/**
 * 启智教育培训旗舰主题 (Edu Master) 主样式表
 * 色彩体系：
 * - 主色 (Navy Dark): #0a192f / #0f2744 / #1e3a8a
 * - 辅助色 (Steel Blue): #2563eb / #3b82f6
 * - 强调转化色 (Amber Orange): #ff5722 / #ea580c / #d97706
 * - 背景中性色: #f8fafc / #f1f5f9 / #ffffff
 * 严禁使用蓝紫渐变，采用高端教育沉稳蓝与转化暖金橙体系
 */

:root {
    --edu-primary: #0f2744;
    --edu-primary-light: #1e3a8a;
    --edu-accent: #ea580c;
    --edu-accent-hover: #c2410c;
    --edu-gold: #d97706;
    --edu-text: #1e293b;
    --edu-text-muted: #64748b;
    --edu-text-light: #94a3b8;
    --edu-bg-light: #f8fafc;
    --edu-bg-card: #ffffff;
    --edu-border: #e2e8f0;
    --edu-border-hover: #cbd5e1;
    --edu-shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --edu-shadow-md: 0 4px 14px rgba(15,39,68,0.08);
    --edu-shadow-lg: 0 10px 25px rgba(15,39,68,0.12);
    --edu-radius-sm: 6px;
    --edu-radius-md: 10px;
    --edu-radius-lg: 16px;
    --edu-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

/* 基础重置 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--edu-font);
    font-size: 15px;
    line-height: 1.6;
    color: var(--edu-text);
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: all 0.2s ease; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

/* 容器与栅格 */
.edu-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.text-center { text-align: center; }

/* 顶栏 */
.edu-topbar {
    background-color: #071526;
    color: #94a3b8;
    font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.edu-topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 38px;
}
.edu-topbar-left { display: flex; align-items: center; gap: 10px; }
.edu-topbar-right { display: flex; align-items: center; gap: 15px; }
.edu-divider { opacity: 0.3; }
.edu-topbar-phone {
    color: #f8fafc;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.edu-topbar-phone strong { color: #fb923c; font-size: 14px; }
.edu-btn-xs {
    background: rgba(255,255,255,0.1);
    color: #f8fafc;
    border: 1px solid rgba(255,255,255,0.2);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: 0.2s;
}
.edu-btn-xs:hover { background: #ea580c; border-color: #ea580c; }

/* 主导航头 */
.edu-header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}
.edu-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 76px;
}
.edu-logo-text {
    font-size: 22px;
    font-weight: 800;
    color: var(--edu-primary);
    letter-spacing: -0.5px;
}
.edu-logo-img { max-height: 48px; width: auto; }
.edu-nav-desktop .edu-nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
}
.edu-nav-menu li a {
    font-size: 15px;
    font-weight: 600;
    color: #334155;
    padding: 8px 0;
    position: relative;
}
.edu-nav-menu li.current-menu-item a,
.edu-nav-menu li a:hover {
    color: var(--edu-accent);
}
.edu-nav-menu li.current-menu-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--edu-accent);
    border-radius: 2px;
}
.edu-header-action { display: flex; align-items: center; gap: 15px; }

/* 按钮规范 */
.edu-btn-primary {
    background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
    color: #ffffff;
    padding: 10px 22px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(234, 88, 12, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.edu-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(234, 88, 12, 0.4);
    color: #ffffff;
}
.edu-btn-secondary {
    background: #0f2744;
    color: #ffffff;
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 14px;
    display: inline-block;
    border: none;
    cursor: pointer;
    transition: 0.2s;
}
.edu-btn-secondary:hover { background: #1e3a8a; color: #ffffff; }
.edu-btn-block { width: 100%; display: block; }
.edu-btn-xs-primary {
    background: #ea580c;
    color: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: 0.2s;
}
.edu-btn-xs-primary:hover { background: #c2410c; }
.edu-btn-outline {
    background: transparent;
    border: 1px solid var(--edu-border);
    color: var(--edu-text);
    padding: 10px 20px;
    border-radius: 6px;
    text-align: center;
    font-weight: 600;
}

/* 手机端导航按钮 */
.edu-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}
.edu-mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--edu-primary);
    border-radius: 2px;
}

