/* Yulai Gaokao AI · Home landing page · scoped to .yulai-home-root
   Based on Claude Design handoff (FSxtSfZ71_WqeN-l3Xat-Q) */

.yulai-home-root{
  --bg: #f9f5f0;
  --bg-2: #f4f0e9;
  --bg-3: #efeae2;
  --ink: #1f1915;
  --ink-2: #423c37;
  --ink-3: #76706c;
  --ink-4: #a8a3a0;
  --line: #d3cec8;
  --line-2: #e5e0da;
  --accent: #bf6e3e;
  --accent-soft: rgba(191,110,62,.12);
  --cool: #496973;
  --warn: #b54c3d;
  --safe: #537d5c;
  --serif: 'Noto Serif SC', 'Songti SC', serif;
  --sans: 'Inter', 'PingFang SC', system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  display:block;
  min-height:100vh;
}
@supports (color: oklch(0.5 0 0)){
  .yulai-home-root{
    --bg: oklch(0.972 0.008 80);
    --bg-2: oklch(0.955 0.01 80);
    --bg-3: oklch(0.94 0.012 80);
    --ink: oklch(0.22 0.012 60);
    --ink-2: oklch(0.36 0.012 60);
    --ink-3: oklch(0.55 0.01 60);
    --ink-4: oklch(0.72 0.008 60);
    --line: oklch(0.86 0.01 70);
    --line-2: oklch(0.91 0.008 70);
    --accent: oklch(0.62 0.12 50);
    --accent-soft: oklch(0.62 0.12 50 / 0.12);
    --cool: oklch(0.5 0.04 220);
    --warn: oklch(0.55 0.14 30);
    --safe: oklch(0.55 0.07 150);
  }
}
.yulai-home-root *{box-sizing:border-box;margin:0;padding:0}
.yulai-home-root a{color:inherit;text-decoration:none}
.yulai-home-root button{font:inherit;background:none;border:none;cursor:pointer;color:inherit}
.yulai-home-root .container{max-width:1280px;margin:0 auto;padding:0 56px}

/* nav */
.yulai-home-root .nav{position:fixed;top:0;left:0;right:0;z-index:50;backdrop-filter:blur(14px) saturate(140%);background:rgba(249,245,240,.7);background:oklch(0.972 0.008 80 / 0.7);border-bottom:1px solid transparent;transition:border-color .3s}
.yulai-home-root .nav.scrolled{border-color:var(--line-2)}
.yulai-home-root .nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:1280px;margin:0 auto;padding:0 56px}
.yulai-home-root .brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:500;font-size:18px;letter-spacing:.04em}
.yulai-home-root .brand-mark{width:22px;height:22px;display:grid;place-items:center}
.yulai-home-root .brand-mark svg,.yulai-home-root .foot-brand-mark svg{width:100%;height:100%}
.yulai-home-root .nav-links{display:flex;gap:32px;font-size:14px;color:var(--ink-2)}
.yulai-home-root .nav-links a{padding:6px 0;transition:color .2s}
.yulai-home-root .nav-links a:hover{color:var(--ink)}
.yulai-home-root .nav-cta{display:flex;align-items:center;gap:8px}
.yulai-home-root .btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;font-size:14px;font-weight:500;border-radius:999px;transition:all .25s ease;white-space:nowrap}
.yulai-home-root .btn-primary{background:var(--ink);color:var(--bg)!important}
.yulai-home-root .btn-primary:hover{background:var(--accent);color:var(--bg)!important;transform:translateY(-1px)}
.yulai-home-root a.btn-primary{color:var(--bg)!important}
.yulai-home-root a.btn-primary:hover{color:var(--bg)!important}
.yulai-home-root .btn-ghost{color:var(--ink-2)}
.yulai-home-root .btn-ghost:hover{color:var(--ink)}
.yulai-home-root .btn-outline{border:1px solid var(--line);color:var(--ink-2)}
.yulai-home-root .btn-outline:hover{border-color:var(--ink-3);color:var(--ink)}
.yulai-home-root .btn-text{color:var(--ink-3);font-size:13px;padding:6px 0}
.yulai-home-root .btn-text:hover{color:var(--accent)}
.yulai-home-root .arrow{display:inline-block;transition:transform .25s}
.yulai-home-root .btn:hover .arrow{transform:translateX(3px)}

