/* ============================================
   壹品网络 (8google.net) - 主站样式
   AI 驱动的专业外贸建站与网络推广
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #3b82f6;
    --color-accent: #f59e0b;
    --color-accent-dark: #d97706;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-dark: #0f172a;
    --color-bg-dark-alt: #1e293b;
    --color-text: #1e293b;
    --color-text-secondary: #64748b;
    --color-text-light: #94a3b8;
    --color-text-on-dark: #e2e8f0;
    --color-text-on-dark-secondary: #94a3b8;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    --color-success: #10b981;
    --color-card-bg: #ffffff;
    --color-card-shadow: rgba(0, 0, 0, 0.08);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-max: 1200px;
    --nav-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- 导航栏 ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    color: var(--color-text);
}

.nav-logo img {
    border-radius: 8px;
}

.logo-text {
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.06);
}

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

.nav-cta.active {
    background: var(--color-primary-dark) !important;
}

.nav-cta {
    background: var(--color-primary) !important;
    color: white !important;
    font-weight: 600 !important;
    margin-left: 8px;
}

.nav-cta:hover {
    background: var(--color-primary-dark) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    padding-bottom: 80px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 40%, #0f172a 100%);
    overflow: hidden;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

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

.hero-bg-glow::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, rgba(37, 99, 235, 0.1) 40%, transparent 70%);
    border-radius: 50%;
    animation: floatGlow1 8s ease-in-out infinite;
}

.hero-bg-glow::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.25) 0%, rgba(124, 58, 237, 0.08) 40%, transparent 70%);
    border-radius: 50%;
    animation: floatGlow2 10s ease-in-out infinite;
}

@keyframes floatGlow1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 20px) scale(1.1); }
}

@keyframes floatGlow2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -30px) scale(1.15); }
}

/* Floating particles */
.hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(99, 179, 255, 0.5);
    border-radius: 50%;
    animation: floatParticle linear infinite;
}

.hero-particle:nth-child(1) { left: 10%; top: 20%; animation-duration: 12s; animation-delay: 0s; width: 4px; height: 4px; }
.hero-particle:nth-child(2) { left: 25%; top: 60%; animation-duration: 15s; animation-delay: 2s; }
.hero-particle:nth-child(3) { left: 45%; top: 30%; animation-duration: 18s; animation-delay: 4s; width: 2px; height: 2px; }
.hero-particle:nth-child(4) { left: 65%; top: 70%; animation-duration: 14s; animation-delay: 1s; background: rgba(167, 139, 250, 0.5); }
.hero-particle:nth-child(5) { left: 80%; top: 40%; animation-duration: 16s; animation-delay: 3s; width: 5px; height: 5px; }
.hero-particle:nth-child(6) { left: 90%; top: 80%; animation-duration: 20s; animation-delay: 5s; background: rgba(167, 139, 250, 0.4); }
.hero-particle:nth-child(7) { left: 5%; top: 85%; animation-duration: 13s; animation-delay: 6s; }
.hero-particle:nth-child(8) { left: 55%; top: 15%; animation-duration: 17s; animation-delay: 7s; width: 2px; height: 2px; background: rgba(167, 139, 250, 0.6); }
.hero-particle:nth-child(9) { left: 35%; top: 90%; animation-duration: 11s; animation-delay: 8s; }
.hero-particle:nth-child(10) { left: 75%; top: 10%; animation-duration: 19s; animation-delay: 9s; width: 4px; height: 4px; }

@keyframes floatParticle {
    0% { transform: translateY(0) translateX(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-200px) translateX(40px); opacity: 0; }
}

.hero-container {
    position: relative;
    text-align: center;
    max-width: 860px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.1);
    animation: fadeInUp 0.6s ease-out;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

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

.hero-title {
    font-size: clamp(36px, 5.5vw, 64px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: #ffffff;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 50%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 19px);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.65);
    max-width: 640px;
    margin: 0 auto 48px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hide-mobile {
    display: inline;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 48px;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.stat-item {
    padding: 0 32px;
    text-align: center;
}