/* ================= 首页 HERO 首屏 (大师级殿堂质感排版) ================= */
.edu-hero-section {
    background-color: #061325;
    background-image: 
        radial-gradient(circle at 50% 15%, rgba(234, 88, 12, 0.15) 0%, rgba(30, 58, 138, 0.2) 35%, rgba(6, 19, 37, 0.95) 75%),
        linear-gradient(180deg, #0a1c36 0%, #061325 100%);
    color: #ffffff;
    padding: 80px 0 95px;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

/* 科技感微光网格背景 */
.edu-hero-bg-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(circle at 50% 30%, black 20%, rgba(0,0,0,0.4) 50%, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at 50% 30%, black 20%, rgba(0,0,0,0.4) 50%, transparent 80%);
    pointer-events: none;
}

.edu-hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.edu-hero-content {
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 1. 顶部微光动态官方徽章 */
.edu-hero-badge-wrap {
    margin-bottom: 22px;
}
.edu-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(234, 88, 12, 0.12);
    border: 1px solid rgba(251, 146, 60, 0.35);
    color: #fed7aa;
    padding: 8px 22px;
    border-radius: 40px;
    font-size: 13.5px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.25s ease;
}
.edu-hero-badge:hover {
    transform: translateY(-2px);
    border-color: rgba(251, 146, 60, 0.65);
    background: rgba(234, 88, 12, 0.18);
}
.edu-badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 10px #22c55e, 0 0 4px #22c55e;
    display: inline-block;
    animation: eduPulse 2s infinite ease-in-out;
}
@keyframes eduPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.3); }
}
.edu-badge-arrow {
    color: #ea580c;
    font-weight: 800;
    font-size: 14px;
    margin-left: 2px;
}

/* 2. 核心大标题排版 */
.edu-hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.26;
    margin: 0 0 20px 0;
    letter-spacing: -0.5px;
    color: #ffffff;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
}
.edu-gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, #ffedd5 25%, #fdba74 55%, #ea580c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* 3. 核心价值主张说明 */
.edu-hero-desc {
    font-size: 16.5px;
    line-height: 1.8;
    color: #cbd5e1;
    max-width: 840px;
    margin: 0 auto 34px auto;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* 4. 4大核心保障卡片矩阵 (全宽自适应，绝不坍塌) */
.edu-hero-pillars-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 16px !important;
    width: 100% !important;
    max-width: 1060px !important;
    margin: 0 auto 38px auto !important;
    box-sizing: border-box !important;
}

.edu-pillar-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 14px !important;
    padding: 16px 16px !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 12px !important;
    text-align: left !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.12) !important;
    transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease !important;
    box-sizing: border-box !important;
}
.edu-pillar-card:hover {
    transform: translateY(-4px) !important;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.13) 0%, rgba(255, 255, 255, 0.05) 100%) !important;
    border-color: rgba(251, 146, 60, 0.45) !important;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35), 0 0 15px rgba(234, 88, 12, 0.2) !important;
}

.edu-pillar-icon {
    font-size: 24px !important;
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 44px !important;
    height: 44px !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 10px !important;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15) !important;
}

.edu-pillar-info {
    flex: 1 !important;
    min-width: 0 !important;
    text-align: left !important;
}
.edu-pillar-info h4 {
    margin: 0 0 3px 0 !important;
    font-size: 15px !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    letter-spacing: 0.2px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}
.edu-pillar-info p {
    margin: 0 !important;
    font-size: 12px !important;
    color: #94a3b8 !important;
    line-height: 1.4 !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}

/* 5. 核心行动按钮组 */
.edu-hero-actions {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 18px !important;
    margin-bottom: 34px !important;
    flex-wrap: wrap !important;
    width: 100% !important;
}
.edu-btn-hero-primary {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%) !important;
    color: #ffffff !important;
    font-size: 16px !important;
    font-weight: 700 !important;
    padding: 15px 34px !important;
    border-radius: 40px !important;
    border: none !important;
    cursor: pointer !important;
    box-shadow: 0 8px 25px rgba(249, 115, 22, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-decoration: none !important;
}
.edu-btn-hero-primary:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 12px 32px rgba(249, 115, 22, 0.6) !important;
    color: #ffffff !important;
}
.edu-btn-hero-phone {
    color: #f8fafc !important;
    font-size: 15px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border: 1px solid rgba(255, 255, 255, 0.16) !important;
    padding: 14px 26px !important;
    border-radius: 40px !important;
    transition: background 0.2s ease, transform 0.2s ease !important;
    text-decoration: none !important;
    backdrop-filter: blur(8px) !important;
}
.edu-btn-hero-phone:hover {
    background: rgba(255, 255, 255, 0.16) !important;
    transform: translateY(-2px) !important;
    color: #ffffff !important;
}
.edu-btn-hero-phone strong {
    color: #fdba74 !important;
    font-size: 16px !important;
    letter-spacing: 0.5px !important;
}

