/* ========================================
   认证通数智管控平台 - 全局样式
   设计风格：高端大气、专业商务、简洁规整
   主色调：金色奢华风（基于Logo）
   ======================================== */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 主色调 - 奢华金色系（基于Logo） */
    --gold-primary: #c9a227;
    --gold-light: #e8d179;
    --gold-dark: #a08220;
    --gold-gradient-start: #d4af37;
    --gold-gradient-end: #b8860b;
    
    /* 辅助色 - 深色系 */
    --black-gold: #2d2d2d;
    --charcoal: #2d2d2d;
    --dark-navy: #2d2d2d;
    
    /* 点缀色 */
    --accent-gold: #d4af37;
    --accent-green: #15803d;
    --accent-bronze: #cd7f32;
    --accent-warm-orange: #c97030;
    --accent-warm-yellow: #e8b84a;
    
    /* 功能模块色 */
    --consultant-color: #c9a227;
    --certifier-color: #cd7f32;
    --enterprise-color: #b8860b;
    
    /* 中性色 */
    --text-primary: #2d2d2d;
    --text-secondary: #2d2d2d;
    --text-muted: #6b6b6b;
    --text-light: #ffffff;
    --bg-light: #faf8f3;
    --bg-cream: #f5f0e6;
    --bg-white: #ffffff;
    --border-color: #e8e0d0;
    --border-gold: #d4af37;
    
    /* 字体 */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* 阴影 - 奢华感 */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.15);
    --shadow-gold: 0 4px 20px rgba(201, 162, 39, 0.3);
    
    /* 圆角 */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-cream);
    line-height: 1.6;
    background-image: linear-gradient(135deg, #faf8f3 0%, #f5f0e6 100%);
    min-height: 100vh;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   顶部导航 - 奢华黑金风格
   ======================================== */
.header {
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--charcoal) 50%, var(--black-gold) 100%);
    color: white;
    padding: 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 3px solid var(--gold-primary);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img, .logo-img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
    background-color: transparent !important;
    background: transparent !important;
    mix-blend-mode: normal;
    border-radius: 4px;
    padding: 2px;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
}

/* 动态视频Logo */
.video-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
    border-radius: 6px;
    filter: drop-shadow(0 2px 6px rgba(201,162,39,0.3));
    pointer-events: none;
}

/* ===== 纯CSS旋转球体Logo ===== */
.logo-sphere-wrapper {
    perspective: 300px;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}
.sphere-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 35% 28%, rgba(255,243,180,0.9) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, #f5d76e 0%, #d4a017 30%, #c9a227 55%, #8b6f1e 80%, #5a4510 100%);
    box-shadow:
        0 0 12px rgba(201,162,39,0.5),
        0 0 25px rgba(201,162,39,0.2),
        inset 0 -4px 10px rgba(0,0,0,0.35),
        inset 0 4px 10px rgba(255,255,220,0.35);
    animation: sphere-spin 4s linear infinite, sphere-glow 2.5s ease-in-out infinite alternate;
    transform-style: preserve-3d;
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
}
/* 球体表面高光条带 - 增强3D感 */
.sphere-logo::after {
    content: '';
    position: absolute;
    top: 15%;
    left: 20%;
    width: 35%;
    height: 55%;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255,255,255,0.35) 0%, transparent 70%);
    pointer-events: none;
}
/* 球体旋转 */
@keyframes sphere-spin {
    0%   { transform: rotateY(0deg)   rotateX(0deg); }
    25%  { transform: rotateY(90deg)  rotateX(8deg); }
    50%  { transform: rotateY(180deg) rotateX(0deg); }
    75%  { transform: rotateY(270deg) rotateX(-8deg); }
    100% { transform: rotateY(360deg) rotateX(0deg); }
}
/* 球体呼吸发光 */
@keyframes sphere-glow {
    0%   { box-shadow: 0 0 12px rgba(201,162,39,0.5), 0 0 25px rgba(201,162,39,0.2), inset 0 -4px 10px rgba(0,0,0,0.35), inset 0 4px 10px rgba(255,255,220,0.35); }
    100% { box-shadow: 0 0 18px rgba(201,162,39,0.7), 0 0 35px rgba(201,162,39,0.35), inset 0 -4px 10px rgba(0,0,0,0.35), inset 0 4px 10px rgba(255,255,220,0.35); }
}