.stat-number {
    font-size: 40px;
    font-weight: 800;
    color: #60a5fa;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.stat-suffix {
    font-size: 24px;
    font-weight: 700;
    color: #60a5fa;
}

.stat-label {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: rgba(255, 255, 255, 0.12);
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.5s both;
}

.hero-trust > span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
}

.trust-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.trust-tags span {
    padding: 4px 14px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
}

.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--color-text-light);
    border-bottom: 2px solid var(--color-text-light);
    transform: rotate(45deg);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.5; }
    50% { transform: rotate(45deg) translateY(8px); opacity: 1; }
}

/* ---------- 通用 Section ---------- */
.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--color-bg-dark);
    color: var(--color-text-on-dark);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(37, 99, 235, 0.08);
    color: var(--color-primary);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-dark .section-tag {
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-primary-light);
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 17px;
    color: var(--color-text-secondary);
    max-width: 560px;
    margin: 0 auto;
}

.section-dark .section-desc {
    color: var(--color-text-on-dark-secondary);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
    white-space: nowrap;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

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

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn-block { width: 100%; }

/* Hero 深色背景下的 outline 按钮 */
.hero .btn-outline {
    border-color: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.hero .btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

/* ---------- 服务卡片 ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    padding: 36px 32px;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(37, 99, 235, 0.02) 100%);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.service-card > p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    font-size: 13px;
    color: var(--color-text-secondary);
    padding-left: 20px;
    position: relative;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 7px;
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
}

/* ---------- 优势卡片 ---------- */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-card {
    padding: 40px 32px;
    background: var(--color-bg-dark-alt);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.advantage-card:hover {
    background: rgba(37, 99, 235, 0.08);
    border-color: rgba(37, 99, 235, 0.2);
}

.adv-number {
    font-size: 48px;
    font-weight: 900;
    color: rgba(37, 99, 235, 0.15);
    letter-spacing: -0.05em;
    line-height: 1;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text-on-dark);
}

.advantage-card p {
    font-size: 14px;
    color: var(--color-text-on-dark-secondary);
    line-height: 1.8;
}

/* ---------- 案例展示 ---------- */
.cases-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.case-card {
    display: block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.case-featured {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
}

.case-featured:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.case-browser-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ef4444;
}

.browser-dots span:nth-child(2) { background: #f59e0b; }
.browser-dots span:nth-child(3) { background: #22c55e; }

.browser-url {
    font-size: 12px;
    color: var(--color-text-light);
    font-family: 'SF Mono', monospace;
}

.case-screenshot {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.screenshot-placeholder {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.screenshot-placeholder svg {
    margin: 0 auto 12px;
    opacity: 0.4;
}

.screenshot-placeholder span {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
}

.screenshot-placeholder small {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

.case-info {
    padding: 32px;
}

.case-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(37, 99, 235, 0.08);
    color: var(--color-primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 16px;
}

.case-info h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

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

.case-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.case-tags span {
    padding: 4px 12px;
    background: var(--color-bg-alt);
    border-radius: 100px;
    font-size: 12px;
    color: var(--color-text-secondary);
}

.case-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    transition: var(--transition);
}

.case-link:hover { gap: 10px; }

.case-more {
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, #eef2ff 100%);
    border: 2px dashed var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100%;
    cursor: pointer;
}

.case-more:hover {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
}

.case-more-inner {
    text-align: center;
    padding: 40px;
}

.case-more-icon {
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.case-more h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-text);
}

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

/* ---------- 对比表格 ---------- */
.compare-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.compare-table thead {
    background: rgba(37, 99, 235, 0.1);
}

.compare-table th {
    padding: 18px 24px;
    text-align: left;
    font-weight: 600;
    color: var(--color-text-on-dark);
    white-space: nowrap;
}