/* 6. 学员口碑与信任背书条 */
.edu-hero-trust-bar {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 16px !important;
    background: rgba(15, 39, 68, 0.5) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    padding: 8px 24px !important;
    border-radius: 40px !important;
    backdrop-filter: blur(8px) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
}
.edu-avatar-stack {
    display: flex !important;
    align-items: center !important;
}
.edu-avatar {
    width: 32px !important;
    height: 32px !important;
    border-radius: 50% !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 16px !important;
    border: 2px solid #061325 !important;
    margin-left: -8px !important;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25) !important;
}
.edu-avatar:first-child {
    margin-left: 0 !important;
}
.edu-trust-text {
    text-align: left !important;
}
.edu-trust-stars {
    font-size: 13px !important;
    color: #f8fafc !important;
}
.edu-trust-stars strong {
    color: #fbbf24 !important;
    font-weight: 700 !important;
}
.edu-trust-sub {
    font-size: 12px !important;
    color: #94a3b8 !important;
}

/* 首屏右侧留资卡片 */
.edu-hero-card {
    background: #ffffff;
    color: var(--edu-text);
    border-radius: var(--edu-radius-lg);
    padding: 32px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.edu-card-tag {
    display: inline-block;
    background: #fff7ed;
    color: #c2410c;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
}
.edu-card-title { font-size: 18px; font-weight: 700; color: #0f2744; margin-bottom: 4px; }
.edu-card-subtitle { font-size: 12px; color: #64748b; margin-bottom: 20px; }
.edu-form-group { margin-bottom: 14px; }
.edu-form-input, .edu-form-textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 14px;
    background: #f8fafc;
    transition: border-color 0.2s;
}
.edu-form-input:focus, .edu-form-textarea:focus {
    border-color: #ea580c;
    background: #fff;
    outline: none;
}
.edu-btn-submit {
    background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
    color: #ffffff;
    padding: 13px 20px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    width: 100%;
    transition: 0.2s;
}
.edu-btn-submit:hover { opacity: 0.95; }
.edu-card-footer { text-align: center; font-size: 12px; color: #94a3b8; margin-top: 12px; }

/* 首页 4 大数据看板 */
.edu-stats-section {
    background: #ffffff;
    margin-top: -30px;
    position: relative;
    z-index: 10;
}
.edu-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: #ffffff;
    border-radius: var(--edu-radius-lg);
    box-shadow: var(--edu-shadow-lg);
    padding: 30px 20px;
    border: 1px solid #f1f5f9;
}
.edu-stat-item {
    text-align: center;
    padding: 10px 15px;
    border-right: 1px solid #f1f5f9;
}
.edu-stat-item:last-child { border-right: none; }
.edu-stat-icon { font-size: 28px; margin-bottom: 6px; }
.edu-stat-num-wrap {
    font-size: 36px;
    font-weight: 800;
    color: #0f2744;
    line-height: 1.1;
    margin-bottom: 4px;
}
.edu-stat-unit { font-size: 20px; color: #ea580c; font-weight: 700; }
.edu-stat-label { font-size: 15px; font-weight: 700; color: #334155; }
.edu-stat-desc { font-size: 12px; color: #94a3b8; margin-top: 2px; }

/* 通用区块排版 */
.edu-section { padding: 80px 0; }
.edu-section-header { margin-bottom: 45px; }
.edu-section-badge {
    display: inline-block;
    background: #eff6ff;
    color: #1d4ed8;
    font-size: 13px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
}
.edu-section-title { font-size: 30px; font-weight: 800; color: #0f2744; margin-bottom: 10px; }
.edu-section-subtitle { font-size: 15px; color: #64748b; max-width: 700px; margin: 0 auto; }
.edu-section-bottom-action { margin-top: 40px; }

