:root {
    --primary-color: #e81123;
    --primary-light: #fde8ea;
    --primary-dark: #c00e1d;
    --secondary-color: #2c3e50;
    --accent-color: #f39c12;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --danger-color: #ef4444;
    --light-gray: #f5f5f5;
    --dark-gray: #333;
    --text-color: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --bg-dark: #e5e7eb;
    --border-color: #d1d5db;
    --border-light: #e5e7eb;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --box-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --box-shadow-lg: 0 10px 25px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.03);
    --box-shadow-xl: 0 20px 40px -4px rgba(0,0,0,0.1), 0 8px 16px -4px rgba(0,0,0,0.04);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
    color: var(--text-color);
    line-height: 1.7;
    background-color: var(--bg-light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1 { font-size: 28px; font-weight: 700; line-height: 1.3; }
h2 { font-size: 24px; font-weight: 700; line-height: 1.35; }
h3 { font-size: 20px; font-weight: 600; line-height: 1.4; }
h4 { font-size: 18px; font-weight: 600; line-height: 1.4; }
h5 { font-size: 16px; font-weight: 600; line-height: 1.5; }
h6 { font-size: 14px; font-weight: 600; line-height: 1.5; }

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
    line-height: 1.5;
    gap: 6px;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(255,255,255,0.15), rgba(255,255,255,0));
    opacity: 0;
    transition: var(--transition-fast);
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 2px 4px rgba(232, 17, 35, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(232, 17, 35, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 1px 3px rgba(232, 17, 35, 0.2);
}

.btn:active { transform: translateY(0) scale(0.98); }

.btn-outline {
    border: 1.5px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(232, 17, 35, 0.3);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
}

.btn-success:hover {
    background-color: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-warning {
    background-color: var(--warning-color);
    color: white;
    box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2);
}

.btn-warning:hover {
    background-color: #d97706;
    transform: translateY(-1px);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    box-shadow: 0 2px 4px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background-color: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-info {
    background-color: var(--info-color);
    color: white;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
}

.btn-info:hover {
    background-color: #2563eb;
    transform: translateY(-1px);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
    border-radius: 6px;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
    border-radius: var(--border-radius-lg);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title h2 {
    font-size: 28px;
    color: var(--secondary-color);
    display: inline-block;
    padding-bottom: 15px;
    margin-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), rgba(232,17,35,0.3));
    border-radius: 2px;
}

.section-title p {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.navbar {
    background-color: white;
    box-shadow: 0 1px 0 rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.04);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background-color: rgba(255,255,255,0.88);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.logo {
    height: 40px;
    display: flex;
    align-items: center;
}

.logo img {
    height: 100%;
}

.logo h1 {
    font-size: 20px;
    color: #1f2937;
    margin-left: 10px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
}

.nav-links li {
    margin: 0 4px;
    position: relative;
}

.nav-links a {
    font-size: 15px;
    font-weight: 500;
    padding: 8px 16px;
    display: block;
    transition: var(--transition);
    border-radius: 6px;
    color: var(--text-secondary);
}

.nav-links a:hover {
    color: var(--primary-color);
    background-color: var(--primary-light);
}

.nav-links a.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 1px;
    transform: scaleX(0);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-links a:hover::after, .nav-links a.active::after {
    transform: scaleX(1);
}

.login-buttons {
    display: flex;
}

.login-btn {
    padding: 8px 18px;
    margin-left: 8px;
    border-radius: var(--border-radius);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, box-shadow 0.2s, border-color 0.2s;
    text-align: center;
    border: 1.5px solid transparent;
    white-space: nowrap;
}

.school-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    box-shadow: 0 2px 4px rgba(232, 17, 35, 0.15);
}

.enterprise-btn, .teacher-btn, .student-btn {
    background-color: transparent;
    color: var(--primary-color);
    border: 1.5px solid var(--primary-color);
}

.school-btn:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(232, 17, 35, 0.25);
}

.enterprise-btn:hover, .teacher-btn:hover, .student-btn:hover {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(232, 17, 35, 0.25);
}

.login-btn:hover, .login-btn.active {
}

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

.user-center-btn {
    background-color: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid var(--primary-light);
    font-weight: 500;
}

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

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

.logout-btn:hover {
    background-color: var(--primary-dark);
}

.user-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
}

.mobile-menu-btn {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-color);
}