/* Logo动态效果 - 轻微悬浮呼吸 */
.spinning-logo,
.video-logo {
    animation: logo-float 3s ease-in-out infinite;
}

@keyframes logo-float {
    0%, 100% { transform: translateY(0px); filter: drop-shadow(0 2px 4px rgba(201,162,39,0.4)); }
    50% { transform: translateY(-3px); filter: drop-shadow(0 6px 12px rgba(201,162,39,0.6)); }
}

/* 标语横幅 */
.slogan-banner {
    text-align: center;
    padding: 16px 0 8px 0;
}

.slogan-text {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 8px;
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 40%, var(--gold-dark) 70%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    position: relative;
    display: inline-block;
}

.slogan-text::before,
.slogan-text::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
}

.slogan-text::before {
    right: 100%;
    margin-right: 16px;
}

.slogan-text::after {
    left: 100%;
    margin-left: 16px;
}

.logo h1 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 2px;
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 50%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.nav {
    display: flex;
    gap: 8px;
}

.nav a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gold-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav a:hover,
.nav a.active {
    color: var(--gold-light);
}

.nav a:hover::before,
.nav a.active::before {
    width: 80%;
}

/* ========================================
   平台介绍 - 奢华金背景
   ======================================== */
.platform-intro {
    background: linear-gradient(135deg, var(--dark-navy) 0%, var(--charcoal) 50%, var(--black-gold) 100%);
    color: white;
    padding: 48px 0 40px 0;
    position: relative;
    overflow: hidden;
}

.platform-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top right, rgba(201, 162, 39, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at bottom left, rgba(201, 162, 39, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.intro-card {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.intro-card h2 {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff 0%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}

.intro-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 24px;
    color: rgba(255, 255, 255, 0.85);
}

.intro-features {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(201, 162, 39, 0.2);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(201, 162, 39, 0.1);
    border-color: rgba(201, 162, 39, 0.4);
    transform: translateY(-3px);
}

.feature-item .icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.feature-item span:last-child {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gold-light);
    letter-spacing: 2px;
}

/* ========================================
   三大入口 - 奢华卡片设计
   ======================================== */
.main-entrances {
    padding: 48px 0 40px 0;
    background: var(--bg-cream);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 50px;
    letter-spacing: 3px;
}

.entrance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 35px;
}

.entrance-grid-four {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.entrance-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 24px 14px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.entrance-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
}

.entrance-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.entrance-card.consultant::before {
    background: linear-gradient(90deg, var(--gold-primary) 0%, var(--gold-light) 100%);
}

.entrance-card.certifier::before {
    background: linear-gradient(90deg, var(--accent-bronze) 0%, #d4a574 100%);
}

.entrance-card.enterprise::before {
    background: linear-gradient(90deg, var(--gold-dark) 0%, var(--gold-primary) 100%);
}

.entrance-card.supply-demand::before {
    background: linear-gradient(90deg, #2563eb 0%, #60a5fa 100%);
}

.entrance-card.personal::before {
    background: linear-gradient(90deg, #059669 0%, #34d399 100%);
}

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

.entrance-card.consultant:hover {
    border-color: var(--gold-primary);
}

.entrance-card.certifier:hover {
    border-color: var(--accent-bronze);
}

.entrance-card.enterprise:hover {
    border-color: var(--gold-dark);
}

.entrance-card.supply-demand:hover {
    border-color: #2563eb;
}

.entrance-card.personal:hover {
    border-color: #059669;
}

.entrance-icon {
    font-size: 2rem;
    margin-bottom: 10px;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

.entrance-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--black-gold);
    letter-spacing: 2px;
}

.entrance-card p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 0.82rem;
    line-height: 1.4;
}

.entrance-features {
    display: flex;
    justify-content: center;
    gap: 5px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.entrance-features span {
    background: linear-gradient(135deg, var(--bg-cream) 0%, #f0ebe0 100%);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    font-weight: 500;
}