/* 课程卡片网格 */
.edu-courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.edu-course-card {
    background: #ffffff;
    border-radius: var(--edu-radius-md);
    overflow: hidden;
    border: 1px solid var(--edu-border);
    transition: transform 0.25s, box-shadow 0.25s;
    display: flex;
    flex-direction: column;
}
.edu-course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--edu-shadow-lg);
    border-color: #cbd5e1;
}
.edu-course-thumb-wrap {
    position: relative;
    height: 190px;
    background: #e2e8f0;
    overflow: hidden;
}
.edu-course-img { width: 100%; height: 100%; object-fit: cover; }
.edu-course-img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e3a8a 0%, #0f2744 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 700;
    font-size: 16px;
}
.edu-placeholder-icon { font-size: 36px; margin-bottom: 6px; }
.edu-course-cat-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(15, 39, 68, 0.85);
    color: #ffffff;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
}
.edu-course-city-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(234, 88, 12, 0.9);
    color: #ffffff;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
}
.edu-course-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.edu-course-title { font-size: 17px; font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
.edu-course-title a:hover { color: var(--edu-accent); }
.edu-course-desc { font-size: 13px; color: #64748b; line-height: 1.6; margin-bottom: 15px; flex: 1; }
.edu-course-meta-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.edu-meta-tag {
    background: #f1f5f9;
    color: #475569;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 4px;
}
.edu-course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #f1f5f9;
    padding-top: 15px;
}
.edu-price-tag { color: #ea580c; font-weight: 700; font-size: 13px; }

/* 学员案例网格与四段式结构 */
.edu-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.edu-case-card {
    background: #ffffff;
    border-radius: var(--edu-radius-md);
    padding: 26px;
    border: 1px solid var(--edu-border);
    position: relative;
    box-shadow: var(--edu-shadow-sm);
    display: flex;
    flex-direction: column;
}
.edu-case-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
}
.edu-case-title { font-size: 17px; font-weight: 700; color: #0f2744; margin-bottom: 16px; margin-top: 6px; }
.edu-case-steps { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; flex: 1; }
.edu-case-step { font-size: 13px; color: #475569; }
.edu-step-tag { font-weight: 700; color: #0f2744; display: block; margin-bottom: 2px; }
.edu-result-step { background: #fff7ed; padding: 10px 12px; border-radius: 6px; border-left: 3px solid #ea580c; }
.edu-result-highlight { color: #c2410c; font-weight: 700; }
.edu-case-link { color: #2563eb; font-weight: 700; font-size: 13px; }

/* FAQ 手风琴 */
.edu-faq-accordion { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.edu-faq-item {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.edu-faq-item.active {
    border-color: #0f2744;
    box-shadow: var(--edu-shadow-md);
}
.edu-faq-question {
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
}
.edu-faq-q-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: #0f2744;
    color: #fff;
    border-radius: 50%;
    font-weight: 800;
    font-size: 14px;
    margin-right: 14px;
    flex-shrink: 0;
}
.edu-faq-item.active .edu-faq-q-icon { background: #ea580c; }
.edu-faq-question h3 { font-size: 16px; font-weight: 700; color: #1e293b; flex: 1; }
.edu-faq-toggle-icon { font-size: 22px; font-weight: 600; color: #64748b; margin-left: 10px; }
.edu-faq-answer {
    padding: 0 24px 20px 66px;
    color: #475569;
    font-size: 14px;
    line-height: 1.7;
    display: none;
}

/* 荣誉资质卡片 */
.edu-honors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.edu-honor-card {
    background: #ffffff;
    border-radius: var(--edu-radius-md);
    padding: 30px 20px;
    text-align: center;
    border: 1px solid var(--edu-border);
}
.edu-honor-icon { font-size: 40px; margin-bottom: 12px; }
.edu-honor-title { font-size: 16px; font-weight: 700; color: #0f2744; margin-bottom: 8px; }
.edu-honor-desc { font-size: 13px; color: #64748b; }

/* 底部留资 CTA 横幅 */
.edu-cta-banner-section {
    background: linear-gradient(135deg, #0a192f 0%, #1e3a8a 100%);
    color: #ffffff;
    padding: 60px 0;
}
.edu-cta-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}
.edu-cta-text h2 { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
.edu-cta-text p { color: #cbd5e1; font-size: 15px; }
.edu-cta-action { display: flex; align-items: center; gap: 20px; }
.edu-cta-phone { color: #f8fafc; font-weight: 600; font-size: 15px; }

