/* ============================================================
   糖心vlog · 主题样式
   朗诵主题 · 主色 #ff6fae · 深色背景
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#ff6fae;
  --primary-deep:#e8559a;
  --accent:#c94bff;
  --bg:#171020;
  --bg-alt:#1b1226;
  --card:#231831;
  --card-hover:#2b1d3c;
  --text:#f7eef5;
  --muted:#b9a6c2;
  --border:rgba(255,255,255,.07);
  --radius:20px;
  --shadow:0 14px 34px rgba(0,0,0,.35);
  --grad:linear-gradient(135deg,#ff6fae,#c94bff);
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 420px at 85% -10%,rgba(255,111,174,.14),transparent 60%),
    radial-gradient(700px 380px at 0% 15%,rgba(201,75,255,.10),transparent 60%);
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:rgba(255,111,174,.4)}
.container{width:min(1200px,92%);margin:0 auto;position:relative;z-index:1}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(23,16,32,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;gap:22px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;white-space:nowrap}
.logo-emoji{font-size:26px}
.logo-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;gap:6px;flex:1;justify-content:center;flex-wrap:wrap}
.nav-links a{padding:8px 12px;border-radius:999px;color:var(--muted);font-size:14px;transition:.25s}
.nav-links a:hover{color:var(--text);background:rgba(255,111,174,.12)}
.nav-links a.active{color:#fff;background:var(--grad);box-shadow:0 6px 18px rgba(255,111,174,.35)}
.nav-auth{display:flex;gap:10px;white-space:nowrap}
.btn-ghost{padding:8px 18px;border-radius:999px;border:1px solid rgba(255,111,174,.5);color:var(--primary);font-size:14px;transition:.25s}
.btn-ghost:hover{background:rgba(255,111,174,.12)}
.btn-primary{padding:8px 18px;border-radius:999px;background:var(--grad);color:#fff;font-size:14px;font-weight:700;box-shadow:0 6px 18px rgba(255,111,174,.35);transition:.25s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,111,174,.45)}
@media(max-width:900px){.nav-links{display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;padding:96px 0 84px;overflow:hidden;background:linear-gradient(160deg,rgba(255,111,174,.16),rgba(23,16,32,0) 45%,rgba(201,75,255,.10))}
.hero-inner{text-align:center}
.hero-title{font-size:clamp(30px,4.6vw,54px);font-weight:900;letter-spacing:1px;margin-bottom:18px}
.hero-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{color:var(--muted);font-size:clamp(15px,1.6vw,18px);max-width:640px;margin:0 auto 34px}
.search-box{display:flex;max-width:560px;margin:0 auto 40px;background:rgba(255,255,255,.07);border:1px solid rgba(255,111,174,.4);border-radius:999px;padding:6px 6px 6px 22px;backdrop-filter:blur(8px)}
.search-box input{flex:1;background:transparent;border:none;outline:none;color:var(--text);font-size:15px;min-width:0}
.search-box input::placeholder{color:var(--muted)}
.search-box button{width:46px;height:46px;border:none;border-radius:50%;background:var(--grad);font-size:18px;cursor:pointer;display:grid;place-items:center;transition:.25s}
.search-box button:hover{transform:scale(1.06)}
.hero-stats{display:flex;justify-content:center;gap:56px;flex-wrap:wrap}
.hstat{text-align:center}
.hstat-num{display:block;font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hstat-label{color:var(--muted);font-size:14px}

/* ---------- 漂浮粒子 ---------- */
#particles{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.particle{position:absolute;bottom:-12px;border-radius:50%;background:radial-gradient(circle,rgba(255,111,174,.9),rgba(255,111,174,.15));opacity:0;animation:rise linear infinite}
@keyframes rise{
  0%{transform:translateY(0) scale(1);opacity:0}
  12%{opacity:.85}
  100%{transform:translateY(-70vh) scale(.4);opacity:0}
}

/* ---------- 通用区块 ---------- */
.section{padding:76px 0}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:30px}
.section-title{font-size:clamp(22px,2.6vw,30px);font-weight:800;position:relative;padding-left:16px}
.section-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:6px;height:26px;border-radius:4px;background:var(--grad)}
.section-more{color:var(--primary);font-size:14px;white-space:nowrap}
.section-more:hover{text-decoration:underline}

/* ---------- 视频卡片 ---------- */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
@media(max-width:1100px){.video-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:820px){.video-grid{grid-template-columns:repeat(2,1fr)}}
.video-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s,border-color .3s}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,111,174,.35)}
.video-cover{position:relative;display:block;aspect-ratio:16/9;overflow:hidden}
.video-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-card:hover .video-cover img{transform:scale(1.06)}
.play-btn{position:absolute;inset:0;margin:auto;width:52px;height:52px;display:grid;place-items:center;border-radius:50%;background:rgba(255,111,174,.9);color:#fff;font-size:20px;padding-left:4px;opacity:0;transform:scale(.8);transition:.3s}
.video-card:hover .play-btn{opacity:1;transform:scale(1)}
.duration{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.72);padding:2px 8px;border-radius:6px;font-size:12px;font-weight:700}
.video-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.video-title{font-size:15px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-desc{color:var(--muted);font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.video-meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-top:auto}
.meta-avatar{width:26px;height:26px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,111,174,.55)}
.meta-name{color:var(--text);font-weight:600}
.meta-stats{margin-left:auto;white-space:nowrap}

