/* ============================================================
   AI知学社 - LearnPress 课程系统样式定制
   深蓝(#0a1628) + 金色(#D4AF37) 科技风
   ============================================================ */

/* ===== 课程列表页 ===== */
.post-type-archive-lp_course #primary,
.tax-course_category #primary {
    width: 100% !important;
    float: none !important;
    max-width: 1200px;
    margin: 0 auto;
}

.post-type-archive-lp_course .lp-archive-courses,
.tax-course_category .lp-archive-courses {
    padding: 40px 20px;
}

.post-type-archive-lp_course .lp-archive-courses .lp-course-loop,
.tax-course_category .lp-archive-courses .lp-course-loop {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    list-style: none;
    padding: 0;
    margin: 0;
}

@media (max-width: 900px) {
    .post-type-archive-lp_course .lp-archive-courses .lp-course-loop,
    .tax-course_category .lp-archive-courses .lp-course-loop {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .post-type-archive-lp_course .lp-archive-courses .lp-course-loop,
    .tax-course_category .lp-archive-courses .lp-course-loop {
        grid-template-columns: 1fr;
    }
}

/* ===== 课程卡片 ===== */
.lp-course-loop .course-item {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid rgba(10, 22, 40, 0.06);
    position: relative;
}

.lp-course-loop .course-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(212, 175, 55, 0.2);
    border-color: rgba(212, 175, 55, 0.3);
}

.lp-course-loop .course-item .course-thumbnail {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 100%);
}

.lp-course-loop .course-item .course-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.lp-course-loop .course-item:hover .course-thumbnail img {
    transform: scale(1.05);
}

/* 课程级别标签 */
.lp-course-loop .course-item .course-level-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    color: #0a1628;
    font-size: 12px;
    font-weight: 700;
    border-radius: 20px;
    z-index: 2;
    letter-spacing: 0.5px;
}

.lp-course-loop .course-item .course-content {
    padding: 24px;
}

.lp-course-loop .course-item .course-title {
    font-size: 18px;
    font-weight: 700;
    color: #0a1628;
    margin: 0 0 12px 0;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.lp-course-loop .course-item:hover .course-title {
    color: #D4AF37;
}

.lp-course-loop .course-item .course-title a {
    color: inherit;
    text-decoration: none;
}

.lp-course-loop .course-item .course-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 48px;
}

.lp-course-loop .course-item .course-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid #f0f0f0;
}

.lp-course-loop .course-item .course-price {
    font-size: 22px;
    font-weight: 700;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lp-course-loop .course-item .course-price .price-symbol {
    font-size: 14px;
    margin-right: 2px;
}

.lp-course-loop .course-item .course-price .free-text {
    font-size: 18px;
    -webkit-text-fill-color: #D4AF37;
}

.lp-course-loop .course-item .course-btn {
    padding: 10px 20px;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 100%);
    color: #D4AF37 !important;
    font-size: 13px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.lp-course-loop .course-item:hover .course-btn {
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    color: #0a1628 !important;
    border-color: transparent;
}

/* ===== 课程详情页 ===== */
.single-lp_course #primary {
    width: 100% !important;
    float: none !important;
    max-width: 1200px;
    margin: 0 auto;
}

.single-lp_course .lp-course-buttons,
.single-lp_course .lp-single-course .course-summary-sidebar {
    display: none !important;
}

/* 课程Hero区 */
.single-lp_course .entry-header {
    display: none;
}

.zxs-course-hero {
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 50%, #0a1628 100%);
    padding: 80px 20px 60px;
    position: relative;
    overflow: hidden;
}

.zxs-course-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.zxs-course-hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.zxs-course-hero-inner {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.zxs-course-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(212, 175, 55, 0.15);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 20px;
    color: #D4AF37;
    font-size: 14px;
    margin-bottom: 20px;
}

.zxs-course-hero h1 {
    font-size: 42px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 16px 0;
    line-height: 1.3;
    background: linear-gradient(135deg, #fff 0%, #D4AF37 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.zxs-course-hero-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    max-width: 700px;
    margin-bottom: 30px;
}

.zxs-course-meta-row {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.zxs-course-meta-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
}

.zxs-course-meta-item .meta-icon {
    width: 36px;
    height: 36px;
    background: rgba(212, 175, 55, 0.15);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.zxs-course-price-block {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.zxs-course-price {
    font-size: 36px;
    font-weight: 700;
    color: #D4AF37;
}

.zxs-course-price .currency {
    font-size: 20px;
    margin-right: 4px;
}

.zxs-enroll-btn {
    display: inline-block;
    padding: 16px 48px;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    color: #0a1628;
    font-size: 16px;
    font-weight: 700;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.zxs-enroll-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.45);
    color: #0a1628;
}

/* ===== 课程内容区 ===== */
.zxs-course-body {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.zxs-course-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

@media (max-width: 900px) {
    .zxs-course-grid {
        grid-template-columns: 1fr;
    }
}

.zxs-course-section-title {
    font-size: 24px;
    font-weight: 700;
    color: #0a1628;
    margin: 0 0 20px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid #D4AF37;
    display: inline-block;
}

.zxs-course-desc p {
    font-size: 16px;
    color: #333;
    line-height: 1.9;
    margin-bottom: 16px;
}

/* ===== 课程大纲 ===== */
.zxs-curriculum-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.zxs-curriculum-section {
    margin-bottom: 20px;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
}

.zxs-curriculum-section-header {
    padding: 18px 24px;
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    border-bottom: 1px solid #e8e8e8;
    font-weight: 600;
    color: #0a1628;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.3s ease;
}

.zxs-curriculum-section-header:hover {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05) 0%, #fff 100%);
}

.zxs-curriculum-section-header .section-count {
    font-size: 13px;
    color: #999;
    font-weight: 400;
}

.zxs-curriculum-lessons {
    list-style: none;
    padding: 0;
    margin: 0;
}

.zxs-curriculum-lesson {
    padding: 14px 24px 14px 48px;
    border-bottom: 1px solid #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.2s ease;
    position: relative;
}

.zxs-curriculum-lesson:last-child {
    border-bottom: none;
}

.zxs-curriculum-lesson:hover {
    background: #fafafa;
}

.zxs-curriculum-lesson::before {
    content: '▶';
    position: absolute;
    left: 24px;
    font-size: 10px;
    color: #D4AF37;
}

.zxs-curriculum-lesson .lesson-title {
    font-size: 14px;
    color: #333;
    text-decoration: none;
    flex: 1;
}

.zxs-curriculum-lesson .lesson-title:hover {
    color: #D4AF37;
}

.zxs-curriculum-lesson .lesson-duration {
    font-size: 13px;
    color: #999;
    margin-left: 16px;
}

/* ===== 侧边栏信息卡片 ===== */
.zxs-course-sidebar-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 30px;
    position: sticky;
    top: 20px;
    border: 1px solid rgba(212, 175, 55, 0.15);
}

.zxs-sidebar-price {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid #f0f0f0;
}

.zxs-sidebar-price .label {
    font-size: 13px;
    color: #999;
    margin-bottom: 8px;
}

.zxs-sidebar-price .price {
    font-size: 36px;
    font-weight: 700;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.zxs-sidebar-info-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.zxs-sidebar-info-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px dashed #f0f0f0;
    font-size: 14px;
}

.zxs-sidebar-info-list li:last-child {
    border-bottom: none;
}

.zxs-sidebar-info-list .info-label {
    color: #999;
}

.zxs-sidebar-info-list .info-value {
    color: #0a1628;
    font-weight: 600;
}

.zxs-sidebar-btn {
    display: block;
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    color: #0a1628 !important;
    font-size: 16px;
    font-weight: 700;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.zxs-sidebar-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
    color: #0a1628 !important;
}

/* ===== 课程特色 ===== */
.zxs-course-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 30px 0;
}

.zxs-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: #f8f9fa;
    border-radius: 10px;
    border: 1px solid #eee;
}

.zxs-feature-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.zxs-feature-text {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

/* ===== 课时详情页视频区 ===== */
.single-lp_lesson .zxs-lesson-video-wrap {
    background: #000;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 30px;
    aspect-ratio: 16 / 9;
    position: relative;
}

.single-lp_lesson .zxs-lesson-video-wrap iframe {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    border: none;
}

/* ===== 筛选与排序 ===== */
.lp-archive-courses .lp-course-filter {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

/* ===== 底部CTA ===== */
.zxs-course-bottom-cta {
    clear: both;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 100%);
    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.zxs-course-bottom-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
}

.zxs-course-bottom-cta-inner {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.zxs-course-bottom-cta h2 {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 16px 0;
    background: linear-gradient(135deg, #fff 0%, #D4AF37 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.zxs-course-bottom-cta p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    margin: 0 0 30px 0;
    line-height: 1.8;
}

.zxs-course-bottom-cta .cta-btn {
    display: inline-block;
    padding: 18px 60px;
    background: linear-gradient(135deg, #D4AF37 0%, #b8941f 100%);
    color: #0a1628;
    font-size: 18px;
    font-weight: 700;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.35);
}

.zxs-course-bottom-cta .cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(212, 175, 55, 0.5);
}

/* === 隐藏LP原生课程信息条（紫色风格与品牌不匹配） === */
body.single-lp_course .course-meta-primary,
body.single-lp_course .course-meta-secondary,
body.single-lp_course .course-meta {
    display: none !important;
}

body.single-lp_course #learn-press-course {
    margin-top: 0 !important;
}