/* ===================================================================
   漫蛙3 内容专题站 · 共享样式表
   调色：夕阳晚霞（落日橙 → 玫瑰红 → 紫罗兰） + 深邃梅紫 + 浅薰衣草底
   =================================================================== */
:root{
  --brand-1:#ff8a4c;
  --brand-2:#ff5f7e;
  --brand-3:#a24bd8;
  --ink:#2e1a47;
  --ink-soft:#5c5472;
  --muted:#7a7390;
  --bg:#fbf7ff;
  --bg-deep:#f4edfd;
  --card:#ffffff;
  --line:#ece4f6;
  --line-soft:#f3edfb;
  --ok:#17b978;
  --warn:#e08b1f;
  --grad-brand:linear-gradient(135deg,#ff8a4c 0%,#ff5f7e 55%,#a24bd8 100%);
  --grad-deep:linear-gradient(160deg,#3b2263 0%,#2e1a47 55%,#43235f 100%);
  --grad-cta:linear-gradient(135deg,#ffc44d 0%,#ff9019 100%);
  --shadow-sm:0 2px 10px rgba(70,36,120,.06);
  --shadow-md:0 10px 30px rgba(70,36,120,.10);
  --radius:16px;
  --radius-lg:22px;
  --maxw:1140px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.2px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--brand-3);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4{line-height:1.45;margin:0 0 .55em;font-weight:800;letter-spacing:.3px}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.35em}
li{margin:.35em 0}
strong{color:var(--ink)}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------------- 顶部导航 ---------------- */
.topbar{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar .in{display:flex;align-items:center;gap:26px;height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{width:40px;height:40px;object-fit:contain}
.brand .nm{font-size:21px;font-weight:900;letter-spacing:1px;color:var(--ink);line-height:1}
.brand .nm b{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav a{font-size:15px;color:var(--ink-soft);padding:8px 13px;border-radius:10px;font-weight:600}
.nav a:hover{background:var(--bg-deep);color:var(--brand-3)}
.nav a.on{color:var(--brand-2);background:#fff1f5}
.topcta{flex:0 0 auto;font-size:14px;font-weight:800;color:#5a3200!important;background:var(--grad-cta);
  padding:9px 18px;border-radius:24px;box-shadow:0 4px 14px rgba(255,144,25,.28)}
.topcta:hover{filter:brightness(1.05)}

/* ---------------- Hero ---------------- */
.hero{background:var(--grad-deep);color:#fff;position:relative;overflow:hidden;padding:62px 0 66px}
.hero::after{content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,138,76,.34),rgba(255,138,76,0) 66%)}
.hero::before{content:"";position:absolute;left:-120px;bottom:-200px;width:460px;height:460px;
  border-radius:50%;background:radial-gradient(circle,rgba(162,75,216,.30),rgba(162,75,216,0) 66%)}
.hero .in{display:grid;grid-template-columns:1.16fr .84fr;gap:44px;align-items:center;
  position:relative;z-index:2}
.hero .kicker{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;
  color:#ffd9a8;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  padding:6px 15px;border-radius:20px;margin-bottom:18px}
.hero .kicker i{width:7px;height:7px;border-radius:50%;background:var(--brand-1);display:block}
.hero h1{font-size:44px;letter-spacing:1px;margin:0 0 16px;color:#fff}
.hero h1 span{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lede{font-size:17.5px;color:#e7dcf6;max-width:32em;margin:0 0 26px}
.hero .acts{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.btn-dl{display:inline-flex;align-items:center;gap:10px;background:var(--grad-cta);color:#4a2a00!important;
  font-size:17px;font-weight:900;padding:14px 34px;border-radius:32px;
  box-shadow:0 10px 26px rgba(255,144,25,.34)}
.btn-dl:hover{transform:translateY(-2px);filter:brightness(1.04)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;color:#f0e6ff!important;font-size:15px;
  font-weight:700;padding:13px 24px;border-radius:32px;border:1.5px solid rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.10)}
.hero .meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:28px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.16)}
.hero .meta div{font-size:13px;color:#cfc2e6}
.hero .meta b{display:block;font-size:20px;color:#fff;font-weight:900;letter-spacing:.5px}
.hero .shots{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;position:relative;z-index:2}
.hero .shots img{width:100%;height:auto;border-radius:18px;box-shadow:0 16px 40px rgba(0,0,0,.34)}
.hero .shots img:last-child{transform:translateY(22px)}

