/* ==========================================================================
   囧次元 · jiongciyuanapp.cc
   配色：墨青夜底 + 囧橙主 + 樱粉辅 + 月白青点缀
   渲染语言：胶片齿孔（面板左右各一条纵向齿孔带）
   ========================================================================== */

:root{
  --bg:#07171C;
  --bg2:#0C2429;
  --card:#0F2C32;
  --card2:#133238;
  --line:rgba(255,255,255,.10);
  --line2:rgba(255,255,255,.18);
  --ink:#EAF2F3;
  --ink2:#A6BEC2;
  --ink3:#76959A;
  --orange:#FF7A29;
  --orange-d:#C9500A;
  --orange-l:#FFE3D0;
  --pink:#FF6E9C;
  --pink-d:#B92B58;
  --pink-l:#FFE1EB;
  --mint:#7FE3D4;
  --r:4px;
  --max:1180px;
  --font:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
figure{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r);font-weight:700;font-size:15px;
  background:linear-gradient(135deg,var(--orange),var(--pink-d));
  color:#fff;border:1px solid rgba(255,255,255,.18);
  box-shadow:0 8px 22px -10px rgba(255,122,41,.85);
  transition:transform .18s ease,box-shadow .18s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(255,122,41,.95)}
.btn--ghost{
  background:transparent;color:var(--ink);border:1px solid var(--line2);box-shadow:none;
}
.btn--ghost:hover{border-color:var(--mint);color:var(--mint)}
.btn svg{width:17px;height:17px;flex:none}
.btn--sm{padding:9px 18px;font-size:14px}

/* ── 顶部栏 ───────────────────────────────────────────── */
.head{
  position:sticky;top:0;z-index:60;background:rgba(7,23,28,.94);
  border-bottom:1px solid var(--line);backdrop-filter:blur(10px);
}
.head-in{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand img{width:40px;height:40px;border-radius:11px}
.brand b{font-size:19px;letter-spacing:.5px}
.nav{display:flex;gap:6px;margin-left:14px}
.nav a{
  padding:8px 13px;border-radius:var(--r);font-size:15px;color:var(--ink2);
  white-space:nowrap;border:1px solid transparent;transition:.18s;
}
.nav a:hover{color:var(--ink);border-color:var(--line)}
.nav a[aria-current="page"]{color:var(--orange);border-color:rgba(255,122,41,.36);background:rgba(255,122,41,.08)}
.head .btn{margin-left:auto}

/* ── Hero（左文右图）───────────────────────────────────── */
.hero{
  position:relative;overflow:hidden;padding:66px 0 74px;
  background:
    radial-gradient(760px 420px at 8% -6%,rgba(255,110,156,.20),transparent 64%),
    radial-gradient(720px 460px at 104% 104%,rgba(255,122,41,.26),transparent 62%),
    linear-gradient(168deg,#07171C,#0B2229 56%,#071A20);
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(52deg,rgba(255,255,255,.045) 0 1px,transparent 1px 8px);
  opacity:.75;
}
.hero-in{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:54px;align-items:center}
.kicker{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;letter-spacing:2px;
  color:var(--mint);text-transform:uppercase;margin-bottom:16px;
}
.kicker i{width:8px;height:8px;background:var(--mint);display:block;transform:rotate(45deg)}
.hero h1{font-size:clamp(30px,4.1vw,50px);letter-spacing:1px;margin:0 0 18px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-lead{font-size:16.5px;color:var(--ink2);max-width:620px;margin-bottom:26px}
.hero-act{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 26px;font-size:14px;color:var(--ink2)}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta i{width:7px;height:7px;background:var(--orange);display:block;border-radius:1px}
.hero__shot{display:flex;justify-content:flex-end}
.phone{
  width:100%;max-width:300px;padding:10px;border-radius:26px;
  background:linear-gradient(160deg,rgba(255,255,255,.14),rgba(255,255,255,.04));
  border:1px solid var(--line2);
  box-shadow:0 30px 60px -28px rgba(0,0,0,.95);
  position:relative;
}
.phone::before{
  content:"";position:absolute;left:50%;top:14px;transform:translateX(-50%);
  width:64px;height:5px;border-radius:3px;background:rgba(255,255,255,.28);
}
.phone img{width:100%;height:auto;border-radius:17px}
.phone--flat{padding:0;border-radius:10px;border:1px solid var(--line2);background:var(--card)}
.phone--flat::before{display:none}
.phone--flat img{border-radius:9px}

