width: 100%; /* 占满列宽 */
}

.gallery-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.gallery-card:hover img {
    transform: scale(1.08);
}

.gallery-card figcaption {
    position: absolute;
    left: 20px;
    bottom: 20px;
    background: rgba(0, 0, 0, 0.35);
    color: var(--white);
    padding: 12px 16px;
    border-radius: 12px;
    backdrop-filter: blur(4px);
}

.gallery-card figcaption span {
    font-size: 0.85rem;
    opacity: 0.85;
}

.gallery-card figcaption strong {
    display: block;
    font-size: 1.05rem;
}

/* 响应式调整 */
@media (max-width: 0px) {
    .gallery-columns-wrapper {
        flex-wrap: wrap;
    }
    
    .gallery-col {
        flex: 0 0 48%; /* 平板显示2列 */
        margin-bottom: 40px;
    }
    
    .gallery-divider {
        display: none; /* 移动端/平板隐藏分割线 */
    }
}

@media (max-width: 0px) {
    .gallery-col {
        flex: 0 0 100%; /* 手机显示1列 */
    }
}


/* 品牌影像记录卡片样式 */
.brand-record-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 20px 0;
}

.brand-record-card {
    background: var(--white);
    border-radius: 12px;
    padding: 0px 0px;
    text-align: center;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 280px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.brand-record-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0,0,0,0.05);
}

.brand-card-top {
    height: 100%; /* 设置固定高度 */
    width: 100%;  /* 设置固定宽度 */
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px; /* 居中显示 */
    overflow: hidden; /* 防止图片溢出 */
}

.brand-card-top img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 保持图片比例填满容器 */
}

.brand-card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
}

.brand-card-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

.brand-card-content p {
    font-size: 1.05rem;
    margin: 0;
    line-height: 1.5;
}

.brand-card-footer {
    text-align: right;
    margin-top: 25px;
}

.brand-card-footer a {
    font-size: 0.85rem;
    color: #999;
    text-decoration: none;
    transition: color 0.3s;
}

.brand-card-footer a:hover {
    color: var(--primary-color);
}

/* 特定卡片颜色样式 */
.brand-record-card.card-feshak .brand-card-content h3,
.brand-record-card.card-feshak .brand-card-content p {
    color: #333;
}

.brand-record-card.card-mango .brand-card-content h3,
.brand-record-card.card-mango .brand-card-content p {
    color: #f39c12; /* 芒果橙 */
}

.brand-record-card.card-philips .brand-card-content h3,
.brand-record-card.card-philips .brand-card-content p {
    color: #0050cc; /* 飞利浦蓝 */
}

.brand-record-card.card-oem .brand-card-content h3,
.brand-record-card.card-oem .brand-card-content p {
    color: #c0392b; /* OEM红 */
}

/* 响应式调整 */
@media (max-width: 0px) {
    .brand-record-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 0px) {
    .brand-record-grid {
        grid-template-columns: 1fr;
    }
}

body.gallery-overlay-open {
    overflow: hidden;
}

.gallery-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
    background: rgba(6, 15, 23, 0.85);
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.gallery-overlay.is-active {
    opacity: 1;
    pointer-events: auto;
}

.gallery-overlay__backdrop {
    position: absolute;
    inset: 0;
}

.gallery-overlay__content {
    position: relative;
    background: #e5e7ea; /**背景颜色**/
    border-radius: 24px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
    padding: 5px 8px;  /**图片与背景边框尺寸**/
    width: min(550px, 90vw);/**内容宽度:最大宽度为 550px，在小屏幕上宽度为视口宽度的 90%。**/
    max-height: 90vh;
    color: var(--white);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.gallery-overlay__close {
    position: absolute;
    top: 18px;
    right: 18px;
    background: rgba(255, 255, 255, 0.12);
    border: none;
    color: var(--white);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.gallery-overlay__close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.gallery-overlay__stage {
    position: relative;
    width: 100%;
    aspect-ratio: 3 /4;
    background: #f3f3f3;
    border-radius: 20px;
    overflow: hidden;
}

.gallery-overlay__stage img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gallery-overlay__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.35);
    border: none;
    color: var(--white);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    cursor: pointer;
    transition: background 0.3s ease;
    z-index: 2;
}

.gallery-overlay__nav:hover {
    background: rgba(0, 0, 0, 0.55);
}

.gallery-overlay__nav--prev {
    left: 16px;
}

.gallery-overlay__nav--next {
    right: 16px;
}

.gallery-overlay__caption {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.gallery-overlay__caption span {
    color: var(--text-light);
    font-size: 0.9rem;
    letter-spacing: 0.08em;
}

.gallery-overlay__caption strong {
    font-size: 1.2rem;
}

@media (max-width: 0px) {
    .gallery-overlay {
        padding: 16px;
    }

    .gallery-overlay__content {
        padding: 24px;
        width: 100%;
        max-height: 100vh;
    }

    .gallery-overlay__nav {
        width: 40px;
        height: 40px;
    }
}

/* 合规流程 */

.compliance-flow {
    background: var(--white);
}

.flow-steps-horizontal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 32px;
    overflow-x: auto;
    padding: 16px 0;
}

.flow-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 32px;
}

.flow-step {
    flex: 1;
    min-width: 130px;
    text-align: center;
    position: relative;
    padding: 0 8px;
}

.step-number {
    position: absolute;
    top: -8px;
    right: 8px;
    background: var(--accent-color);
    color: var(--white);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
    font-size: 0.85rem;
    z-index: 1;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--light-bg);
    border: 3px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 0.8rem;
    transition: all 0.3s ease;
}


.flow-step:hover .step-icon {
    background: var(--primary-color);
    transform: scale(1.1);
}

.step-icon i {
    font-size: 2rem;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.flow-step:hover .step-icon i {
    color: var(--white);
}

.flow-step h3 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.flow-step p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.flow-arrow {
    font-size: 1.6rem;
    color: var(--primary-color);
    font-weight: 600;
    flex-shrink: 0;
}


.flow-cta {
    text-align: center;
}

/* 收益区块 */
.benefits-section {
    background: var(--light-bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.benefit-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
}

.benefit-item i {
    font-size: 2rem;
    color: var(--success-color);
    flex-shrink: 0;
}

.benefit-item p {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1.05rem;
}

/* 承诺区块 */
.promise-section {
    background: var(--white);
}

.promise-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: var(--light-bg);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.stat-item:hover .stat-number {
    color: var(--white);
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-light);
    transition: color 0.3s ease;
}

.stat-item:hover .stat-label {
    color: var(--white);
}

.promise-list {
    text-align: center;
}

.promise-list p {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin: 1rem 0;
    font-weight: 600;
}