.banner {
    position: relative;
    height: 550px;
    overflow: hidden;
    margin-bottom: 60px;
}

.slides {
    display: flex;
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.slide-1 {
    background: linear-gradient(135deg, #f0f8ff 0%, #e0f0ff 100%);
}

.slide-2 {
    background: linear-gradient(135deg, #fff0f5 0%, #ffeef0 100%);
}

.slide-3 {
    background: linear-gradient(135deg, #f0fff0 0%, #e8f8e8 100%);
}

.slide-content {
    text-align: center;
    color: var(--dark-gray);
    max-width: 800px;
    padding: 0 20px;
    z-index: 2;
}

.slide-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.slide-content p {
    font-size: 18px;
    margin-bottom: 30px;
    color: var(--text-secondary);
}

.banner-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}

.control-dot {
    width: 10px;
    height: 10px;
    border-radius: 5px;
    background-color: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: var(--transition);
}

.control-dot.active {
    background-color: white;
    width: 28px;
}

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

.service-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    background: white;
    border-radius: 50px;
    padding: 4px;
    box-shadow: var(--box-shadow-md);
    max-width: 600px;
    margin: 0 auto 40px;
    border: 1px solid var(--border-light);
}

.tab-btn {
    padding: 10px 28px;
    margin: 0 3px;
    background-color: transparent;
    border: none;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    flex: 1;
    text-align: center;
    color: var(--text-secondary);
}

.tab-btn.active, .tab-btn:hover {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 2px 8px rgba(232, 17, 35, 0.25);
}

.tab-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-content.active {
    display: block;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: var(--transition);
    height: 100%;
    border: 1px solid var(--border-light);
}

.service-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08), 0 0 0 1px rgba(232,17,35,0.08);
    border-color: transparent;
}

.service-img {
    height: 180px;
    background-color: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 14px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.service-img::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom right, var(--primary-light), rgba(255,255,255,0.8));
    opacity: 0.7;
}

.service-info {
    padding: 24px;
}

.service-info h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.service-info p {
    margin-bottom: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 14px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    position: relative;
    transition: var(--transition);
}

.service-link i {
    margin-left: 5px;
    transition: transform 0.25s;
}

.service-link:hover i {
    transform: translateX(5px);
}

.list-section {
    padding: 80px 0;
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.list-header h3 {
    font-size: 24px;
    color: var(--secondary-color);
    position: relative;
    padding-left: 15px;
}

.list-header h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: linear-gradient(180deg, var(--primary-color), var(--primary-dark));
    border-radius: 2px;
}

.view-all {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
}

.view-all i {
    margin-left: 5px;
    transition: transform 0.25s;
}

.view-all:hover i {
    transform: translateX(5px);
}

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

.list-item {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

.list-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08), 0 0 0 1px rgba(232,17,35,0.08);
    border-color: transparent;
}

.item-img {
    height: 160px;
    background-color: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.item-img::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.1);
    opacity: 0;
    transition: var(--transition);
}

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

.item-img:hover .view-text {
    transform: scale(1.1);
}

.view-text {
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.item-info {
    padding: 20px;
}

.item-info h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--text-color);
    line-height: 1.4;
}

.item-meta {
    display: flex;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 13px;
}

.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.03);
    border-radius: 50%;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.page-header p {
    font-size: 16px;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.grid-2, .grid-3 {
    display: grid;
    gap: 24px;
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.card {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08), 0 0 0 1px rgba(232,17,35,0.08);
    border-color: transparent;
}

.card-img {
    height: 200px;
    background-color: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.card-img::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.1);
    opacity: 0;
    transition: var(--transition);
}

.card-img:hover::before {
    opacity: 1;
}

.card-content {
    padding: 24px;
}

.card-title {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.card-text {
    margin-bottom: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 14px;
}

.card-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}

.card-link i {
    margin-left: 5px;
    transition: transform 0.25s;
}

.card-link:hover i {
    transform: translateX(5px);
}

.footer {
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    color: #e2e8f0;
    padding: 60px 0 24px;
    margin-top: auto;
    border-top: 3px solid var(--primary-color);
}

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

.footer-col h4 {
    font-size: 16px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    color: #f1f5f9;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    border-radius: 1px;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    transition: var(--transition);
    display: inline-block;
    font-size: 14px;
    color: #94a3b8;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 14px;
}