/* 底部 Footer */
.edu-footer {
    background-color: #06111e;
    color: #94a3b8;
    padding: 70px 0 0;
    font-size: 14px;
}
.edu-footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 1fr 0.8fr;
    gap: 40px;
    padding-bottom: 50px;
}
.edu-footer-title { font-size: 20px; font-weight: 800; color: #ffffff; margin-bottom: 15px; }
.edu-footer-desc { line-height: 1.7; color: #94a3b8; margin-bottom: 20px; }
.edu-footer-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.edu-badge-tag {
    background: rgba(255,255,255,0.08);
    color: #cbd5e1;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 4px;
}
.edu-footer-heading { font-size: 16px; font-weight: 700; color: #ffffff; margin-bottom: 20px; }
.edu-footer-links li { margin-bottom: 10px; }
.edu-footer-links a:hover { color: #ea580c; }
.edu-footer-contact-list li {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    line-height: 1.5;
}
.edu-phone-highlight a { color: #fb923c; font-size: 18px; font-weight: 800; }
.edu-footer-qr-card {
    background: rgba(255,255,255,0.05);
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
}
.edu-qr-img { width: 120px; height: 120px; margin: 0 auto 10px; border-radius: 4px; }
.edu-qr-placeholder {
    width: 120px;
    height: 120px;
    background: rgba(255,255,255,0.08);
    margin: 0 auto 10px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: #94a3b8;
    gap: 6px;
}
.edu-qr-tip { color: #ffffff; font-size: 13px; font-weight: 600; }
.edu-qr-sub { font-size: 11px; color: #64748b; margin-top: 4px; }
.edu-footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
    font-size: 13px;
}
.edu-footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.edu-icp { color: #64748b; margin-left: 10px; }
.edu-footer-bottom-links { display: flex; gap: 8px; color: #64748b; }
.edu-footer-bottom-links a:hover { color: #ea580c; }

/* 页面内页通用 Hero */
.edu-page-hero {
    background: radial-gradient(circle at center, #1e3a8a 0%, #0a192f 100%);
    color: #ffffff;
    padding: 60px 0;
}
.edu-page-badge {
    display: inline-block;
    background: rgba(234, 88, 12, 0.2);
    color: #fdba74;
    border: 1px solid rgba(251, 146, 60, 0.4);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
}
.edu-page-title { font-size: 32px; font-weight: 800; margin-bottom: 10px; }
.edu-page-subtitle { font-size: 15px; color: #cbd5e1; max-width: 650px; margin: 0 auto; }
.edu-breadcrumb { font-size: 13px; color: #94a3b8; margin-bottom: 12px; }
.edu-breadcrumb a { color: #cbd5e1; }

/* 分类筛选器 */
.edu-filter-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 40px;
}
.edu-filter-item {
    background: #f1f5f9;
    color: #475569;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: 0.2s;
}
.edu-filter-item.active, .edu-filter-item:hover {
    background: #0f2744;
    color: #ffffff;
}

/* 侧边悬浮挂件 */
.edu-float-widget {
    position: fixed;
    right: 20px;
    bottom: 80px;
    z-index: 99;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.edu-float-item { position: relative; }
.edu-float-btn {
    width: 48px;
    height: 48px;
    background: #ffffff;
    color: #0f2744;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.12);
    border: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.2s;
}
.edu-float-btn:hover {
    background: #ea580c;
    color: #ffffff;
    border-color: #ea580c;
}
.edu-float-text { font-size: 10px; font-weight: 700; margin-top: 1px; }
.edu-float-popover {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    padding: 16px;
    width: 220px;
    display: none;
    border: 1px solid #e2e8f0;
}
.edu-float-item:hover .edu-float-popover { display: block; }
.edu-popover-title { font-size: 12px; color: #64748b; font-weight: 600; margin-bottom: 4px; }
.edu-popover-phone { font-size: 18px; font-weight: 800; color: #ea580c; }
.edu-popover-desc { font-size: 11px; color: #94a3b8; margin-top: 4px; }
.edu-wechat-popover { width: 170px; text-align: center; }
.edu-float-qr { width: 120px; height: 120px; margin: 0 auto; }