.yulai-home-root .eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.yulai-home-root .eyebrow::before{content:"";width:24px;height:1px;background:var(--accent)}

.yulai-home-root .section{padding:200px 0;position:relative}
.yulai-home-root .section-head{display:flex;flex-direction:column;gap:18px;margin-bottom:96px;max-width:820px}
.yulai-home-root .section-head h2{font-family:var(--serif);font-weight:500;font-size:clamp(32px,3.4vw,48px);line-height:1.25;letter-spacing:-0.005em}
.yulai-home-root .section-head p{font-size:16px;line-height:1.75;color:var(--ink-2);max-width:680px;text-wrap:pretty}

.yulai-home-root .vline{position:absolute;top:0;bottom:0;width:1px;background:var(--line-2);pointer-events:none}
.yulai-home-root .vline-l{left:56px}
.yulai-home-root .vline-r{right:56px}

/* status pill */
.yulai-home-root .pill{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:999px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--line)}
.yulai-home-root .pill .dot{width:5px;height:5px;border-radius:50%}
.yulai-home-root .pill-live{color:var(--safe);border-color:rgba(83,125,92,.4);border-color:oklch(0.55 0.07 150 / 0.4)}
.yulai-home-root .pill-live .dot{background:var(--safe)}
.yulai-home-root .pill-mvp{color:var(--accent);border-color:rgba(191,110,62,.4);border-color:oklch(0.62 0.12 50 / 0.4)}
.yulai-home-root .pill-mvp .dot{background:var(--accent)}
.yulai-home-root .pill-jun{color:var(--ink);border-color:var(--ink-3);background:rgba(191,110,62,.06);background:oklch(0.62 0.12 50 / 0.06)}
.yulai-home-root .pill-jun .dot{background:var(--ink)}
.yulai-home-root .pill-aft{color:var(--cool);border-color:rgba(73,105,115,.35);border-color:oklch(0.5 0.04 220 / 0.35)}
.yulai-home-root .pill-aft .dot{background:var(--cool)}
.yulai-home-root .pill-late{color:var(--ink-3);border-color:var(--line);border-style:dashed}
.yulai-home-root .pill-late .dot{background:var(--ink-4)}

/* hero */
.yulai-home-root .hero{position:relative;padding:148px 0 120px;overflow:hidden}
.yulai-home-root .hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center;min-height:640px}
.yulai-home-root .hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(40px,4.4vw,60px);line-height:1.18;letter-spacing:-0.01em;margin-top:28px;color:var(--ink)}
.yulai-home-root .hero h1 .em{color:var(--accent);font-weight:600}
.yulai-home-root .hero h1 .faint{color:var(--ink-3);font-weight:300}
.yulai-home-root .hero p.lede{margin-top:28px;font-size:16.5px;line-height:1.8;color:var(--ink-2);max-width:520px;text-wrap:pretty}
.yulai-home-root .hero-cta{margin-top:40px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.yulai-home-root .hero-soft{margin-top:20px;display:flex;gap:24px;font-size:13px;color:var(--ink-3)}
.yulai-home-root .hero-soft button{display:inline-flex;align-items:center;gap:6px}
.yulai-home-root .hero-soft button:hover{color:var(--accent)}
.yulai-home-root .hero-soft .sep{color:var(--ink-4)}