.contact-icon {
    width: 34px;
    height: 34px;
    background-color: rgba(255,255,255,0.08);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-size: 14px;
    color: var(--primary-color);
    transition: var(--transition);
}

.contact-item:hover .contact-icon {
    background-color: rgba(232, 17, 35, 0.15);
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.app-item {
    position: relative;
    background-color: rgba(255,255,255,0.06);
    border-radius: var(--border-radius);
    padding: 10px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    transform: scale(0.85);
    transform-origin: center;
    border: 1px solid rgba(255,255,255,0.06);
}

.app-item:hover {
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-2px) scale(0.85);
    border-color: rgba(255,255,255,0.1);
}

.app-item .qrcode {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 120px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-xl);
    padding: 10px;
    display: none;
    z-index: 100;
    margin-bottom: 10px;
}

.app-item:hover .qrcode {
    display: block;
    animation: fadeIn 0.3s ease;
}

.app-icon {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.app-name {
    font-size: 12px;
    color: #94a3b8;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: #64748b;
}

.footer-bottom p {
    margin-bottom: 4px;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal-content {
    background-color: white;
    border-radius: var(--border-radius-xl);
    padding: 32px;
    text-align: center;
    max-width: 450px;
    width: 90%;
    box-shadow: var(--box-shadow-xl);
    position: relative;
}

.modal-title {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
    font-weight: 600;
}

.qrcode-img {
    width: 200px;
    height: 200px;
    background-color: var(--bg-gray);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
}

.modal-desc {
    margin-bottom: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 14px;
}

.close-modal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 28px;
    background-color: var(--primary-color);
    color: white;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    border: none;
}

.close-modal:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(232, 17, 35, 0.3);
}

.login-page {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 50%, #dfe6ed 100%);
    min-height: 100vh;
}

.login-main {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 160px);
    padding: 40px 0;
}

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1000px;
    width: 90%;
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: 0 25px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);
    overflow: hidden;
}

.login-form-container {
    padding: 48px;
}

.login-header {
    text-align: center;
    margin-bottom: 36px;
}

.login-header h2 {
    font-size: 28px;
    color: var(--secondary-color);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 14px;
    color: #374151;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: var(--transition);
    background-color: var(--bg-light);
    color: var(--text-color);
    height: 42px;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 17, 35, 0.1), 0 1px 3px rgba(0,0,0,0.06);
    background-color: white;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-secondary);
}

.checkbox-label input {
    margin-right: 8px;
    accent-color: var(--primary-color);
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 13px;
}

.forgot-password:hover {
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    margin-bottom: 20px;
}

.login-divider {
    text-align: center;
    position: relative;
    margin: 28px 0;
    color: var(--text-muted);
    font-size: 13px;
}

.login-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-light);
    z-index: 1;
}

.login-divider span {
    background: white;
    padding: 0 16px;
    position: relative;
    z-index: 2;
}

.social-login {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
    font-size: 13px;
}

.social-btn:hover {
    background: var(--bg-light);
    border-color: var(--border-color);
}

.social-btn i {
    margin-right: 8px;
    font-size: 16px;
}

.wechat-btn:hover {
    border-color: #09bb07;
    color: #09bb07;
}

.qq-btn:hover {
    border-color: #12b7f5;
    color: #12b7f5;
}

.register-link {
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
}

.register-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.register-link a:hover {
    text-decoration: underline;
}

.login-info {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 48px;
    display: flex;
    align-items: center;
}

.info-content h3 {
    font-size: 24px;
    margin-bottom: 28px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}

.feature-list li i {
    font-size: 20px;
    margin-right: 14px;
    margin-top: 3px;
}

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

.feature-list p {
    opacity: 0.85;
    font-size: 13px;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 14px;
}

table thead th {
    background-color: #f8f9fb;
    padding: 12px 16px;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 13px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
    white-space: nowrap;
}

table thead th:first-child {
    border-radius: var(--border-radius) 0 0 0;
}

table thead th:last-child {
    border-radius: 0 var(--border-radius) 0 0;
}

table tbody tr {
    transition: var(--transition-fast);
}

table tbody tr:nth-child(even) {
    background-color: var(--bg-light);
}

table tbody tr:hover {
    background-color: var(--primary-light);
}

table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-color);
}

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

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--border-radius);
    background: white;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.06);
    min-width: 300px;
    max-width: 420px;
    pointer-events: auto;
    animation: toastSlideIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 4px solid var(--info-color);
    position: relative;
    overflow: hidden;
}