.entrance-arrow {
    font-size: 1.4rem;
    color: var(--gold-primary);
    opacity: 0;
    transition: all 0.3s ease;
}

.entrance-card:hover .entrance-arrow {
    opacity: 1;
    transform: translateX(5px);
}

/* ========================================
   平台价值
   ======================================== */
.platform-value {
    padding: 48px 0 40px 0;
    background: linear-gradient(180deg, var(--bg-cream) 0%, var(--bg-light) 100%);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.value-item {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.value-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-primary) 0%, var(--gold-light) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

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

.value-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.value-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.value-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========================================
   页脚
   ======================================== */
.footer {
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--charcoal) 100%);
    color: rgba(255, 255, 255, 0.7);
    padding: 40px 0;
    text-align: center;
    font-size: 0.9rem;
    border-top: 2px solid var(--gold-primary);
}

.footer p {
    letter-spacing: 1px;
}

/* ========================================
   首页访问统计横条
   ======================================== */
.stats-bar {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #1a1a2e 100%);
    padding: 32px 0;
    border-bottom: 2px solid var(--gold-primary);
}

.stats-bar-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stats-bar-label {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.6);
    letter-spacing: 2px;
    font-weight: 500;
}

.stats-bar-cards {
    display: flex;
    gap: 24px;
}

.stats-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 16px 28px;
    min-width: 180px;
    transition: all 0.3s ease;
}

.stats-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--gold-primary);
    transform: translateY(-2px);
}

.stats-card-icon {
    font-size: 2rem;
    line-height: 1;
}

.stats-card-info {
    text-align: left;
}

.stats-card-num {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gold-light);
    line-height: 1.2;
    letter-spacing: 1px;
}

.stats-card-title {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    letter-spacing: 1px;
}

/* 访问量统计（页脚） */
.footer-bottom {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.visit-stats {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.visit-stats strong {
    color: var(--gold-light);
    font-size: 1rem;
    margin: 0 2px;
}

.visit-divider {
    color: rgba(255, 255, 255, 0.2);
}

.visit-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* ========================================
   子页面通用样式
   ======================================== */
.page-header {
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--charcoal) 50%, var(--black-gold) 100%);
    color: white;
    padding: 50px 0;
    margin-bottom: 50px;
    border-bottom: 3px solid var(--gold-primary);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top right, rgba(201, 162, 39, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.page-header h2 {
    font-size: 2rem;
    font-weight: 600;
    background: linear-gradient(135deg, #ffffff 0%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.page-header p {
    opacity: 0.9;
    margin-top: 12px;
    color: rgba(255, 255, 255, 0.85);
}

.breadcrumb {
    background: var(--bg-white);
    padding: 18px 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.breadcrumb a {
    color: var(--gold-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.breadcrumb span {
    color: var(--text-muted);
    margin: 0 10px;
}

/* 流程卡片 */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.process-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--gold-primary);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.process-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.process-card:hover {
    box-shadow: var(--shadow-gold);
    transform: translateX(8px);
}

.process-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

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

.process-status {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 25px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 18px;
}

.status-todo {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
}

.status-progress {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.status-done {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #2d2d2d;
}

/* 书籍卡片 - 带购买按钮 */
.book-section {
    margin-bottom: 50px;
}

.book-section h3 {
    font-size: 1.4rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-gold);
    letter-spacing: 1px;
}

.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

.book-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 25px 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.book-card:hover {
    box-shadow: var(--shadow-gold);
    transform: translateY(-5px);
    border-color: var(--gold-primary);
}

.book-cover {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, var(--gold-gradient-start) 0%, var(--gold-gradient-end) 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3.5rem;
    margin-bottom: 18px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.book-cover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
}

.book-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.4;
    flex-grow: 1;
}

.book-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

/* 购买按钮 */
.btn-buy {
    display: inline-block;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.3);
    margin-top: auto;
}

.btn-buy:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 39, 0.4);
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 100%);
}

/* 培训卡片 - 带报名按钮 */
.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.training-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.training-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold-primary) 0%, var(--gold-light) 100%);
}

.training-card:hover {
    border-color: var(--gold-primary);
    box-shadow: var(--shadow-gold);
    transform: translateY(-3px);
}

