/* 渔猫日记 · 官网正式版样式（青绿 #2F4E8C 定稿）
   纯静态，无框架；移动优先响应式 */
:root{
  --brand:#2F4E8C;
  --brand-deep:#22396A;
  --brand-soft:#E8EDF7;
  --accent:#D98032;
  --ink:#1A2030;
  --ink-2:#5A6478;
  --line:#E3E7EF;
  --bg:#F8F9FC;
  --card:#FFFFFF;
  --radius:14px;
  --maxw:1080px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--ink);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* 导航 */
header{
  position:sticky;top:0;z-index:10;
  background:rgba(255,255,255,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px;}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:.5px;}
.logo .mark{
  width:32px;height:32px;border-radius:9px;object-fit:cover;display:block;
}
.logo em{font-style:normal;color:var(--brand);}
nav.links{display:flex;gap:28px;font-size:14px;color:var(--ink-2);}
nav.links a:hover{color:var(--brand);}
@media(max-width:720px){nav.links{display:none;}}

/* Hero */
.hero{padding:72px 0 56px;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
@media(max-width:860px){.hero{grid-template-columns:1fr;padding:48px 0 40px;}}
.hero h1{font-size:40px;line-height:1.25;font-weight:700;letter-spacing:.5px;}
.hero h1 span{color:var(--brand);}
.hero p.sub{margin-top:18px;font-size:16px;line-height:1.9;color:var(--ink-2);max-width:30em;}
.hero .cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:99px;font-size:15px;font-weight:600;}
.btn.primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(47,78,140,.3);}
.btn.ghost{border:1.5px solid var(--line);color:var(--ink);background:var(--card);}
.hero .meta{margin-top:22px;font-size:12.5px;color:var(--ink-2);letter-spacing:.3px;}

/* 手机 mockup */
.phone{width:250px;height:500px;margin:0 auto;border-radius:36px;background:var(--ink);padding:10px;box-shadow:0 24px 60px rgba(26,32,48,.25);position:relative;}
.phone .screen{width:100%;height:100%;border-radius:28px;overflow:hidden;background:linear-gradient(180deg,var(--brand-soft),#fff 45%);display:flex;flex-direction:column;align-items:center;padding-top:56px;gap:14px;position:relative;}
.phone .notch{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:80px;height:20px;border-radius:12px;background:var(--ink);}
.screen .app-ic{width:64px;height:64px;border-radius:16px;object-fit:cover;box-shadow:0 8px 20px rgba(47,78,140,.35);}
.screen .t1{font-size:15px;font-weight:700;margin-top:4px;}
.screen .t2{font-size:11px;color:var(--ink-2);}
.screen .cards{width:82%;display:flex;flex-direction:column;gap:10px;margin-top:14px;}
.screen .sc{background:#fff;border:1px solid var(--line);border-radius:12px;height:52px;display:flex;align-items:center;gap:10px;padding:0 12px;font-size:11.5px;color:var(--ink-2);}
.screen .sc b{color:var(--ink);font-weight:600;}
.screen .sc .dot{width:26px;height:26px;border-radius:8px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:13px;flex:none;}
.screen .tabbar{position:absolute;bottom:0;left:0;right:0;height:44px;background:#fff;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-around;font-size:9.5px;color:var(--ink-2);}
.screen .tabbar span:first-child{color:var(--brand);font-weight:600;}

/* 区块 */
section{padding:64px 0;}
.sec-head{text-align:center;margin-bottom:40px;}
.sec-head .kicker{display:inline-block;font-size:12px;font-weight:600;letter-spacing:2px;color:var(--brand);background:var(--brand-soft);padding:5px 14px;border-radius:99px;margin-bottom:14px;}
.sec-head h2{font-size:26px;font-weight:700;}
.sec-head p{margin-top:10px;font-size:14px;color:var(--ink-2);}

/* 产品介绍 */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:860px){.feat{grid-template-columns:1fr;}}
.feat .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .2s,box-shadow .2s;}
.feat .card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(26,32,48,.08);}
.feat .ic{width:46px;height:46px;border-radius:12px;margin-bottom:16px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:22px;}
.feat h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.feat p{font-size:13.5px;line-height:1.85;color:var(--ink-2);}

