@charset "utf-8";
/* ==========================================================================
   jcyapp.org.cn — 囧次元内容专题（第 12 档 · 和纸灰白 / 藏青 / 朱红）
   渲染语言：縦組み欄標（区块左侧一条藏青竖罫线 + 竖排栏标 + 朱红方印编号）
   ========================================================================== */

:root{
  --paper:#F3F2EF;
  --paper2:#EAE9E4;
  --card:#FFFFFF;
  --line:#D9D7CF;
  --line2:#C6C3B8;
  --navy:#17304F;
  --navy-d:#0D1F36;
  --navy-l:#E6ECF3;
  --zhu:#C23B2A;
  --zhu-d:#8F2418;
  --zhu-l:#FAE9E5;
  --gold:#B08A3E;
  --ink:#1B2430;
  --ink2:#5C6B7A;
  --ink3:#8A929C;
  --maxw:1180px;
  --serif:"Songti SC","STSong",Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.85;
  background-image:repeating-linear-gradient(90deg,rgba(23,48,79,.035) 0 1px,transparent 1px 22px);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--zhu-d)}
p{margin:0 0 14px}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 26px}

/* ---------- 入场动效：纯 CSS，不依赖滚动位置 ---------- */
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.rise{animation:rise .55s cubic-bezier(.2,.7,.3,1) both}
.rise.d1{animation-delay:.08s}
.rise.d2{animation-delay:.16s}
@media (prefers-reduced-motion:reduce){.rise{animation:none;opacity:1;transform:none}}

/* ---------- 印章 / 栏标（渲染语言构件） ---------- */
.seal{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:6px;background:var(--zhu);
  color:#fff;font-weight:700;font-size:15px;line-height:1;font-family:var(--serif);
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.86);
}
.seal--sm{width:28px;height:28px;font-size:13px;border-radius:5px}
.seal--gold{background:var(--gold)}
.vlabel{
  writing-mode:vertical-rl;text-orientation:upright;letter-spacing:.18em;
  background:var(--navy);color:var(--paper);font-family:var(--serif);
  font-size:17px;font-weight:700;line-height:1;padding:12px 8px;border-radius:3px;
}

/* ---------- 按钮：藏青实底 + 底部朱红落款线 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--navy);color:#fff;font-weight:700;font-size:17px;letter-spacing:.02em;
  padding:14px 30px 17px;border-radius:3px;border:0;cursor:pointer;
  box-shadow:0 3px 0 var(--zhu);
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.btn:hover,.btn:focus-visible{background:var(--navy-d);color:#fff;transform:translateY(2px);box-shadow:0 1px 0 var(--zhu)}
.btn--sm{font-size:15px;padding:9px 18px 12px}
.top__in .btn,.foot .btn,.card .btn,.cta .btn{color:#fff}

/* ---------- 顶栏 ---------- */
.top{
  position:sticky;top:0;z-index:60;background:rgba(243,242,239,.96);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 4px 0 var(--zhu);
}
.top__in{display:flex;align-items:center;gap:14px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{width:44px;height:44px;border-radius:10px}
.brand span{font-family:var(--serif);font-size:23px;font-weight:700;color:var(--navy);letter-spacing:.06em}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav a{
  display:block;padding:9px 15px;border-radius:3px;color:var(--ink2);font-size:16px;
  border-bottom:2px solid transparent;
}
.nav a:hover{color:var(--navy);background:var(--paper2)}
.nav a[aria-current="page"]{color:var(--navy);font-weight:700;border-bottom-color:var(--zhu);background:transparent}
.burger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;padding:9px;margin-left:auto;
  background:var(--card);border:1px solid var(--line);border-radius:3px;cursor:pointer;
}
.burger span{display:block;height:2px;background:var(--navy);border-radius:2px}
.burger[aria-expanded="true"]{background:var(--navy-l);border-color:var(--navy)}

