/* 糖心Vlog 主样式表 */
:root {
  --primary: #ff6b8a;
  --primary-dark: #e05070;
  --secondary: #ff9eb5;
  --accent: #ffccd5;
  --text: #333;
  --text-light: #666;
  --bg: #fff;
  --bg-light: #fff8f9;
  --bg-gray: #f5f5f5;
  --border: #eee;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(255,107,138,.12);
  --shadow-hover: 0 8px 32px rgba(255,107,138,.22);
  --font: 'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;}
a{color:var(--primary);text-decoration:none;transition:color .2s;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;height:auto;display:block;}
ul{list-style:none;}

/* Container */
.container{max-width:1200px;margin:0 auto;padding:0 20px;}

/* ===== Header ===== */
.site-header{background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.07);position:sticky;top:0;z-index:100;}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;}
.logo a{display:flex;align-items:center;gap:8px;font-size:22px;font-weight:700;color:var(--primary);}
.logo-icon{font-size:24px;color:var(--primary);}
.logo-text{letter-spacing:.5px;}
.main-nav ul{display:flex;gap:4px;}
.main-nav ul li a{padding:6px 12px;border-radius:6px;font-size:14px;color:var(--text);font-weight:500;transition:background .2s,color .2s;}
.main-nav ul li a:hover{background:var(--accent);color:var(--primary);}
.nav-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--primary);}

/* Search Bar */
.search-bar-wrap{background:var(--bg-light);border-top:1px solid var(--border);padding:10px 0;}
.search-form{display:flex;gap:8px;max-width:600px;}
.search-input{flex:1;padding:10px 16px;border:1.5px solid var(--secondary);border-radius:24px;font-size:15px;outline:none;transition:border-color .2s;}
.search-input:focus{border-color:var(--primary);}
.search-btn{padding:10px 22px;background:var(--primary);color:#fff;border:none;border-radius:24px;font-size:15px;cursor:pointer;transition:background .2s;}
.search-btn:hover{background:var(--primary-dark);}
.search-tip{margin-top:6px;font-size:13px;color:var(--text-light);padding:4px 8px;background:#fff;border-radius:6px;border:1px solid var(--border);}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff0f3 0%,#ffe4ec 50%,#fff8f9 100%);padding:70px 0 60px;}
.hero-inner{display:flex;align-items:center;gap:48px;}
.hero-content{flex:1;}
.hero-badge{display:inline-block;background:var(--primary);color:#fff;font-size:12px;padding:3px 12px;border-radius:20px;margin-bottom:16px;letter-spacing:1px;}
.hero h1{font-size:clamp(28px,4vw,46px);font-weight:800;line-height:1.2;color:var(--text);margin-bottom:16px;}
.hero h1 span{color:var(--primary);}
.hero-sub{font-size:17px;color:var(--text-light);margin-bottom:28px;max-width:500px;}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;}
.btn-primary{padding:13px 32px;background:var(--primary);color:#fff;border-radius:28px;font-size:16px;font-weight:600;box-shadow:0 4px 16px rgba(255,107,138,.35);transition:all .2s;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);color:#fff;}
.btn-outline{padding:13px 32px;border:2px solid var(--primary);color:var(--primary);border-radius:28px;font-size:16px;font-weight:600;transition:all .2s;}
.btn-outline:hover{background:var(--primary);color:#fff;}
.hero-image{flex:1;max-width:520px;}
.hero-image img{border-radius:20px;box-shadow:var(--shadow-hover);}
.hero-stats{display:flex;gap:32px;margin-top:32px;}
.stat-item{text-align:center;}
.stat-num{font-size:28px;font-weight:800;color:var(--primary);}
.stat-label{font-size:13px;color:var(--text-light);}

/* ===== Section Common ===== */
.section{padding:64px 0;}
.section-alt{background:var(--bg-light);}
.section-header{text-align:center;margin-bottom:48px;}
.section-header h2{font-size:clamp(22px,3vw,34px);font-weight:800;color:var(--text);margin-bottom:10px;}
.section-header h2 span{color:var(--primary);}
.section-header p{font-size:16px;color:var(--text-light);max-width:560px;margin:0 auto;}
.section-tag{display:inline-block;background:var(--accent);color:var(--primary);font-size:12px;padding:3px 12px;border-radius:20px;margin-bottom:10px;font-weight:600;}

