/* ========================================
   广州湖光国际货运代理有限公司 - 企业官网
   主色调：深海蓝 #0a2540 / 海洋蓝 #0077b6 / 金色强调 #c8a96a
   ======================================== */

/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-dark: #0a2540;
    --primary: #0d3b66;
    --primary-light: #0077b6;
    --accent: #c8a96a;
    --accent-light: #e0c89a;
    --bg-light: #f7f9fc;
    --bg-gray: #eef2f7;
    --text-dark: #1a1a2e;
    --text-body: #4a5568;
    --text-light: #8898aa;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow-sm: 0 2px 8px rgba(10, 37, 64, 0.08);
    --shadow-md: 0 8px 30px rgba(10, 37, 64, 0.12);
    --shadow-lg: 0 20px 60px rgba(10, 37, 64, 0.15);
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
    color: var(--text-body);
    line-height: 1.75;
    background: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

ul { list-style: none; }

.container {
    width: calc(100% - 48px);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0;
}

.section {
    padding: 100px 0;
}

/* === Section Title === */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title .label {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
    font-weight: 600;
}

.section-title h2 {
    font-size: 2.4rem;
    color: var(--primary-dark);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-title p {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.section-title .divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-light), var(--accent));
    margin: 20px auto 0;
    border-radius: 2px;
}

/* === Header & Navigation === */
.header {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 48px);
    max-width: var(--max-width);
    height: 64px;
    background: rgba(255, 255, 255, 0.78);
    border-radius: 50px;
    box-shadow: 0 8px 32px rgba(10, 37, 64, 0.1), 0 1px 0 rgba(255, 255, 255, 0.5) inset;
    z-index: 999;
    transition: var(--transition);
    border: 1px solid rgba(200, 169, 106, 0.35);
}

.header.scrolled {
    top: 10px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 12px 40px rgba(10, 37, 64, 0.14), 0 1px 0 rgba(255, 255, 255, 0.5) inset;
    border-color: rgba(200, 169, 106, 0.55);
}

.header.header-hidden {
    top: -80px;
}

.nav {
    max-width: 100%;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding: 0 28px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.logo .logo-img {
    height: 42px;
    width: auto;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

.logo .logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    min-width: 0;
}

.logo .logo-text span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.logo .logo-text small {
    font-size: 0.55rem;
    font-weight: 400;
    color: var(--text-light);
    letter-spacing: 0.3px;
}

.footer-brand .logo-text small {
    color: rgba(255, 255, 255, 0.75);
}

.footer-brand .logo-text span {
    white-space: normal;
}

.nav-links {
    display: flex;
    gap: 36px;
    align-items: center;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 24px;
}

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

.nav-links a.active {
    font-weight: 600;
}

/* === Nav Dropdown === */
.nav-links > li.has-dropdown {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-links > li.has-dropdown > .dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 140px;
    background: var(--white);
    border-radius: 0;
    box-shadow: 0 10px 40px rgba(10, 37, 64, 0.15);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s;
    z-index: 1000;
    pointer-events: none;
}

.nav-links > li.has-dropdown:hover > .dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-links > li.has-dropdown > .dropdown > li {
    text-align: center;
}

.nav-links > li.has-dropdown > .dropdown > li > a {
    display: block;
    padding: 6px 16px;
    font-size: 0.88rem;
    color: var(--text-body);
    white-space: nowrap;
    transition: all 0.2s ease;
}

.nav-links > li.has-dropdown > .dropdown > li > a:hover {
    color: var(--primary-light);
    background: var(--bg-light);
}

.nav-cta {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    padding: 6px 30px !important;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: var(--white) !important;
    border-radius: 30px;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
    box-shadow: 0 4px 15px rgba(13, 59, 102, 0.25);
    min-height: 32px;
    letter-spacing: 0.02em;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 59, 102, 0.35);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1000;
}

