/* ==========================================================================
   风车动漫 · fcdmapp.org.cn
   全站唯一共享样式表
   ========================================================================== */

:root{
  --blue:#2E7BF6;
  --blue-d:#1C5CD0;
  --deep:#122A6B;
  --deep-2:#0A1A44;
  --cyan:#18C8D8;
  --yellow:#FFC42E;
  --coral:#FF6B4A;
  --ink:#12213D;
  --muted:#5A6B85;
  --line:#DCE6F5;
  --card:#FFFFFF;
  --bg:#F3F7FE;
  --bg-soft:#E9F1FD;
  --radius:14px;
  --shadow:0 8px 26px rgba(18,42,107,.09);
  --shadow-lg:0 18px 46px rgba(18,42,107,.16);
  --grad:linear-gradient(135deg,#4AA3FF,#2E7BF6 50%,#17306E);
  --grad-cta:linear-gradient(135deg,#FF9466,#FF5A2E);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,p,ul,ol,li,figure,figcaption,blockquote,dl,dd,dt{
  margin:0;padding:0;
}
ul,ol{list-style:none}
body{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Source Han Sans SC",
              "Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-d)}
img{max-width:100%;height:auto;display:block;border:0}
button{font:inherit;color:inherit}

.wrap{max-width:1128px;margin:0 auto;padding:0 22px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;min-height:68px;gap:14px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{width:42px;height:42px;border-radius:11px}
.brand-name{display:flex;flex-direction:column;line-height:1.22}
.brand-name b{font-size:19px;color:var(--deep);letter-spacing:.5px}
.brand-name .sub{font-size:11.5px;color:var(--muted);letter-spacing:.6px}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{
  display:inline-block;padding:8px 14px;border-radius:9px;
  font-size:15px;color:#2A3A55;white-space:nowrap;
}
.nav a:hover{background:var(--bg-soft);color:var(--blue-d)}
.nav a.on{background:var(--bg-soft);color:var(--blue-d);font-weight:700}
.header-cta{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  padding:10px 20px;border-radius:999px;
  background:var(--grad-cta);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 6px 16px rgba(255,90,46,.32);
}
.header-cta:hover{color:#fff;filter:brightness(1.05)}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:999px;
  background:var(--grad-cta);color:#fff;
  font-size:17px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 10px 24px rgba(255,90,46,.32);
  transition:transform .18s ease,box-shadow .18s ease;
}
.btn:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,90,46,.4)}
.btn.ghost{
  background:rgba(255,255,255,.14);color:#fff;
  border:1px solid rgba(255,255,255,.4);box-shadow:none;
}
.btn.ghost:hover{background:rgba(255,255,255,.22)}
.btn.light{
  background:#fff;color:var(--blue-d);box-shadow:0 10px 24px rgba(18,42,107,.16);
}
.btn.light:hover{color:var(--blue-d)}
.btn.sm{padding:11px 22px;font-size:15px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(150deg,#0A1A44,#122A6B 46%,#1D48A8);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 320px at 12% 12%,rgba(24,200,216,.30),transparent 62%),
    radial-gradient(520px 340px at 88% 78%,rgba(255,107,74,.30),transparent 62%),
    radial-gradient(420px 260px at 62% 6%,rgba(255,196,46,.16),transparent 66%);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.hero .in{padding-top:66px;padding-bottom:74px;position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center}
.hero-grid>*{min-width:0}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  font-size:13px;letter-spacing:.5px;margin-bottom:20px;
}
.pill em{width:7px;height:7px;border-radius:50%;background:var(--yellow);display:block}
.hero h1{
  font-size:clamp(29px,4.3vw,50px);line-height:1.24;letter-spacing:1px;
  margin-bottom:16px;color:#fff;
}
.hero h1 span{
  background:linear-gradient(100deg,#FFC42E,#FF8A4A);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:17px;line-height:1.85;color:#D3E0FA;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin:26px 0 20px}
.hero-note{font-size:13.5px;color:#A9BEE6;display:flex;flex-wrap:wrap;gap:16px}
.hero-note span{display:inline-flex;align-items:center;gap:6px}
.hero-note i{color:var(--yellow)}
.hero-visual{display:flex;gap:18px;justify-content:center;align-items:flex-end}
.phone{
  background:#141416;border-radius:24px;padding:9px;flex:none;
  width:206px;
  box-shadow:0 22px 50px rgba(0,0,0,.42),0 0 0 1px rgba(255,255,255,.14);
}
.phone .screen{border-radius:17px;overflow:hidden;background:#141416}
.phone .screen img{width:100%;height:auto;border-radius:17px}
.phone.small{width:142px;border-radius:19px;padding:7px}
.phone.small .screen{border-radius:14px}
.phone.small .screen img{width:100%;height:auto;border-radius:14px}

