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

:root {
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --accent: #06b6d4;
    --accent-light: #22d3ee;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #0f172a;
    --dark-800: #1e293b;
    --dark-700: #334155;
    --dark-600: #475569;
    --gray-500: #64748b;
    --gray-400: #94a3b8;
    --gray-300: #cbd5e1;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50: #f8fafc;
    --white: #ffffff;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -4px rgba(15, 23, 42, 0.08);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.12), 0 8px 10px -6px rgba(15, 23, 42, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container: 1240px;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-700);
    background: var(--white);
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--primary-light);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    font-size: inherit;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--dark);
    font-weight: 700;
    line-height: 1.3;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    white-space: nowrap;
    border: 1.5px solid transparent;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.35);
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: rgba(30, 64, 175, 0.05);
}

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

.btn-white:hover {
    background: var(--gray-50);
    color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

/* ===== Top Bar ===== */
.top-bar {
    background: var(--dark);
    color: var(--gray-300);
    font-size: 13px;
    line-height: 1;
}

.top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 40px;
}

.top-bar-tag {
    color: var(--accent-light);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.top-bar-phone {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--gray-300);
}

.top-bar-phone a {
    color: var(--white);
    font-weight: 500;
}

.top-bar-divider {
    color: var(--dark-700);
}

.top-bar-link {
    color: var(--gray-300);
}

.top-bar-link:hover {
    color: var(--white);
}

/* ===== Header ===== */
.main-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.main-header.scrolled {
    box-shadow: var(--shadow);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: var(--radius);
    color: var(--white);
}

.logo-text {
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--dark-700);
    font-weight: 500;
    font-size: 15px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.06);
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white) !important;
    margin-left: 8px;
    box-shadow: 0 2px 8px rgba(30, 64, 175, 0.2);
}

.nav-cta:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-demo {
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 14px;
    color: var(--dark-700);
    transition: var(--transition);
}

.btn-demo:hover {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.06);
}

.btn-demo-register {
    background: var(--gray-100);
    color: var(--primary);
}

.btn-demo-register:hover {
    background: var(--gray-200);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Mobile Menu ===== */
.mobile-menu {
    position: fixed;
    top: 112px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-nav-link {
    padding: 14px 16px;
    border-radius: var(--radius);
    color: var(--dark-700);
    font-weight: 500;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.06);
}

.mobile-nav-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white) !important;
    text-align: center;
    margin-top: 8px;
}

.mobile-nav-demo {
    display: flex;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

.mobile-nav-demo button {
    flex: 1;
    padding: 12px;
    border-radius: var(--radius);
    font-weight: 500;
    border: 1px solid var(--gray-300);
    color: var(--dark-700);
}

.mobile-nav-demo button:last-child {
    background: var(--gray-100);
    color: var(--primary);
    border-color: var(--gray-200);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    overflow: hidden;
    padding: 80px 0 100px;
    background: linear-gradient(180deg, #eff6ff 0%, #ffffff 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-gradient {
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(30, 64, 175, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 64, 175, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(30, 64, 175, 0.08);
    border: 1px solid rgba(30, 64, 175, 0.15);
    border-radius: 100px;
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: 48px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.brand-highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 17px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.hero-contact {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: var(--gray-500);
}

.hero-phone {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease-out;
}

.hero-banner-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-banner {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.card-top {
    top: 24px;
    left: -24px;
    animation: float 4s ease-in-out infinite;
}

.card-bottom {
    bottom: 24px;
    right: -24px;
    animation: float 4s ease-in-out infinite;
    animation-delay: 2s;
}

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

.fc-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(30, 64, 175, 0.1);
    border-radius: var(--radius-sm);
    color: var(--primary);
}

.fc-icon-green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.fc-label {
    font-size: 12px;
    color: var(--gray-500);
}

.fc-value {
    font-size: 15px;
    font-weight: 700;
    color: var(--dark);
}

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

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

/* ===== Stats Section ===== */
.stats-section {
    padding: 0 0 80px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-100);
}

.stat-item {
    text-align: center;
    padding: 0 20px;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 50px;
    background: var(--gray-200);
}