.toast-item.toast-success { border-left-color: var(--success-color); }
.toast-item.toast-error { border-left-color: var(--danger-color); }
.toast-item.toast-warning { border-left-color: var(--warning-color); }
.toast-item.toast-info { border-left-color: var(--info-color); }

.toast-item .toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.toast-success .toast-icon { color: var(--success-color); }
.toast-error .toast-icon { color: var(--danger-color); }
.toast-warning .toast-icon { color: var(--warning-color); }
.toast-info .toast-icon { color: var(--info-color); }

.toast-item .toast-message {
    flex: 1;
    font-size: 14px;
    color: var(--text-color);
    line-height: 1.5;
}

.toast-item .toast-close {
    background: none;
    border: none;
    font-size: 16px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.toast-item .toast-close:hover {
    color: var(--text-color);
}

.toast-item .toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    border-radius: 0 0 0 var(--border-radius);
    animation: toastProgress linear forwards;
}

.toast-success .toast-progress { background: var(--success-color); }
.toast-error .toast-progress { background: var(--danger-color); }
.toast-warning .toast-progress { background: var(--warning-color); }
.toast-info .toast-progress { background: var(--info-color); }

.toast-item.toast-removing {
    animation: toastSlideOut 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes toastSlideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes toastSlideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

@keyframes toastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 5000;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: modalOverlayIn 0.25s ease;
}

.modal-overlay.active {
    display: flex;
}

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

.modal-dialog {
    background: white;
    border-radius: var(--border-radius-xl);
    width: 480px;
    max-width: 90vw;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0,0,0,0.15), 0 8px 20px rgba(0,0,0,0.08);
    animation: modalDialogIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    flex-direction: column;
}

@keyframes modalDialogIn {
    from { transform: scale(0.9) translateY(20px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-dialog .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-light);
}

.modal-dialog .modal-header h3 {
    font-size: 18px;
    color: var(--text-color);
    font-weight: 600;
}

.modal-dialog .modal-header .modal-close-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: var(--bg-gray);
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.modal-dialog .modal-header .modal-close-btn:hover {
    background: var(--bg-dark);
    color: var(--text-color);
}

.modal-dialog .modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
    font-size: 14px;
    color: var(--text-color);
    line-height: 1.6;
}

.modal-dialog .modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
}

.modal-dialog .modal-footer .btn {
    min-width: 80px;
}

.modal-dialog .modal-confirm-icon {
    text-align: center;
    margin-bottom: 16px;
}

.modal-dialog .modal-confirm-icon i {
    font-size: 48px;
    color: var(--warning-color);
}

.modal-dialog .modal-confirm-message {
    text-align: center;
    font-size: 15px;
    color: var(--text-color);
    line-height: 1.6;
}

.date-picker-wrapper {
    position: relative;
    display: inline-block;
}

.date-picker-popup {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-xl);
    border: 1px solid var(--border-light);
    z-index: 6000;
    padding: 16px;
    width: 300px;
    animation: fadeIn 0.2s ease;
}

.date-picker-popup .dp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.date-picker-popup .dp-header .dp-nav {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: var(--bg-gray);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    font-size: 14px;
}

.date-picker-popup .dp-header .dp-nav:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.date-picker-popup .dp-header .dp-title {
    font-weight: 600;
    font-size: 15px;
    color: var(--text-color);
    cursor: pointer;
    padding: 4px 12px;
    border-radius: 6px;
    transition: var(--transition-fast);
}

.date-picker-popup .dp-header .dp-title:hover {
    background: var(--bg-gray);
}

.date-picker-popup .dp-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    margin-bottom: 8px;
}

.date-picker-popup .dp-weekdays span {
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    padding: 6px 0;
}

.date-picker-popup .dp-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}

.date-picker-popup .dp-days .dp-day {
    text-align: center;
    padding: 8px 0;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-color);
    transition: var(--transition-fast);
    border: none;
    background: none;
}

.date-picker-popup .dp-days .dp-day:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.date-picker-popup .dp-days .dp-day.today {
    font-weight: 700;
    color: var(--primary-color);
    border: 1.5px solid var(--primary-color);
}

.date-picker-popup .dp-days .dp-day.selected {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.date-picker-popup .dp-days .dp-day.other-month {
    color: var(--text-muted);
}

