/* ============================================
   糖心vlog · 站点样式（第79套）
   主色 #f59e0b · 浅色背景 · 大圆角 / 微阴影 / 渐变 / 粒子
   ============================================ */
:root{
  --primary:#f59e0b;
  --primary-deep:#d97706;
  --primary-soft:#fef3c7;
  --bg:#fdfaf3;
  --bg-alt:#fff8e8;
  --card:#ffffff;
  --text:#43372a;
  --muted:#8a7b64;
  --line:#f0e6d5;
  --shadow:0 8px 24px rgba(180,120,20,.10);
  --shadow-lg:0 16px 34px rgba(180,120,20,.18);
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Arial,sans-serif;
  background-color:var(--bg);
  background-image:radial-gradient(rgba(245,158,11,.045) 1px,transparent 1px);
  background-size:26px 26px;
  color:var(--text);
  line-height:1.6;
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- 按钮 ---------- */
.btn{border:none;cursor:pointer;display:inline-block;border-radius:999px;padding:10px 24px;font-size:14px;font-weight:600;background:var(--primary);color:#fff;transition:all .2s}
.btn:hover{background:var(--primary-deep);transform:translateY(-1px)}
.btn-ghost{background:transparent;border:1.5px solid var(--primary);color:var(--primary-deep)}
.btn-ghost:hover{background:var(--primary-soft)}
.btn-white{background:#fff;color:var(--primary-deep)}
.btn-white:hover{background:#fff7e6;transform:translateY(-2px);box-shadow:0 10px 22px rgba(120,60,0,.25)}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,252,246,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:8px;font-size:22px;font-weight:800;color:var(--text)}
.logo .logo-emoji{font-size:28px}
.nav-links{display:flex;gap:22px}
.nav-links a{font-size:15px;color:var(--muted);font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--primary-deep)}
.nav-actions{display:flex;gap:10px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#f59e0b 0%,#fbbf24 46%,#fb923c 100%);color:#fff;padding:86px 0 66px;text-align:center}
.particles{position:absolute;inset:0;pointer-events:none}
.particle{position:absolute;bottom:-20px;border-radius:50%;background:rgba(255,255,255,.55);opacity:0;animation:floatUp linear infinite}
@keyframes floatUp{
  0%{transform:translateY(0) scale(1);opacity:0}
  12%{opacity:.85}
  100%{transform:translateY(-112vh) scale(.55);opacity:0}
}
.hero h1{font-size:44px;font-weight:900;letter-spacing:2px;margin-bottom:14px;text-shadow:0 4px 18px rgba(120,60,0,.28)}
.hero .sub{font-size:17px;max-width:660px;margin:0 auto 30px;opacity:.96}
.search-box{display:flex;max-width:560px;margin:0 auto 36px;background:#fff;border-radius:999px;padding:7px;box-shadow:0 14px 32px rgba(150,80,0,.28)}
.search-box input{flex:1;min-width:0;border:none;outline:none;padding:0 20px;font-size:15px;background:transparent;color:var(--text)}
.search-box button{border:none;background:var(--primary);color:#fff;border-radius:999px;padding:11px 26px;font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap}
.search-box button:hover{background:var(--primary-deep)}
.hero-stats{display:flex;justify-content:center;gap:60px;flex-wrap:wrap}
.hero-stats .stat b{font-size:30px;font-weight:800;display:block}
.hero-stats .stat span{font-size:14px;opacity:.92}

/* ---------- 通用区块 ---------- */
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-head{text-align:center;margin-bottom:36px}
.section-tag{display:inline-block;background:var(--primary-soft);color:var(--primary-deep);font-size:13px;font-weight:700;border-radius:999px;padding:5px 16px;margin-bottom:10px}
.section-head h2{font-size:30px;font-weight:800}
.section-head p{color:var(--muted);margin-top:8px;font-size:15px}

/* ---------- 视频卡片 ---------- */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.video-card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#f3e3c4}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .cover img{transform:scale(1.06)}
.play-btn{position:absolute;inset:0;margin:auto;width:54px;height:54px;border-radius:50%;background:rgba(0,0,0,.45);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;transition:transform .25s}
.video-card:hover .play-btn{transform:scale(1.1)}
.duration{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.7);color:#fff;font-size:12px;padding:3px 8px;border-radius:6px}
.card-body{padding:14px 16px 16px}
.card-title{font-size:15.5px;font-weight:700;line-height:1.45;height:2.9em;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.card-desc{font-size:13px;color:var(--muted);margin:8px 0 12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.creator-row{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted)}
.creator-row img{width:26px;height:26px;border-radius:50%;object-fit:cover}
.creator-row .cname{color:var(--text);font-weight:600;max-width:5.5em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.creator-row .meta{margin-left:auto;display:flex;gap:8px;white-space:nowrap}
.more-wrap{text-align:center;margin-top:32px}

/* ---------- 明星创作者 ---------- */
.creator-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.creator-card{position:relative;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);text-align:center;padding:26px 14px;transition:transform .25s}
.creator-card:hover{transform:translateY(-6px)}
.creator-card .avatar{width:84px;height:84px;border-radius:50%;margin:0 auto 12px;border:4px solid var(--primary-soft)}
.star-badge{position:absolute;top:14px;right:14px;font-size:18px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}
.creator-card h3{font-size:16px;font-weight:700}
.creator-card p{font-size:13px;color:var(--muted);margin-top:4px}
.creator-card .fans{margin-top:10px;display:inline-block;background:var(--primary-soft);color:var(--primary-deep);border-radius:999px;padding:4px 14px;font-size:12.5px;font-weight:700}