.stat-highlight {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.03) 0%, rgba(6, 182, 212, 0.03) 100%);
    border-radius: var(--radius);
    margin: -10px 0;
    padding: 10px 20px;
}

.stat-number {
    font-size: 44px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.stat-desc {
    font-size: 13px;
    color: var(--gray-500);
}

.stats-note {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
    color: var(--gray-400);
}

/* ===== Section Header ===== */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(30, 64, 175, 0.08);
    color: var(--primary);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
}

.section-tag-light {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.section-header h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.3px;
}

.section-header p {
    font-size: 17px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== Services Section ===== */
.services {
    padding: 80px 0;
    background: var(--gray-50);
}

.service-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
}

.tab-btn {
    padding: 10px 22px;
    border-radius: 100px;
    font-size: 15px;
    font-weight: 500;
    color: var(--dark-700);
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--primary);
    border-color: var(--primary-light);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.service-panels {
    margin-bottom: 48px;
}

.service-panel {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.service-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow);
}

.service-info h3 {
    font-size: 26px;
    margin-bottom: 12px;
}

.service-desc {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 28px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 28px;
}

.feature-item {
    display: flex;
    gap: 16px;
}

.feature-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--radius);
    color: var(--primary);
}

.feature-item h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

.service-scenarios {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.scenario-tag {
    padding: 6px 14px;
    background: var(--gray-100);
    border-radius: 100px;
    font-size: 13px;
    color: var(--gray-500);
}

.service-note-box {
    display: flex;
    gap: 12px;
    padding: 16px;
    background: rgba(6, 182, 212, 0.06);
    border: 1px solid rgba(6, 182, 212, 0.15);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--dark-600);
    line-height: 1.6;
}

.service-note-box.warning {
    background: rgba(245, 158, 11, 0.06);
    border-color: rgba(245, 158, 11, 0.15);
    color: #92400e;
}

.service-note-box svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.service-packages h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.package-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.package-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.package-card {
    position: relative;
    padding: 24px 20px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    transition: var(--transition);
}

.package-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.package-featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, rgba(30, 64, 175, 0.02) 0%, transparent 100%);
}

.package-badge {
    position: absolute;
    top: -10px;
    right: 16px;
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--white);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
}

.package-header {
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
}

.package-header h5 {
    font-size: 16px;
    color: var(--dark);
    margin-bottom: 8px;
}

.package-price {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.package-price span {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray-500);
}

.package-list {
    margin-bottom: 20px;
}

.package-list li {
    padding: 6px 0;
    font-size: 14px;
    color: var(--dark-600);
    display: flex;
    align-items: center;
    gap: 8px;
}

.package-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    flex-shrink: 0;
}

.package-note {
    margin-top: 16px;
    font-size: 12px;
    color: var(--gray-400);
    text-align: center;
}

.spec-table-wrapper {
    overflow-x: auto;
    margin-bottom: 16px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.spec-table th,
.spec-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
}

.spec-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--dark);
}

.spec-table td {
    color: var(--dark-600);
}

.spec-table tr:last-child td {
    border-bottom: none;
}

/* Enterprise CTA */
.enterprise-cta {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    color: var(--white);
}

.enterprise-content h3 {
    font-size: 24px;
    color: var(--white);
    margin-bottom: 12px;
}

.enterprise-content p {
    font-size: 15px;
    color: var(--gray-300);
    margin-bottom: 20px;
    line-height: 1.7;
}

.enterprise-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.enterprise-points li {
    font-size: 14px;
    color: var(--gray-200);
    display: flex;
    align-items: center;
    gap: 8px;
}

.enterprise-points li::before {
    content: '✓';
    color: var(--accent);
    font-weight: bold;
}

.enterprise-action {
    text-align: center;
    padding-left: 40px;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.enterprise-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-light);
    margin-bottom: 8px;
}

.enterprise-desc {
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 20px;
}

/* ===== Process Section ===== */
.process {
    padding: 80px 0;
}

.process-steps {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    position: relative;
}