/* ---------------- 通用区块 ---------------- */
section{padding:64px 0}
section.alt{background:var(--bg-deep)}
.eyebrow{font-size:13px;font-weight:800;letter-spacing:2.4px;color:var(--brand-2);
  text-transform:uppercase;margin-bottom:10px}
h2.title{font-size:30px;margin-bottom:14px}
p.sub{color:var(--muted);max-width:44em;margin-bottom:34px}

/* 卡片 */
.cards{display:grid;gap:20px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.cards.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card h3{font-size:18px;margin-bottom:9px}
.card p{font-size:14.6px;color:var(--ink-soft);margin:0}
.card .ic{width:46px;height:46px;border-radius:14px;background:var(--bg-deep);display:flex;
  align-items:center;justify-content:center;margin-bottom:15px}
.card .ic svg{width:24px;height:24px}
.ic-a{color:#ff7a45}.ic-b{color:#c04ae0}.ic-c{color:#2f9e63}.ic-d{color:#e08b1f}

/* 截图画廊 */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.shot{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:8px;box-shadow:var(--shadow-sm)}
.shot .frame{background:#fff;border-radius:12px;overflow:hidden}
.shot img{width:100%;height:auto;border-radius:10px}
.shot figcaption{font-size:13.5px;font-weight:700;color:var(--ink);padding:9px 6px 4px;text-align:center}
.gallery.g3{grid-template-columns:repeat(3,1fr)}
.gallery.g5{grid-template-columns:repeat(5,1fr)}
.gallery.g2{grid-template-columns:repeat(2,1fr)}
.gallery.g2 .shot img{max-width:260px;margin:0 auto}
.shot-inline{max-width:290px;margin:16px auto 0;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:8px;box-shadow:var(--shadow-sm)}
.shot-inline .frame{background:#fff;border-radius:12px;overflow:hidden}
.shot-inline img{width:100%;height:auto;border-radius:10px}
.shot-inline figcaption{font-size:13px;font-weight:700;color:var(--ink);padding:8px 4px 3px;text-align:center}

/* 评价 */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px 22px;box-shadow:var(--shadow-sm)}
.quote .stars{color:#ffb020;font-size:15px;letter-spacing:2px;margin-bottom:10px}
.quote p{font-size:14.6px;color:var(--ink-soft);font-style:normal}
.quote .who{display:flex;align-items:center;gap:10px;margin-top:14px;padding-top:14px;
  border-top:1px solid var(--line-soft)}
.quote .who em{width:34px;height:34px;border-radius:50%;background:var(--grad-brand);color:#fff;
  font-style:normal;font-size:14px;font-weight:800;display:flex;align-items:center;justify-content:center}
.quote .who span{font-size:13px;color:var(--muted);line-height:1.4}
.quote .who b{display:block;font-size:14px;color:var(--ink)}

/* 指南步骤 */
.steps{counter-reset:s;display:grid;gap:16px}
.step{counter-increment:s;position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px 24px 20px 74px;box-shadow:var(--shadow-sm)}
.step::before{content:counter(s,decimal-leading-zero);position:absolute;left:22px;top:22px;
  width:36px;height:36px;border-radius:12px;background:var(--grad-brand);color:#fff;
  font-size:15px;font-weight:900;display:flex;align-items:center;justify-content:center}
.step h3{font-size:17.5px;margin-bottom:7px}
.step p{font-size:14.6px;color:var(--ink-soft);margin:0}
.step .tip{margin-top:10px;font-size:13.6px;color:#8a5a12;background:#fff7e8;
  border-left:3px solid #ffb648;border-radius:0 10px 10px 0;padding:9px 13px}

/* 功能深解 */
.feature{display:grid;grid-template-columns:1fr;gap:14px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 26px 22px;
  box-shadow:var(--shadow-sm);margin-bottom:18px}
.feature h3{font-size:19px;display:flex;align-items:center;gap:10px;margin-bottom:4px}
.feature h3 i{width:9px;height:9px;border-radius:50%;background:var(--grad-brand);flex:0 0 auto;display:block}
.feature .fl{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
.feature .fl div{background:var(--bg);border-radius:14px;padding:15px 16px;border:1px solid var(--line-soft)}
.feature .fl b{display:block;font-size:13px;color:var(--brand-2);letter-spacing:1px;margin-bottom:6px}
.feature .fl p{font-size:14.2px;color:var(--ink-soft);margin:0}