/* ---------- 数据条 ---------- */
.stats{background:var(--deep-2);color:#fff;border-top:1px solid rgba(255,255,255,.08)}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:30px 22px}
.stat{text-align:center}
.stat b{display:block;font-size:27px;letter-spacing:.5px;
  background:linear-gradient(100deg,#FFC42E,#FF8A4A);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;font-size:13.5px;color:#A9BEE6;margin-top:5px}

/* ---------- 区块 ---------- */
.section{padding:72px 0}
.section.alt{background:var(--bg-soft)}
.section-head{margin-bottom:34px}
.section-head h2{
  font-size:clamp(23px,2.7vw,31px);line-height:1.35;color:var(--deep);
  letter-spacing:.5px;
}
.sec-head-p{margin-top:12px;font-size:15.5px;color:var(--muted);max-width:760px}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.6px;
  color:var(--blue);text-transform:uppercase;margin-bottom:12px;
}

/* ---------- 功能卡 ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card .ic{
  width:48px;height:48px;border-radius:13px;display:flex;
  align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:20px;margin-bottom:16px;flex:none;
}
.card h3{font-size:18.5px;color:var(--deep);margin-bottom:10px}
.card p{font-size:15px;color:var(--muted);line-height:1.8}
.card .use{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--blue-d);
}

/* ---------- 界面预览 ---------- */
.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.shot{margin:0;display:flex;flex-direction:column}
.shot .frame{
  background:#141416;border-radius:20px;padding:8px;
  box-shadow:var(--shadow);
}
.shot img{width:100%;height:auto;border-radius:14px;display:block}
.shot figcaption{
  margin-top:11px;font-size:14px;font-weight:700;color:var(--deep);text-align:center;
  line-height:1.5;
}
.shot figcaption span{display:block;font-size:12.5px;font-weight:400;color:var(--muted);margin-top:3px}

/* ---------- 深度入口卡 ---------- */
.entries{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.entry{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.entry:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.entry .no{
  font-size:13px;font-weight:700;color:var(--blue);letter-spacing:1px;margin-bottom:10px;
}
.entry h3{font-size:17.5px;color:var(--deep);margin-bottom:10px}
.entry p{font-size:14.5px;color:var(--muted);line-height:1.78}
.entry .more{
  margin-top:auto;padding-top:14px;font-size:14px;font-weight:700;color:var(--blue-d);
}
.entry .more::after{content:" →"}

/* ---------- 评价 ---------- */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);
}
.review .stars{color:var(--yellow);font-size:15px;letter-spacing:2px;margin-bottom:12px}
.review p{font-size:15px;color:#33445E;line-height:1.82}
.review .who{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--muted);
}
.review .who b{color:var(--deep)}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq details,.prose details{
  background:var(--card);border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow);overflow:hidden;
}
.faq summary,.prose details>summary{
  cursor:pointer;list-style:none;padding:17px 20px;
  font-size:16px;font-weight:700;color:var(--deep);
  display:flex;align-items:flex-start;gap:11px;
}
.faq summary::-webkit-details-marker,.prose details>summary::-webkit-details-marker{display:none}
.faq summary::after,.prose details>summary::after{
  content:"+";margin-left:auto;font-size:19px;color:var(--blue);font-weight:700;line-height:1.2;
}
.faq details[open] summary::after,.prose details[open]>summary::after{content:"−"}
.faq .ans,.prose details .ans{
  padding:0 20px 18px;font-size:15px;color:var(--muted);line-height:1.85;
}
.faq .ans b,.prose details .ans b{color:var(--deep)}