.process-step {
    flex: 1;
    text-align: center;
    padding: 0 20px;
    position: relative;
}

.step-number {
    font-size: 48px;
    font-weight: 900;
    color: rgba(30, 64, 175, 0.08);
    line-height: 1;
    margin-bottom: -20px;
    position: relative;
    z-index: 1;
}

.step-icon {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: var(--radius-lg);
    color: var(--white);
    box-shadow: 0 8px 24px rgba(30, 64, 175, 0.25);
    margin-bottom: 20px;
}

.process-line {
    flex: 0 0 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--gray-200) 0%, var(--gray-300) 50%, var(--gray-200) 100%);
    margin-top: 72px;
    position: relative;
}

.process-line::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--gray-400);
    border-bottom: 2px solid var(--gray-400);
    transform: translateY(-50%) rotate(-45deg);
}

.process-step h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.process-step p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== Advantages Section ===== */
.advantages {
    padding: 80px 0;
    background: var(--gray-50);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.advantage-card {
    padding: 32px 28px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.advantage-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.advantage-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--radius);
    color: var(--primary);
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
}

.cases-section {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--gray-100);
}

.cases-title {
    font-size: 22px;
    text-align: center;
    margin-bottom: 8px;
}

.cases-note {
    text-align: center;
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 32px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.case-card {
    padding: 28px;
    background: var(--gray-50);
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.case-card:hover {
    background: var(--white);
    box-shadow: var(--shadow);
}

.case-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(30, 64, 175, 0.08);
    color: var(--primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 16px;
}

.case-card h4 {
    font-size: 17px;
    margin-bottom: 10px;
}

.case-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 16px;
}

.case-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    color: var(--gray-400);
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

/* ===== News Section - 严格遵守系统列表规范 ===== */
.news {
    padding: 80px 0;
}

/* 强制修复规范：直接作用于系统生成的 ul.article-cards */
ul.article-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
    list-style: none;
    margin: 0;
    padding: 0;
    width: 100%;
    box-sizing: border-box;
}

ul.article-cards > li.article-card {
    min-width: 0;
    width: auto;
    box-sizing: border-box;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

ul.article-cards > li.article-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary-light);
}

.article-card .card-thumb {
    width: 100%;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.article-card .card-thumb img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.article-card:hover .card-thumb img {
    transform: scale(1.05);
}

.article-card .card-title {
    overflow-wrap: anywhere;
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    padding: 16px 20px 8px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card .card-title a {
    color: var(--dark);
}

.article-card .card-title a:hover {
    color: var(--primary);
}

.article-card .card-date {
    display: block;
    font-size: 13px;
    color: var(--gray-400);
    padding: 0 20px 12px;
}

.article-card .card-summary {
    overflow-wrap: anywhere;
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    padding: 0 20px 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== FAQ Section ===== */
.faq {
    padding: 80px 0;
    background: var(--gray-50);
}

.faq-container {
    max-width: 860px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    margin-bottom: 12px;
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--gray-300);
}

.faq-item.active {
    border-color: var(--primary-light);
    box-shadow: var(--shadow);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    gap: 16px;
}

.faq-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--gray-100);
    border-radius: 50%;
    color: var(--gray-500);
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    background: var(--primary);
    color: var(--white);
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.8;
}

/* ===== About Section ===== */
.about {
    padding: 80px 0;
}

.about-inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content h2 {
    font-size: 36px;
    margin-bottom: 16px;
}

.about-lead {
    font-size: 17px;
    color: var(--dark-600);
    line-height: 1.8;
    margin-bottom: 32px;
}

.about-points {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.about-point h4 {
    font-size: 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.about-point h4::before {
    content: '';
    width: 4px;
    height: 16px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 2px;
}

.about-point p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.7;
}

.about-visual {
    position: relative;
}

.about-card {
    position: relative;
    padding: 40px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-100);
    overflow: hidden;
}

.about-card-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
}

.about-stat-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.about-stat {
    text-align: center;
    padding: 20px;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.as-num {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.as-label {
    font-size: 13px;
    color: var(--gray-500);
}