/* ---------- 区块骨架：左栏标 + 右内容 ---------- */
.sec{padding:74px 0}
.sec--tight{padding-top:44px}
.sec--card{background:var(--paper2)}
.sec__in{display:flex;gap:30px;align-items:stretch}
.sec__rail{
  flex:0 0 56px;display:flex;flex-direction:column;align-items:center;gap:12px;
  position:relative;
}
.sec__rail::after{
  content:"";flex:1 1 auto;width:1px;background:rgba(23,48,79,.20);margin-top:4px;
}
.sec__body{flex:1 1 auto;min-width:0}

.kicker{
  font-size:13px;font-weight:700;letter-spacing:.24em;color:var(--zhu-d);
  text-transform:uppercase;margin:0 0 8px;
}
h1,h2,h3{font-family:var(--serif);color:var(--navy);line-height:1.35;margin:0 0 14px}
h2{font-size:31px;padding-left:26px;position:relative}
h2::before{
  content:"";position:absolute;left:0;top:.42em;width:16px;height:16px;border-radius:3px;
  background:var(--zhu);box-shadow:inset 0 0 0 2px rgba(255,255,255,.86);
}
h3{font-size:20px;margin-bottom:8px}
.sub{color:var(--ink2);font-size:16px;margin:0 0 26px}
.prose p,.prose li{color:#26303C}
.prose h3{margin-top:28px}
.prose h3:first-child{margin-top:0}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin-bottom:8px}
.prose li::marker{color:var(--zhu)}

/* ---------- Hero：左文右图 ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--paper);
  border-bottom:1px solid var(--line);
  background-image:
    repeating-linear-gradient(90deg,rgba(23,48,79,.05) 0 1px,transparent 1px 18px),
    linear-gradient(150deg,#FBF9F5 0%,#F2F1EC 58%,#EAEDF1 100%);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg,var(--zhu) 0 22%,var(--navy) 22% 100%);
}
.hero__in{display:flex;align-items:center;gap:52px;padding-top:62px;padding-bottom:66px}
.hero__text{flex:1 1 58%;min-width:0}
.hero__text h1{font-size:42px;margin-bottom:18px}
.hero__text h1 em{font-style:normal;color:var(--zhu)}
.hero__lead{font-size:17px;color:#2C3742;margin:0 0 24px;max-width:60ch}
.hero__shot{flex:1 1 34%;min-width:0;margin:0}
.hero__shot img{width:100%;max-width:320px;height:auto;margin:0 auto;border-radius:4px;
  box-shadow:0 0 0 4px #fff,0 14px 30px rgba(23,48,79,.16)}
.marks{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 26px;padding:0;list-style:none}
.marks li{display:flex;align-items:center;gap:9px;background:var(--card);border:1px solid var(--line);
  border-radius:3px;padding:8px 14px 8px 9px;font-size:15px;color:var(--ink)}
.hero__cta{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.note{font-size:14px;color:var(--ink2)}

/* ---------- 年表带（版本迭代主线） ---------- */
.chrono__list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:0;padding:0;list-style:none}
.chrono__item{border-top:2px solid var(--navy);padding:20px 22px 0 0}
.chrono__item .seal{margin-bottom:10px}
.chrono__item b{display:block;font-family:var(--serif);font-size:18px;color:var(--navy);margin-bottom:6px}
.chrono__item p{margin:0;font-size:15px;color:var(--ink2);line-height:1.7}

/* ---------- 迭代卡（版本迭代风主线） ---------- */
.iter{display:grid;gap:18px}
.iter__row{
  display:flex;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:3px;
  padding:26px 28px;position:relative;
}
.iter__no{flex:0 0 62px;display:flex;flex-direction:column;align-items:center;gap:8px}
.iter__no .vl{writing-mode:vertical-rl;text-orientation:upright;letter-spacing:.16em;
  font-family:var(--serif);font-size:15px;color:var(--ink3)}
.iter__body{flex:1 1 auto;min-width:0}
.iter__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin-bottom:8px}
.iter__head b{font-family:var(--serif);font-size:21px;color:var(--navy)}
.tag{font-size:13px;color:var(--zhu-d);background:var(--zhu-l);border:1px solid var(--zhu);
  border-radius:2px;padding:2px 9px}
.iter__body p{margin:0 0 10px;color:#26303C}
.iter__gain{font-size:15px;color:var(--ink2);border-left:2px solid var(--line2);padding-left:14px;margin-top:12px}
.iter__gain b{color:var(--navy)}