/* ===== Video Cards ===== */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;}
.video-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;cursor:pointer;}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.video-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.video-card:hover .video-thumb img{transform:scale(1.06);}
.play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0);transition:background .25s;}
.video-card:hover .play-overlay{background:rgba(0,0,0,.35);}
.play-btn{width:56px;height:56px;background:rgba(255,255,255,.92);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transform:scale(.7);transition:opacity .25s,transform .25s;}
.video-card:hover .play-btn{opacity:1;transform:scale(1);}
.play-btn::after{content:'';border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent var(--primary);margin-left:4px;}
.video-meta{padding:14px 16px;}
.video-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.video-info{display:flex;gap:12px;font-size:13px;color:var(--text-light);}
.video-tag{display:inline-block;background:var(--accent);color:var(--primary);font-size:11px;padding:2px 8px;border-radius:10px;margin-top:6px;}

/* ===== Product Cards ===== */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;}
.product-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;}
.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.product-img{aspect-ratio:4/3;overflow:hidden;}
.product-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.product-card:hover .product-img img{transform:scale(1.05);}
.product-info{padding:16px;}
.product-name{font-size:16px;font-weight:700;color:var(--text);margin-bottom:6px;}
.product-desc{font-size:14px;color:var(--text-light);}

/* ===== Story ===== */
.story-inner{display:flex;align-items:center;gap:56px;}
.story-img{flex:1;max-width:480px;}
.story-img img{border-radius:20px;box-shadow:var(--shadow);}
.story-content{flex:1;}
.story-content h2{font-size:clamp(22px,3vw,32px);font-weight:800;margin-bottom:16px;}
.story-content p{font-size:16px;color:var(--text-light);margin-bottom:16px;line-height:1.8;}
.story-highlights{display:flex;gap:24px;margin-top:24px;flex-wrap:wrap;}
.highlight-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text);}
.highlight-icon{width:36px;height:36px;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;}

/* ===== Reviews ===== */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;}
.review-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border-left:4px solid var(--primary);}
.review-stars{color:#ffc107;font-size:16px;margin-bottom:10px;}
.review-text{font-size:15px;color:var(--text);margin-bottom:14px;line-height:1.7;}
.review-user{font-size:14px;font-weight:600;color:var(--primary);}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto;}
.faq-item{background:#fff;border-radius:var(--radius);margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden;}
.faq-q{padding:18px 24px;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .2s;}
.faq-q:hover{background:var(--bg-light);}
.faq-q::after{content:'+';font-size:22px;color:var(--primary);transition:transform .25s;}
.faq-item.open .faq-q::after{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .25s;}
.faq-item.open .faq-a{max-height:300px;padding:0 24px 18px;}
.faq-a p{font-size:15px;color:var(--text-light);line-height:1.7;}

/* ===== Scenes ===== */
.scenes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{background:linear-gradient(135deg,var(--accent),#fff);border-radius:var(--radius);padding:32px 24px;text-align:center;box-shadow:var(--shadow);transition:transform .25s;}
.scene-card:hover{transform:translateY(-4px);}
.scene-icon{font-size:40px;margin-bottom:14px;}
.scene-title{font-size:18px;font-weight:700;color:var(--text);margin-bottom:8px;}
.scene-desc{font-size:14px;color:var(--text-light);}

/* ===== Media ===== */
.media-grid{display:flex;gap:24px;flex-wrap:wrap;justify-content:center;}
.media-card{background:#fff;border-radius:var(--radius);padding:24px 32px;box-shadow:var(--shadow);text-align:center;min-width:200px;}
.media-name{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:8px;}
.media-desc{font-size:14px;color:var(--text-light);}

/* ===== Guide ===== */
.guide-steps{display:flex;gap:0;counter-reset:step;flex-wrap:wrap;justify-content:center;}
.guide-step{flex:1;min-width:180px;text-align:center;padding:24px 16px;position:relative;}
.guide-step::after{content:'→';position:absolute;right:-12px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--secondary);}
.guide-step:last-child::after{display:none;}
.step-num{width:48px;height:48px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin:0 auto 12px;}
.step-text{font-size:15px;font-weight:600;color:var(--text);}

/* ===== Inner Page ===== */
.page-hero{background:linear-gradient(135deg,#fff0f3,#ffe4ec);padding:48px 0 36px;text-align:center;}
.page-hero h1{font-size:clamp(24px,3vw,38px);font-weight:800;color:var(--text);margin-bottom:10px;}
.page-hero h1 span{color:var(--primary);}
.page-hero p{font-size:16px;color:var(--text-light);}
.breadcrumb{font-size:13px;color:var(--text-light);margin-bottom:12px;}
.breadcrumb a{color:var(--primary);}
.page-content{padding:48px 0;}
.content-grid{display:grid;grid-template-columns:1fr 300px;gap:40px;}
.content-main{}
.content-sidebar{}
.sidebar-card{background:#fff;border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:20px;}
.sidebar-card h3{font-size:16px;font-weight:700;color:var(--text);margin-bottom:12px;border-bottom:2px solid var(--accent);padding-bottom:8px;}
.sidebar-card ul li{padding:6px 0;border-bottom:1px solid var(--border);font-size:14px;}
.sidebar-card ul li a{color:var(--text-light);}
.sidebar-card ul li a:hover{color:var(--primary);}