/* 模态弹窗 */
.edu-modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.edu-modal.active { display: flex; }
.edu-modal-backdrop {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10, 25, 47, 0.7);
    backdrop-filter: blur(4px);
}
.edu-modal-dialog {
    position: relative;
    background: #ffffff;
    border-radius: var(--edu-radius-lg);
    max-width: 520px;
    width: 100%;
    padding: 36px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
    z-index: 2;
    animation: eduModalIn 0.25s ease-out;
}
@keyframes eduModalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}
.edu-modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    background: #f1f5f9;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    color: #64748b;
}
.edu-modal-badge {
    display: inline-block;
    background: #fff7ed;
    color: #c2410c;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 8px;
}
.edu-modal-title { font-size: 20px; font-weight: 800; color: #0f2744; margin-bottom: 6px; }
.edu-modal-subtitle { font-size: 13px; color: #64748b; margin-bottom: 20px; line-height: 1.5; }
.edu-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.edu-form-privacy { font-size: 12px; color: #64748b; margin-bottom: 16px; }
.edu-modal-footer { font-size: 12px; color: #64748b; margin-top: 16px; text-align: center; }

/* 常见问题页面搜索与分类 */
.edu-faq-search-box {
    max-width: 580px;
    margin: 25px auto 0;
    display: flex;
    gap: 8px;
}
.edu-faq-search-input {
    flex: 1;
    padding: 12px 18px;
    border-radius: 30px;
    border: none;
    font-size: 15px;
    outline: none;
}
.edu-faq-search-btn {
    background: #ea580c;
    color: #fff;
    border: none;
    padding: 0 24px;
    border-radius: 30px;
    font-weight: 700;
    cursor: pointer;
}
.edu-faq-cta-box {
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    border-radius: var(--edu-radius-md);
    padding: 35px 20px;
    margin-top: 50px;
}

/* 课程单页与案例单页排版 */
.edu-course-hero {
    background: radial-gradient(circle at 70% 30%, #1e3a8a 0%, #0a192f 100%);
    color: #ffffff;
    padding: 60px 0;
}
.edu-course-hero-inner {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 40px;
    align-items: center;
}
.edu-city-badge { color: #fdba74; }
.edu-course-hero-title { font-size: 32px; font-weight: 800; margin-bottom: 15px; }
.edu-course-hero-desc { color: #cbd5e1; font-size: 15px; margin-bottom: 20px; }
.edu-course-hero-tags { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 25px; }
.edu-tag-item { background: rgba(255,255,255,0.1); padding: 4px 12px; border-radius: 4px; font-size: 13px; }
.edu-course-hero-card {
    background: #ffffff;
    color: #0f2744;
    border-radius: var(--edu-radius-lg);
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.25);
}
.edu-price-big { font-size: 22px; font-weight: 800; color: #ea580c; margin-bottom: 15px; }
.edu-course-perks li { margin-bottom: 10px; font-size: 14px; color: #334155; }

.edu-course-detail-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
}
.edu-detail-box {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    padding: 30px;
    margin-bottom: 30px;
}
.edu-detail-box-title { font-size: 20px; font-weight: 800; color: #0f2744; margin-bottom: 20px; }
.edu-highlights-list li {
    font-size: 15px;
    color: #334155;
    padding: 10px 0;
    border-bottom: 1px solid #f1f5f9;
}
.edu-syllabus-item {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}
.edu-syllabus-header {
    background: #f8fafc;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.edu-stage-num {
    background: #0f2744;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}
.edu-syllabus-body { padding: 16px 18px; color: #475569; font-size: 14px; }
.edu-sidebar-card {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--edu-radius-md);
    padding: 24px;
    position: sticky;
    top: 90px;
}
.edu-sidebar-card h3 { font-size: 17px; font-weight: 700; color: #0f2744; margin-bottom: 8px; }
.edu-sidebar-card p { font-size: 13px; color: #64748b; margin-bottom: 16px; }

/* 案例四段式落地页 */
.edu-case-detail-container { max-width: 900px; }
.edu-case-four-steps { display: flex; flex-direction: column; gap: 24px; }
.edu-case-step-card {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    padding: 26px;
}
.edu-case-step-header { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.edu-step-circle {
    width: 32px;
    height: 32px;
    background: #0f2744;
    color: #ffffff;
    border-radius: 50%;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}
.edu-case-step-header h3 { font-size: 17px; font-weight: 700; color: #0f2744; }
.edu-case-result-card { background: #fff7ed; border-color: #fed7aa; }
.edu-case-result-card .edu-step-circle { background: #ea580c; }
.edu-result-badge-text { font-size: 18px; font-weight: 800; color: #c2410c; }
.edu-student-quote {
    font-style: italic;
    color: #334155;
    font-size: 15px;
    line-height: 1.8;
    background: #f8fafc;
    padding: 16px 20px;
    border-left: 4px solid #ea580c;
    border-radius: 0 6px 6px 0;
}
.edu-case-bottom-cta {
    background: #0f2744;
    color: #ffffff;
    border-radius: var(--edu-radius-md);
    padding: 40px 20px;
    margin-top: 40px;
}
.edu-case-bottom-cta h3 { font-size: 22px; margin-bottom: 8px; }
.edu-case-bottom-cta p { color: #cbd5e1; margin-bottom: 20px; }