.compare-table th:not(:first-child) {
    text-align: center;
}

.th-win {
    color: var(--color-primary-light) !important;
}

.win-badge {
    display: inline-block;
    padding: 2px 10px;
    background: var(--color-primary);
    color: white;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    margin-left: 8px;
    vertical-align: middle;
}

.compare-table td {
    padding: 16px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-on-dark-secondary);
}

.compare-table td:not(:first-child) {
    text-align: center;
}

.td-win {
    color: var(--color-success) !important;
    font-weight: 600;
}

.compare-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ---------- 时间线 ---------- */
.timeline {
    position: relative;
    max-width: 720px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-border) 100%);
}

.timeline-item {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-marker {
    flex-shrink: 0;
    width: 58px;
    text-align: center;
    padding-top: 4px;
}

.timeline-day {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.08);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
}

.timeline-label {
    font-size: 11px;
    color: var(--color-text-light);
}

.timeline-content {
    flex: 1;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    transition: var(--transition);
}

.timeline-content:hover {
    box-shadow: var(--shadow-md);
}

.timeline-content h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 16px;
}

.timeline-content ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.timeline-content li {
    font-size: 14px;
    color: var(--color-text-secondary);
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.timeline-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 600;
}

.process-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    max-width: 720px;
    margin: 48px auto 0;
    padding: 20px 24px;
    background: rgba(37, 99, 235, 0.04);
    border: 1px solid rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: 14px;
}

.process-note svg {
    flex-shrink: 0;
    color: var(--color-primary);
    margin-top: 2px;
}

/* ---------- 定价卡片 ---------- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.pricing-card {
    background: var(--color-bg-dark-alt);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    border-color: rgba(37, 99, 235, 0.3);
    transform: translateY(-4px);
}

.pricing-popular {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.1) 0%, var(--color-bg-dark-alt) 100%);
    transform: scale(1.04);
    box-shadow: 0 0 40px rgba(37, 99, 235, 0.15);
}

.pricing-popular:hover {
    transform: scale(1.04) translateY(-4px);
}

.popular-badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 24px;
    background: var(--color-primary);
    color: white;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.pricing-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-on-dark);
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    margin-bottom: 8px;
}

.price-currency {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
}

.price-amount {
    font-size: 48px;
    font-weight: 900;
    color: var(--color-accent);
    letter-spacing: -0.03em;
    line-height: 1;
}

.price-period {
    font-size: 14px;
    color: var(--color-text-on-dark-secondary);
    font-weight: 400;
}

.pricing-desc {
    font-size: 14px;
    color: var(--color-text-on-dark-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pricing-features li {
    font-size: 14px;
    color: var(--color-text-on-dark-secondary);
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.pricing-features li.included::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
}

.pricing-card .btn-outline {
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--color-text-on-dark);
}

.pricing-card .btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    background: rgba(37, 99, 235, 0.1);
}

.pricing-card .btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.pricing-note {
    text-align: center;
    margin-top: 32px;
    font-size: 14px;
    color: var(--color-text-on-dark-secondary);
}

/* ---------- FAQ ---------- */
.faq-list {
    max-width: 760px;
    margin: 0 auto;
}

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

.faq-item:first-child {
    border-top: 1px solid var(--color-border);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
    transition: var(--transition);
}

.faq-question:hover { color: var(--color-primary); }

.faq-icon {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--color-text-light);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-inner {
    padding-bottom: 24px;
}

.faq-answer p, .faq-answer ol, .faq-answer ul {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

.faq-answer ol, .faq-answer ul {
    padding-left: 20px;
}

/* ---------- 联系区域 ---------- */
.section-contact {
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
    align-items: start;
}

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

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.06);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-card h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 2px;
}

.contact-card p {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
}

.wechat-qr-inline {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    margin-top: 8px;
    border: 1px solid var(--color-border);
}

.footer-qr {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    margin-top: 8px;
    border: 1px solid rgba(255,255,255,0.15);
    opacity: 0.85;
    transition: opacity 0.3s;
}