.promise-list i {
    color: var(--accent-color);
    margin-right: 10px;
}

/* CTA区块 copy-service.html页面 <!-- 底部CTA -->

<section class="cta-section">模块，调整高度代码在哪
可以调整 padding: 100px 0; 中的 100px 来改变区块的整体高度（例如改为 60px 0 会变矮）。
*/
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 60px 0;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 2rem;
    font-weight: 700;
}

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

/* 页脚 */
.footer {
    position: relative;
    background: var(--dark-bg);
    color: var(--white);
    padding: 60px 0 20px;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    box-sizing: border-box;
}

.footer .container {
    position: relative;
    z-index: 1;
}



.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.license-info {
    color: var(--accent-color) !important;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--white);
}

.contact-info i {
    margin-right: 10px;
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.footer-credit {
    margin-top: 10px;
    color: rgba(255, 255, 255, 0.7) !important;
    font-size: 0.85rem !important;
    font-weight: 500;
}

/* ==========================================
   响应式设计 - 全面优化
   ========================================== */

/* 1366×768 分辨率优化 */


/* 平板横屏 (1024px - 1366px) */


/* 平板竖屏 (768px - 1024px) */


/* 手机端 - 以1080px宽度为基础重新设计 (768px以下) */


/* 小屏手机优化 (480px以下) */


/* ==========================================
   服务页面专属样式
   ========================================== */

.page-header {
    --page-header-gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    position: relative;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    padding: 100px 0 80px;
    text-align: center;
    color: var(--white);
    overflow: hidden;
    z-index: 0;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--page-header-gradient);
    z-index: -1;
}



.page-header h1 {

    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.95;
}

.services-detail {
    padding: 80px 0;
}

.service-detail-card {
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    overflow: hidden;
    transition: all 0.3s ease;
    scroll-margin-top: 120px;
}


.service-detail-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.service-detail-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 30px;
    color: var(--white);
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.service-detail-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.service-detail-header h2 {
    font-size: 2rem;
    margin: 0;
    color: var(--white);
}

.service-detail-content {
    padding: 40px;
}

.service-media-wrapper {
    display: grid;
    grid-template-columns: 0.45fr 0.55fr;
    gap: 35px;
    align-items: start;
}

.service-image-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
    position: sticky;
    top: 120px;
}

.service-main-img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.service-sub-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.service-main-img:hover,
.service-sub-img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-hover);
}

.service-detail-text h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin: 30px 0 20px 0;
}

.service-detail-text h3:first-child {
    margin-top: 0;
}

.service-list {
    list-style: none;
    padding: 0;
}

.service-list li {
    padding: 10px 0;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.05rem;
}

.service-list i {
    color: var(--success-color);
    font-size: 1.2rem;
}

.advantage-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
}

.tag {
    background: var(--light-bg);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid var(--primary-color);
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.spec-item {
    background: var(--light-bg);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.spec-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.spec-item p {
    color: var(--text-dark);
    font-size: 0.95rem;
}

.protection-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.feature-box {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
}

.feature-box h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.feature-box h4 i {
    margin-right: 10px;
}

.feature-box p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.design-services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 20px 0;
}

.design-item {
    text-align: center;
    padding: 25px;
    background: var(--light-bg);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.design-item:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-5px);
}

.design-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.design-item:hover i {
    color: var(--white);
}

.design-item h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-dark);
    transition: color 0.3s ease;
}

.design-item:hover h4 {
    color: var(--white);
}

.design-item p {
    font-size: 0.9rem;
    color: var(--text-light);
    transition: color 0.3s ease;
}

.design-item:hover p {
    color: rgba(255, 255, 255, 0.9);
}

.service-process {
    background: var(--light-bg);
    padding: 80px 0;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

.process-step {
    flex: 1;
    text-align: center;
    padding: 30px 20px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.process-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 15px;
}

.process-step h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.process-step p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.process-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: 700;
}

.service-advantages {
    padding: 80px 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantages-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}
/***copy-service.html页面，<div class="advantage-card">，调整背景透明度的代码**/
.advantage-card {
    text-align: center;
    padding: 40px 30px;
    /*background: var(--white); 这里控制背景颜色 */
    background: rgba(255, 255, 255, 0.7);/* 0.9 表示 90% 不透明度 */
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: var(--light-bg);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    transition: all 0.3s ease;
}



.advantage-icon i {
    font-size: 2rem;
    color: var(--primary-color);
    transition: color 0.3s ease;
}



.advantage-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-dark);
    transition: color 0.3s ease;
}



.advantage-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    transition: color 0.3s ease;
}



/* 响应式适配 */




/* ==========================================
   合规流程页面样式
   ========================================== */

.compliance-overview {
    background: var(--light-bg);
    padding: 80px 0;
}

.reason-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.reason-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
}

.reason-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.reason-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
}

.reason-icon i {
    font-size: 2rem;
    color: var(--white);
}

.reason-card h3 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.reason-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.detailed-process {
    padding: 80px 0;
}

.process-detail-card {
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
}

.process-detail-card:hover {
    box-shadow: var(--shadow-hover);
}

.process-detail-number {
    position: absolute;
    top: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

.process-detail-content {
    padding: 30px 30px 30px 110px;
}

.process-detail-header {
    display: flex;
    align-items: center;
    gap: 25px;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 2px solid var(--light-bg);
}

.process-detail-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.process-detail-icon i {
    font-size: 2rem;
    color: var(--white);
}

.process-detail-header h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.process-subtitle {
    color: var(--text-light);
    font-size: 1.05rem;
}

.process-detail-body h3 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin: 25px 0 15px 0;
}

.process-detail-body h3:first-child {
    margin-top: 0;
}

.detail-list {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.detail-list li {
    padding: 12px 0;
    color: var(--text-dark);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    font-size: 1.05rem;
}

.detail-list i {
    color: var(--success-color);
    font-size: 1.2rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.process-note,
.process-highlight {
    background: var(--light-bg);
    padding: 20px;
    border-radius: 10px;
    margin: 25px 0;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.process-note i,
.process-highlight i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 3px;
    flex-shrink: 0;
}

.process-highlight {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1), rgba(51, 153, 255, 0.1));
    border-left: 4px solid var(--primary-color);
}

.process-highlight i {
    color: var(--accent-color);
}

.process-note p,
.process-highlight p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
}

.audit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.audit-item {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 10px;
    border-top: 3px solid var(--primary-color);
}

.audit-item h4 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.audit-item h4 i {
    color: var(--primary-color);
    margin-right: 10px;
}

.audit-item p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.tech-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 20px 0;
}

.tech-feature {
    text-align: center;
    padding: 25px;
    background: var(--light-bg);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.tech-feature:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-5px);
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 15px;
}