/* 师资团队与时间轴 */
.edu-teachers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.edu-teacher-card {
    background: #ffffff;
    border-radius: var(--edu-radius-md);
    overflow: hidden;
    border: 1px solid var(--edu-border);
    text-align: center;
    padding: 24px 18px;
    box-shadow: var(--edu-shadow-sm);
}
.edu-teacher-avatar-wrap { width: 100px; height: 100px; margin: 0 auto 15px; border-radius: 50%; overflow: hidden; background: #e2e8f0; }
.edu-teacher-avatar { width: 100%; height: 100%; object-fit: cover; }
.edu-teacher-avatar-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-size: 40px; background: #f1f5f9; }
.edu-teacher-name { font-size: 18px; font-weight: 700; color: #0f2744; margin-bottom: 4px; }
.edu-teacher-title { font-size: 13px; color: #ea580c; font-weight: 600; margin-bottom: 6px; }
.edu-teacher-exp { font-size: 12px; color: #64748b; margin-bottom: 12px; }
.edu-teacher-desc { font-size: 13px; color: #475569; margin-bottom: 15px; text-align: left; }
.edu-teacher-tags { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.edu-tag-pill { background: #f1f5f9; color: #334155; font-size: 11px; padding: 2px 8px; border-radius: 12px; }

/* 时间轴 */
.edu-timeline { max-width: 800px; margin: 0 auto; position: relative; padding: 20px 0; }
.edu-timeline::before {
    content: '';
    position: absolute;
    left: 80px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #cbd5e1;
}
.edu-timeline-item { display: flex; gap: 30px; margin-bottom: 30px; position: relative; }
.edu-timeline-year {
    width: 70px;
    font-size: 18px;
    font-weight: 800;
    color: #ea580c;
    text-align: right;
    flex-shrink: 0;
}
.edu-timeline-content {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: 8px;
    padding: 16px 20px;
    flex: 1;
    box-shadow: var(--edu-shadow-sm);
}
.edu-timeline-title { font-size: 16px; font-weight: 700; color: #0f2744; margin-bottom: 6px; }
.edu-timeline-desc { font-size: 13px; color: #64748b; }

/* 环境相册 */
.edu-gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.edu-gallery-placeholder-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 30px 20px;
    text-align: center;
}
.edu-gallery-icon { font-size: 36px; margin-bottom: 10px; }
.edu-gallery-placeholder-card h4 { font-size: 16px; font-weight: 700; color: #0f2744; margin-bottom: 6px; }
.edu-gallery-placeholder-card p { font-size: 12px; color: #64748b; }

/* 资质证书与媒体报道 */
.edu-honors-cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}
.edu-cert-card {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    padding: 26px;
    text-align: center;
    position: relative;
}
.edu-cert-icon { font-size: 36px; margin-bottom: 12px; }
.edu-cert-name { font-size: 16px; font-weight: 700; color: #0f2744; margin-bottom: 8px; }
.edu-cert-desc { font-size: 13px; color: #64748b; margin-bottom: 14px; }
.edu-cert-tag { background: #eff6ff; color: #1d4ed8; font-size: 11px; font-weight: 600; padding: 3px 8px; border-radius: 4px; }
.edu-media-reports-list { display: flex; flex-direction: column; gap: 16px; max-width: 900px; margin: 0 auto; }
.edu-media-report-item {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: 8px;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.edu-media-tag { background: #0f2744; color: #fff; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 4px; }
.edu-media-title { font-size: 16px; font-weight: 700; color: #1e293b; }
.edu-media-date { font-size: 12px; color: #94a3b8; }