.date-picker-popup .dp-months, .date-picker-popup .dp-years {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.date-picker-popup .dp-months button, .date-picker-popup .dp-years button {
    padding: 12px 8px;
    border-radius: 8px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-color);
    transition: var(--transition-fast);
}

.date-picker-popup .dp-months button:hover, .date-picker-popup .dp-years button:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.date-picker-popup .dp-months button.selected, .date-picker-popup .dp-years button.selected {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.file-upload-container {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-light);
    position: relative;
}

.file-upload-container:hover {
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.file-upload-container.dragover {
    border-color: var(--primary-color);
    background: var(--primary-light);
    transform: scale(1.01);
}

.file-upload-container .upload-icon {
    font-size: 36px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.file-upload-container:hover .upload-icon {
    color: var(--primary-color);
}

.file-upload-container .upload-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.file-upload-container .upload-hint {
    font-size: 12px;
    color: var(--text-muted);
}

.file-upload-container input[type="file"] {
    display: none;
}

.file-upload-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.file-upload-preview .preview-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-light);
    background: white;
}

.file-upload-preview .preview-item img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    display: block;
}

.file-upload-preview .preview-item .file-info {
    padding: 8px 12px;
    max-width: 160px;
}

.file-upload-preview .preview-item .file-name {
    font-size: 12px;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-upload-preview .preview-item .file-size {
    font-size: 11px;
    color: var(--text-muted);
}

.file-upload-preview .preview-item .remove-file {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: var(--transition-fast);
}

.file-upload-preview .preview-item .remove-file:hover {
    background: var(--danger-color);
}

.file-upload-progress {
    margin-top: 12px;
}

.file-upload-progress .progress-bar-wrapper {
    height: 6px;
    background: var(--bg-gray);
    border-radius: 3px;
    overflow: hidden;
}

.file-upload-progress .progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    border-radius: 3px;
    transition: width 0.3s ease;
}

.file-upload-progress .progress-text {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
    text-align: right;
}

.custom-select-wrapper {
    position: relative;
    display: inline-block;
    min-width: 200px;
}

.custom-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-light);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    color: var(--text-color);
    min-height: 42px;
}

.custom-select-trigger:hover {
    border-color: var(--primary-color);
}

.custom-select-trigger.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 17, 35, 0.08);
}

.custom-select-trigger .placeholder {
    color: var(--text-muted);
}

.custom-select-trigger .selected-values {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    flex: 1;
}

.custom-select-trigger .selected-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.custom-select-trigger .selected-tag .tag-remove {
    cursor: pointer;
    font-size: 10px;
    opacity: 0.7;
    transition: var(--transition-fast);
}

.custom-select-trigger .selected-tag .tag-remove:hover {
    opacity: 1;
}

.custom-select-trigger .arrow {
    color: var(--text-muted);
    font-size: 12px;
    transition: transform 0.25s;
    flex-shrink: 0;
    margin-left: 8px;
}

.custom-select-trigger.active .arrow {
    transform: rotate(180deg);
}

.custom-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    border: 1px solid var(--border-light);
    z-index: 6000;
    max-height: 240px;
    overflow: hidden;
    display: none;
    animation: fadeIn 0.2s ease;
}

.custom-select-dropdown.active {
    display: block;
}

.custom-select-dropdown .select-search {
    padding: 8px;
    border-bottom: 1px solid var(--border-light);
}

.custom-select-dropdown .select-search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    outline: none;
    transition: var(--transition-fast);
}

.custom-select-dropdown .select-search input:focus {
    border-color: var(--primary-color);
}

.custom-select-dropdown .select-options {
    max-height: 200px;
    overflow-y: auto;
}

.custom-select-dropdown .select-option {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-color);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.custom-select-dropdown .select-option:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.custom-select-dropdown .select-option.selected {
    background: var(--primary-light);
    color: var(--primary-color);
    font-weight: 500;
}

.custom-select-dropdown .select-option .check-icon {
    margin-left: auto;
    font-size: 12px;
}

.custom-select-dropdown .select-option.disabled {
    color: var(--text-muted);
    cursor: not-allowed;
}

.custom-select-dropdown .no-results {
    padding: 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

.pagination-container {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    padding: 16px 0;
    flex-wrap: wrap;
}

.pagination-container .page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: white;
    color: var(--text-color);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
}

.pagination-container .page-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: var(--primary-light);
}