.footer-qr:hover {
    opacity: 1;
}

/* ---------- 表单 ---------- */
.contact-form-wrap {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 28px;
    text-align: center;
}

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-light);
}

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

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

/* ---------- Footer ---------- */
.footer {
    background: var(--color-bg-dark);
    padding: 64px 0 32px;
    color: var(--color-text-on-dark-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    margin-top: 16px;
    color: var(--color-text-on-dark-secondary);
    max-width: 280px;
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-text-on-dark);
    margin-bottom: 20px;
}

.footer-links a,
.footer-links p {
    display: block;
    font-size: 13px;
    color: var(--color-text-on-dark-secondary);
    margin-bottom: 12px;
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    text-align: center;
    font-size: 13px;
}

.footer-bottom a { color: var(--color-primary-light); }
.footer-bottom a:hover { text-decoration: underline; }

/* ---------- 移动端悬浮 CTA ---------- */
.mobile-cta {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--color-border);
    z-index: 999;
}

.mobile-cta .btn {
    width: 100%;
}

/* ---------- 动画 ---------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-popular { transform: scale(1); }
    .pricing-popular:hover { transform: translateY(-4px); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

@media (max-width: 768px) {
    :root { --nav-height: 64px; }
    .container { padding: 0 20px; }

    /* 导航移动端 */
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 12px 16px 20px;
        gap: 4px;
        box-shadow: 0 8px 32px rgba(0,0,0,0.10);
        border-top: 1px solid var(--color-border);
        z-index: 999;
    }

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

    .nav-link {
        width: 100%;
        padding: 12px 16px;
        font-size: 15px;
        text-align: left;
        border-radius: var(--radius-sm);
    }

    .nav-cta { margin-left: 0 !important; margin-top: 8px; }

    .nav-toggle { display: flex; }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .nav-toggle.active span:nth-child(2) { opacity: 0; }
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    /* Hero */
    .hero { min-height: auto; padding-top: calc(var(--nav-height) + 40px); padding-bottom: 60px; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .stat-divider { width: 48px; height: 1px; }
    .stat-item { padding: 0; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hide-mobile { display: none; }

    /* Section */
    .section { padding: 64px 0; }
    .section-header { margin-bottom: 40px; }

    /* Grid */
    .services-grid { grid-template-columns: 1fr; }
    .advantages-grid { grid-template-columns: 1fr; }
    .cases-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }

    /* Timeline */
    .timeline::before { left: 20px; }
    .timeline-marker { width: 42px; }
    .timeline-item { gap: 20px; }
    .timeline-content { padding: 20px; }

    /* Form */
    .contact-form-wrap { padding: 24px; }
    .form-row { grid-template-columns: 1fr; }

    /* Pricing */
    .price-amount { font-size: 40px; }

    /* Mobile CTA */
    .mobile-cta { display: block; }
    .footer { padding-bottom: 80px; }

    /* Case more */
    .case-more { min-height: 240px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 32px; }
    .stat-number { font-size: 32px; }
    .section-title { font-size: 26px; }
    .hero-trust { flex-direction: column; align-items: center; }
}

/* ============================================
   多页面补充样式
   ============================================ */

/* ---------- 页面 Banner ---------- */
.page-banner {
    padding: calc(var(--nav-height) + 60px) 0 60px;
    background: linear-gradient(180deg, #1e3a5f 0%, #2d4a6f 100%);
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%);
    pointer-events: none;
}

.breadcrumb {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 16px;
}

.breadcrumb a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

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

.page-banner h1 {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: white;
    margin-bottom: 16px;
}

.page-banner p {
    font-size: 17px;
    color: rgba(255,255,255,0.65);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 100%);
    text-align: center;
    color: white;
}

.cta-banner h2 {
    font-size: clamp(24px, 3.5vw, 36px);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-banner p {
    font-size: 17px;
    opacity: 0.85;
    margin-bottom: 32px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.cta-banner .btn-outline {
    border-color: rgba(255,255,255,0.5);
    color: #ffffff !important;
    background: transparent;
}

