/* ================================================================
   iPMU Pro - 视频课程页面专用样式
   命名空间: .courses-page（避免与主题冲突）
   ================================================================ */

/* 页面容器 */
.courses-page {
    background: #000;
    color: #f5f5f7;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

/* ── 顶栏 ── */
.courses-page .cp-topbar {
    height: 60px;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 0 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.courses-page .cp-nav-links {
    position: absolute;
    left: 50%; transform: translateX(-50%);
    display: flex; gap: 32px;
}
.courses-page .cp-nav-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none; font-size: 13px;
    transition: color 0.3s; letter-spacing: 0.02em;
}
.courses-page .cp-nav-links a:hover { color: #fff; }
.courses-page .cp-nav-links a.active { color: #fff; font-weight: 500; }
.courses-page .cp-right-area { margin-left: auto; display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.courses-page .cp-btn-login {
    background: transparent; border: none;
    color: #0ea5e9; font-size: 13px; cursor: pointer;
    letter-spacing: 0.02em; transition: opacity 0.3s;
    text-decoration: none;
}
.courses-page .cp-btn-login:hover { opacity: 0.7; }

/* ── Hero ── */
.courses-page .cp-hero {
    min-height: 100vh;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    text-align: center;
    padding: 60px 40px 0;
    position: relative; overflow: hidden;
}
.courses-page .cp-hero::before {
    content: "";
    position: absolute;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(14,165,233,0.12) 0%, transparent 70%);
    top: 45%; left: 50%; transform: translate(-50%, -50%);
    pointer-events: none;
}
.courses-page .cp-hero-overline {
    font-size: 14px; letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #0ea5e9; font-weight: 500;
    margin-bottom: 24px; position: relative;
}
.courses-page .cp-hero h1 {
    font-size: 56px; font-weight: 700;
    line-height: 1.15; letter-spacing: -0.02em;
    margin-bottom: 24px;
    background: linear-gradient(180deg, #fff 30%, rgba(255,255,255,0.55) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; position: relative;
}
.courses-page .cp-subtitle {
    font-size: 20px; color: #94a3b8;
    max-width: 580px; line-height: 1.7;
    font-weight: 300; margin-bottom: 20px;
    position: relative;
}
.courses-page .cp-motto {
    font-size: 16px; color: #f5f5f7;
    font-weight: 500; margin-bottom: 48px;
    position: relative; padding: 12px 28px;
    border-left: 3px solid #0ea5e9;
    text-align: left;
    background: rgba(14,165,233,0.04);
    border-radius: 0 8px 8px 0;
}
.courses-page .cp-hero-stats {
    display: flex; gap: 56px;
    position: relative; margin-bottom: 40px;
}
.courses-page .cp-stat { text-align: center; }
.courses-page .cp-stat-num {
    font-size: 36px; font-weight: 700;
    background: linear-gradient(135deg, #0ea5e9, #38bdf8);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.courses-page .cp-stat-unit {
    font-size: 14px; color: #64748b;
    -webkit-text-fill-color: #64748b; font-weight: 400;
}
.courses-page .cp-stat-label {
    font-size: 12px; color: #475569; margin-top: 4px;
}
.courses-page .cp-scroll-hint {
    position: absolute; bottom: 32px;
    left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column;
    align-items: center; gap: 6px;
    color: #475569; font-size: 11px;
    animation: cp-float 2s ease-in-out infinite;
}
@keyframes cp-float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

/* ── 讲师区 ── */
.courses-page .cp-instructor {
    padding: 120px 40px;
    display: flex; justify-content: center;
    position: relative; overflow: hidden;
}
.courses-page .cp-instructor-inner {
    max-width: 900px; width: 100%;
    display: grid; grid-template-columns: 280px 1fr;
    gap: 60px; align-items: center;
}
.courses-page .cp-instructor-photo {
    width: 280px; height: 340px;
    border-radius: 16px;
    background: linear-gradient(135deg, #111827, #1e293b);
    border: 1px solid rgba(255,255,255,0.06);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.courses-page .cp-instructor-photo i {
    font-size: 80px;
    background: linear-gradient(135deg, #334155, #475569);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.courses-page .cp-instructor-info .cp-overline {
    font-size: 12px; color: #0ea5e9;
    text-transform: uppercase; letter-spacing: 0.12em;
    font-weight: 500; margin-bottom: 12px;
}
.courses-page .cp-instructor-info h2 {
    font-size: 40px; font-weight: 700;
    margin-bottom: 24px; letter-spacing: -0.01em; color: #f5f5f7;
}
.courses-page .cp-titles {
    list-style: none; padding: 0;
    display: flex; flex-direction: column; gap: 12px;
    margin-bottom: 32px;
}
.courses-page .cp-titles li {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: 15px; color: #94a3b8;
    line-height: 1.5; font-weight: 300;
}
.courses-page .cp-dot {
    width: 6px; height: 6px; min-width: 6px;
    border-radius: 50%; background: #0ea5e9;
    margin-top: 7px; display: inline-block;
}
.courses-page .cp-decade {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; color: #64748b;
    border: 1px solid rgba(255,255,255,0.08);
    padding: 8px 16px; border-radius: 9999px;
}
.courses-page .cp-decade span { color: #0ea5e9; font-weight: 600; }