/* ---------- 平台特色 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature-card{background:var(--card);border-radius:var(--radius);padding:28px 22px;box-shadow:var(--shadow);text-align:center;transition:transform .25s}
.feature-card:hover{transform:translateY(-6px)}
.feature-card .fi{font-size:40px}
.feature-card h3{margin:12px 0 8px;font-size:17px}
.feature-card p{font-size:13.5px;color:var(--muted)}

/* ---------- 数据统计带 ---------- */
.stats-band{background:linear-gradient(135deg,#b45309,#f59e0b 55%,#fbbf24);color:#fff;border-radius:26px;padding:46px 20px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center;box-shadow:0 18px 40px rgba(180,100,0,.28)}
.stats-band b{font-size:38px;font-weight:900;display:block}
.stats-band span{font-size:14px;opacity:.95}

/* ---------- 用户评价 ---------- */
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.testimonial-card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.t-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.t-head img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.t-head h3{font-size:15px}
.t-head span{font-size:12.5px;color:var(--muted)}
.stars{color:#f59e0b;letter-spacing:2px;margin-bottom:10px}
.testimonial-card p{font-size:14px;line-height:1.75}

/* ---------- 成功故事 ---------- */
.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.story-card{position:relative;background:var(--card);border-radius:var(--radius);padding:30px 24px;box-shadow:var(--shadow);border-top:5px solid var(--primary)}
.story-card .num{position:absolute;top:16px;right:20px;font-size:34px;font-weight:900;color:var(--primary-soft);line-height:1}
.story-card h3{font-size:17px;margin-bottom:10px;padding-right:44px}
.story-card p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- APP 展示 ---------- */
.app-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.app-title{font-size:30px;font-weight:800;margin:10px 0 8px}
.app-sub{color:var(--muted);font-size:15px;max-width:480px}
.app-points{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.app-point{display:flex;gap:12px;background:var(--card);border-radius:16px;padding:16px;box-shadow:var(--shadow)}
.app-point .ai{font-size:26px}
.app-point h4{font-size:15px;margin-bottom:4px}
.app-point p{font-size:12.5px;color:var(--muted)}
.phone-wrap{display:flex;justify-content:center}
.phone{width:270px;height:560px;background:#1f2937;border-radius:44px;padding:12px;box-shadow:0 30px 60px rgba(120,70,0,.32);position:relative}
.phone .notch{position:absolute;top:16px;left:50%;transform:translateX(-50%);width:120px;height:22px;background:#1f2937;border-radius:0 0 16px 16px;z-index:2}
.phone .screen{width:100%;height:100%;border-radius:32px;overflow:hidden;background:#fff}
.phone .screen img{width:100%;height:100%;object-fit:cover}

/* ---------- 页脚 ---------- */
.site-footer{background:#2b2115;color:#e8dcc8;margin-top:70px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding:54px 0 40px}
.f-logo{font-size:22px;font-weight:800;color:#fff;display:flex;align-items:center;gap:8px}
.f-desc{font-size:13.5px;color:#b7a88c;margin-top:12px;max-width:300px;line-height:1.8}
.footer-top h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-top li{margin-bottom:10px}
.footer-top a{color:#b7a88c;font-size:13.5px;transition:color .2s}
.footer-top a:hover{color:#f59e0b}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;text-align:center;font-size:13px;color:#9d8d70}

/* ---------- 内页 ---------- */
.page-hero{background:linear-gradient(135deg,#f59e0b,#fbbf24);color:#fff;padding:54px 0;text-align:center}
.page-hero h1{font-size:34px;font-weight:900}
.page-hero p{opacity:.96;margin-top:8px;font-size:15px}
.filter-bar{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:30px}
.filter-bar button{border:1.5px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:8px 22px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s}
.filter-bar button:hover{border-color:var(--primary);color:var(--primary-deep)}
.filter-bar button.active{background:var(--primary);border-color:var(--primary);color:#fff}
.story-split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.story-img img{width:100%;border-radius:22px;box-shadow:var(--shadow-lg)}
.story-split h2{font-size:26px;font-weight:800;margin:10px 0 16px}
.story-split p{color:var(--muted);font-size:15px;margin-bottom:14px;line-height:1.85}
.cta-card{background:linear-gradient(135deg,#f59e0b,#fb923c);border-radius:26px;color:#fff;text-align:center;padding:56px 24px;box-shadow:0 18px 40px rgba(180,100,0,.3)}
.cta-card h2{font-size:28px;font-weight:900}
.cta-card p{margin:12px auto 26px;opacity:.96;max-width:520px;font-size:15px}

/* ---------- 响应式 ---------- */
@media (max-width:1020px){
  .video-grid{grid-template-columns:repeat(3,1fr)}
  .creator-grid{grid-template-columns:repeat(3,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:repeat(2,1fr);gap:26px 12px}
}
@media (max-width:900px){
  .nav-inner{height:auto;padding:12px 0;flex-wrap:wrap}
  .nav-links{order:3;width:100%;overflow-x:auto;padding-top:8px;gap:18px}
  .nav-links a{white-space:nowrap}
  .hero{padding:58px 0 48px}
  .hero h1{font-size:28px}
  .hero .sub{font-size:15px}
  .hero-stats{gap:30px}
  .hero-stats .stat b{font-size:24px}
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .testimonial-grid{grid-template-columns:1fr}
  .story-grid{grid-template-columns:1fr}
  .app-wrap{grid-template-columns:1fr;gap:40px}
  .story-split{grid-template-columns:1fr;gap:28px}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .phone{width:230px;height:490px}
  .search-box input{padding:0 14px;font-size:14px}
  .search-box button{padding:11px 18px}
  .stats-band b{font-size:28px}
}