/* ── 通栏区块与标题 ────────────────────────────────────── */
.sec{padding:66px 0;border-bottom:1px solid var(--line)}
.sec--tight{padding:52px 0}
.sec--panel{background:var(--bg2)}
.sec-h{margin-bottom:26px}
.sec-h h2{font-size:clamp(21px,2.5vw,29px);display:flex;align-items:center;gap:12px}
.sec-h h2::before{
  content:"";width:10px;height:10px;flex:none;transform:rotate(45deg);
  background:linear-gradient(135deg,var(--orange),var(--pink));
}
.sec-h p{color:var(--ink2);font-size:15px;margin:12px 0 0}
.sec-h--center{text-align:center}
.sec-h--center h2{justify-content:center}

/* ── 频道轨道 ─────────────────────────────────────────── */
.rail{display:flex;flex-wrap:wrap;gap:12px}
.rail a{
  padding:11px 20px;border-radius:999px;background:var(--card);
  border:1px solid var(--line);font-size:15px;color:var(--ink2);transition:.18s;
}
.rail a:hover{color:var(--ink);border-color:var(--orange);background:rgba(255,122,41,.10)}
.rail a b{color:var(--orange);font-weight:700;margin-right:7px;font-size:13px}

/* ── 事实条 ───────────────────────────────────────────── */
.facts{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
}
.facts li{background:var(--bg2);padding:26px 22px}
.facts b{display:block;font-size:29px;color:var(--orange);letter-spacing:.5px;line-height:1.2}
.facts span{display:block;font-size:14px;color:var(--ink2);margin-top:8px}

/* ── 胶片齿孔渲染语言 ─────────────────────────────────── */
.film{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 34px}
.film::before,.film::after{
  content:"";position:absolute;top:16px;bottom:16px;width:7px;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.17) 0 7px,transparent 7px 16px);
}
.film::before{left:11px}
.film::after{right:11px}

/* ── 内容入口卡 ───────────────────────────────────────── */
.entries{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.entry{display:block;transition:transform .2s ease,border-color .2s ease}
.entry:hover{transform:translateY(-4px);border-color:rgba(255,122,41,.5)}
.entry__tag{font-size:12.5px;letter-spacing:1.6px;color:var(--mint);text-transform:uppercase}
.entry h3{font-size:19px;margin:10px 0 10px}
.entry p{font-size:14.6px;color:var(--ink2);margin:0 0 16px}
.entry__more{font-size:14px;color:var(--orange);font-weight:700;display:inline-flex;align-items:center;gap:7px}
.entry__more svg{width:15px;height:15px}

/* ── 手机展示墙 ───────────────────────────────────────── */
.shots{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.shot{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 12px 14px;transition:border-color .2s}
.shot:hover{border-color:rgba(127,227,212,.45)}
.shot img{width:100%;height:auto;border-radius:7px;border:1px solid var(--line)}
.shot figcaption{font-size:13px;color:var(--ink2);margin-top:11px;line-height:1.6}
.shot figcaption b{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}

/* ── 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(--r);padding:24px 26px}
.quote__stars{color:var(--orange);font-size:14px;letter-spacing:2px;margin-bottom:12px}
.quote p{font-size:15px;color:var(--ink);margin:0 0 16px}
.quote__who{display:flex;align-items:center;gap:11px;font-size:13.5px;color:var(--ink2)}
.quote__av{
  width:34px;height:34px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--orange),var(--pink-d));
}

/* ── 折叠问答 ─────────────────────────────────────────── */
.qa{border:1px solid var(--line);border-radius:var(--r);background:var(--card);overflow:hidden}
.qa details{border-bottom:1px solid var(--line)}
.qa details:last-child{border-bottom:0}
.qa summary{
  cursor:pointer;padding:17px 24px;font-weight:700;font-size:15.5px;list-style:none;
  display:flex;align-items:flex-start;gap:12px;transition:color .18s;
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::before{content:"Q";color:var(--orange);font-weight:800;flex:none}
.qa summary:hover{color:var(--orange)}
.qa .a{padding:0 24px 20px 48px;font-size:15px;color:var(--ink2)}
.qa .a p:last-child{margin-bottom:0}