/* ---------- 离线模块 ---------- */
.duo{display:grid;grid-template-columns:1.35fr .95fr;gap:34px;align-items:start}
.duo__fig{margin:0}
.duo__fig img{width:100%;max-width:270px;height:auto;margin:0 auto;border-radius:4px;
  box-shadow:0 0 0 4px #fff,0 18px 34px rgba(23,48,79,.14)}
.duo__fig figcaption{font-size:14px;color:var(--ink2);text-align:center;margin-top:14px}
.steps{margin:0;padding:0;list-style:none}
.steps li{border-top:1px solid var(--line);padding:16px 0;display:flex;gap:14px}
.steps li:first-child{border-top:0;padding-top:0}
.steps b{display:block;font-family:var(--serif);font-size:18px;color:var(--navy);margin-bottom:4px}
.steps p{margin:0;font-size:15px;color:#26303C}

/* ---------- 预览栅格 ---------- */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.shots figure{margin:0;background:var(--card);border:1px solid var(--line);border-radius:3px;padding:14px}
.shots img{width:100%;height:auto;border-radius:2px;background:var(--paper2)}
.shots figcaption{font-size:14px;color:var(--ink2);margin-top:12px;line-height:1.7}
.shots figcaption b{color:var(--navy);font-family:var(--serif)}

/* ---------- 入口卡 ---------- */
.entry{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:3px;padding:30px 30px 26px;
  position:relative;overflow:hidden}
.card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--zhu)}
.card h3{font-size:22px}
.card p{color:#26303C;font-size:15.5px}
.card em{display:block;font-style:normal;font-size:13px;letter-spacing:.2em;color:var(--ink3);margin-bottom:8px}
.card .more{font-weight:700;color:var(--zhu-d);font-size:15px}
.card .more::after{content:" →"}

/* ---------- 评价 ---------- */
.voices{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.voice{background:var(--card);border:1px solid var(--line);border-radius:3px;padding:24px 26px}
.voice__h{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.voice__h b{font-family:var(--serif);font-size:17px;color:var(--navy)}
.voice__h .stars{margin-left:auto;font-size:13px;color:var(--gold);letter-spacing:.14em}
.score{display:flex;flex-wrap:wrap;gap:8px 18px;margin:14px 0 0;padding:14px 0 0;border-top:1px solid var(--line);
  font-size:15px;color:var(--ink2);list-style:none}
.score li b{color:var(--navy);font-family:var(--serif)}

/* ---------- FAQ ---------- */
.faq details{border-top:1px solid var(--line);border-left:3px solid var(--navy-l);padding:0 0 0 16px}
.faq details[open]{border-left-color:var(--zhu)}
.faq summary{cursor:pointer;padding:15px 0;font-weight:700;color:var(--navy);font-size:17px;
  list-style:none;display:flex;gap:12px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";margin-left:auto;color:var(--zhu);font-weight:400}
.faq details[open] summary::after{content:"－"}
.faq .ans{padding:0 0 16px;color:#26303C;margin:0}
.faq__grp{margin-bottom:26px}
.faq__grp h3{color:var(--ink3);font-size:15px;letter-spacing:.14em;font-family:var(--sans);font-weight:700}

/* ---------- 表格 ---------- */
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:3px;background:var(--card)}
.tbl{width:100%;min-width:560px;border-collapse:collapse;font-size:15px}
.tbl th,.tbl td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line)}
.tbl thead th{background:var(--navy);color:#fff;font-weight:700;font-size:14.5px}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody th{color:var(--navy);font-family:var(--serif);font-size:16px}
.prose .tbl-note{font-size:14px;color:var(--ink2);margin:10px 0 22px}

/* ---------- CTA 条 ---------- */
.cta{background:var(--navy);color:var(--paper);padding:56px 0;position:relative}
.cta::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--zhu)}
.cta h2{color:#fff;font-size:30px;padding-left:26px}
.cta h2::before{background:var(--zhu);box-shadow:inset 0 0 0 2px var(--navy)}
.cta p{color:#C8D3E0;margin-bottom:22px;max-width:70ch}
.cta__in{display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:space-between}