.mobile-toggle span {
    width: 26px;
    height: 2px;
    background: var(--primary-dark);
    transition: var(--transition);
    border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}
.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* === Nav Actions (lang toggle + mobile menu) === */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-toggle {
    padding: 6px 14px;
    border: 1.5px solid rgba(200, 169, 106, 0.5);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.6);
    color: var(--primary-dark);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(10, 37, 64, 0.06);
}

.lang-toggle:hover {
    border-color: var(--accent);
    color: var(--primary-dark);
    background: linear-gradient(135deg, rgba(200, 169, 106, 0.15), rgba(224, 201, 154, 0.1));
    box-shadow: 0 4px 12px rgba(200, 169, 106, 0.2);
    transform: translateY(-1px);
}

/* === Services Page Component Classes === */
.svc-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.svc-p {
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 28px;
    color: var(--text-dark);
}

.svc-p-sm {
    font-size: 1rem;
    line-height: 1.85;
    margin-bottom: 28px;
    color: var(--text-body);
}

/* === Service Highlight Box === */
.svc-highlight-box {
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.05), rgba(0, 119, 182, 0.08));
    border-radius: 12px;
    padding: 24px 28px;
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
}

.svc-highlight-box::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle at top right, rgba(200, 169, 106, 0.12), transparent 70%);
    pointer-events: none;
}

.svc-highlight-box .svc-p-sm {
    margin-bottom: 0;
    position: relative;
    z-index: 1;
    color: var(--primary-dark);
    font-weight: 500;
}

.svc-check-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.svc-check-grid li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.svc-check-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.svc-check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
}

.svc-flow-box {
    background: var(--bg-light);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
}

.svc-flow-box h3 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: 16px;
}

.svc-steps {
    display: flex;
    flex-direction: column;
    gap: 14px;
    text-align: left;
}

.svc-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--white);
    border-radius: 10px;
    font-size: 0.9rem;
}

.step-num {
    background: var(--primary-light);
    color: #fff;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.svc-box-white {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
}

.svc-box-white h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 24px;
}

.svc-types {
    display: grid;
    gap: 16px;
}

.svc-type {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    background: var(--bg-light);
    border-radius: 12px;
    border-left: 3px solid var(--primary-light);
    border-right: 3px solid var(--primary-light);
}

.svc-type strong {
    color: var(--primary-dark);
    font-size: 1.1rem;
}

.svc-type-accent {
    border-left-color: var(--accent);
    border-right-color: var(--accent);
}

.type-sub {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-left: 8px;
}

.type-spec {
    font-size: 0.88rem;
    color: var(--text-body);
}

.svc-box-light {
    background: var(--bg-light);
    border-radius: 20px;
    padding: 40px;
}

.svc-box-light h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 24px;
    text-align: center;
}

.svc-scenarios {
    display: grid;
    gap: 16px;
}

.svc-scenario {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--white);
    border-radius: 12px;
}

.svc-scenario strong {
    color: var(--primary-dark);
    font-size: 0.95rem;
    display: block;
    margin-bottom: 4px;
}

.svc-scenario p {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* === Hero Section === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    scroll-snap-align: start;
}

.hero picture,
.hero img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.82) 0%, rgba(13, 59, 102, 0.68) 50%, rgba(0, 119, 182, 0.55) 100%);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 120px 0 100px;
    max-width: var(--max-width);
    margin: 0 auto;
    width: calc(100% - 48px);
}

.hero-scroll-down {
    position: absolute;
    left: 50%;
    bottom: 32px;
    transform: translateX(-50%);
    z-index: 100;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 37, 64, 0.55);
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(10, 37, 64, 0.35);
    backdrop-filter: blur(4px);
    transition: var(--transition);
    animation: bounceDown 2s ease-in-out infinite;
}

.hero-scroll-down:hover {
    background: rgba(10, 37, 64, 0.75);
    border-color: rgba(255, 255, 255, 0.75);
    transform: translateX(-50%) translateY(-3px);
}