.tech-icon i {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.tech-feature h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-dark);
    transition: color 0.3s ease;
}

.tech-feature:hover h4 {
    color: var(--white);
}

.tech-feature p {
    font-size: 0.9rem;
    color: var(--text-light);
    transition: color 0.3s ease;
}

.tech-feature:hover p {
    color: rgba(255, 255, 255, 0.9);
}

.oem-services {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.oem-service {
    text-align: center;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
}

.oem-service i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.oem-service h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.oem-service p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.certificate-benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 20px 0;
}

.cert-benefit {
    text-align: center;
    padding: 25px;
    background: var(--light-bg);
    border-radius: 10px;
}

.cert-benefit i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.cert-benefit h4 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.cert-benefit p {
    font-size: 0.95rem;
    color: var(--text-light);
}

.compliance-guarantee {
    background: var(--light-bg);
    padding: 80px 0;
}

.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.guarantee-item {
    background: var(--white);
    padding: 35px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.guarantee-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.guarantee-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
}

.guarantee-icon i {
    font-size: 2rem;
    color: var(--white);
}

.guarantee-item h3 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.guarantee-item p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.compliance-proof {
    background: var(--white);
    padding: 80px 0;
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.proof-card {
    background: var(--light-bg);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.proof-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
}

.proof-caption {
    padding: 20px;
}

.proof-caption h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.proof-caption p {
    color: var(--text-light);
}

/* ==========================================
   解决方案页面样式
   ========================================== */

.solutions-list {
    padding: 30px 0;
}

.solution-card {
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.solution-card:hover {
    box-shadow: var(--shadow-hover);
}

.solution-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 30px;
    color: var(--white);
}

.solution-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.solution-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.solution-title h2 {
    font-size: 2rem;
    margin-bottom: 5px;
    color: var(--white);
}

.solution-title p {
    font-size: 1.1rem;
    opacity: 0.95;
}

.solution-content {
    padding: 40px;
}

.solution-challenge,
.solution-approach,
.solution-case {
    margin-bottom: 35px;
}

.solution-challenge h3,
.solution-approach h3,
.solution-case h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.solution-challenge h3 i {
    color: var(--accent-color);
}

.solution-approach h3 i {
    color: var(--primary-color);
}

.solution-case h3 i {
    color: var(--success-color);
}

.solution-challenge ul {
    list-style: none;
    padding: 0;
}

.solution-challenge li {
    padding: 12px 0;
    padding-left: 25px;
    color: var(--text-dark);
    position: relative;
    font-size: 1.05rem;
}

.solution-challenge li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 1.5rem;
    line-height: 1;
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* 2列布局，确保内容有足够宽度 */
    gap: 20px;
}

.approach-item {
    background: transparent !important; /* 强制透明背景 */
    padding: 20px 0; /* 调整内边距，减少水平间距，增加垂直间距 */
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
    /* 强制上下结构显示 - 使用 Block 布局确保换行 */
    display: flex !important;
    flex-direction: column !important;
    justify-content: center;
    align-items: center;
    height: auto !important; /* 自适应高度 */
    min-height: 100%;
}

.approach-item:hover {
    background: transparent !important; /* 悬停时也保持透明 */
    transform: translateY(-5px);
    box-shadow: none; /* 确保无阴影 */
}

.approach-item strong {
    display: block !important; /* 强制块级显示 */
    width: 100%;
    font-size: 1.1rem;
    margin-bottom: 8px !important; /* 增加下边距确保视觉分离 */
    color: var(--text-dark);
    transition: color 0.3s ease;
    line-height: 1.4;
    white-space: normal; /* 确保文字可以换行 */
}

.approach-item:hover strong {
    color: var(--primary-color); /* 悬停时文字变蓝 */
}

.approach-item p {
    display: block !important; /* 强制块级显示 */
    width: 100%;
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    transition: color 0.3s ease;
    margin: 0;
    white-space: normal; /* 确保文字可以换行 */
}

.approach-item:hover p {
    color: var(--text-dark); /* 悬停时文字加深 */
}

.solution-case p {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.7;
}

.solutions-advantages {
    background: var(--light-bg);
    padding: 15px 0;
}

.advantages-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.adv-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: 20px;
    row-gap: 15px;
    align-items: center;
    text-align: left;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.adv-number {
    grid-row: 1;
    grid-column: 1;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.adv-icon {
    grid-row: 1 / span 2;
    grid-column: 1;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(31, 58, 147, 0.1), rgba(47, 102, 208, 0.1));
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.adv-item h3 {
    grid-row: 1;
    grid-column: 2;
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 0;
    align-self: center;
}

.adv-item p {
    grid-row: 2;
    grid-column: 2;
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    align-self: start;
}

/* 响应式适配 */




/* ==========================================
   定制化款式页面
   ========================================== */

.customization-hero {
    --page-header-gradient: linear-gradient(135deg, var(--primary-dark), var(--secondary-color));
}


.material-showcase {
    background: var(--white);
}

/* ==========================================
   USB 款式标签页布局
   ========================================== */

/* 整体标签页容器：左侧标签 + 右侧内容 */
.usb-style-tabs {
    display: flex;               /* 使用弹性布局 */
    gap: 30px;                   /* 左右区域之间间距 30px */
    margin-top: 40px;            /* 上方间距 */
}

/* 左侧标签按钮栏 */
.usb-tab-sidebar {
    display: flex;               /* 弹性布局 */
    flex-direction: column;      /* 垂直排列标签按钮 */
    gap: 15px;                   /* 标签之间间距 */
    min-width: 150px;            /* 最小宽度 150px */
}

/* 单个标签按钮样式 */
.usb-tab-btn {
    padding: 15px 25px;                      /* 内边距 */
    background: var(--white);                /* 白色背景 */
    border: 2px solid rgba(31, 58, 147, 0.1); /* 淡蓝色边框 */
    border-radius: 8px;                      /* 圆角 */
    color: var(--text-dark);                 /* 文字颜色 */
    font-size: 1rem;                         /* 字体大小 */
    font-weight: 600;                        /* 字体加粗 */
    cursor: pointer;                         /* 鼠标指针 */
    transition: all 0.3s ease;               /* 动画过渡效果 */
    text-align: center;                      /* 文字居中 */
}

/* 标签按钮悬停效果 */
.usb-tab-btn:hover {
    background: rgba(47, 102, 208, 0.05);    /* 淡蓝色背景 */
    border-color: var(--primary-color);      /* 蓝色边框 */
}

/* 标签按钮激活状态 */
.usb-tab-btn.active {
    background: var(--primary-color);        /* 蓝色背景 */
    color: var(--white);                     /* 白色文字 */
    border-color: var(--primary-color);      /* 蓝色边框 */
}