/* ---------- 明星创作者 ---------- */
.creator-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:820px){.creator-grid{grid-template-columns:repeat(2,1fr)}}
.creator-card{position:relative;text-align:center;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:34px 20px 26px;transition:.3s}
.creator-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,111,174,.35)}
.star-badge{position:absolute;top:16px;right:18px;font-size:22px;filter:drop-shadow(0 0 8px rgba(255,209,102,.7))}
.creator-avatar{width:86px;height:86px;border-radius:50%;margin:0 auto 14px;border:3px solid var(--primary);padding:3px;background:var(--bg-alt);object-fit:cover}
.creator-card h3{font-size:18px;margin-bottom:6px}
.creator-card p{color:var(--muted);font-size:13px;min-height:40px;margin-bottom:10px}
.fans{display:inline-block;padding:4px 14px;border-radius:999px;background:rgba(255,111,174,.14);color:var(--primary);font-size:13px;font-weight:700}

/* ---------- 平台特色 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:820px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:26px 24px;transition:.3s}
.feature-card:hover{border-color:rgba(255,111,174,.4);transform:translateY(-4px)}
.feature-icon{width:54px;height:54px;display:grid;place-items:center;font-size:26px;border-radius:16px;background:rgba(255,111,174,.14);margin-bottom:16px}
.feature-card h3{font-size:17px;margin-bottom:8px}
.feature-card p{color:var(--muted);font-size:13.5px}

/* ---------- 数据统计 ---------- */
.stats-band{background:linear-gradient(135deg,rgba(255,111,174,.16),rgba(201,75,255,.13));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
@media(max-width:820px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.stat-num{display:block;font-size:clamp(30px,4vw,44px);font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-label{color:var(--muted);font-size:14px}

/* ---------- 用户评价 ---------- */
.testimonial-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:820px){.testimonial-grid{grid-template-columns:1fr}}
.testimonial-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:.3s}
.testimonial-card:hover{border-color:rgba(255,111,174,.35)}
.t-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.t-head img{width:48px;height:48px;border-radius:50%;border:2px solid rgba(255,111,174,.5);object-fit:cover}
.t-head h4{font-size:16px}
.stars{color:#ffd166;letter-spacing:2px;font-size:14px}
.t-text{color:var(--muted);font-size:14.5px}

/* ---------- 成功故事 ---------- */
.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:820px){.story-grid{grid-template-columns:1fr}}
.story-card{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 26px;overflow:hidden;transition:.3s}
.story-card::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,111,174,.16),transparent 55%)}
.story-card:hover{transform:translateY(-5px);border-color:rgba(255,111,174,.4);box-shadow:var(--shadow)}
.story-card h3{font-size:17px;margin-bottom:12px;position:relative}
.story-card p{color:var(--muted);font-size:13.5px;position:relative}

/* ---------- APP 展示 ---------- */
.app-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
@media(max-width:900px){.app-wrap{grid-template-columns:1fr}}
.app-desc{color:var(--muted);margin:14px 0 30px;max-width:520px}
.app-points{display:grid;gap:18px}
.app-point{display:flex;gap:14px;align-items:flex-start;background:var(--card);border:1px solid var(--border);border-radius:16px;padding:16px 18px;transition:.3s}
.app-point:hover{border-color:rgba(255,111,174,.4)}
.app-icon{font-size:24px;width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:rgba(255,111,174,.13);flex-shrink:0}
.app-point h4{font-size:15.5px;margin-bottom:4px}
.app-point p{color:var(--muted);font-size:13px}
.phone{width:280px;aspect-ratio:9/19;background:#120b1a;border:10px solid #2c1d3d;border-radius:44px;position:relative;box-shadow:0 30px 70px rgba(255,111,174,.18);overflow:hidden;margin:0 auto}
.phone::before{content:"";position:absolute;top:10px;left:50%;transform:translateX(-50%);width:120px;height:22px;background:#2c1d3d;border-radius:999px;z-index:2}
.phone img{width:100%;height:100%;object-fit:cover;border-radius:34px}

/* ---------- 页脚 ---------- */
.site-footer{background:#120b1a;border-top:1px solid var(--border);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px}
@media(max-width:820px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
.footer-brand p{color:var(--muted);font-size:13.5px;margin-top:14px;max-width:340px}
.footer-col h4{font-size:15px;margin-bottom:14px}
.footer-col a{display:block;color:var(--muted);font-size:13.5px;margin-bottom:9px;transition:.2s}
.footer-col a:hover{color:var(--primary)}
.footer-copy{text-align:center;color:var(--muted);font-size:13px;border-top:1px solid var(--border);padding:18px 0}

/* ---------- 内页头部 ---------- */
.page-hero{position:relative;padding:64px 0 46px;text-align:center;background:linear-gradient(160deg,rgba(255,111,174,.15),transparent 55%,rgba(201,75,255,.09))}
.page-hero h1{font-size:clamp(26px,3.6vw,40px);font-weight:900;margin-bottom:12px}
.page-hero p{color:var(--muted);max-width:620px;margin:0 auto}

/* ---------- 精选页筛选 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:34px}
.filter-btn{padding:8px 20px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--muted);font-size:14px;cursor:pointer;transition:.25s}
.filter-btn:hover{color:var(--text);border-color:rgba(255,111,174,.4)}
.filter-btn.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(255,111,174,.35)}

/* ---------- 关于页 ---------- */
.about-text .section-title{margin-bottom:20px}
.about-text p{color:var(--muted);font-size:15px;margin-bottom:16px}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:820px){.timeline{grid-template-columns:1fr}}
.tl-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:.3s}
.tl-item:hover{border-color:rgba(255,111,174,.4)}
.tl-year{font-size:26px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tl-item h4{font-size:16px;margin:8px 0}
.tl-item p{color:var(--muted);font-size:13.5px}
.contact-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:30px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
@media(max-width:820px){.contact-box{grid-template-columns:1fr}}
.contact-box h4{font-size:15px;margin:8px 0 4px}
.contact-box p{color:var(--muted);font-size:13px}
.c-icon{font-size:26px}