.about-card-note {
    position: relative;
    font-size: 12px;
    color: var(--gray-400);
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--gray-100);
}

/* ===== Apply Section ===== */
.apply {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.apply::before {
    content: '';
    position: absolute;
    top: -200px;
    left: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.apply-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.apply-info h2 {
    font-size: 36px;
    color: var(--white);
    margin-bottom: 16px;
}

.apply-info > p {
    font-size: 16px;
    color: var(--gray-300);
    line-height: 1.7;
    margin-bottom: 32px;
}

.apply-contact {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.apply-contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--white);
}

.apply-contact-item svg {
    flex-shrink: 0;
    color: var(--accent-light);
}

.aci-label {
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 2px;
}

.aci-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
}

.apply-notes {
    padding: 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.apply-notes h4 {
    font-size: 15px;
    color: var(--white);
    margin-bottom: 12px;
}

.apply-notes ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.apply-notes li {
    font-size: 13px;
    color: var(--gray-300);
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.6;
}

.apply-notes li::before {
    content: '•';
    color: var(--accent);
    flex-shrink: 0;
}

.apply-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-xl);
}

.apply-form h3 {
    font-size: 22px;
    margin-bottom: 24px;
    text-align: center;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-700);
    margin-bottom: 8px;
}

.required {
    color: var(--danger);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 15px;
    color: var(--dark-700);
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 44px;
}

.form-demo-notice {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-radius: var(--radius);
    font-size: 12px;
    color: #92400e;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* ===== Footer ===== */
.main-footer {
    background: var(--dark);
    color: var(--gray-300);
    padding-top: 64px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.8fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.logo-footer {
    margin-bottom: 20px;
}

.logo-footer .logo-text {
    color: var(--white);
    -webkit-text-fill-color: unset;
    background: none;
}

.footer-desc {
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-contact {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
}

.footer-contact a {
    color: var(--accent-light);
    font-size: 18px;
    font-weight: 600;
}

.footer-col h4 {
    font-size: 16px;
    color: var(--white);
    margin-bottom: 24px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--gray-400);
}

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

.footer-bottom {
    padding: 24px 0;
}

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--gray-500);
}

.footer-beian {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
}

.footer-beian a {
    color: var(--gray-500);
}

.footer-beian a:hover {
    color: var(--gray-300);
}

.beian-divider {
    width: 1px;
    height: 12px;
    background: rgba(255, 255, 255, 0.1);
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ===== Article Detail Page ===== */
.article-detail {
    padding: 40px 0 80px;
}

.breadcrumb {
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--gray-500);
}

.breadcrumb a {
    color: var(--gray-500);
}

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

.article-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
}

.article-header {
    margin-bottom: 32px;
}

.article-title {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
    letter-spacing: -0.3px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 20px;
}

.meta-date {
    display: flex;
    align-items: center;
    gap: 6px;
}

.meta-sep {
    width: 4px;
    height: 4px;
    background: var(--gray-300);
    border-radius: 50%;
}

.article-summary {
    font-size: 16px;
    color: var(--dark-600);
    line-height: 1.8;
    padding: 20px 24px;
    background: var(--gray-50);
    border-left: 4px solid var(--primary);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.article-cover {
    margin-bottom: 32px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.article-cover img {
    width: 100%;
    height: auto;
}

.article-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--dark-700);
}

.article-content p {
    margin-bottom: 20px;
}

.article-content h2,
.article-content h3,
.article-content h4 {
    margin-top: 32px;
    margin-bottom: 16px;
}

.article-content h2 { font-size: 24px; }
.article-content h3 { font-size: 20px; }
.article-content h4 { font-size: 18px; }

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 24px 0;
}

.article-content ul,
.article-content ol {
    margin-bottom: 20px;
    padding-left: 24px;
}

.article-content ul {
    list-style: disc;
}

.article-content ol {
    list-style: decimal;
}

.article-content li {
    margin-bottom: 8px;
}

.article-content blockquote {
    padding: 20px 24px;
    background: var(--gray-50);
    border-left: 4px solid var(--accent);
    border-radius: 0 var(--radius) var(--radius) 0;
    margin: 24px 0;
    font-style: italic;
    color: var(--dark-600);
}