/* 右侧内容区域 */
.usb-tab-content {
    flex: 1;                     /* 占满剩余空间 */
}

/* 标签页面板：默认隐藏 */
.usb-tab-panel {
    display: none;               /* 隐藏 */
}

/* 激活的标签页面板：显示并添加淡入动画 */
.usb-tab-panel.active {
    display: block;              /* 显示 */
    animation: fadeIn 0.4s ease; /* 淡入动画 0.4秒 */
}

/* 淡入动画定义 */
@keyframes fadeIn {
    from {
        opacity: 0;              /* 从透明开始 */
        transform: translateY(10px); /* 从下方 10px 开始 */
    }
    to {
        opacity: 1;              /* 完全不透明 */
        transform: translateY(0); /* 移动到原始位置 */
    }
}

/* ==========================================
   产品网格布局：3列显示
   ========================================== */
.usb-products-grid {
    display: grid;                           /* 网格布局 */
    grid-template-columns: repeat(3, 1fr);   /* 固定 3 列，每列宽度相等 */
    gap: 25px;                               /* 卡片之间间距 25px */
}

/* ==========================================
   单个产品卡片样式
   ========================================== */
.usb-product-card {
    background: var(--white);                /* 白色背景 */
    border: 1px solid rgba(31, 58, 147, 0.08); /* 淡边框 */
    border-radius: 16px;                     /* 圆角 */
    padding: 20px;                           /* 内边距 */
    box-shadow: var(--shadow);               /* 阴影效果 */
    transition: all 0.3s ease;               /* 动画过渡 */
    text-align: center;                      /* 内容居中 */
}

/* 产品卡片悬停效果 */
.usb-product-card:hover {
    transform: translateY(-5px);             /* 向上移动 5px */
    box-shadow: var(--shadow-hover);         /* 更深的阴影 */
    border-color: var(--primary-color);      /* 边框变为主色 */
}

/* 产品图片样式 */
.usb-product-card img {
    width: 100%;                 /* 宽度占满容器 */
    height: 200px;               /* 固定高度 180px */
    object-fit: contain;         /* 保持图片比例，完整显示 */
    margin-bottom: 1px;         /* 下方间距 */
    border-radius: 8px;          /* 圆角 */
}

/* 产品标题样式 */
.usb-product-card h3 {
    font-size: 1.1rem;           /* 字体大小 */
    color: var(--text-dark);     /* 文字颜色 */
    margin-bottom: 10px;         /* 下方间距 */
    font-weight: 700;            /* 字体加粗 */
}

/* 产品描述文字 */
.usb-product-card > p {
    font-size: 0.9rem;           /* 字体大小 */
    color: var(--text-light);    /* 淡色文字 */
    margin-bottom: 15px;         /* 下方间距 */
    line-height: 1.5;            /* 行高 */
}

/* ==========================================
   产品规格参数区域
   ========================================== */
.product-specs {
    display: flex;               /* 弹性布局 */
    flex-direction: column;      /* 垂直排列 */
    gap: 8px;                    /* 每项之间间距 */
    padding-top: 12px;           /* 上方内边距 */
    border-top: 1px solid rgba(31, 58, 147, 0.08); /* 顶部分隔线 */
}

/* 规格参数每一项 */
.product-specs span {
    font-size: 0.85rem;          /* 字体大小 */
    color: var(--text-dark);     /* 文字颜色 */
    text-align: left;            /* 左对齐 */
    padding-left: 12px;          /* 左侧内边距（为项目符号留空间） */
    position: relative;          /* 相对定位，用于伪元素定位 */
}

/* 规格参数项目符号（• 符号） */
.product-specs span::before {
    content: '•';                /* 项目符号内容 */
    position: absolute;          /* 绝对定位 */
    left: 0;                     /* 左侧对齐 */
    color: var(--primary-color); /* 主题蓝色 */
    font-weight: 700;            /* 加粗 */
}

/* 响应式设计 */


/* 小屏优化 */


.material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.material-card {
    background: var(--light-bg);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}

.material-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.material-info {
    padding: 25px;
}

.material-info h3 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.material-info p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.material-info ul {
    list-style: none;
    padding: 0;
}

.material-info li {
    font-size: 0.95rem;
    color: var(--text-dark);
    padding: 4px 0;
}

.craft-section {
    background: var(--white);
}

.craft-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.craft-card {
    background: var(--light-bg);
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    box-shadow: var(--shadow);
}

.craft-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.combo-section {
    background: var(--muted-bg);
}

.combo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.combo-card {
    background: var(--white);
    border-radius: 18px;
    padding: 18px;
    display: flex;
    gap: 18px;
    align-items: center;
    box-shadow: var(--shadow);
}

.combo-card img {
    width: 270px;
    height: 200px;
    border-radius: 14px;
    object-fit: cover;
}

.custom-flow {
    background: var(--white);
}

.custom-trust {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    color: var(--white);
    padding: 80px 0;
}

.trust-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.trust-stat {
    text-align: center;
    padding: 24px 18px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    backdrop-filter: blur(8px);
}

.trust-stat span {
    font-size: 1.6rem;
    font-weight: 700;
    display: block;
    margin-bottom: 8px;
}

.trust-message {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-badge {
    min-width: 180px;
    text-align: center;
    padding: 20px;
    border-radius: 16px;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.trust-badge span {
    display: block;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.trust-badge strong {
    display: block;
    font-size: 1rem;
}

.trust-quote p {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.trust-quote span {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* 针对组合卡片的布局保持桌面样式 */
.combo-card {
    display: flex;
    gap: 18px;
    align-items: center;
    background: var(--white);
    border-radius: 18px;
    padding: 18px;
    box-shadow: var(--shadow);
}


/* ==========================================
   客户案例页面
   ========================================== */

.case-insights {
    background: var(--white);
    padding: 70px 0;
}

.case-insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.case-insight-card {
    background: var(--light-bg);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
    min-height: 180px;
}

.case-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(47, 102, 208, 0.12);
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.85rem;
}

.case-insight-card h3 {
    margin: 18px 0 10px;
    font-size: 1.3rem;
    color: var(--text-dark);
}

.case-insight-card p {
    color: var(--text-light);
}

.case-stats-section {
    background: var(--light-bg);
}

.case-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.case-stat-card {
    background: var(--white);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
}

.case-stat-card strong {
    display: block;
    font-size: 2.4rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.case-stat-card span {
    font-weight: 600;
    color: var(--text-dark);
}

.case-stat-card p {
    margin-top: 8px;
    color: var(--text-light);
}

.case-grid-section {
    background: var(--white);
}

.case-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.case-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}