@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(200, 169, 106, 0.15);
    border: 1px solid rgba(200, 169, 106, 0.3);
    color: var(--accent-light);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.85rem;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--white);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.hero h1 span {
    color: var(--accent-light);
}

.hero .subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 580px;
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: var(--primary-dark);
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 6px 25px rgba(200, 169, 106, 0.35);
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(200, 169, 106, 0.45);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    border-radius: 30px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 64px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat .num {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-light);
}

.hero-stat .label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    line-height: 0;
    z-index: 2;
}

.hero-wave svg {
    width: 100%;
    height: 100px;
    display: block;
}

/* === Page Banner (subpages) === */
.page-banner {
    position: relative;
    padding: 128px 0 80px;
    background: linear-gradient(135deg, #0a2540, #0d3b66, #0077b6);
    text-align: center;
}

.page-banner h1 {
    font-size: 2.8rem;
    color: var(--white);
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.page-banner p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.65);
}

.page-banner .breadcrumb {
    margin-top: 20px;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.5);
}

.page-banner .breadcrumb a {
    color: var(--accent-light);
}

/* === Advantage Cards === */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.advantage-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-light), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.advantage-card .icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(0, 119, 182, 0.08), rgba(200, 169, 106, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 24px;
}

.advantage-card h3 {
    font-size: 1.25rem;
    color: var(--primary-dark);
    font-weight: 700;
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 0.95rem;
    color: var(--text-body);
    line-height: 1.75;
}

/* === Service Cards === */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.service-card .card-header {
    height: 8px;
}

.service-card:nth-child(1) .card-header { background: linear-gradient(90deg, #0d3b66, #0077b6); }
.service-card:nth-child(2) .card-header { background: linear-gradient(90deg, #0077b6, #00b4d8); }
.service-card:nth-child(3) .card-header { background: linear-gradient(90deg, #c8a96a, #e0c89a); }

.service-card .card-body {
    padding: 40px 32px;
}

.service-card .tag {
    display: inline-block;
    background: var(--bg-gray);
    color: var(--primary-light);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.76rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    font-weight: 700;
    margin-bottom: 16px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-body);
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-card .features {
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.service-card .features li {
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--text-body);
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-card .features li::before {
    content: "✓";
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
}

/* === Statistics Section === */
.stats-section {
    background: var(--primary-dark);
    padding: 80px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item .counter {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-light);
    display: inline;
}

.stat-item .counter-suffix {
    font-size: 1.5rem;
    color: var(--accent-light);
}

.stat-item .desc {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 8px;
}

/* === Timeline === */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-light), var(--accent));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 20px 40px 20px 0;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
    padding: 20px 0 20px 40px;
}

.timeline-item .dot {
    position: absolute;
    top: 28px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--accent);
    z-index: 2;
}

.timeline-item:nth-child(odd) .dot {
    right: -8px;
}

.timeline-item:nth-child(even) .dot {
    left: -8px;
}

.timeline-item .content {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.timeline-item .content:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.timeline-item .year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: 8px;
}

.timeline-item .content h4 {
    font-size: 1.1rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.timeline-item .content p {
    font-size: 0.92rem;
    color: var(--text-body);
    line-height: 1.75;
}

/* === Dark Background Section (Timeline) === */
.has-dark-bg {
    background: var(--primary-dark) !important;
}

.has-dark-bg .section-title h2 {
    color: var(--white);
}

.has-dark-bg .section-title p {
    color: rgba(255, 255, 255, 0.7);
}

.has-dark-bg .section-title .label {
    color: var(--accent);
}

.has-dark-bg .section-title .divider {
    background: var(--accent);
}

.has-dark-bg .timeline-item .content {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
}

.has-dark-bg .timeline-item .content:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.has-dark-bg .timeline-item .year {
    color: var(--accent);
}