/* ── 内页横幅 ─────────────────────────────────────────── */
.page-hero{
  position:relative;overflow:hidden;padding:54px 0 58px;
  background:
    radial-gradient(620px 320px at 88% -20%,rgba(255,122,41,.24),transparent 66%),
    linear-gradient(150deg,#08191F,#0B2229);
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(52deg,rgba(255,255,255,.04) 0 1px,transparent 1px 8px);
}
.page-hero .wrap{position:relative;z-index:2}
.crumb{font-size:13.5px;color:var(--ink3);margin-bottom:16px}
.crumb a:hover{color:var(--orange)}
.page-hero h1{font-size:clamp(25px,3.3vw,38px);margin-bottom:16px}
.page-hero .lead{color:var(--ink2);font-size:16px;max-width:830px;margin:0}

/* ── 内页双栏：左目录 + 右正文 ─────────────────────────── */
.doc{display:grid;grid-template-columns:236px minmax(0,1fr);gap:44px;align-items:start}
.doc > main{min-width:0}
.doc .block{min-width:0}
.aside{position:sticky;top:92px}
.aside h3{font-size:13px;letter-spacing:1.8px;color:var(--mint);margin-bottom:14px;text-transform:uppercase}
.aside ol{counter-reset:ai}
.aside li{counter-increment:ai;margin-bottom:9px}
.aside a{
  display:flex;gap:10px;font-size:14.5px;color:var(--ink2);padding:7px 10px;border-radius:var(--r);
  border-left:2px solid transparent;transition:.18s;
}
.aside a::before{content:counter(ai,decimal-leading-zero);color:var(--ink3);font-size:12.5px;flex:none}
.aside a:hover{color:var(--ink);border-left-color:var(--orange);background:rgba(255,255,255,.04)}

.block{margin-bottom:42px;scroll-margin-top:92px}
.block h2{font-size:clamp(19px,2.3vw,25px);margin-bottom:16px;display:flex;align-items:flex-start;gap:11px}
.block h2::before{
  content:"";width:9px;height:9px;flex:none;margin-top:9px;transform:rotate(45deg);
  background:linear-gradient(135deg,var(--orange),var(--pink));
}
.block h3{font-size:17px;margin:22px 0 10px;color:var(--orange-l)}
.block p,.block li{color:var(--ink2);font-size:15.4px}
.prose p{color:var(--ink2)}
.prose ul,.prose ol{margin:0 0 16px}
.prose li{position:relative;padding-left:19px;margin-bottom:9px}
.prose li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:7px;background:var(--mint);border-radius:1px}
.prose ol.steps{counter-reset:st}
.prose ol.steps li{counter-increment:st;padding-left:40px;margin-bottom:16px}
.prose ol.steps li::before{
  content:counter(st);left:0;top:1px;width:26px;height:26px;
  background:rgba(255,122,41,.16);border:1px solid rgba(255,122,41,.5);border-radius:5px;
  color:var(--orange);font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.prose ol.steps b{color:var(--ink)}

.callout{
  background:var(--card2);border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:var(--r);padding:18px 22px;margin:20px 0;font-size:15px;color:var(--ink2);
}
.callout b{color:var(--orange)}
.tbl-cap{font-size:14px;color:var(--ink);font-weight:700;margin:22px 0 10px}
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:14.6px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:rgba(255,255,255,.05);color:var(--ink);font-weight:700;white-space:nowrap}
td{color:var(--ink2)}
tr:last-child td{border-bottom:0}
.tbl-note{font-size:13.5px;color:var(--ink3);margin:10px 0 0}

.mini{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0 6px}
.mini figure{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:11px}
.mini img{width:100%;height:auto;border-radius:6px;border:1px solid var(--line)}
.mini figcaption{font-size:13px;color:var(--ink2);margin-top:10px}

.rel{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.rel a{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;transition:.2s}
.rel a:hover{border-color:rgba(255,122,41,.5);transform:translateY(-3px)}
.rel b{display:block;font-size:16px;color:var(--ink);margin-bottom:7px}
.rel span{font-size:14px;color:var(--ink2)}

/* ── CTA ──────────────────────────────────────────────── */
.cta{
  position:relative;overflow:hidden;text-align:center;padding:64px 0;
  background:linear-gradient(150deg,#0B2229,#12202C 55%,#1A1A2E);
  border-bottom:1px solid var(--line);
}
.cta::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(560px 300px at 50% 120%,rgba(255,122,41,.28),transparent 68%);
}
.cta .wrap{position:relative;z-index:2}
.cta h2{font-size:clamp(21px,2.6vw,30px);margin-bottom:14px}
.cta p{color:var(--ink2);font-size:15.4px;max-width:660px;margin:0 auto 26px}
.cta .btn{font-size:16px;padding:15px 34px}