.case-media {
    position: relative;
}
/**cases.html 图片高度***/
.case-media img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.case-badge {
    position: absolute;
    left: 20px;
    bottom: 20px;
    background: rgba(0, 0, 0, 0.65);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.85rem;
}

.case-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.case-intro {
    color: var(--text-light);
}

.case-detail h4 {
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.case-detail ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.case-detail li {
    position: relative;
    padding-left: 16px;
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.case-detail li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.case-flow {
    background: var(--muted-bg);
    padding: 80px 0;
}

.case-flow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.case-flow-card {
    background: var(--white);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
    position: relative;
}

.case-step {
    position: absolute;
    top: -14px;
    right: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
}

.case-flow-card h3 {
    margin-bottom: 10px;
    color: var(--text-dark);
}

.case-flow-card p {
    color: var(--text-light);
}



/* ==========================================
   合规中心页面
   ========================================== */

.compliance-center-intro {
    background: var(--light-bg);
    padding: 70px 0;
}

.subnav {
    position: sticky;
    top: 0;
    z-index: 900;
    background: rgba(255, 255, 255, 0.86);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.subnav__items {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.subnav__items::-webkit-scrollbar {
    height: 6px;
}

.subnav__items::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.14);
    border-radius: 999px;
}

.subnav__link {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.02em;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.subnav__link:hover {
    transform: translateY(-1px);
    background: rgba(0, 0, 0, 0.05);
}

.subnav__link.is-active {
    background: rgba(31, 58, 147, 0.10);
    border-color: rgba(31, 58, 147, 0.20);
    color: var(--primary-color);
}

.center-pill-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.center-pill {
    background: var(--white);
    border-radius: 18px;
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
}

.center-pill:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--white), rgba(47, 102, 208, 0.05));
}

.center-pill i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.center-pill:hover i {
    transform: scale(1.2) rotate(5deg);
    color: var(--secondary-color);
}

.regulation-section {
    background: var(--white);
}

.regulation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.regulation-card {
    border: 1px solid rgba(31, 58, 147, 0.12);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: var(--white);
}

.regulation-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.regulation-label {
    display: inline-flex;
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(47, 102, 208, 0.12);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.regulation-card ul {
    margin-top: 12px;
    padding-left: 16px;
    color: var(--text-light);
}

.regulation-meta {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    display: grid;
    gap: 8px;
    color: var(--text-light);
}

.regulation-meta strong {
    color: var(--text-dark);
    font-weight: 800;
}

.document-section {
    background: var(--muted-bg);
    padding: 80px 0;
}

.document-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.document-card {
    background: var(--white);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
}

.document-checklist {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.document-checklist span {
    display: flex;
    gap: 8px;
    align-items: center;
    color: var(--text-dark);
}

.document-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 30px;
}

.proof-section {
    background: var(--white);
}

.proof-grid-extended {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.proof-item {
    background: var(--light-bg);
    border-radius: 18px;
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
}

.proof-item:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: var(--shadow-hover);
    border-color: var(--success-color);
    background: var(--white);
}

.proof-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--white);
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.proof-note {
    margin-top: 24px;
    background: rgba(47, 102, 208, 0.08);
    border-radius: 16px;
    padding: 18px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.tax-section {
    background: var(--light-bg);
}

.tax-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.tax-card {
    background: var(--white);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.tax-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--accent-color);
}



/* ==========================================
   关于我们 / 联系我们美化
   ========================================== */

.about-intro {
    padding-bottom: 0; /* about-intro 底部不再额外撑开 */
    margin-bottom: 0;
}

.core-positioning {
    margin-top: 0;
}

.about-hero-grid {


    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 50px;
    align-items: center;
}

.about-kicker {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--muted-bg);
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

.about-pill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
}

.about-pill-tags span {
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid rgba(31, 58, 147, 0.15);
    font-size: 0.85rem;
    color: var(--primary-color);
    background: rgba(47, 102, 208, 0.08);
}

.about-stat-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 15px;
    margin-top: 25px;
}

.about-stat-card {
    padding: 18px;
    border-radius: 14px;
    background: var(--light-bg);
    box-shadow: var(--shadow);
}

.about-stat-card strong {
    font-size: 1.4rem;
    color: var(--primary-color);
}

.about-hero-media .about-stat-grid {
    gap: 20px;
    margin-top: 0;
}

.about-hero-media .about-stat-card {
    padding: 30px 20px;
    background: #fff;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 160px;
}

.about-hero-media .about-stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.about-hero-media .about-stat-card strong {
    font-size: 2.2rem;
    display: block;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.about-hero-media .about-stat-card p {
    font-size: 1.05rem;
    color: var(--text-light);
    margin: 0;
}

.about-hero-media {
    display: grid;
    gap: 20px;
}

.media-primary {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(15, 23, 42, 0.2);
}

.media-primary img,
.media-secondary img {
    width: 100%;
    display: block;
    object-fit: cover;
}

.media-secondary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.media-secondary img {
    height: 160px;
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.media-chip {
    position: absolute;
    left: 20px;
    bottom: 20px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 16px;
    padding: 12px 16px;
    box-shadow: var(--shadow);
}

.media-chip span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
}

.media-chip strong {
    color: var(--primary-color);
    font-size: 0.95rem;
}

/* 联系我们 */
.contact-section {
    background: var(--muted-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.contact-card {
    background: var(--white);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--shadow);
}

.contact-info-card {
    grid-column: span 2;
}

.contact-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

.contact-detail {
    display: flex;
    gap: 12px;
    padding: 12px;
    border-radius: 14px;
    background: var(--light-bg);
    align-items: flex-start;
}

.contact-detail i {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.contact-detail strong {
    font-size: 1rem;
    color: var(--text-dark);
}

.contact-detail small {
    color: var(--text-light);
}

.contact-license-card {
    display: flex;
    gap: 16px;
    align-items: center;
    padding: 16px;
    border-radius: 16px;
    background: rgba(47, 102, 208, 0.08);
}

.contact-license-card img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 12px;
    border: 2px solid rgba(31, 58, 147, 0.1);
}

.contact-map-card {
    position: relative;
    padding: 0;
    overflow: hidden;
}

.contact-map-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.map-overlay {
    position: absolute;
    left: 170px;
    bottom: 120px;
    background: rgba(15, 20, 25, 0.7);
    color: var(--white);
    padding: 16px 18px;
    border-radius: 16px;
}

.contact-form-card {
    grid-column: span 2;
}

.contact-wechat-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 22px 22px 18px;
    background: radial-gradient(circle at top left, rgba(47, 102, 208, 0.18), transparent 58%),
                linear-gradient(135deg, #ffffff, #f4f6ff);
}