.has-dark-bg .timeline-item .content h4 {
    color: var(--white);
}

.has-dark-bg .timeline-item .content p {
    color: rgba(255, 255, 255, 0.7);
}

.has-dark-bg .timeline-item .dot {
    background: var(--primary-dark);
    border-color: var(--accent);
}

.has-dark-bg .timeline::before {
    background: linear-gradient(180deg, var(--accent), var(--primary-light));
}

/* === Warehouse Section === */
.section-dark {
    background: #f5f6f8;
}

.warehouse-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 40px;
    align-items: stretch;
}

.warehouse-list {
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.warehouse-intro {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    flex: 1;
}

.warehouse-intro + .warehouse-intro {
    padding-top: 22px;
    border-top: 1px solid var(--border);
}

.warehouse-intro .wi-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.warehouse-intro .wi-body {
    flex: 1;
    min-width: 0;
}

.warehouse-intro h4 {
    font-size: 1.15rem;
    color: var(--primary-dark);
    margin-bottom: 6px;
    font-weight: 600;
}

.warehouse-intro .wh-sub {
    font-size: 0.88rem;
    color: var(--accent);
    margin-bottom: 10px;
    font-weight: 600;
}

.warehouse-intro p {
    font-size: 1.08rem;
    color: var(--text-body);
    line-height: 1.85;
    margin-top: 2px;
}

.warehouse-map {
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    border-radius: 16px;
    overflow: hidden;
    background: #f5f6f8;
}

.warehouse-map picture {
    display: block;
    width: 100%;
    max-width: 100%;
    aspect-ratio: 3 / 2;
}

.warehouse-map img {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    object-fit: contain;
}

.warehouse-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.warehouse-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.warehouse-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.warehouse-card .wh-header {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--white);
}

.warehouse-card:nth-child(1) .wh-header { background: linear-gradient(135deg, #0d3b66, #0077b6); }
.warehouse-card:nth-child(2) .wh-header { background: linear-gradient(135deg, #0077b6, #00b4d8); }
.warehouse-card:nth-child(3) .wh-header { background: linear-gradient(135deg, #0a2540, #c8a96a); }

.warehouse-card .wh-body {
    padding: 28px 24px;
}

.warehouse-card h4 {
    font-size: 1.15rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.warehouse-card .wh-sub {
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 14px;
    font-weight: 600;
}

.warehouse-card p {
    font-size: 0.9rem;
    color: var(--text-body);
    line-height: 1.7;
}

/* === News List / Company Insights === */
.news-list {
    list-style: none;
    margin-top: 24px;
    border-top: 1px solid var(--border);
}

.news-item {
    border-bottom: 1px solid var(--border);
}

.news-link {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 26px 10px;
    text-decoration: none;
    transition: var(--transition);
}

.news-link:hover {
    background: var(--white);
    padding-left: 20px;
    padding-right: 20px;
    box-shadow: var(--shadow-sm);
}

.news-date {
    flex: 0 0 76px;
    text-align: center;
    line-height: 1.2;
    color: var(--text-light);
}

.news-date b {
    display: block;
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--text-dark);
}

.news-date span {
    font-size: 0.76rem;
    letter-spacing: 1px;
}

.news-main {
    flex: 1 1 auto;
    min-width: 0;
}

.news-title {
    font-size: 1.12rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
    line-height: 1.5;
    transition: var(--transition);
}

.news-link:hover .news-title {
    color: var(--primary-light);
}

.news-desc {
    font-size: 0.9rem;
    color: var(--text-body);
    line-height: 1.7;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-more {
    flex: 0 0 auto;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-light);
    white-space: nowrap;
    transition: var(--transition);
}

.news-link:hover .news-more {
    color: var(--accent);
    transform: translateX(4px);
}