.training-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    line-height: 1.4;
}

.training-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

/* 报名按钮 */
.btn-register {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--charcoal) 100%);
    color: var(--gold-light);
    text-decoration: none;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid var(--gold-primary);
    cursor: pointer;
    text-align: center;
    margin-top: auto;
}

.btn-register:hover {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.3);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 39, 0.4);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--gold-primary);
    color: var(--gold-dark);
}

/* 返回按钮 */
.back-nav {
    margin-bottom: 35px;
}

.back-nav .btn {
    margin-right: 12px;
}

/* 详情页面 */
.detail-section {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 45px;
    margin-bottom: 35px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.detail-section h3 {
    font-size: 1.4rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-gold);
}

.detail-content {
    color: var(--text-secondary);
    line-height: 1.9;
}

.detail-content ul {
    margin-left: 25px;
    margin-top: 15px;
}

.detail-content li {
    margin-bottom: 12px;
}

/* 下载列表 */
.download-list {
    list-style: none;
    margin-top: 20px;
}

.download-list li {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: linear-gradient(135deg, var(--bg-cream) 0%, var(--bg-light) 100%);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.download-list li:hover {
    background: linear-gradient(135deg, #f0ebe0 0%, #e8e0d0 100%);
    border-color: var(--gold-primary);
    transform: translateX(5px);
}

.download-list .file-icon {
    margin-right: 15px;
    font-size: 1.4rem;
}

.download-list .file-name {
    flex: 1;
    color: var(--text-primary);
    font-weight: 500;
}

.download-list .download-btn {
    color: var(--gold-dark);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.download-list .download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.3);
}

/* 风险提示 */
.alert {
    padding: 18px 25px;
    border-radius: var(--radius-md);
    margin-bottom: 25px;
}

.alert-warning {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border-left: 4px solid var(--accent-bronze);
    color: #92400e;
}

.alert-danger {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-left: 4px solid #dc2626;
    color: #991b1b;
}

.alert-info {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-left: 4px solid var(--gold-primary);
    color: var(--gold-dark);
}

/* 进度条 */
.progress-bar {
    width: 100%;
    height: 10px;
    background: var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    margin-top: 15px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-primary) 0%, var(--gold-light) 100%);
    border-radius: 5px;
    transition: width 0.5s ease;
}

/* ========================================
   智能客服系统样式
   ======================================== */

/* 客服悬浮按钮 */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
}

.chat-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(201, 162, 39, 0.4);
    transition: all 0.3s ease;
}

.chat-toggle:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(201, 162, 39, 0.5);
}

.chat-icon {
    font-size: 1.3rem;
}

/* 客服对话框 */
.chat-dialog {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 380px;
    height: 520px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s ease;
    border: 2px solid var(--border-gold);
}

.chat-dialog.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* 对话框头部 */
.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--charcoal) 100%);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border-bottom: 3px solid var(--gold-primary);
}

.chat-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-avatar {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 2px 10px rgba(201, 162, 39, 0.3);
}

.chat-info h4 {
    color: white;
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.chat-status {
    color: #4ade80;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.chat-status::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.chat-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 5px;
    transition: all 0.3s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

/* 对话框内容区 */
.chat-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-cream) 100%);
}

/* 消息样式 */
.chat-message {
    margin-bottom: 15px;
    animation: fadeIn 0.3s ease;
}

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

.chat-message.bot {
    display: flex;
    justify-content: flex-start;
}

.chat-message.user {
    display: flex;
    justify-content: flex-end;
}

.message-content {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.9rem;
    line-height: 1.6;
}

.chat-message.bot .message-content {
    background: var(--bg-white);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
}

.chat-message.user .message-content {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.message-content p {
    margin: 0 0 8px 0;
}

.message-content p:last-child {
    margin-bottom: 0;
}

/* 快捷问题按钮 */
.quick-questions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.quick-btn {
    padding: 8px 14px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.quick-btn:hover {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border-color: var(--gold-primary);
    transform: translateY(-2px);
}

/* 对话框底部 */
.chat-footer {
    padding: 15px 20px;
    background: var(--bg-white);
    border-top: 1px solid var(--border-color);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.chat-input-area {
    display: flex;
    gap: 10px;
}

.chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s ease;
    background: var(--bg-light);
}

.chat-input:focus {
    border-color: var(--gold-primary);
    background: var(--bg-white);
}

.chat-send {
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.chat-send:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.3);
}

.chat-hint {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
}

/* 响应式客服 */
@media (max-width: 480px) {
    .chat-dialog {
        width: calc(100% - 40px);
        right: 20px;
        left: 20px;
        height: 450px;
    }
    
    .chat-widget {
        right: 20px;
        bottom: 20px;
    }
    
    .chat-text {
        display: none;
    }
    
    .chat-toggle {
        padding: 14px;
        border-radius: 50%;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        height: auto;
        padding: 15px 20px;
    }

    .nav {
        margin-top: 15px;
        gap: 10px;
    }

    .logo h1 {
        font-size: 1.1rem;
    }

    .intro-card h2 {
        font-size: 1.6rem;
    }

    .intro-features {
        gap: 15px;
    }

    .feature-item {
        padding: 15px 20px;
    }

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

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

    .section-title {
        font-size: 1.6rem;
    }

    .detail-section {
        padding: 30px;
    }

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

@media (max-width: 480px) {
    .book-grid {
        grid-template-columns: 1fr;
    }

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

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

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.entrance-card,
.value-item,
.process-card,
.book-card,
.training-card {
    animation: fadeIn 0.6s ease forwards;
}

/* 奢华装饰元素 */
.luxury-border {
    position: relative;
}

.luxury-border::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--gold-primary) 50%, transparent 100%);
}

/* ========================================
   注册/登录按钮及弹窗样式
   ======================================== */

/* 导航栏内容布局 */
.header-content {
    display: flex !important;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

/* 认证按钮组 */
.auth-buttons {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-left: 20px;
}

.btn-login, .btn-register {
    padding: 8px 22px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    letter-spacing: 1px;
}

.btn-login {
    background: transparent;
    color: white;
    border: 1.5px solid rgba(255,255,255,0.6);
}

.btn-login:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--gold-primary);
    color: var(--gold-light);
    transform: translateY(-2px);
}

.btn-register {
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(201,162,39,0.3);
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(201,162,39,0.45);
}

/* 弹窗遮罩 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(8px);
    z-index: 10000;
    display: none;
    justify-content: center;
    align-items: center;
    animation: fadeInModal 0.3s ease;
}

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

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

/* 弹窗容器 */
.modal-container {
    background: linear-gradient(135deg, #ffffff 0%, #faf8f3 100%);
    border-radius: 20px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.35), 0 0 0 2px rgba(201,162,39,0.3);
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from { 
        opacity: 0; 
        transform: translateY(30px) scale(0.95); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1); 
    }
}

.login-modal {
    max-width: 420px;
}

.register-modal {
    max-width: 500px;
}

/* 弹窗头部 */
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px 16px;
    border-bottom: 2px solid var(--border-color);
    background: linear-gradient(135deg, var(--black-gold) 0%, var(--charcoal) 100%);
    border-radius: 20px 20px 0 0;
}

.modal-header h3 {
    color: white;
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
    letter-spacing: 1px;
}

.modal-close {
    background: rgba(255,255,255,0.1);
    border: none;
    color: rgba(255,255,255,0.7);
    font-size: 1.6rem;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(255,255,255,0.2);
    color: white;
    transform: rotate(90deg);
}

/* 弹窗内容区 */
.modal-body {
    padding: 28px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s ease;
    background: var(--bg-white);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 3px rgba(201,162,39,0.12);
}

.form-group input::placeholder {
    color: #aaa;
}

/* 验证码输入组 */
.code-input-group {
    display: flex;
    gap: 10px;
}

.code-input-group input {
    flex: 1;
}

.btn-code {
    padding: 12px 18px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 0.85rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn-code:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(201,162,39,0.3);
}

.btn-code:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* 表单选项 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 0.85rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    accent-color: var(--gold-primary);
}

.checkbox-label a {
    color: var(--gold-dark);
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.forgot-link {
    color: var(--gold-dark);
    text-decoration: none;
    font-weight: 500;
}