/* CTA Banner 主按钮 - 白底蓝字 */
.cta-banner .btn-primary {
    background: #ffffff !important;
    color: var(--color-primary) !important;
    border-color: #ffffff !important;
}

.cta-banner .btn-outline:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.7) !important;
    color: #ffffff !important;
    transform: translateY(-2px);
}

/* CTA Banner 主按钮 hover - 保持白底 */
.cta-banner .btn-primary:hover {
    background: #f0f0f0 !important;
    color: var(--color-primary-dark) !important;
    border-color: #f0f0f0 !important;
}

/* ---------- 服务详情 ---------- */
.service-detail {
    padding: 60px 0;
    border-bottom: 1px solid var(--color-border);
}

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

.service-detail-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    align-items: start;
}

.service-detail-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.06);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    flex-shrink: 0;
}

.service-detail h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.service-detail > .container > p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
    max-width: 800px;
}

.service-detail-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.service-detail-list li {
    font-size: 14px;
    color: var(--color-text-secondary);
    padding-left: 24px;
    position: relative;
    line-height: 1.6;
}

.service-detail-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
}

.service-detail .service-detail-grid { margin-top: 24px; }

/* ---------- 核心价值观 ---------- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.value-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.value-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.value-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

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

/* ---------- 关于页面 ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.about-text h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.about-text p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-image {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #e0e7ff 0%, #f0f5ff 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 48px;
    font-weight: 800;
}

/* ---------- 营业时间 ---------- */
.business-hours {
    padding: 24px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.business-hours h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
}

.business-hours ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.business-hours li {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--color-text-secondary);
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border-light);
}

.business-hours li:last-child { border-bottom: none; }

.business-hours li span:last-child {
    font-weight: 600;
    color: var(--color-text);
}

/* ---------- 优势亮色卡片 ---------- */
.advantages-light-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-light-card {
    padding: 36px;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.advantage-light-card .adv-number {
    color: rgba(37, 99, 235, 0.12);
}

.advantage-light-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
}

.advantage-light-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ---------- 服务卡片 link ---------- */
.service-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 16px;
    transition: var(--transition);
}

.service-card .card-link:hover { gap: 10px; }

/* ---------- 响应式补充 ---------- */
@media (max-width: 1024px) {
    .values-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-light-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .page-banner { padding: calc(var(--nav-height) + 40px) 0 40px; }
    .service-detail-grid { grid-template-columns: 1fr; }
    .service-detail-list { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: 1fr; }
    .advantages-light-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .cta-banner { padding: 60px 0; }
}

/* ============================================
   博客样式
   ============================================ */

/* 博客卡片网格 */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.blog-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

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

.blog-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.blog-card-thumb {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.blog-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card-body {
    padding: 28px;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.blog-tag {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    background: rgba(37, 99, 235, 0.08);
    color: var(--color-primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
}

.blog-card-meta time {
    font-size: 13px;
    color: var(--color-text-light);
}

.blog-card h2 {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
    color: var(--color-text);
    transition: var(--transition);
}

.blog-card:hover h2 {
    color: var(--color-primary);
}

.blog-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    transition: var(--transition);
}

.blog-card:hover .blog-read-more {
    gap: 10px;
}

/* 文章详情页 */
.blog-article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.page-banner .blog-article-meta time {
    color: rgba(255,255,255,0.5);
}

.blog-article-section {
    background: #fff;
}

.blog-article-container {
    max-width: 780px;
    margin: 0 auto;
    padding: 60px 0;
}

.blog-article-section h2 {
    font-size: 26px;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.blog-article-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin-top: 36px;
    margin-bottom: 14px;
    color: var(--color-text);
}

.blog-article-section p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.blog-article-section ul,
.blog-article-section ol {
    padding-left: 0;
    list-style: none;
    margin-bottom: 20px;
}

.blog-article-section li {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-secondary);
    padding-left: 24px;
    position: relative;
    margin-bottom: 8px;
}