/* 扫码下载 */
#download{background:linear-gradient(180deg,var(--brand),var(--brand-deep));color:#fff;border-radius:24px;padding:56px 32px;position:relative;overflow:hidden;}
#download .deco{position:absolute;border-radius:50%;background:rgba(255,255,255,.06);}
#download .deco.d1{width:280px;height:280px;top:-120px;right:-80px;}
#download .deco.d2{width:180px;height:180px;bottom:-90px;left:-60px;}
#download h2{font-size:26px;text-align:center;}
#download p.lead{text-align:center;margin-top:10px;font-size:14px;opacity:.85;}
.qr-row{display:flex;gap:36px;justify-content:center;margin-top:40px;flex-wrap:wrap;position:relative;}
.qr-item{display:flex;flex-direction:column;align-items:center;gap:12px;width:170px;}
.qr-box{width:150px;height:150px;border-radius:14px;background:#fff;border:2px dashed rgba(255,255,255,.5);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--brand-deep);font-size:12px;}
.qr-img{width:150px;height:150px;border-radius:14px;background:#fff;object-fit:cover;box-shadow:0 8px 22px rgba(0,0,0,.18);}
.qr-box .qi{font-size:34px;}
.qr-item .qt{font-size:14px;font-weight:600;}
.qr-item .qs{font-size:11.5px;opacity:.75;text-align:center;line-height:1.6;}
.store-hint{text-align:center;margin-top:26px;font-size:12px;opacity:.7;position:relative;}

/* 关于我们 */
.about{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
@media(max-width:860px){.about{grid-template-columns:1fr;}}
.about h2{font-size:24px;margin-bottom:16px;}
.about p{font-size:14.5px;line-height:2;color:var(--ink-2);}
.about .facts{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;}
.facts .f{display:flex;justify-content:space-between;align-items:center;padding:13px 2px;font-size:13.5px;}
.facts .f + .f{border-top:1px solid var(--line);}
.facts .f b{font-weight:600;}
.facts .f span{color:var(--ink-2);font-size:12.5px;text-align:right;}

/* 页脚 */
footer{border-top:1px solid var(--line);padding:36px 0 44px;background:#fff;}
.foot{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;}
.foot .flinks{display:flex;gap:26px;font-size:13px;color:var(--ink-2);}
.foot .flinks a:hover{color:var(--brand);}
.foot .icp{font-size:12px;color:var(--ink-2);}
.foot .icp a{color:var(--ink-2);text-decoration:none;border-bottom:1px dotted var(--line);}
.foot .icp a:hover{color:var(--brand);border-bottom-color:var(--brand);}
.foot .gongan{margin-top:8px;}
.foot .gongan a{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--ink-2);text-decoration:none;}
.foot .gongan a:hover{color:var(--brand);}
.foot .gongan .gongan-ic{width:14px;height:14px;display:block;}
.foot .brandline{font-size:13px;font-weight:600;letter-spacing:1px;}
.foot .brandline em{font-style:normal;color:var(--brand);}

/* ---------- 协议/隐私 文章页 ---------- */
.legal-hero{background:linear-gradient(180deg,var(--brand),var(--brand-deep));color:#fff;padding:52px 0;text-align:center;}
.legal-hero h1{font-size:28px;font-weight:700;}
.legal-hero p{margin-top:12px;font-size:13px;opacity:.8;}
article.legal{max-width:820px;margin:0 auto;padding:48px 24px 64px;background:var(--card);}
@media(max-width:720px){article.legal{padding:32px 18px 48px;}}
article.legal .meta-line{font-size:13px;color:var(--ink-2);line-height:1.9;}
article.legal h2{font-size:19px;font-weight:700;margin:34px 0 12px;padding-left:12px;border-left:4px solid var(--brand);line-height:1.5;}
article.legal h3{font-size:16px;font-weight:700;margin:24px 0 10px;color:var(--brand-deep);}
article.legal p{font-size:14.5px;line-height:2;color:var(--ink);margin:10px 0;}
article.legal p.hl{background:var(--brand-soft);border-radius:10px;padding:14px 16px;font-size:14px;line-height:1.9;}
article.legal ul{margin:10px 0 14px 22px;}
article.legal li{font-size:14px;line-height:1.95;color:var(--ink);margin:4px 0;}
article.legal strong{color:var(--brand-deep);}
article.legal .app-perm{margin-top:36px;border:1px solid var(--line);border-radius:12px;padding:20px 22px;background:var(--bg);}
article.legal .app-perm h3{margin-top:0;}
article.legal .app-perm td{padding:8px 10px;font-size:13px;line-height:1.8;border-top:1px solid var(--line);vertical-align:top;color:var(--ink-2);}
article.legal .app-perm td:first-child{white-space:nowrap;color:var(--ink);font-weight:600;font-family:ui-monospace,Menlo,monospace;font-size:12px;}