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

/* 提交按钮 */
.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 2px;
    margin-bottom: 18px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201,162,39,0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

/* 底部文字 */
.modal-footer-text {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.modal-footer-text a {
    color: var(--gold-dark);
    text-decoration: none;
    font-weight: 600;
}

.modal-footer-text a:hover {
    text-decoration: underline;
}

/* 社交登录 */
.social-login {
    text-align: center;
    padding-top: 18px;
    border-top: 1px solid var(--border-color);
}

.social-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.social-icons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.social-btn {
    padding: 10px 28px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
    font-weight: 500;
}

.wechat-btn {
    color: #07c160;
    border-color: #07c160;
}

.wechat-btn:hover {
    background: #07c160;
    color: white;
    transform: translateY(-2px);
}

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

.qq-btn:hover {
    background: #12b7f5;
    color: white;
    transform: translateY(-2px);
}

/* 响应式 - 注册/登录 */
@media (max-width: 900px) {
    .auth-buttons {
        margin-left: auto;
        margin-top: 10px;
    }
    
    .header-content {
        flex-wrap: wrap;
        height: auto !important;
        padding: 12px 20px !important;
    }
    
    .logo + nav {
        order: 2;
        width: 100%;
        justify-content: center;
    }
    
    .auth-buttons {
        order: 3;
        margin-top: 10px;
    }
}

@media (max-width: 480px) {
    .btn-login, .btn-register {
        padding: 6px 16px;
        font-size: 0.82rem;
    }
    
    .modal-container {
        width: 96%;
        margin: 10px;
    }
    
    .modal-body {
        padding: 20px;
    }
}

/* ========================================
   企业类型切换按钮样式
   ======================================== */

.enterprise-type-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    justify-content: center;
}

.type-btn {
    flex: 1;
    max-width: 280px;
    padding: 25px 30px;
    border: 2px solid var(--border-color);
    border-radius: 16px;
    background: var(--bg-white);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.type-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    border-color: var(--gold-primary);
}

.type-btn.active {
    border-color: var(--gold-primary);
    background: linear-gradient(135deg, #faf8f3 0%, #f5f0e6 100%);
    box-shadow: 0 8px 25px rgba(201,162,39,0.15);
}

.type-btn:first-child.active {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    border-color: #0369a1;
}

.type-btn:last-child.active {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    border-color: #15803d;
}

.type-icon {
    font-size: 2rem;
    margin-bottom: 5px;
}

.type-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.type-btn:first-child.active .type-name {
    color: #0369a1;
}

.type-btn:last-child.active .type-name {
    color: #15803d;
}

.type-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.enterprise-content {
    animation: fadeIn 0.4s ease;
}

/* 内容区域介绍卡片样式 */
.enterprise-content .intro-card {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    text-align: left;
}

.enterprise-content .intro-card h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.enterprise-content .intro-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.intro-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.intro-tags span {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    background: rgba(201, 162, 39, 0.15);
    color: var(--gold-dark);
}

/* 供需页面三个按钮的特殊样式 */
.enterprise-type-buttons:has(.type-btn:nth-child(3)) .type-btn:nth-child(1).active {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    border-color: #0369a1;
}

.enterprise-type-buttons:has(.type-btn:nth-child(3)) .type-btn:nth-child(1).active .type-name {
    color: #0369a1;
}

.enterprise-type-buttons:has(.type-btn:nth-child(3)) .type-btn:nth-child(2).active {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #d97706;
}

.enterprise-type-buttons:has(.type-btn:nth-child(3)) .type-btn:nth-child(2).active .type-name {
    color: #d97706;
}

.enterprise-type-buttons:has(.type-btn:nth-child(3)) .type-btn:nth-child(3).active {
    background: linear-gradient(135deg, #fce7f3 0%, #fbcfe8 100%);
    border-color: #db2777;
}

.enterprise-type-buttons:has(.type-btn:nth-child(3)) .type-btn:nth-child(3).active .type-name {
    color: #db2777;
}

/* 响应式 - 企业类型按钮 */
@media (max-width: 600px) {
    .enterprise-type-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .type-btn {
        max-width: 100%;
        width: 100%;
        padding: 20px;
    }
}