@media (max-width: 640px) {
    .news-link {
        flex-wrap: wrap;
        gap: 10px 16px;
        padding: 20px 6px;
    }
    .news-date {
        flex: 0 0 auto;
        display: flex;
        align-items: baseline;
        gap: 6px;
        text-align: left;
    }
    .news-date b {
        font-size: 1.1rem;
    }
    .news-more {
        width: 100%;
    }
}

/* === News Entry Banner (contact page) === */
.news-entry {
    background: var(--bg-light);
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.news-entry-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.news-entry-text h3 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin: 0 0 8px;
    font-weight: 700;
}

.news-entry-text p {
    font-size: 0.95rem;
    color: var(--text-body);
    margin: 0;
}

.news-entry .btn-primary {
    white-space: nowrap;
}

@media (max-width: 640px) {
    .news-entry-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}

/* === Article Page === */
.article-section {
    padding: 80px 0 60px;
}

.article-breadcrumb {
    margin-bottom: 20px;
    font-size: 0.88rem;
}

.article-breadcrumb a {
    color: var(--primary-light);
    text-decoration: none;
}

.article-breadcrumb a:hover {
    color: var(--accent);
}

.article-breadcrumb span {
    color: var(--text-light);
}

.related-news {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.related-news h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 18px;
    font-weight: 700;
}

.related-news ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.related-news li {
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
}

.related-news li::before {
    content: "›";
    position: absolute;
    left: 4px;
    color: var(--accent);
    font-weight: 700;
}

.related-news li a {
    color: var(--primary-light);
    text-decoration: none;
    line-height: 1.6;
    transition: var(--transition);
}

.related-news li a:hover {
    color: var(--accent);
}

.related-news li.related-back {
    margin-top: 8px;
}

.related-news li.related-back::before {
    content: none;
}

.related-news li.related-back a {
    font-size: 0.9rem;
    font-weight: 600;
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
}

.article-meta {
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

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

.article-cat {
    font-size: 0.82rem;
    color: var(--accent);
    font-weight: 600;
    background: rgba(212, 175, 55, 0.1);
    padding: 3px 12px;
    border-radius: 12px;
}

.article-body h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 20px;
    line-height: 1.4;
}

.article-lead {
    font-size: 1.08rem;
    color: var(--text-body);
    line-height: 1.85;
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
}

.article-body h2 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 36px 0 14px;
}

.article-body p {
    font-size: 0.98rem;
    line-height: 1.9;
    color: var(--text-body);
    margin-bottom: 16px;
}

.article-body h3 {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 26px 0 12px;
}

.article-body h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 24px 0 10px;
}

.article-body ol {
    margin: 0 0 18px;
    padding-left: 24px;
}

.article-body ol li {
    font-size: 0.98rem;
    line-height: 1.9;
    color: var(--text-body);
    margin-bottom: 10px;
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0 28px;
    font-size: 0.9rem;
    line-height: 1.7;
}

.article-body table th {
    background: var(--primary-dark);
    color: var(--white);
    font-weight: 600;
    text-align: left;
    padding: 12px 14px;
    border: 1px solid var(--primary-dark);
}

.article-body table td {
    border: 1px solid var(--border);
    padding: 12px 14px;
    color: var(--text-body);
    vertical-align: top;
}

.article-body table tr:nth-child(even) td {
    background: var(--bg-light);
}

.article-body figure {
    margin: 24px 0 28px;
    text-align: center;
}

.article-body figure img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.article-body .key-takeaways {
    background: var(--bg-light);
    border-radius: 10px;
    padding: 18px 22px;
    margin: 0 0 28px;
}

.article-body .key-takeaways h3 {
    font-size: 1.05rem;
    margin: 0 0 12px;
    color: var(--primary-dark);
    font-weight: 700;
}

.article-body .key-takeaways ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.article-body .key-takeaways li {
    margin-bottom: 8px;
    font-size: 0.98rem;
    line-height: 1.9;
    color: var(--text-body);
}