.wechat-card-header {
    text-align: left;
}

.wechat-card-header h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.wechat-qr-gallery {
    display: flex;
    justify-content: center;
    gap: 20px;
    align-items: flex-end;
}

.wechat-qr-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.wechat-qr {
    width: 160px;
    height: 160px;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(31, 58, 147, 0.16);
    box-shadow: 0 16px 32px rgba(20, 36, 92, 0.18);
    background: var(--white);
    transform-origin: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.wechat-qr--primary {
    transform: rotate(-4deg) translateY(4px);
}

.wechat-qr--secondary {
    transform: rotate(3deg) translateY(10px);
}

.wechat-qr-item:hover .wechat-qr {
    transform: rotate(0deg) translateY(0);
    box-shadow: var(--shadow-hover);
}

.wechat-qr img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.wechat-qr-label {
    font-size: 0.9rem;
    color: var(--text-dark);
}

.wechat-qr-tip {
    font-size: 0.9rem;
    color: var(--text-light);
    text-align: center;
}



.contact-form-modern {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-form-modern .form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.contact-form-modern .form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.contact-form-modern input,
.contact-form-modern select,
.contact-form-modern textarea {
    border: 1px solid rgba(31, 58, 147, 0.2);
    border-radius: 12px;
    padding: 12px 14px;
    font-size: 0.95rem;
    transition: border 0.2s ease, box-shadow 0.2s ease;
}

.contact-form-modern input:focus,
.contact-form-modern select:focus,
.contact-form-modern textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(47, 102, 208, 0.15);
    outline: none;
}

.form-group-captcha {
    margin-top: 4px;
}

.captcha-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: flex-start;
}

.captcha-image-wrapper {
    flex: 0 0 auto;
}

.captcha-image-wrapper canvas {
    border-radius: 12px;
    background: var(--light-bg);
    box-shadow: 0 4px 12px rgba(31, 58, 147, 0.18);
    cursor: pointer;
}

.captcha-input-wrapper {
    flex: 1 1 180px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.captcha-input-wrapper input[type="text"] {
    width: 90%;
}


.captcha-hint {
    font-size: 0.85rem;
    color: var(--text-light);
}

.captcha-refresh-btn {
    padding: 0;
    border: none;
    background: none;
    font-size: 0.85rem;
    color: var(--primary-color);
    cursor: pointer;
    align-self: flex-start;
}

.captcha-refresh-btn:hover {
    text-decoration: underline;
}

.captcha-submit-wrapper {
    flex: 0 0 auto;
}

.captcha-submit-btn {
    white-space: nowrap;
    min-width: 380px;
}




/* 解决方案选项卡 */
.solution-tabs {
    background: var(--white);
    border-radius: 24px;
    padding: 30px;
    box-shadow: var(--shadow);
}

.solution-tab-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 30px;
}


/* 解决方案选项卡按钮样式 */
.solution-tab-button {
    border: 1px solid rgba(31, 58, 147, 0.15);
    border-radius: 16px;
    padding: 16px 18px;
    background: var(--light-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.25s ease;
    font-size: 1rem;
    position: relative; /* 为流光效果定位 */
    overflow: hidden;   /* 隐藏溢出流光 */
}


.solution-tab-button i {
    font-size: 1.4rem;
    position: relative; /* 确保图标在流光之上 */
    z-index: 1;
}

.solution-tab-button span {
    position: relative; /* 确保文字在流光之上 */
    z-index: 1;
}

/* 激活状态 - 修改为蓝色，保持圆角 */
.solution-tab-button.active {
    background: var(--primary-color) !important;  /* 蓝色背景 */
    color: #ffffff !important;      /* 白色文字 */
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(31, 58, 147, 0.3);  /* 蓝色阴影 */
    border-radius: 16px !important; /* 强制保持圆角 */
}

.solution-tab-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(31, 58, 147, 0.2); /* 悬停也改为蓝色阴影 */
}

/* 流光效果伪元素 */
.solution-tab-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;  /* 初始位置在左侧外 */
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);  /* 渐变光效 */
    transition: left 0.5s;  /* 过渡动画 */
    z-index: 0;
}

/* 激活或悬停时的流光效果 */
.solution-tab-button.active::before,
.solution-tab-button:hover::before {
    left: 100%;  /* 移动到右侧外 */
}

.solution-tab-panel {
    display: none;
}

.solution-tab-panel.active {
    display: block;
}

.solution-panel {
    border: 1px solid rgba(31, 58, 147, 0.08);
    border-radius: 20px;
    padding: 28px;
    background: var(--white);
    box-shadow: var(--shadow);
}

.solution-panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.panel-pill {
    padding: 6px 16px;
    border-radius: 999px;
    background: rgba(47, 102, 208, 0.12);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 600;
}

.solution-panel-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 24px;
}

.solution-inline-proof {
    margin-top: 22px;
    padding-top: 22px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.solution-inline-proof__head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 14px;
}

.solution-inline-proof__head h4 {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-dark);
}

.solution-inline-proof__head h4 i {
    color: var(--primary-color);
}

.solution-inline-proof__more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
}

.solution-inline-proof__more:hover {
    text-decoration: underline;
}

.solution-inline-proof__grid {
    display: grid;
    gap: 12px;
}

.solution-inline-case {
    border-radius: 16px;
    background: var(--light-bg);
    border: 1px solid rgba(0, 0, 0, 0.06);
    padding: 18px;
}

.solution-inline-case__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 10px;
}

.solution-inline-tag {
    display: inline-flex;
    align-items: center;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(31, 58, 147, 0.08);
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
}

.solution-inline-case__title {
    margin: 0 0 6px;
    font-weight: 800;
    color: var(--text-dark);
}

.solution-inline-case__desc {
    margin: 0 0 12px;
    color: var(--text-light);
}

.panel-column {
    background: var(--light-bg);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.panel-column h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.panel-column h4 i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.panel-column ul {
    list-style: none;
    padding-left: 0;
}

.panel-column li {
    padding: 6px 0;
    color: var(--text-dark);
}

/* 痛点列表美化 */
.pain-points-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.pain-points-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(31, 58, 147, 0.06);
    transition: all 0.3s ease;
}

.pain-points-list li:last-child {
    border-bottom: none;
}

.pain-points-list li:hover {
    padding-left: 8px;
    background: rgba(47, 102, 208, 0.03);
    border-radius: 8px;
}

.pain-points-list .bullet {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.6;
    flex-shrink: 0;
}

.pain-points-list .text {
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.7;
    flex: 1;
}

/* 典型应用段落美化 */
.typical-apps {
    background: linear-gradient(135deg, rgba(31, 58, 147, 0.05), rgba(47, 102, 208, 0.08));
    padding: 16px 20px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-top: 8px;
    box-shadow: 0 2px 8px rgba(31, 58, 147, 0.08);
}