/* 联系我们页面 */
.edu-contact-top-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}
.edu-contact-card {
    background: #f8fafc;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    padding: 26px;
    text-align: center;
}
.edu-contact-icon { font-size: 32px; margin-bottom: 8px; }
.edu-contact-card h3 { font-size: 16px; font-weight: 700; color: #0f2744; margin-bottom: 6px; }
.edu-contact-val { font-size: 16px; font-weight: 800; color: #ea580c; margin-bottom: 4px; }
.edu-contact-card p { font-size: 12px; color: #64748b; }
.edu-contact-main-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
}
.edu-branches-title { font-size: 22px; font-weight: 800; color: #0f2744; margin-bottom: 20px; }
.edu-branch-item {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
}
.edu-branch-name { font-size: 16px; font-weight: 700; color: #0f2744; margin-bottom: 8px; }
.edu-branch-info p { font-size: 13px; color: #475569; margin-bottom: 4px; }
.edu-contact-form-wrap {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-lg);
    padding: 30px;
    box-shadow: var(--edu-shadow-md);
}

/* 新闻与文章网格 */
.edu-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.edu-news-card {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.edu-news-thumb-wrap { height: 180px; background: #e2e8f0; }
.edu-news-img { width: 100%; height: 100%; object-fit: cover; }
.edu-news-img-placeholder {
    width: 100%; height: 100%;
    background: #0f2744;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}
.edu-news-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.edu-news-meta { font-size: 12px; color: #94a3b8; margin-bottom: 8px; }
.edu-news-title { font-size: 16px; font-weight: 700; margin-bottom: 10px; line-height: 1.4; }
.edu-news-title a:hover { color: #ea580c; }
.edu-news-excerpt { font-size: 13px; color: #64748b; margin-bottom: 15px; flex: 1; }
.edu-news-readmore { color: #2563eb; font-weight: 700; font-size: 13px; }

/* 单篇文章排版 */
.edu-single-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
}
.edu-single-article {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    padding: 36px;
}
.edu-post-content { line-height: 1.8; color: #334155; font-size: 15px; }
.edu-post-content h2, .edu-post-content h3 { color: #0f2744; margin: 24px 0 12px; font-weight: 800; }
.edu-post-content p { margin-bottom: 16px; }
.edu-article-cta {
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 24px;
    margin-top: 40px;
    text-align: center;
}
.edu-article-cta h3 { font-size: 18px; color: #0f2744; margin-bottom: 6px; }
.edu-article-cta p { font-size: 13px; color: #64748b; margin-bottom: 16px; }
.edu-sidebar-list li {
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
    font-size: 14px;
    font-weight: 600;
}
.edu-sidebar-list li a:hover { color: #ea580c; }

/* 分页导航美化 */
.edu-pagination {
    margin-top: 40px;
    text-align: center;
    display: flex;
    justify-content: center;
    gap: 8px;
}
.edu-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 6px;
    background: #f1f5f9;
    color: #334155;
    font-weight: 600;
    font-size: 14px;
    border: 1px solid #e2e8f0;
    transition: 0.2s;
}
.edu-pagination .page-numbers.current,
.edu-pagination .page-numbers:hover {
    background: #0f2744;
    color: #ffffff;
    border-color: #0f2744;
}

/* 全局图片灯箱 (Lightbox) */
.edu-lightbox {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 1002;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.edu-lightbox.active { display: flex; }
.edu-lightbox-backdrop {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
}
.edu-lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: eduLightboxZoom 0.25s ease-out;
}
@keyframes eduLightboxZoom {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}
.edu-lightbox-img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.edu-lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: rgba(255,255,255,0.2);
    color: #ffffff;
    border: none;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    transition: 0.2s;
}
.edu-lightbox-close:hover { background: #ea580c; }

/* ========================================================
   校区管理与联系我们多校区体系样式 (Branch & Campus)
   ======================================================== */
.edu-branches-wrap {
    flex: 1;
}
.edu-branches-title {
    font-size: 22px;
    font-weight: 800;
    color: #0f2744;
    margin: 8px 0 24px;
}
.edu-branches-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.edu-branch-item {
    background: #ffffff;
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-md);
    padding: 24px;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(15,39,68,0.04);
}
.edu-branch-item:hover {
    border-color: #cbd5e1;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(15,39,68,0.08);
}
.edu-branch-item.edu-branch-hq {
    border-left: 4px solid #f59e0b;
    background: linear-gradient(180deg, #ffffff 0%, #fffdfa 100%);
}
.edu-branch-info p {
    font-size: 14px;
    color: #475569;
    margin-bottom: 6px;
    line-height: 1.6;
}
.edu-branch-info p strong {
    color: #1e293b;
}
.edu-btn-branch-detail {
    transition: all 0.2s ease;
}
.edu-btn-branch-detail:hover {
    background: #1e3a8a !important;
    transform: translateX(2px);
}