.article-body .glossary-list {
    background: var(--bg-light);
    border-radius: 10px;
    padding: 16px 22px;
    margin: 0 0 8px;
}

.article-body .glossary-list p {
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.article-body .glossary-list p:last-child {
    margin-bottom: 0;
}

.article-body figcaption {
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--text-light);
    font-style: italic;
}

.article-body .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 20px 0 28px;
}

.article-body .table-wrap table {
    min-width: 520px;
    margin: 0;
}

@media (max-width: 640px) {
    .article-body .table-wrap table {
        font-size: 0.8rem;
    }
    .article-body .table-wrap table th,
    .article-body .table-wrap table td {
        padding: 9px 8px;
    }
}

.article-cta {
    margin-top: 48px;
    padding: 32px;
    background: var(--bg-light);
    border-radius: 14px;
    text-align: center;
}

.article-cta p {
    font-size: 1.05rem;
    color: var(--text-dark);
    margin-bottom: 18px;
}

.article-cta .btn {
    padding: 12px 32px;
}

@media (max-width: 768px) {
    .article-body h1 { font-size: 1.5rem; }
    .article-body h2 { font-size: 1.15rem; }
    .article-body p, .article-lead { font-size: 0.92rem; }
}

/* === Partner Logos === */
.partner-strip {
    background: var(--bg-light);
    padding: 50px 0;
}

.partner-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 48px;
    margin-top: 40px;
}

.partner-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-width: 160px;
    height: auto;
    min-height: 80px;
    padding: 12px 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-dark);
    transition: var(--transition);
    line-height: 1.2;
}

.partner-logo small {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-light);
}

.partner-logo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    color: var(--primary-light);
}

/* === Contact Section === */
.contact-split {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 48px;
    align-items: stretch;
}

.contact-split-info {
    position: static;
    display: flex;
    flex-direction: column;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    flex: 1;
    padding: 18px 20px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: var(--transition);
}

.contact-info-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.contact-info-item .ci-left {
    flex-shrink: 0;
    min-width: auto;
}

.contact-info-item .icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent-light);
}

.contact-info-item .ci-right {
    flex: 1;
    min-width: 0;
}

.contact-info-item h4 {
    font-size: 1rem;
    color: var(--primary-dark);
    margin: 0 0 6px;
    font-weight: 600;
    text-align: left;
}

.contact-info-item p {
    font-size: 0.92rem;
    color: var(--text-body);
    line-height: 1.7;
    margin: 0;
    word-break: break-word;
}

.contact-split-form .contact-form {
    margin-top: 0;
    padding: 36px;
    border-radius: 18px;
}

.contact-form {
    background: var(--white);
    border-radius: 20px;
    padding: 48px;
    box-shadow: var(--shadow-lg);
    margin-top: 60px;
}

.contact-form h3 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 32px;
    text-align: center;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group label .req {
    color: #e53e3e;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--bg-light);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(0, 119, 182, 0.08);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(13, 59, 102, 0.3);
}

/* === CTA Section === */
.cta-section {
    position: relative;
    padding: 80px 0;
    background: linear-gradient(135deg, #0a2540, #0d3b66);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.2rem;
    color: var(--white);
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 36px;
}

/* === Footer === */
.footer {
    background: #02050a;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 60px 0 20px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    max-width: 320px;
    color: rgba(255, 255, 255, 0.55);
    margin: 0;
}

.footer-brand .footer-mainbiz {
    margin-top: 12px;
}

.footer-brand .footer-addr {
    margin-top: 8px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-col ul li {
    padding: 6px 0;
    font-size: 0.88rem;
}

.footer-col ul li a:hover {
    color: var(--accent-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.35);
}

.footer-bottom .last-updated {
    margin-top: 6px;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.25);
}

.footer-qr-grid {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

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

.footer-qr img {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    object-fit: cover;
    background: #fff;
    padding: 4px;
}