/* ── 课程区 ── */
.courses-page .cp-course-section {
    padding: 100px 40px;
    position: relative; overflow: hidden;
}
.courses-page .cp-course-section.cp-alt { background: #0a0a0a; }
.courses-page .cp-course-card {
    max-width: 1080px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 56px; align-items: center;
}
.courses-page .cp-course-card.cp-reverse { direction: rtl; }
.courses-page .cp-course-card.cp-reverse > * { direction: ltr; }
.courses-page .cp-course-poster {
    border-radius: 16px; overflow: hidden;
    border: 1px solid rgba(255,255,255,0.06);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    transition: transform 0.4s, box-shadow 0.4s;
}
.courses-page .cp-course-poster:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 28px 72px rgba(0,0,0,0.6);
}
.courses-page .cp-course-poster img {
    width: 100%; display: block;
}
.courses-page .cp-course-info { padding: 8px 0; }
.courses-page .cp-tag {
    display: inline-block;
    font-size: 11px; letter-spacing: 0.1em;
    text-transform: uppercase; font-weight: 600;
    padding: 4px 14px; border-radius: 9999px;
    margin-bottom: 20px;
}
.courses-page .cp-tag-fund { background: rgba(14,165,233,0.12); color: #38bdf8; }
.courses-page .cp-tag-adv { background: rgba(234,179,8,0.12); color: #facc15; }
.courses-page .cp-course-info h2 {
    font-size: 36px; font-weight: 700;
    line-height: 1.2; margin-bottom: 16px;
    letter-spacing: -0.01em; color: #f5f5f7;
}
.courses-page .cp-desc {
    font-size: 16px; color: #94a3b8;
    line-height: 1.7; font-weight: 300;
    margin-bottom: 28px;
}
.courses-page .cp-highlight { color: #e2e8f0; font-weight: 400; }
.courses-page .cp-course-stats {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 16px; margin-bottom: 28px;
}
.courses-page .cp-stat-item {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 10px; padding: 16px;
}
.courses-page .cp-stat-item .cp-val {
    font-size: 24px; font-weight: 700; margin-bottom: 2px;
}
.courses-page .cp-stat-item .cp-val.cp-blue {
    background: linear-gradient(135deg, #0ea5e9, #38bdf8);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.courses-page .cp-stat-item .cp-val.cp-amber {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.courses-page .cp-stat-item .cp-lbl {
    font-size: 12px; color: #64748b;
}
.courses-page .cp-course-price {
    display: flex; align-items: baseline; gap: 6px;
    margin-bottom: 28px;
}
.courses-page .cp-currency {
    font-size: 18px; font-weight: 600; color: #f5f5f7;
}
.courses-page .cp-amount {
    font-size: 40px; font-weight: 700; color: #f5f5f7;
    letter-spacing: -0.02em;
}
.courses-page .cp-prerequisite {
    display: flex; align-items: flex-start; gap: 8px;
    font-size: 13px; color: #f59e0b;
    background: rgba(245,158,11,0.06);
    border: 1px solid rgba(245,158,11,0.12);
    border-radius: 8px;
    padding: 12px 16px; margin-bottom: 28px; line-height: 1.5;
}
.courses-page .cp-prerequisite i { margin-top: 2px; flex-shrink: 0; }

/* ── 课程剪影视频 ── */
.courses-page .cp-video-box {
    margin-bottom: 28px;
}
.courses-page .cp-video-label {
    font-size: 12px; color: #64748b;
    text-transform: uppercase; letter-spacing: 0.1em;
    font-weight: 500; margin-bottom: 10px;
}
.courses-page .cp-video-box video {
    background: #111827;
    border: 1px solid rgba(255,255,255,0.06);
}