.article-footer {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--gray-200);
}

.article-nav-links {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.article-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    color: var(--dark-700);
    font-weight: 500;
    font-size: 14px;
}

.article-nav-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(30, 64, 175, 0.04);
}

.article-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 28px 32px;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.04) 0%, rgba(6, 182, 212, 0.04) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(30, 64, 175, 0.1);
    flex-wrap: wrap;
}

.article-cta p {
    font-size: 15px;
    color: var(--dark-600);
    margin: 0;
}

/* ===== Sidebar ===== */
.sidebar-widget {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    padding: 28px;
    margin-bottom: 24px;
}

.widget-title {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
    position: relative;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 2px;
}

.service-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.service-link-item {
    display: flex;
    gap: 14px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius);
    transition: var(--transition);
}

.service-link-item:hover {
    background: rgba(30, 64, 175, 0.05);
    transform: translateX(4px);
}

.sli-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: var(--radius-sm);
    color: var(--primary);
}

.sli-content h4 {
    font-size: 15px;
    margin-bottom: 4px;
    color: var(--dark);
}

.sli-content p {
    font-size: 12px;
    color: var(--gray-500);
    line-height: 1.5;
}

.contact-widget {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border: none;
}

.contact-widget .widget-title {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.1);
}

.contact-widget .widget-title::after {
    background: var(--accent-light);
}

.cw-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.cw-phone {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    color: var(--accent-light);
}

.cw-phone a {
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
}

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

.contact-widget .btn-primary:hover {
    background: var(--gray-50);
    color: var(--primary-dark);
}

.quick-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.quick-links li a {
    display: block;
    padding: 10px 0;
    font-size: 14px;
    color: var(--dark-700);
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.quick-links li:last-child a {
    border-bottom: none;
}

.quick-links li a:hover {
    color: var(--primary);
    padding-left: 8px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-title {
        font-size: 40px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .stat-item:not(:last-child)::after {
        display: none;
    }

    .service-detail {
        grid-template-columns: 1fr;
    }

    .process-steps {
        flex-wrap: wrap;
        gap: 32px;
        justify-content: center;
    }

    .process-line {
        display: none;
    }

    .process-step {
        flex: 0 0 calc(50% - 20px);
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .apply-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

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

    .enterprise-cta {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .enterprise-action {
        padding-left: 0;
        border-left: none;
        padding-top: 28px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .main-nav,
    .header-actions .btn-demo {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .header-inner {
        height: 64px;
    }

    .hero {
        padding: 48px 0 60px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .floating-card {
        display: none;
    }

    .hero-banner {
        height: 280px;
    }

    .container {
        padding: 0 16px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        padding: 24px;
    }

    .stat-highlight {
        margin: 0;
        padding: 20px;
    }

    .service-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 8px;
        margin: 0 -16px 32px;
        padding-left: 16px;
        padding-right: 16px;
    }

    .tab-btn {
        flex-shrink: 0;
        font-size: 14px;
        padding: 8px 18px;
    }

    .service-detail {
        padding: 24px 20px;
    }

    .package-cards {
        grid-template-columns: 1fr !important;
    }

    .enterprise-points {
        grid-template-columns: 1fr;
    }

    .process-step {
        flex: 0 0 100%;
    }

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

    .cases-section {
        padding: 24px 20px;
    }

    .about-points {
        grid-template-columns: 1fr;
    }

    .about-card {
        padding: 28px 20px;
    }

    .apply-form-wrapper {
        padding: 28px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-beian {
        flex-direction: column;
        gap: 8px;
    }

    .beian-divider {
        display: none;
    }

    .article-title {
        font-size: 24px;
    }

    .article-cta {
        flex-direction: column;
        text-align: center;
    }

    .article-nav-links {
        flex-direction: column;
    }

    .article-nav-link {
        justify-content: center;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== Print Styles ===== */
@media print {
    .top-bar,
    .main-header,
    .mobile-menu,
    .back-to-top,
    .main-footer,
    .article-sidebar {
        display: none !important;
    }

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