.footer-qr p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.55);
    margin: 0;
    text-align: center;
}

/* === FAQ Page === */
.faq-section {
    padding: 60px 0;
}

.faq-category {
    margin-bottom: 40px;
}

.faq-cat-title {
    font-size: 1.25rem;
    color: var(--primary-dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

.cat-icon {
    font-size: 1.4rem;
}

.faq-item {
    background: var(--white);
    border-radius: 12px;
    margin-bottom: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.faq-item.open {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.faq-question {
    padding: 20px 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.05rem;
    transition: background 0.2s ease;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-arrow {
    font-size: 1.2rem;
    color: var(--accent);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item.open .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-body);
    line-height: 1.8;
    font-size: 0.95rem;
    margin: 0;
}

/* === Animations === */
/* 默认可见：即使 JS 未加载/执行失败，内容也照样显示，杜绝空白 */
.fade-up {
    opacity: 1;
}

/* 仅当 JS 就绪（html.js）时才启用入场动画，初始隐藏由 JS 揭示 */
.js .fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.js .fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* === Responsive === */
@media (max-width: 768px) {
    .section { padding: 64px 0; }

    .warehouse-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .warehouse-map {
        position: static;
        order: -1;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(70%, 280px);
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        gap: 0;
        box-shadow: -5px 0 30px rgba(0,0,0,0.12);
        transition: right 0.4s ease;
        padding: 84px 24px 40px;
        overflow-y: auto;
        z-index: 1000;
    }

    .nav-links > li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        width: 100%;
        padding: 15px 4px;
        font-size: 1.02rem;
        border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    }

    .nav-links > li.has-dropdown {
        height: auto;
        display: block;
    }

    .nav-links .nav-cta {
        width: fit-content;
        margin: 20px auto 0;
        padding: 12px 32px !important;
        border-bottom: none;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .header {
        top: 0;
        left: 0;
        transform: none;
        width: 100%;
        max-width: 100%;
        border-radius: 0;
        border-left: none;
        border-right: none;
        border-top: none;
    }
    
    .header.scrolled {
        top: 0;
    }
    
    .nav {
        justify-content: space-between;
        gap: 0;
    }
    
    .hero-content {
        padding: 84px 0 90px;
        width: calc(100% - 48px);
    }

    .hero h1 {
        font-size: 2.2rem;
        letter-spacing: 1px;
    }

    .hero .subtitle {
        font-size: 1rem;
    }
    
    .hero-actions {
        gap: 12px;
    }
    
    .btn-primary, .btn-outline {
        padding: 12px 28px;
        font-size: 0.9rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
        margin-top: 40px;
    }
    
    .hero-stat .num {
        font-size: 1.5rem;
    }
    
    .page-banner {
        padding: 108px 0 60px;
    }
    
    .page-banner h1 {
        font-size: 2rem;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
    
    .section-title {
        margin-bottom: 40px;
    }
    
    /* Services page mobile */
    .svc-two-col {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .svc-check-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .svc-flow-box,
    .svc-box-white,
    .svc-box-light {
        padding: 24px 20px;
    }
    
    .svc-type {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
    
    /* Timeline mobile */
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        padding: 20px 0 20px 50px;
    }
    
    .timeline-item:nth-child(even) {
        margin-left: 0;
        padding: 20px 0 20px 50px;
    }
    
    .timeline-item .dot {
        left: 12px !important;
        right: auto !important;
    }
    
    .timeline-item .content {
        padding: 20px 22px;
    }
    
/* Form mobile */
    .form-row {
        grid-template-columns: 1fr;
    }

    /* Contact section mobile */
    .contact-split {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-split-info {
        position: static;
    }

    .contact-info-list {
        gap: 12px;
    }

    .contact-info-item {
        flex-direction: row;
        align-items: flex-start;
        gap: 14px;
        padding: 16px 18px;
    }