/* ── 学完预期收获 ── */
.courses-page .cp-section-outcomes {
    padding: 120px 40px;
    text-align: center;
    position: relative; overflow: hidden;
    background: #0a0a0a;
}
.courses-page .cp-section-outcomes .cp-overline {
    font-size: 13px; color: #0ea5e9;
    text-transform: uppercase; letter-spacing: 0.12em;
    font-weight: 500; margin-bottom: 12px; position: relative;
}
.courses-page .cp-section-outcomes h2 {
    font-size: 44px; font-weight: 700;
    letter-spacing: -0.01em; margin-bottom: 16px;
    position: relative; color: #f5f5f7;
}
.courses-page .cp-section-outcomes .cp-sub {
    font-size: 17px; color: #64748b;
    max-width: 500px; margin: 0 auto 48px;
    line-height: 1.6; font-weight: 300; position: relative;
}
.courses-page .cp-outcomes {
    max-width: 680px; margin: 0 auto;
    display: flex; flex-direction: column; gap: 16px;
    text-align: left;
}
.courses-page .cp-outcome-item {
    display: flex; align-items: flex-start; gap: 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 10px; padding: 16px 20px;
    font-size: 15px; color: #94a3b8;
    line-height: 1.6; font-weight: 300;
}
.courses-page .cp-outcome-item i {
    margin-top: 2px;
}

/* ── 学员心声 ── */
.courses-page .cp-section-testimonials {
    padding: 120px 40px;
    text-align: center;
    position: relative; overflow: hidden;
}
.courses-page .cp-section-testimonials .cp-overline {
    font-size: 13px; color: #0ea5e9;
    text-transform: uppercase; letter-spacing: 0.12em;
    font-weight: 500; margin-bottom: 12px; position: relative;
}
.courses-page .cp-section-testimonials h2 {
    font-size: 44px; font-weight: 700;
    letter-spacing: -0.01em; margin-bottom: 48px;
    position: relative; color: #f5f5f7;
}
.courses-page .cp-testimonials {
    max-width: 960px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.courses-page .cp-testimonial-card {
    background: #111827;
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px; padding: 28px 24px;
    text-align: left;
    transition: all 0.3s;
}
.courses-page .cp-testimonial-card:hover {
    border-color: rgba(59,130,246,0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.courses-page .cp-testimonial-text {
    font-size: 15px; color: #94a3b8;
    line-height: 1.7; font-weight: 300;
    margin-bottom: 16px;
}
.courses-page .cp-testimonial-author {
    font-size: 14px; color: #f5f5f7;
}

/* ── 学习方式区 ── */
.courses-page .cp-access {
    padding: 120px 40px;
    text-align: center;
    position: relative; overflow: hidden;
}
.courses-page .cp-access::before {
    content: "";
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(14,165,233,0.08) 0%, transparent 70%);
    top: 50%; left: 50%; transform: translate(-50%, -50%);
    pointer-events: none;
}
.courses-page .cp-access .cp-overline {
    font-size: 13px; color: #0ea5e9;
    text-transform: uppercase; letter-spacing: 0.12em;
    font-weight: 500; margin-bottom: 12px; position: relative;
}
.courses-page .cp-access h2 {
    font-size: 44px; font-weight: 700;
    letter-spacing: -0.01em; margin-bottom: 16px;
    position: relative; color: #f5f5f7;
}
.courses-page .cp-access .cp-sub {
    font-size: 17px; color: #64748b;
    max-width: 500px; margin: 0 auto 56px;
    line-height: 1.6; font-weight: 300; position: relative;
}
.courses-page .cp-qr-cards {
    display: flex; justify-content: center;
    gap: 48px; position: relative;
}
.courses-page .cp-qr-card {
    width: 280px; background: #111827;
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px; padding: 32px 28px;
    transition: all 0.3s;
}
.courses-page .cp-qr-card:hover {
    border-color: rgba(14,165,233,0.25);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}
.courses-page .cp-qr-label {
    font-size: 11px; letter-spacing: 0.1em;
    text-transform: uppercase; font-weight: 600;
    margin-bottom: 16px;
}
.courses-page .cp-qr-label.cp-blue { color: #38bdf8; }
.courses-page .cp-qr-label.cp-amber { color: #facc15; }
.courses-page .cp-qr-placeholder {
    width: 180px; height: 180px;
    margin: 0 auto 20px;
    background: #fff; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
}
.courses-page .cp-qr-icon {
    width: 60px; height: 60px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; color: #fff;
}
.courses-page .cp-qr-icon.cp-blue {
    background: #0ea5e9; box-shadow: 0 2px 8px rgba(14,165,233,0.3);
}
.courses-page .cp-qr-icon.cp-amber {
    background: #f59e0b; box-shadow: 0 2px 8px rgba(245,158,11,0.3);
}
.courses-page .cp-qr-card h3 {
    font-size: 16px; font-weight: 600; margin-bottom: 6px;
}
.courses-page .cp-qr-desc {
    font-size: 12px; color: #64748b; line-height: 1.5;
}
.courses-page .cp-access-steps {
    display: flex; justify-content: center;
    gap: 40px; margin-top: 56px; position: relative;
}
.courses-page .cp-step {
    display: flex; align-items: center; gap: 12px;
    font-size: 14px; color: #94a3b8;
}
.courses-page .cp-step-num {
    width: 32px; height: 32px; border-radius: 50%;
    background: rgba(14,165,233,0.1);
    border: 1px solid rgba(14,165,233,0.2);
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 600; color: #0ea5e9;
    flex-shrink: 0;
}
.courses-page .cp-step-arrow {
    color: #334155; font-size: 16px;
    display: flex; align-items: center;
}
.courses-page .cp-license {
    max-width: 600px; margin: 56px auto 0;
    text-align: center;
    font-size: 12px; color: #475569;
    line-height: 1.6;
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 24px; position: relative;
}