/* 轮播图圆点控制器 */
.slider-dots {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.3); /* 半透明黑底，确保圆点可见 */
    border-radius: 20px;
    backdrop-filter: blur(4px);
}

.dot {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.5); /* 默认半透明白 */
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: #fff;
    transform: scale(1.3);
}

.panel-visual {
    border-radius: 18px;
    overflow: hidden;
    width: 580px;
    height: 580px;
    box-shadow: var(--shadow);
    position: relative;
    flex-shrink: 0; /* 防止被压缩 */
}

.panel-visual img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    z-index: 1;
}

.panel-visual img.active {
    opacity: 1;
    z-index: 2;
}

/* 网格布局响应式优化 - 确保右侧有足够空间放置600px图片 */
.solution-panel-grid {
    display: grid;
    grid-template-columns: 1fr 600px;
    gap: 28px;
    align-items: start;
}

/* 移动端响应式调整 */




/* ==========================================
   About页面核心理念与成绩模块增强美化
   ========================================== */

/* 核心理念卡片式布局 */
.core-philosophy {
    background: var(--light-bg);
    padding: 10px 0;
}

.philosophy-main {
    text-align: center;
    margin: 30px 0 40px;
    padding: 30px;
    background: linear-gradient(135deg, rgba(31, 58, 147, 0.05), rgba(47, 102, 208, 0.08));
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.philosophy-main h3 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 700;
}

.philosophy-statement {
    font-size: 1.3rem;
    color: var(--text-dark);
    line-height: 1.8;
}

.highlight-values {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.4rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-top: 20px;
}

.philosophy-item {
    background: var(--white);
    border-radius: 18px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
}

.philosophy-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.philosophy-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    transition: all 0.4s ease;
}

/* 
.philosophy-item:hover .philosophy-icon {
    transform: rotateY(360deg);
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
} 
*/

.philosophy-icon i {
    font-size: 2.2rem;
    color: var(--white);
}

.philosophy-item h4 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-weight: 700;
}

.philosophy-item p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.6;
}

/* 能力与成绩卡片优化 */
.achievements {
    background: var(--white);
    padding: 30px 0;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.achievement-card {
    background: linear-gradient(135deg, var(--white), var(--light-bg));
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid rgba(31, 58, 147, 0.08);
    position: relative;
    overflow: hidden;
}

.achievement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.achievement-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--white), rgba(47, 102, 208, 0.05));
}

.achievement-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 25px;
    transition: all 0.4s ease;
    box-shadow: 0 10px 30px rgba(31, 58, 147, 0.2);
}

.achievement-card:hover .achievement-icon {
    transform: scale(1.15) rotate(5deg);
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    box-shadow: 0 15px 40px rgba(255, 129, 70, 0.3);
}

.achievement-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.achievement-card h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 700;
    transition: color 0.3s ease;
}

.achievement-card:hover h3 {
    color: var(--primary-color);
}

.achievement-card p {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.7;
    transition: color 0.3s ease;
}

.achievement-card:hover p {
    color: var(--text-dark);
}

/* 核心定位区块优化 */
.core-positioning {
    background: var(--white);
    padding: 35px 0 80px; /* 与上一个区块之间的可见间距固定为 35px */
}

.positioning-card {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    border-radius: 24px;
    padding: 60px 50px;
    text-align: center;
    color: var(--white);
    box-shadow: 0 30px 60px rgba(31, 58, 147, 0.25);
    position: relative;
    overflow: hidden;
}

.positioning-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
    z-index: 0;
}

.positioning-img {
    position: absolute;
    top: 220;
    width: 300px; /* 根据实际图片大小调整 */
    height: auto;
    opacity: 0.76; /* 可选：设置透明度使背景融合更好 */
    z-index: 0; /* 确保图片在文字下方 */
    object-fit: contain;
}

.positioning-img-left {
    left: 0;
    top: 0;
    border-top-left-radius: 24px; /* 匹配卡片圆角 */
}

.positioning-img-right {
    right: 0;
    top: 220;
    border-top-right-radius: 24px; /* 匹配卡片圆角 */
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.positioning-card h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.positioning-main {
    font-size: 1.4rem;
    margin: 20px 0;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.positioning-sub {
    font-size: 1.2rem;
    opacity: 0.9;
    margin: 15px 0;
    position: relative;
    z-index: 1;
}

.positioning-highlight {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 25px 0;
    color: var(--accent-color);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
}

.positioning-description {
    font-size: 1.15rem;
    line-height: 1.8;
    opacity: 0.95;
    margin-top: 20px;
    position: relative;
    z-index: 1;
}

/* 国家认可区块 */
.national-recognition {
    background: var(--muted-bg);
    padding: 80px 0;
}

.recognition-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

.recognition-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 25px 0;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-hover);
}

.feature-item i {
    color: var(--success-color);
    font-size: 1.3rem;
}

.feature-item span {
    font-weight: 600;
    color: var(--text-dark);
}

.recognition-certificate {
    display: flex;
    justify-content: center;
    align-items: center;
}

.certificate-placeholder {
    background: linear-gradient(135deg, var(--light-bg), var(--white));
    border: 3px solid var(--primary-color);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    box-shadow: var(--shadow-hover);
    transition: all 0.3s ease;
}

.certificate-placeholder:hover {
    transform: scale(1.05);
}

.certificate-placeholder i {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.cert-number {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.1rem;
    margin-top: 10px;
}

/* 发展愿景区块 */
.vision-section {
    background: var(--light-bg);
    padding: 80px 0;
}

.vision-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.vision-text {
    font-size: 1.2rem;
    line-height: 1.9;
    color: var(--text-dark);
    margin: 30px 0;
}

.vision-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.vision-point {
    background: var(--white);
    padding: 35px 25px;
    border-radius: 18px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.vision-point:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.vision-point i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.vision-point h4 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.vision-point p {
    color: var(--text-light);
    font-size: 1rem;
}

/* ==========================================
   加值服务 (Additional Services)
   customization.html <!-- 加值服务 -->与 <!-- 热门造型 -->之间空隙的调整代码在哪
   ========================================== */
.additional-services {
    background: #f9f9f9; /* Light gray background */
    padding: 20px 0;  /* 【关键代码】80px 控制顶部和底部的间距 */
}

.additional-services .section-header {
    margin-bottom: 30px;
}

.header-arrow {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-top: 20px;
    opacity: 0.6;
}

.services-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-add-card {
    background: var(--white);
    overflow: hidden;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.service-add-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.card-image {
    position: relative;
    height: 120px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-add-card:hover .card-image img {
    transform: scale(1.05);
}
/***加值服务  设定磁盘名称***/
.overlay-box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 85%;
    height: 80px;
    padding: 20px 10px; /* Adjusted padding */
    color: #fff;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.overlay-box h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.overlay-box span {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