/* ---------- 内页横幅 ---------- */
.page-hero{background:var(--paper2);border-bottom:1px solid var(--line);position:relative;overflow:hidden;
  background-image:repeating-linear-gradient(90deg,rgba(23,48,79,.05) 0 1px,transparent 1px 18px)}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg,var(--zhu) 0 14%,var(--navy) 14% 100%)}
.page-hero__in{padding:52px 0 46px}
.page-hero h1{font-size:36px;margin-bottom:14px}
.page-hero .sub{margin:0;max-width:76ch}
.crumb{font-size:14px;color:var(--ink2);margin:0 0 14px}
.crumb a{color:var(--navy);border-bottom:1px solid var(--line2)}
.crumb span{margin:0 8px;color:var(--ink3)}

/* ---------- 页脚 ---------- */
.foot{background:var(--navy-d);color:#AFC0D2;padding:46px 0 34px;font-size:15px}
.foot__in{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between}
.foot__brand{display:flex;align-items:center;gap:12px}
.foot__brand img{width:40px;height:40px;border-radius:9px}
.foot__brand b{font-family:var(--serif);font-size:20px;color:#fff}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 22px}
.foot nav a{color:#C8D3E0}
.foot nav a:hover{color:#fff}
.foot__legal{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  font-size:14px;line-height:1.8;color:#93A6BA}
.foot__legal p{margin:0 0 6px}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  body{font-size:16.5px}
  .nav{
    display:none;position:absolute;top:100%;left:-26px;right:-26px;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--card);border-bottom:1px solid var(--line);padding:8px 26px 14px;
    box-shadow:0 18px 30px rgba(23,48,79,.10);
  }
  .burger{display:flex}
  .burger[aria-expanded="true"] ~ .nav{display:flex}
  .nav a{padding:13px 4px;border-bottom:1px solid var(--line);border-radius:0}
  .nav a[aria-current="page"]{border-bottom-color:var(--zhu)}
  .hero__in{flex-direction:column;gap:34px;padding-top:46px;padding-bottom:52px}
  .hero__text{flex:1 1 auto}
  .hero__text h1{font-size:33px}
  .hero__shot{flex:1 1 auto;width:100%}
  .hero__shot img{max-width:280px}
  .sec{padding:56px 0}
  .sec__in{gap:20px}
  .sec__rail{flex:0 0 42px}
  h2{font-size:26px;padding-left:22px}
  .chrono__list{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .duo{grid-template-columns:1fr;gap:26px}
  .shots{grid-template-columns:repeat(2,1fr)}
  .entry{grid-template-columns:1fr}
  .voices{grid-template-columns:1fr}
  .cta__in{justify-content:flex-start}
}
@media (max-width:620px){
  body{background-image:none}
  .wrap{padding:0 18px}
  .brand span{font-size:20px}
  .brand img{width:38px;height:38px}
  .top__in{min-height:66px}
  .nav{left:-18px;right:-18px;padding:8px 18px 12px}
  .hero__text h1{font-size:28px}
  .hero__shot img{max-width:250px}
  .page-hero__in{padding:38px 0 34px}
  .page-hero h1{font-size:27px}
  .page-hero .sub,.hero__lead{font-size:16px}
  .sec{padding:44px 0}
  .sec__in{flex-direction:column;gap:16px}
  .sec__rail{flex:0 0 auto;flex-direction:row;align-items:center;gap:10px}
  .sec__rail::after{flex:1 1 auto;width:auto;height:1px;margin-top:0}
  h2{font-size:23px}
  .chrono__list{grid-template-columns:1fr}
  .shots{grid-template-columns:1fr}
  .iter__row{flex-direction:column;gap:12px;padding:22px 20px}
  .iter__no{flex-direction:row;align-items:center;gap:10px}
  .iter__no .vl{writing-mode:horizontal-tb}
  .cta .btn{width:100%}
}