/* ---------- 底部下载通道 ---------- */
.band{
  background:linear-gradient(150deg,#0A1A44,#17306E 52%,#2B58B8);
  color:#fff;position:relative;overflow:hidden;
}
.band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(480px 260px at 82% 20%,rgba(24,200,216,.30),transparent 64%),
             radial-gradient(420px 240px at 8% 88%,rgba(255,107,74,.28),transparent 64%);
}
.band-in{position:relative;z-index:2;padding:56px 22px;text-align:center}
.band h2{font-size:clamp(22px,2.6vw,29px);margin-bottom:8px}
.band-txt{margin-bottom:24px}
.band-txt p{font-size:15.5px;color:#C6D7F5}
.band .btn{margin:0 auto}
.band .tips{margin-top:18px;font-size:13.5px;color:#A9BEE6}

/* ---------- 页脚 ---------- */
.site-footer{background:#0B1730;color:#9FB2D4;font-size:14px}
.footer-inner{padding:52px 22px 26px}
.footer-cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{width:38px;height:38px;border-radius:10px}
.footer-brand b{font-size:17.5px;color:#fff;letter-spacing:.5px}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700}
.footer-col a{display:block;font-size:14px;color:#9FB2D4;padding:5px 0}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:13.5px;line-height:1.85;color:#8FA3C6}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:22px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:#7E93B8;
}
.disclaimer{
  margin-top:14px;font-size:13px;color:#7E93B8;line-height:1.8;
}

/* ---------- 内页通用 ---------- */
.page-hero{
  background:linear-gradient(150deg,#0A1A44,#122A6B 46%,#1D48A8);
  color:#fff;position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(480px 260px at 15% 20%,rgba(24,200,216,.26),transparent 62%),
             radial-gradient(420px 240px at 88% 82%,rgba(255,107,74,.26),transparent 62%);
}
.page-hero .in{padding-top:56px;padding-bottom:58px;position:relative;z-index:2}
.crumb{font-size:13.5px;color:#A9BEE6;margin-bottom:14px}
.crumb a{color:#C6D7F5}
.crumb a:hover{color:#fff}
.page-hero h1{
  font-size:clamp(24px,3.2vw,38px);line-height:1.35;letter-spacing:.5px;margin-bottom:14px;
}
.page-hero .lead{font-size:16.5px;color:#C6D7F5;max-width:820px;line-height:1.85}

.layout{display:block}
.prose{
  max-width:900px;min-width:0;width:100%;margin:0 auto;
  padding:52px 22px 62px;
  font-size:16px;line-height:1.9;color:#2C3D57;
}
.prose h2{
  font-size:clamp(21px,2.4vw,26px);color:var(--deep);
  margin:44px 0 0;padding-left:14px;border-left:4px solid var(--blue);
  line-height:1.45;letter-spacing:.4px;
}
.prose h3{font-size:18.5px;color:var(--deep);margin:28px 0 10px}
.sec-body{margin-top:16px}
.sec-body p+p{margin-top:14px}
.prose p{margin-bottom:14px}
.prose strong{color:var(--deep)}
.prose ul,.prose ol{margin:6px 0 16px}
.prose>ul>li,.prose>ol>li{padding-left:18px;position:relative;margin-bottom:10px}
.prose>ul>li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--coral);
}
.prose>ol{counter-reset:pc}
.prose>ol>li{counter-increment:pc;padding-left:30px}
.prose>ol>li::before{
  content:counter(pc);position:absolute;left:0;top:0;
  font-size:13px;font-weight:700;color:var(--blue);line-height:1.85;
}

/* 分步引导（序号徽章只作用于直接子项） */
.prose .steps{counter-reset:st;margin:8px 0 18px}
.prose .steps>li{
  position:relative;padding-left:52px;margin-bottom:18px;list-style:none;
}
.prose .steps>li::before{
  counter-increment:st;content:counter(st);
  position:absolute;left:0;top:2px;width:34px;height:34px;border-radius:10px;
  background:var(--grad);color:#fff;font-size:15px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.prose .steps>li>b{display:block;font-size:16.5px;color:var(--deep);margin-bottom:5px}
.prose .steps>li>p{font-size:15.5px;color:var(--muted);margin:0}
.prose .steps>li>ul{margin-top:9px}
.prose .steps>li>ul>li{
  position:relative;padding-left:17px;margin-bottom:7px;font-size:14.5px;color:var(--muted);
}
.prose .steps>li>ul>li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;
  background:var(--orange,#FF8A4A);
}