    .contact-info-item .ci-left {
        min-width: auto;
    }

    .contact-info-item .ci-right {
        border: none;
        padding: 0;
        width: 100%;
    }

    .contact-split-form .contact-form {
        padding: 24px 20px;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .contact-form {
        padding: 28px 20px;
        margin-top: 30px;
    }
    
    /* Stats grid mobile */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
    
    .stat-item .counter {
        font-size: 2.2rem;
    }
    
    /* CTA section mobile */
    .cta-section h2 {
        font-size: 1.5rem;
    }
    
    .cta-section p {
        font-size: 0.95rem;
    }

    /* Hide nav dropdown on mobile */
    .nav-links > li.has-dropdown > .dropdown {
        display: none !important;
    }
}

@media (max-width: 480px) {
    .hero-content { padding: 78px 0 80px; width: calc(100% - 48px); }
    .hero h1 { font-size: 1.7rem; }
    .hero-stats { gap: 16px; }
    .hero-scroll-down { bottom: 20px; width: 40px; height: 40px; }
    .hero-stat .num { font-size: 1.3rem; }
    .footer-top { grid-template-columns: 1fr; }
    .partner-logos { gap: 16px; }
    .partner-logo { width: 110px; height: 56px; font-size: 1rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .stat-item .counter { font-size: 1.8rem; }
    .section { padding: 48px 0; }
    .section-title h2 { font-size: 1.4rem; }
    .page-banner h1 { font-size: 1.6rem; }
    .logo .logo-text { font-size: 1rem; }
    .logo .logo-text small { font-size: 0.55rem; }
    .lang-toggle { padding: 5px 10px; font-size: 0.75rem; }
    .nav-actions { gap: 10px; }
}

/* === Large screens (1440px+) === */
@media (min-width: 1440px) {
    :root { --max-width: 1280px; }
    .container, .hero-content, .header { width: calc(100% - 80px); }
    
    .hero h1 { font-size: 3.8rem; }
    .hero .subtitle { max-width: 640px; font-size: 1.2rem; }
    .hero-stats { gap: 72px; }
    .hero-stat .num { font-size: 2.1rem; }
    
    .section { padding: 120px 0; }
    .section-title h2 { font-size: 2.4rem; }
    .section-title p { max-width: 680px; font-size: 1.1rem; }
}

/* === Extra large screens / 1080p+ (1920px+) === */
@media (min-width: 1920px) {
    :root { --max-width: 1400px; }
    .container, .hero-content, .header { width: calc(100% - 96px); }
    
    .hero h1 { font-size: 4.2rem; }
    .hero .subtitle { max-width: 720px; font-size: 1.3rem; }
    .hero-stats { gap: 84px; margin-top: 80px; }
    .hero-stat .num { font-size: 2.3rem; }
    
    .section { padding: 140px 0; }
    .section-title h2 { font-size: 2.6rem; }
    .section-title p { max-width: 760px; font-size: 1.15rem; }
}

/* === 2K / 4K screens (2560px+) === */
@media (min-width: 2560px) {
    :root { --max-width: 1440px; }
    .container, .hero-content, .header { width: calc(100% - 120px); }
    
    .hero h1 { font-size: 4.6rem; }
    .hero .subtitle { max-width: 800px; font-size: 1.35rem; }
    .hero-stats { gap: 96px; margin-top: 96px; }
    .hero-stat .num { font-size: 2.5rem; }
    
    .section { padding: 160px 0; }
    .section-title h2 { font-size: 2.8rem; }
    .section-title p { max-width: 840px; font-size: 1.2rem; }
}

/* 工信部要求：网站底部悬挂ICP备案号并链接至 beian.miit.gov.cn */
.footer-bottom .footer-icp {
    margin-top: 8px;
}

.footer-bottom .footer-icp a {
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    font-size: 0.78rem;
}

.footer-bottom .footer-icp a:hover {
    color: var(--accent-light);
}