/* ── 页脚 ── */
.courses-page .cp-footer {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 24px 40px;
    display: flex; justify-content: space-between;
    align-items: center;
    font-size: 11px; color: #475569;
}
.courses-page .cp-footer a {
    color: #64748b; text-decoration: none; margin-left: 20px;
}
.courses-page .cp-footer a:hover { color: #94a3b8; }

/* === 响应式：移动端 === */
@media (max-width: 768px) {
    /* 顶栏 */
    .courses-page .cp-topbar { padding: 0 16px; }
    .courses-page .cp-nav-links { position: static; transform: none; gap: 6px; }
    .courses-page .cp-right-area { gap: 8px; }
    .courses-page .cp-btn-login { font-size: 11px; }

    /* Hero */
    .courses-page .cp-hero { padding: 80px 20px 40px; min-height: auto; }
    .courses-page .cp-hero h1 { font-size: 30px; }
    .courses-page .cp-subtitle { font-size: 16px; }
    .courses-page .cp-motto { font-size: 14px; padding: 10px 20px; }
    .courses-page .cp-hero-stats { gap: 24px; flex-wrap: wrap; justify-content: center; }
    .courses-page .cp-stat-num { font-size: 24px; }

    /* 讲师区 */
    .courses-page .cp-instructor { padding: 60px 20px; }
    .courses-page .cp-instructor-inner {
        grid-template-columns: 1fr;
        gap: 32px; text-align: center;
        justify-items: center;
    }
    .courses-page .cp-instructor-photo { width: 200px; height: 240px; }
    .courses-page .cp-instructor-info h2 { font-size: 28px; }
    .courses-page .cp-titles { align-items: center; }

    /* 课程卡片 */
    .courses-page .cp-course-section { padding: 60px 20px; }
    .courses-page .cp-course-card {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .courses-page .cp-course-card.cp-reverse { direction: ltr; }
    .courses-page .cp-course-info h2 { font-size: 24px; }
    .courses-page .cp-amount { font-size: 32px; }

    /* 学完预期收获 */
    .courses-page .cp-section-outcomes { padding: 60px 20px; }
    .courses-page .cp-section-outcomes h2 { font-size: 28px; }
    .courses-page .cp-outcome-item { font-size: 14px; padding: 14px 16px; }

    /* 学员心声 */
    .courses-page .cp-section-testimonials { padding: 60px 20px; }
    .courses-page .cp-section-testimonials h2 { font-size: 28px; }
    .courses-page .cp-testimonials { grid-template-columns: 1fr; }

    /* 学习方式区 */
    .courses-page .cp-access { padding: 60px 20px; }
    .courses-page .cp-access h2 { font-size: 28px; }
    .courses-page .cp-qr-cards { flex-direction: column; align-items: center; gap: 24px; }
    .courses-page .cp-access-steps { flex-wrap: wrap; gap: 16px; justify-content: center; }
    .courses-page .cp-step-arrow { display: none; }

    /* 页脚 */
    .courses-page .cp-footer {
        flex-direction: column; align-items: center;
        gap: 8px; padding: 20px 16px; text-align: center;
    }
    .courses-page .cp-footer a { margin-left: 0; }
}

@media (max-width: 480px) {
    .courses-page .cp-nav-links { margin-left: 10px; }
    .courses-page .cp-nav-links a { max-width: 2.2em; text-align: center; line-height: 1.3; }
}