/* 表格 */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--card)}
table.cmp{width:100%;min-width:680px;border-collapse:collapse;font-size:14.8px}
table.cmp th,table.cmp td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.cmp th{background:var(--bg-soft);color:var(--deep);font-weight:700;white-space:nowrap}
table.cmp tr:last-child td{border-bottom:0}
table.cmp td b{color:var(--deep)}

/* 提示块 */
.tip{
  background:var(--bg-soft);border-left:4px solid var(--yellow);
  border-radius:0 12px 12px 0;padding:16px 20px;margin:20px 0;
  font-size:15px;color:#33445E;line-height:1.85;
}
.tip b{color:var(--deep)}
.shot-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin:22px 0 8px}
.prose .shot{max-width:368px;margin:26px auto}
.prose .shot img{width:100%;height:auto;border-radius:14px;display:block}
.prose .shot figcaption{
  margin-top:10px;font-size:13.5px;color:var(--muted);text-align:center;
}
.rel-links{
  margin-top:44px;padding:24px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);
}
.rel-links h2{
  font-size:19px;border:0;padding:0;margin:0 0 14px;color:var(--deep);
}
.rel-links ul{display:flex;flex-direction:column;gap:10px}
.rel-links li{font-size:15px}
.rel-links li::before{display:none}
.rel-links li span{color:var(--muted);font-size:14px}

/* ---------- 渐显 ---------- */
.reveal{transition:opacity .6s ease,transform .6s ease}
.js .reveal{opacity:0;transform:translateY(18px)}
.js .reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .js .reveal,.reveal{opacity:1;transform:none;transition:none}
  .btn{transition:none}
}
@media print{
  .js .reveal,.reveal{opacity:1 !important;transform:none !important}
}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-visual{order:2;justify-content:center}
  .cards{grid-template-columns:repeat(2,1fr)}
  .entries{grid-template-columns:repeat(2,1fr)}
  .reviews{grid-template-columns:1fr}
  .shots{grid-template-columns:repeat(2,1fr)}
  .stats-in{grid-template-columns:repeat(2,1fr);gap:22px}
  .footer-cols{grid-template-columns:1fr 1fr;gap:26px}
}

@media (max-width:620px){
  .header-inner{flex-wrap:wrap;min-height:0;padding-top:10px;padding-bottom:10px;gap:8px}
  .brand{width:100%}
  .brand img{width:38px;height:38px}
  .brand-name .sub{display:none}
  .nav{width:100%;margin-left:0;flex-wrap:wrap;justify-content:space-between;gap:0}
  .nav a{
    flex:0 0 33.3333%;text-align:center;padding:7px 0;font-size:14px;
    white-space:nowrap;
  }
  .nav .header-cta{display:none}

  .hero .in{padding-top:42px;padding-bottom:48px}
  .hero-lead{font-size:16px}
  .hero-actions{gap:10px}
  .btn{padding:13px 24px;font-size:16px}
  .hero-visual{gap:12px;flex-wrap:wrap;justify-content:center}
  .phone{width:44vw;max-width:196px}
  .phone.small{width:30vw;max-width:132px}

  .section{padding:52px 0}
  .cards{grid-template-columns:1fr}
  .entries{grid-template-columns:1fr}
  .shots{grid-template-columns:repeat(2,1fr);gap:14px}
  .shot figcaption{font-size:13px}
  .stats-in{grid-template-columns:repeat(2,1fr);padding:26px 22px}
  .stat b{font-size:23px}
  .footer-cols{grid-template-columns:1fr;gap:24px}
  .band-in{padding:46px 22px}

  .prose{padding:38px 22px 46px}
  .prose .steps>li{padding-left:44px}
  .prose .steps>li::before{width:30px;height:30px;font-size:14px}
  .shot-list{grid-template-columns:1fr}
  .prose .shot{max-width:300px}
  .rel-links{padding:20px 18px}
}