/* ===== Article ===== */
.article-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:24px;display:flex;gap:0;transition:box-shadow .25s;}
.article-card:hover{box-shadow:var(--shadow-hover);}
.article-img{width:220px;flex-shrink:0;}
.article-img img{width:100%;height:100%;object-fit:cover;}
.article-body{padding:20px 24px;flex:1;}
.article-tag{display:inline-block;background:var(--accent);color:var(--primary);font-size:12px;padding:2px 10px;border-radius:10px;margin-bottom:8px;}
.article-title{font-size:18px;font-weight:700;color:var(--text);margin-bottom:8px;}
.article-title a{color:var(--text);}
.article-title a:hover{color:var(--primary);}
.article-desc{font-size:14px;color:var(--text-light);margin-bottom:12px;line-height:1.6;}
.article-meta{font-size:13px;color:#aaa;display:flex;gap:16px;}

/* ===== Download ===== */
.download-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;}
.download-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);text-align:center;transition:transform .25s;}
.download-card:hover{transform:translateY(-4px);}
.download-icon{font-size:48px;margin-bottom:14px;}
.download-name{font-size:18px;font-weight:700;color:var(--text);margin-bottom:8px;}
.download-desc{font-size:14px;color:var(--text-light);margin-bottom:16px;}
.download-btn{display:inline-block;padding:10px 28px;background:var(--primary);color:#fff;border-radius:20px;font-size:14px;font-weight:600;transition:background .2s;}
.download-btn:hover{background:var(--primary-dark);color:#fff;}

/* ===== Footer ===== */
.site-footer{background:#1a1a2e;color:#ccc;padding:48px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:40px;}
.footer-logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;color:#fff;margin-bottom:12px;}
.footer-desc{font-size:14px;color:#aaa;line-height:1.7;margin-bottom:10px;}
.footer-domain{font-size:13px;color:#888;}
.footer-links h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links ul li{padding:5px 0;}
.footer-links ul li a{font-size:14px;color:#aaa;transition:color .2s;}
.footer-links ul li a:hover{color:var(--primary);}
.footer-contact h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-contact p{font-size:14px;color:#aaa;margin-bottom:6px;}
.social-links{display:flex;gap:10px;margin-top:14px;}
.social-btn{padding:6px 16px;border:1px solid #444;border-radius:16px;font-size:13px;color:#aaa;transition:all .2s;}
.social-btn:hover{border-color:var(--primary);color:var(--primary);}
.footer-bottom{border-top:1px solid #333;padding:20px 0;text-align:center;}
.footer-copyright{font-size:13px;color:#666;margin-bottom:4px;}
.footer-seo{font-size:12px;color:#555;}

/* ===== Responsive ===== */
@media(max-width:992px){
  .hero-inner{flex-direction:column;text-align:center;}
  .hero-image{max-width:100%;}
  .hero-btns{justify-content:center;}
  .hero-stats{justify-content:center;}
  .story-inner{flex-direction:column;}
  .story-img{max-width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .content-grid{grid-template-columns:1fr;}
  .scenes-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:768px){
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;box-shadow:0 4px 16px rgba(0,0,0,.1);padding:16px 20px;}
  .main-nav.open{display:block;}
  .main-nav ul{flex-direction:column;gap:0;}
  .main-nav ul li a{display:block;padding:10px 0;border-bottom:1px solid var(--border);}
  .nav-toggle{display:block;}
  .header-inner{position:relative;}
  .scenes-grid{grid-template-columns:1fr;}
  .article-card{flex-direction:column;}
  .article-img{width:100%;height:180px;}
  .footer-grid{grid-template-columns:1fr;}
  .guide-steps{flex-direction:column;align-items:center;}
  .guide-step::after{content:'↓';right:auto;top:auto;bottom:-14px;left:50%;transform:translateX(-50%);}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr;}
  .product-grid{grid-template-columns:1fr;}
  .hero-stats{gap:16px;}
  .stat-num{font-size:22px;}
}