/* FAQ */
.faq{display:grid;gap:12px}
.qa{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.qa h3{margin:0;font-size:16.4px}
.qa h3 button{all:unset;display:flex;box-sizing:border-box;width:100%;align-items:center;
  justify-content:space-between;gap:14px;padding:17px 20px;font-size:16.4px;font-weight:700;
  cursor:pointer;color:var(--ink);font-family:inherit;line-height:inherit;letter-spacing:inherit}
.qa h3 button:hover{color:var(--brand-2)}
.qa h3 button i{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--bg-deep);
  color:var(--brand-3);font-size:16px;font-style:normal;display:flex;align-items:center;
  justify-content:center;transition:transform .2s ease;line-height:1}
.qa.open h3 button i{transform:rotate(45deg)}
.qa .ans{display:none;padding:0 20px 18px;font-size:14.8px;color:var(--ink-soft)}
.qa.open .ans{display:block}
.qa .ans a{font-weight:700}

/* CTA 区块 */
.cta-band{background:var(--grad-deep);color:#fff;border-radius:var(--radius-lg);
  padding:40px 40px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap}
.cta-band h2{font-size:25px;margin:0 0 8px;color:#fff}
.cta-band p{margin:0;color:#d9cbf0;font-size:15px}
.btn-dl.sm{font-size:15px;padding:12px 26px;border-radius:28px}

/* 文章正文 */
.prose{max-width:820px}
.prose h2{font-size:26px;margin-top:44px}
.prose h3{font-size:19px;margin-top:30px}
.prose p,.prose li{font-size:15.6px;color:#443d58}
.prose .lead{font-size:17px;color:var(--ink-soft)}
.callout{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand-2);
  border-radius:0 14px 14px 0;padding:16px 20px;margin:22px 0;font-size:14.8px;color:var(--ink-soft)}
.callout b{color:var(--ink)}
table.tbl{width:100%;border-collapse:collapse;font-size:14.4px;margin:20px 0;background:#fff;
  border:1px solid var(--line);border-radius:14px;overflow:hidden}
table.tbl th,table.tbl td{border-bottom:1px solid var(--line-soft);padding:12px 14px;text-align:left;vertical-align:top}
table.tbl th{background:var(--bg-deep);font-weight:800;color:var(--ink);white-space:nowrap}
table.tbl tr:last-child td{border-bottom:0}

/* 面包屑 */
.crumbs{font-size:13.5px;color:var(--muted);padding:20px 0 0}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand-2)}
.crumbs span{margin:0 7px;color:#c3bad2}

/* 页脚 */
footer{background:#241338;color:#c9bde0;padding:48px 0 26px;margin-top:20px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.12)}
footer h4{font-size:15px;color:#fff;margin-bottom:14px;letter-spacing:.6px}
footer .brand img{width:36px;height:36px}
footer .brand .nm{font-size:19px;color:#fff}
footer p{font-size:13.8px;line-height:1.9;margin:0}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin:.5em 0}
footer a{color:#c9bde0;font-size:13.8px}
footer a:hover{color:#ffd0a8}
.legal{padding-top:20px;font-size:12.8px;color:#9b8cb8;line-height:1.9;text-align:center}
.legal .disc{color:#c3b3dd;font-weight:600}

/* ---------------- 响应式 ---------------- */
@media (max-width:1000px){
  .hero{padding:48px 0 54px}
  .hero .in{grid-template-columns:1fr;gap:34px}
  .hero h1{font-size:36px}
  .hero .shots{max-width:520px}
  .cards.c4{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .gallery.g5{grid-template-columns:repeat(3,1fr)}
  .quotes{grid-template-columns:1fr}
  .feature .fl{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:15.5px}
  .topbar .in{height:60px;gap:12px}
  .brand .nm{font-size:18px}
  .nav{display:none}
  .nav.open{display:flex;position:absolute;top:60px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;padding:10px 16px 16px;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow-md)}
  .nav.open a{padding:11px 8px;border-radius:8px}
  .topcta{margin-left:auto;padding:8px 14px;font-size:13px}
  .burger{display:flex!important}
  .hero h1{font-size:29px}
  .hero .lede{font-size:16px}
  .btn-dl{font-size:15.5px;padding:12px 26px}
  .hero .meta{gap:18px}
  section{padding:46px 0}
  h2.title{font-size:24px}
  .cards.c3,.cards.c2,.cards.c4{grid-template-columns:1fr}
  .gallery,.gallery.g3,.gallery.g5{grid-template-columns:1fr 1fr}
  .hero .shots{grid-template-columns:1fr 1fr}
  .cta-band{padding:26px 22px}
  footer .cols{grid-template-columns:1fr}
  .step{padding:20px 18px 18px 62px}
  .step::before{left:16px}
  .crumbs{padding-top:14px}
}
.burger{display:none;flex-direction:column;gap:4px;margin-left:8px;padding:8px;
  background:none;border:0;cursor:pointer}
.burger i{width:20px;height:2px;background:var(--ink);border-radius:2px;display:block}