/* Overlay Colors matching the design */
.overlay-green { background: rgba(139, 203, 200, 0.92); }
.overlay-pink { background: #9580ffeb; }
.overlay-brown { background: rgba(212, 196, 145, 0.92); }
.overlay-gray { background: rgba(169, 176, 183, 0.92); }

.card-content {
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-grow: 1;
}

.card-content h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.card-content p {
    font-size: 0.9rem;
    color: #888;
    line-height: 1.6;
    margin-bottom: 5px;
    width: 100%;
}

.btn-service {
    margin-top: auto; /* Pushes button to bottom */
    display: inline-block;
    padding: 10px 35px;
    border-radius: 25px;
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    margin-top: 25px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.btn-service:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.15);
    color: #fff;
}

/* Button Colors matching overlays */
.btn-green { background-color: #8BCbc8; }
.btn-pink { background-color: #9580ffeb; }
.btn-brown { background-color: #D4C491; }
.btn-gray { background-color: #A9B0B7; }

/* Responsive adjustments */
@media (max-width: 0px) {
    .services-cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 0px) {
    .services-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .overlay-box {
        width: 90%;
        padding: 15px;
    }
}

/* ==========================================
   数据复制服务页面 (Copy Service Page)
   copy-service.html 页面顶部的 <section class="page-header service-hero"> 高度主要由 css/style.css 中的 .service-hero 类控制。
   ========================================== */
.service-hero {
    height: 250px;
    display: flex;
    align-items: center;
    color: var(--white);
    text-align: center;
}

.service-hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.service-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto;
}

.service-detail-section {
    padding: 80px 0;
    background: var(--light-bg);
}

.service-grid-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 50px;
    margin-top: 40px;
}

/* Sidebar */
.service-sidebar {
    position: sticky;
    top: 120px;
    height: fit-content;
    align-self: start;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    z-index: 10;
}

/* Custom Scrollbar for Sidebar */
.service-sidebar::-webkit-scrollbar {
    width: 4px;
}

.service-sidebar::-webkit-scrollbar-thumb {
    background-color: rgba(31, 58, 147, 0.2);
    border-radius: 4px;
}

.service-sidebar::-webkit-scrollbar-track {
    background-color: transparent;
}

.service-nav-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.service-nav-card h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
    color: var(--text-dark);
}

.service-nav-card ul {
    list-style: none;
    padding: 0;
}

.service-nav-card ul li {
    margin-bottom: 15px;
}

.service-nav-card ul li a {
    display: block;
    color: var(--text-light);
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 8px;
    transition: all 0.3s;
}

.service-nav-card ul li a:hover,
.service-nav-card ul li a.active {
    background: var(--bg-light);
    color: var(--primary-color);
    font-weight: 500;
}

.contact-box-small {
    background: var(--primary-color);
    color: var(--white);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.contact-box-small h4 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.contact-box-small p {
    font-size: 0.9rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.contact-box-small .btn {
    background: var(--white);
    color: var(--primary-color);
    width: 100%;
}

/* Service Content */
.service-block {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    scroll-margin-top: 120px; /* Offset for sticky header if needed */
}

.block-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.block-header i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 15px;
    background: rgba(212, 32, 41, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.block-header h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
}

.block-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.feature-list {
    margin: 20px 0;
    padding-left: 0;
    list-style: none;
}

.feature-list li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-list li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.feature-box {
    background: #f8f9fa;
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}

.feature-box h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.feature-box p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.service-img-showcase {
    margin-top: 30px;
    border-radius: 10px;
    overflow: hidden;
}

.service-img-showcase img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}



.divider {
    border: 0;
    height: 1px;
    background: #eee;
    margin: 40px 0;
}

/* Responsive */
@media (max-width: 0px) {
    .service-grid-layout {
        grid-template-columns: 1fr;
    }
    
    .service-sidebar {
        display: none; /* Hide sidebar on mobile or move to top */
    }
}








/* Copy Service 4-column grid responsive */
@media (max-width: 0px) {
    .advantages-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 0px) {
    .advantages-grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ��Ʒ�����б�ͼƬ��ʽ */
.service-advantages {
    position: relative;
    z-index: 1;
}

.advantages-bg-image {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: -1; /* ���ڵײ� */
    display: flex;
    justify-content: center;
    align-items: flex-end;
    pointer-events: none; /* ��Ӱ�쿨Ƭ���� */
}

.advantages-bg-image img {
    max-width: 100%;
    height: auto;
    display: block;
    opacity: 1;
}

/* ȷ����Ƭ��ͼƬ�ϲ� */
.advantages-grid, .advantages-grid-4 {
    position: relative;
    z-index: 2;
}

/* ��Ʒ��Ƭ������ʽ */
a.usb-product-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}


/* �޸���Ʒ��Ƭ������ʽ - ���Dz�ģʽ */
.usb-product-card {
    position: relative;
}

.card-link-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    text-decoration: none;
}

/* ==========================================================================
   侧边悬浮工具栏 (Floating Tools) - 全站右侧居中悬浮
   ========================================================================== */
.floating-tools {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: #ffffff;
    padding: 15px 10px;
    border-radius: 12px 0 0 12px;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
    border-right: none;
}

.float-btn {
    width: 60px;
    height: 60px;
    background: #ff6600;
    color: #fff;
    border-radius: 10px; /* 改为圆角方块，更贴合居中侧边栏的造型 */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(255, 102, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
    position: relative;
}

.float-btn i {
    font-size: 24px;
    margin-bottom: 4px;
    transition: transform 0.3s;
}

.float-btn span {
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
    line-height: 1.1;
}

.float-btn:hover {
    transform: translateX(-5px); /* 悬停时向左滑动，更有交互感 */
    box-shadow: 0 6px 20px rgba(255, 102, 0, 0.5);
    color: #fff;
    background: #ff7a22; /* 悬停颜色微调亮一点 */
}

.float-btn:hover i {
    transform: scale(1.15); /* 悬停图标放大 */
}

/* 流光动画效果 */
.float-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.5) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    animation: floatShimmer 3s infinite;
}

@keyframes floatShimmer {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

@media (max-width: 768px) {
    .floating-tools {
        right: 0;
        top: 60%; /* 移动端可以稍微偏下，避开中间内容的遮挡 */
        padding: 10px 6px;
    }
    .float-btn {
        width: 45px;
        height: 45px;
        border-radius: 8px;
    }
    .float-btn i {
        font-size: 20px;
        margin-bottom: 0;
    }
    .float-btn span {
        display: none; /* 移动端隐藏文字，只留图标 */
    }
}