.pagination-container .page-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(232, 17, 35, 0.25);
}

.pagination-container .page-btn.disabled {
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.pagination-container .page-btn.disabled:hover {
    border-color: var(--border-color);
    color: var(--text-muted);
    background: white;
}

.pagination-container .page-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    color: var(--text-muted);
    font-size: 14px;
}

.pagination-container .page-jump {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.pagination-container .page-jump input {
    width: 50px;
    height: 36px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: var(--transition-fast);
}

.pagination-container .page-jump input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 17, 35, 0.08);
}

.pagination-container .page-info {
    font-size: 13px;
    color: var(--text-muted);
    margin-left: 12px;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .slide-content h2 {
        font-size: 36px;
    }

    .section-title h2 {
        font-size: 24px;
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container { height: 56px; }

    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        box-shadow: var(--box-shadow-lg);
        padding: 16px 0;
        z-index: 999;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 0;
        text-align: center;
    }

    .nav-links a {
        padding: 14px 16px;
        display: block;
        border-radius: 0;
    }

    .nav-links a::after {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .login-buttons, .user-buttons {
        display: none !important;
    }
    #authButtons {
        display: none !important;
    }
    #authButtons.mobile-show {
        display: flex !important;
        flex-direction: column;
        width: 100%;
        padding: 10px 0;
    }
    #authButtons.mobile-show .login-buttons,
    #authButtons.mobile-show .user-buttons {
        display: flex !important;
        flex-direction: column;
        width: 100%;
    }
    #authButtons.mobile-show .login-btn {
        margin: 4px 0;
        text-align: center;
    }

    .banner {
        height: 300px;
        margin-bottom: 30px;
    }

    .slide-content h2 {
        font-size: 24px;
    }

    .slide-content p {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .slide-content .btn {
        padding: 8px 20px;
        font-size: 14px;
    }

    .services {
        padding: 40px 0;
    }

    .service-tabs, .tab-buttons {
        flex-direction: column;
        border-radius: var(--border-radius);
    }

    .tab-btn {
        margin: 3px 0;
        border-radius: 6px;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .section-title h2 {
        font-size: 22px;
    }

    .section-title p {
        font-size: 14px;
    }

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

    .list-section {
        padding: 40px 0;
    }

    .list-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .list-header h3 {
        margin-bottom: 12px;
        font-size: 20px;
    }

    .item-list {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .login-container {
        grid-template-columns: 1fr;
    }

    .login-info {
        display: none;
    }

    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }

    .page-header {
        padding: 40px 0;
    }

    .page-header h1 {
        font-size: 28px;
    }

    .page-header p {
        font-size: 15px;
    }

    .toast-container {
        top: 10px;
        right: 10px;
        left: 10px;
    }

    .toast-item {
        min-width: auto;
        max-width: 100%;
    }

    .modal-dialog {
        max-width: 95vw;
        margin: 16px;
    }

    .date-picker-popup {
        width: calc(100vw - 40px);
        left: 50%;
        transform: translateX(-50%);
    }

    .pagination-container {
        justify-content: center;
    }

    .pagination-container .page-jump,
    .pagination-container .page-info {
        display: none;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 10px;
    }

    .container .logo h1 {
        display: none;
    }

    .container .login-buttons .login-btn {
        padding: 8px 8px;
        margin-left: 5px;
        border-radius: 6px;
        font-size: 12px;
        cursor: pointer;
        text-align: center;
    }

    .banner {
        height: 400px;
    }

    .slide-content h2 {
        font-size: 24px;
    }

    .section-title h2 {
        font-size: 22px;
    }

    .item-list {
        grid-template-columns: 1fr;
    }

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

    .page-header h1 {
        font-size: 28px;
    }

    .page-header p {
        font-size: 14px;
    }
}

.detail-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    padding: 24px;
    border: 1px solid var(--border-light);
}

.detail-card .info-row {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
    align-items: baseline;
}

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

.detail-card .info-label {
    width: 120px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
    flex-shrink: 0;
}

.detail-card .info-value {
    flex: 1;
    font-size: 14px;
    color: var(--text-color);
}

.img-cover {
    border-radius: 8px;
    object-fit: cover;
    transition: var(--transition);
}

.img-cover:hover {
    transform: scale(1.03);
}

html { scroll-behavior: smooth; }

::selection { background: rgba(232,17,35,0.15); color: #1f2937; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }