/* ==========================================
   糖心Vlog 主样式文件
   ========================================== */

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

:root {
    --primary: #e8547a;
    --primary-light: #f7a8bb;
    --primary-dark: #c93060;
    --secondary: #ff8fab;
    --accent: #ffd6e0;
    --bg-light: #fff9fb;
    --text-dark: #2d2d2d;
    --text-mid: #555;
    --text-light: #888;
    --white: #ffffff;
    --border: #f0d4db;
    --shadow: rgba(232, 84, 122, 0.12);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s ease;
    --font-main: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

/* ==========================================
   公共工具类
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 12px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
    margin: 12px auto 0;
}

.section-subtitle {
    text-align: center;
    color: var(--text-mid);
    font-size: 1rem;
    margin-bottom: 50px;
}

.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: 0 4px 20px var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(232, 84, 122, 0.3);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

.tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--accent);
    color: var(--primary-dark);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ==========================================
   顶部公告栏
   ========================================== */
.top-bar {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    color: var(--white);
    text-align: center;
    padding: 8px 20px;
    font-size: 0.875rem;
}

/* ==========================================
   导航栏
   ========================================== */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
}

.navbar-logo img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

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

.navbar-nav a {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--text-dark);
    transition: all var(--transition);
    font-weight: 500;
}

.navbar-nav a:hover,
.navbar-nav a.active {
    background: var(--accent);
    color: var(--primary);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all var(--transition);
}

/* ==========================================
   搜索框
   ========================================== */
.search-bar-wrap {
    background: var(--bg-light);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px;
}

.search-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-form {
    display: flex;
    align-items: center;
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: 50px;
    padding: 8px 20px;
    flex: 1;
    max-width: 600px;
    transition: border-color var(--transition);
}

.search-form:focus-within {
    border-color: var(--primary);
}

.search-form input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 0.95rem;
    color: var(--text-dark);
    background: transparent;
    font-family: var(--font-main);
}

.search-form input::placeholder {
    color: var(--text-light);
}

.search-form button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--primary);
    font-size: 1.1rem;
    padding: 0 4px;
    display: flex;
    align-items: center;
}

.search-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.search-tags span {
    font-size: 0.8rem;
    color: var(--text-light);
}

.search-tags a {
    font-size: 0.8rem;
    color: var(--primary);
    background: var(--accent);
    padding: 3px 10px;
    border-radius: 50px;
    transition: all var(--transition);
}

.search-tags a:hover {
    background: var(--primary);
    color: var(--white);
}

/* ==========================================
   Hero 主视觉
   ========================================== */
.hero {
    position: relative;
    min-height: 560px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #fff0f5 0%, #ffe4ec 50%, #ffd6e0 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--white);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 2px 12px var(--shadow);
}

.hero-badge::before {
    content: '▶';
    font-size: 0.7rem;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 900;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.hero h1 span {
    color: var(--primary);
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-mid);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.hero-stat-item {
    text-align: center;
}

.hero-stat-item .num {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.hero-stat-item .label {
    font-size: 0.85rem;
    color: var(--text-light);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-img-wrap {
    position: relative;
    width: 420px;
    height: 320px;
}

.hero-img-main {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(232, 84, 122, 0.25);
}

.hero-img-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 12px 20px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-img-badge .icon {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.hero-img-badge .text strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
}

.hero-img-badge .text span {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* ==========================================
   视频卡片区域
   ========================================== */
.video-section {
    background: var(--bg-light);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.video-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transition: all var(--transition);
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(232, 84, 122, 0.18);
}

.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #f0f0f0;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.video-card:hover .video-thumb img {
    transform: scale(1.05);
}

.video-play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0);
    transition: background var(--transition);
    opacity: 0;
}

.video-card:hover .video-play-btn {
    opacity: 1;
    background: rgba(0,0,0,0.35);
}

.play-icon {
    width: 56px;
    height: 56px;
    background: rgba(255,255,255,0.92);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8);
    transition: transform var(--transition);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.video-card:hover .play-icon {
    transform: scale(1);
}

.play-icon::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 0 10px 18px;
    border-color: transparent transparent transparent var(--primary);
    margin-left: 4px;
}

.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    color: var(--white);
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
}

.video-info {
    padding: 14px 16px;
}

.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.video-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-light);
}

.video-stats {
    display: flex;
    gap: 12px;
}

.video-stats span {
    display: flex;
    align-items: center;
    gap: 3px;
}

/* ==========================================
   品牌故事
   ========================================== */
.story-section {
    background: var(--white);
}

.story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.story-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

.story-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.story-content .tag {
    margin-bottom: 16px;
}

.story-content h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.3;
}

.story-content p {
    color: var(--text-mid);
    margin-bottom: 16px;
    line-height: 1.9;
}

.story-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 28px;
}

.story-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-light);
    border-radius: var(--radius);
}

.story-feature .icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.story-feature h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.story-feature p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 0;
}

/* ==========================================
   产品展示
   ========================================== */
.products-section {
    background: var(--bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transition: all var(--transition);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(232, 84, 122, 0.15);
}

.product-img {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.product-card:hover .product-img img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 50px;
}

.product-info {
    padding: 16px;
}

.product-name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.product-desc {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 12px;
}

.product-stats {
    display: flex;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--text-light);
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.product-stats span {
    display: flex;
    align-items: center;
    gap: 3px;
}

/* ==========================================
   推荐场景
   ========================================== */
.scene-section {
    background: var(--white);
}

.scene-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.scene-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3/4;
    cursor: pointer;
}

.scene-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.scene-card:hover img {
    transform: scale(1.08);
}

.scene-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    color: var(--white);
}

.scene-overlay h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.scene-overlay p {
    font-size: 0.875rem;
    opacity: 0.85;
}

/* ==========================================
   用户口碑
   ========================================== */
.reviews-section {
    background: var(--bg-light);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
    transition: all var(--transition);
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(232, 84, 122, 0.12);
}

.review-stars {
    color: #ffc107;
    font-size: 1rem;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.review-content {
    font-size: 0.9rem;
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 16px;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.review-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    flex-shrink: 0;
}

.review-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
}

.review-date {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* ==========================================
   媒体/达人推荐
   ========================================== */
.media-section {
    background: var(--white);
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.media-card {
    background: var(--bg-light);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    transition: all var(--transition);
    border: 2px solid transparent;
}

.media-card:hover {
    border-color: var(--primary-light);
    background: var(--white);
    box-shadow: 0 8px 24px var(--shadow);
}

.media-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.media-name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.media-platform {
    font-size: 0.8rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.media-quote {
    font-size: 0.875rem;
    color: var(--text-mid);
    line-height: 1.7;
    font-style: italic;
}

.media-followers {
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-light);
}

.media-followers strong {
    color: var(--primary);
}

/* ==========================================
   购买指南
   ========================================== */
.guide-section {
    background: linear-gradient(135deg, #fff0f5, #ffe4ec);
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.guide-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-light), var(--secondary));
    z-index: 0;
}

.guide-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-num {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.8rem;
    box-shadow: 0 4px 16px var(--shadow);
}

.guide-step h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.guide-step p {
    font-size: 0.875rem;
    color: var(--text-mid);
}

/* ==========================================
   FAQ
   ========================================== */
.faq-section {
    background: var(--white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all var(--transition);
}

.faq-item.active {
    border-color: var(--primary-light);
    box-shadow: 0 4px 16px var(--shadow);
}

.faq-question {
    padding: 18px 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-dark);
    user-select: none;
    background: var(--white);
    transition: background var(--transition);
}

.faq-item.active .faq-question {
    background: var(--bg-light);
    color: var(--primary);
}

.faq-question .arrow {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--primary);
    transition: transform var(--transition);
    flex-shrink: 0;
}

.faq-item.active .faq-question .arrow {
    transform: rotate(180deg);
    background: var(--primary);
    color: var(--white);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 24px;
    font-size: 0.9rem;
    color: var(--text-mid);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 16px 24px 20px;
}

/* ==========================================
   联系我们
   ========================================== */
.contact-section {
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--text-mid);
    margin-bottom: 28px;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.contact-item .icon {
    width: 44px;
    height: 44px;
    background: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-item .text strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.contact-item .text span {
    font-size: 0.85rem;
    color: var(--text-light);
}

.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.contact-form-wrap h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: var(--font-main);
    color: var(--text-dark);
    background: var(--bg-light);
    transition: border-color var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: var(--white);
}

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

/* ==========================================
   页脚
   ========================================== */
.footer {
    background: #1a1a2e;
    color: #ccc;
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 14px;
}

.footer-brand .logo img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #999;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.social-btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: #ccc;
    transition: all var(--transition);
    cursor: pointer;
}

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

.footer-col h4 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #999;
    font-size: 0.875rem;
    transition: color var(--transition);
}

.footer-col ul li a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: #666;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-bottom a {
    color: #888;
    transition: color var(--transition);
}

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

/* ==========================================
   面包屑
   ========================================== */
.breadcrumb {
    background: var(--bg-light);
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.breadcrumb-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-light);
}

.breadcrumb-inner a {
    color: var(--primary);
    transition: opacity var(--transition);
}

.breadcrumb-inner a:hover {
    opacity: 0.75;
}

.breadcrumb-inner .sep {
    color: var(--border);
}

/* ==========================================
   内页通用
   ========================================== */
.page-hero {
    background: linear-gradient(135deg, #fff0f5, #ffe4ec);
    padding: 60px 0;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.page-hero p {
    font-size: 1rem;
    color: var(--text-mid);
    max-width: 600px;
    margin: 0 auto;
}

.page-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

/* 内页卡片 */
.inner-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    margin-bottom: 24px;
    border-left: 4px solid var(--primary);
}

.inner-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.inner-card p {
    color: var(--text-mid);
    line-height: 1.8;
    font-size: 0.9rem;
}

/* ==========================================
   搜索结果提示
   ========================================== */
.search-tip {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    font-size: 0.875rem;
    color: var(--text-mid);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    z-index: 100;
    margin-top: 4px;
}

.search-form-wrap {
    position: relative;
}

/* ==========================================
   响应式
   ========================================== */
@media (max-width: 1024px) {
    .video-grid,
    .products-grid,
    .reviews-grid,
    .media-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .guide-steps::before {
        display: none;
    }

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

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-visual {
        display: none;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .story-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

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

    .navbar-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 16px;
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    }

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

    .hamburger {
        display: flex;
    }

    .navbar-actions .btn {
        display: none;
    }

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

    .section {
        padding: 50px 0;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .search-tags {
        display: none;
    }
}

@media (max-width: 480px) {
    .video-grid,
    .products-grid,
    .reviews-grid,
    .media-grid,
    .guide-steps {
        grid-template-columns: 1fr;
    }

    .story-features {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   动画
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* ==========================================
   滚动条美化
   ========================================== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}