/* ── 页脚 ─────────────────────────────────────────────── */
.foot{background:#051216;padding:52px 0 30px;font-size:14px}
.foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;padding-bottom:30px;border-bottom:1px solid var(--line)}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.foot-brand img{width:36px;height:36px;border-radius:10px}
.foot-brand b{font-size:17px}
.foot p{color:var(--ink3);font-size:13.6px;line-height:1.8;margin:0}
.foot h3{font-size:14px;color:var(--ink);margin-bottom:14px;font-weight:700}
.foot li{margin-bottom:9px}
.foot li a{color:var(--ink3);transition:color .18s}
.foot li a:hover{color:var(--orange)}
.disc{
  margin-top:24px;padding:16px 20px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-left:3px solid var(--pink-d);
  border-radius:var(--r);color:var(--ink3);font-size:13.4px;line-height:1.8;
}
.copy{margin-top:20px;text-align:center;color:var(--ink3);font-size:13px}

/* ── 纯 CSS 入场动效（不用 JS 观察器）─────────────────── */
@keyframes glint{
  0%{transform:translateX(-120%);opacity:0}
  22%{opacity:.9}
  100%{transform:translateX(320%);opacity:0}
}
@keyframes riseIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes sweep{from{opacity:0;transform:translateX(-14px)}to{opacity:1;transform:none}}
.rise{animation:riseIn .6s cubic-bezier(.2,.7,.3,1) both}
.rise.d1{animation-delay:.07s}
.rise.d2{animation-delay:.14s}
.rise.d3{animation-delay:.21s}
.rise.d4{animation-delay:.28s}
.rise.d5{animation-delay:.35s}
.sweep{animation:sweep .55s cubic-bezier(.2,.7,.3,1) both}
.shot{position:relative;overflow:hidden}
.shot i{
  position:absolute;top:0;left:0;width:46%;height:2px;display:block;
  background:linear-gradient(90deg,transparent,var(--orange),transparent);
  animation:glint 5.6s ease-in-out infinite;
}
.shot:nth-child(2) i{animation-delay:.5s}
.shot:nth-child(3) i{animation-delay:1s}
.shot:nth-child(4) i{animation-delay:1.5s}
.shot:nth-child(5) i{animation-delay:2s}
.shot:nth-child(6) i{animation-delay:2.5s}
@media (prefers-reduced-motion:reduce){
  .rise,.sweep{animation:none;opacity:1;transform:none}
  .shot i{animation:none;opacity:0}
}

/* ── 窄屏 ─────────────────────────────────────────────── */
@media (max-width:980px){
  .hero-in{grid-template-columns:1fr;gap:38px}
  .hero{padding:48px 0 54px}
  .hero__shot{justify-content:center;margin:0 auto}
  .hero::after{width:auto}
  .shots{grid-template-columns:repeat(3,1fr)}
  .entries,.quotes,.rel,.mini{grid-template-columns:1fr 1fr}
  .doc{grid-template-columns:minmax(0,1fr);gap:30px}
  .aside{position:static}
  .aside ol{display:flex;flex-wrap:wrap;gap:8px}
  .aside li{margin:0}
  .aside a{border:1px solid var(--line);border-left:1px solid var(--line);padding:8px 13px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media (max-width:620px){
  .wrap{padding:0 17px}
  .head-in{flex-wrap:wrap;height:auto;padding:11px 0 9px;gap:10px}
  .brand b{font-size:17px}
  .head .btn{margin-left:auto}
  .nav{order:3;width:100%;margin-left:0;justify-content:space-between;gap:0;border-top:1px solid var(--line);padding-top:9px}
  .nav a{padding:6px 8px;font-size:14px}
  .hero h1{font-size:28px}
  .hero-lead{font-size:15.5px}
  .sec{padding:46px 0}
  .shots{grid-template-columns:repeat(2,1fr)}
  .entries,.quotes,.rel,.mini,.foot-top{grid-template-columns:1fr}
  .film{padding:20px 26px}
  .film::before,.film::after{width:5px;background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.15) 0 5px,transparent 5px 12px)}
  .prose ol.steps li{padding-left:36px}
  .qa summary{padding:15px 18px;font-size:15px}
  .qa .a{padding:0 18px 18px 42px}
  .foot{padding:40px 0 26px}
}