.blog-article-section ul li::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 11px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

.blog-article-section ol {
    counter-reset: article-ol;
}

.blog-article-section ol li {
    counter-increment: article-ol;
    padding-left: 32px;
}

.blog-article-section ol li::before {
    content: counter(article-ol);
    position: absolute;
    left: 0;
    top: 2px;
    width: 22px;
    height: 22px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-article-section strong {
    color: var(--color-text);
    font-weight: 600;
}

.blog-article-section a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.blog-article-section a:hover {
    color: var(--color-primary-dark);
}

/* 文章底部 */
.blog-article-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.blog-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.blog-tags-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.blog-tag-item {
    padding: 4px 14px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 13px;
    color: var(--color-text-secondary);
}

.blog-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
}

.blog-author-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), #7c3aed);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.blog-author-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
}

.blog-author-desc {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

.blog-nav-links {
    display: flex;
    gap: 16px;
    margin-top: 40px;
}

/* 首页博客预览区 */
.home-blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.home-blog-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 0;
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.home-blog-thumb {
    width: 100%;
    height: 180px;
    overflow: hidden;
}

.home-blog-thumb-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.5s ease;
}

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

.home-blog-card:hover .home-blog-thumb-inner {
    transform: scale(1.05);
}

.home-blog-card .blog-card-meta {
    margin-bottom: 10px;
}

.home-blog-card h3 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 8px;
    color: var(--color-text);
    transition: var(--transition);
    padding: 0 24px;
}

.home-blog-card:hover h3 {
    color: var(--color-primary);
}

.home-blog-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    padding: 0 24px 24px;
    flex: 1;
}

.home-blog-card .blog-card-meta {
    padding: 20px 24px 0;
}

/* 博客响应式 */
@media (max-width: 1024px) {
    .blog-grid { grid-template-columns: 1fr; }
    .home-blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .blog-article-container { padding: 40px 0; }
    .blog-article-section h2 { font-size: 22px; margin-top: 36px; }
    .blog-article-section h3 { font-size: 18px; margin-top: 28px; }
    .blog-nav-links { flex-direction: column; }
    .blog-nav-links .btn { width: 100%; text-align: center; }
    .home-blog-grid { grid-template-columns: 1fr; }
    .home-blog-thumb { height: 160px; }
}

/* 白色背景区域下的定价推荐卡片 - 蓝色高亮 */
.section:not(.section-dark) .pricing-popular {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    border-color: #1d4ed8;
    box-shadow: 0 4px 30px rgba(37, 99, 235, 0.3);
    color: #fff;
}
.section:not(.section-dark) .pricing-popular .pricing-header h3,
.section:not(.section-dark) .pricing-popular .pricing-desc {
    color: rgba(255,255,255,0.9);
}
.section:not(.section-dark) .pricing-popular .price-amount,
.section:not(.section-dark) .pricing-popular .price-currency {
    color: #fbbf24 !important;
}
.section:not(.section-dark) .pricing-popular .pricing-features li {
    color: rgba(255,255,255,0.85);
    border-color: rgba(255,255,255,0.15);
}
.section:not(.section-dark) .pricing-popular .pricing-features li::before {
    color: #93c5fd !important;
}
.section:not(.section-dark) .pricing-popular .popular-badge {
    background: #fbbf24;
    color: #1e293b;
}
.section:not(.section-dark) .pricing-popular .pricing-header {
    border-bottom-color: rgba(255,255,255,0.2);
}

/* ---------- 博客分页 ---------- */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin-top: 50px;
    padding-bottom: 10px;
}

.blog-pagination .page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: #fff;
    color: var(--color-text);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

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

.blog-pagination .page-btn.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.blog-pagination .page-btn.disabled {
    opacity: 0.4;
    pointer-events: none;
}

@media (max-width: 768px) {
    .blog-pagination { gap: 4px; }
    .blog-pagination .page-btn { min-width: 36px; height: 36px; font-size: 13px; padding: 0 8px; }
}