.yulai-home-root .pre-exam-pray-hero{
  isolation:isolate;
  min-height:660px;
  background:var(--bg);
}
.yulai-home-root .pre-exam-pray-hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(249,245,240,.74) 0%,rgba(249,245,240,.5) 44%,rgba(249,245,240,.12) 100%);background:linear-gradient(90deg,oklch(0.972 0.008 80 / .74) 0%,oklch(0.972 0.008 80 / .5) 44%,oklch(0.972 0.008 80 / .12) 100%)}
.yulai-home-root .pre-exam-pray-hotzone{
  position:absolute;
  inset:0;
  z-index:1;
  cursor:pointer;
  overflow:hidden;
}
.yulai-home-root .pre-exam-pray-wall{
  position:absolute;
  inset:84px 0 -36px 0;
  z-index:0;
  display:grid;
  grid-template-columns:repeat(4,minmax(180px,1fr));
  grid-auto-rows:128px;
  gap:16px;
  padding:0 42px;
  opacity:.38;
  pointer-events:none;
  transform:rotate(-1deg);
}
.yulai-home-root .pre-exam-pray-wall-card{
  min-width:0;
  padding:16px 18px;
  border:1px solid rgba(169,52,43,.2);
  border-radius:8px;
  background:rgba(255,250,242,.78);
  color:var(--ink);
  box-shadow:0 16px 38px rgba(92,47,23,.08);
  transform:translateY(var(--pray-card-offset,0)) rotate(var(--pray-card-tilt,0deg));
}
.yulai-home-root .pre-exam-pray-wall-card:nth-child(4n+2){background:rgba(244,224,215,.74)}
.yulai-home-root .pre-exam-pray-wall-card:nth-child(4n+3){background:rgba(255,247,220,.72)}
.yulai-home-root .pre-exam-pray-wall-meta{display:block;margin-bottom:8px;font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:#8f4c31}
.yulai-home-root .pre-exam-pray-wall-card strong{display:block;margin-bottom:7px;font-family:var(--serif);font-size:17px;line-height:1.2;color:#a9342b}
.yulai-home-root .pre-exam-pray-wall-card p{font-size:13px;line-height:1.6;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.yulai-home-root .pre-exam-pray-wall-card.is-家长{border-color:rgba(191,110,62,.24)}
.yulai-home-root .pre-exam-pray-wall-card.is-老师{border-style:dashed}
.yulai-home-root .pre-exam-pray-foreground{
  position:relative;
  z-index:2;
  pointer-events:none;
}
.yulai-home-root .pre-exam-pray-foreground a,.yulai-home-root .pre-exam-pray-foreground button{pointer-events:auto}
.yulai-home-root .pre-exam-pray-foreground .eyebrow,.yulai-home-root .pre-exam-pray-foreground h1,.yulai-home-root .pre-exam-pray-foreground .lede,.yulai-home-root .pre-exam-pray-marquee{pointer-events:auto}
.yulai-home-root .pre-exam-pray-marquee{width:min(620px,100%);height:30px;margin-top:18px;overflow:hidden;border-top:1px solid rgba(191,110,62,.16);border-bottom:1px solid rgba(191,110,62,.16);background:rgba(255,250,242,.36);background:oklch(0.985 0.01 80 / .36);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.yulai-home-root .pre-exam-pray-marquee-track{display:flex;align-items:center;width:max-content;height:100%;gap:34px;animation:pre-exam-pray-marquee 84s linear infinite}
.yulai-home-root .pre-exam-pray-marquee span{font-family:var(--mono);font-size:11px;line-height:30px;letter-spacing:.04em;color:#8f4c31;color:oklch(0.48 0.08 44);white-space:nowrap}

@keyframes pre-exam-pray-marquee{to{transform:translateX(-50%)}}

.yulai-home-root .pray-overlay{--pray-red:#a9342b;--pray-red-soft:rgba(169,52,43,.11);--pray-paper:#fffaf2;position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:20px;background:rgba(31,25,21,.34);background:oklch(0.22 0.012 60 / .34)}
.yulai-home-root .pray-result-dialog{position:relative;width:min(640px,100%);max-height:min(86vh,780px);overflow:auto;border:1px solid var(--line);border-radius:12px;background:var(--pray-paper);box-shadow:0 24px 80px rgba(58,37,22,.26);padding:30px;animation:pray-pop 180ms ease-out}
.yulai-home-root .pre-exam-pray-dialog{width:min(920px,100%)}
.yulai-home-root .pray-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding-right:58px}
.yulai-home-root .pray-close{position:absolute;top:18px;right:18px;width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;color:var(--ink-3);font-size:22px;line-height:1}
.yulai-home-root .pray-close:hover{color:var(--pray-red);border-color:var(--pray-red)}
.yulai-home-root .pray-sign-meta{margin-bottom:12px;color:var(--pray-red);font-size:14px;font-weight:800}
.yulai-home-root .pray-sign-text{font-family:var(--serif);font-size:clamp(28px,5vw,38px);font-weight:700;line-height:1.5;color:var(--ink)}
.yulai-home-root .pray-detail,.yulai-home-root .pray-message{border-top:1px solid var(--line);margin-top:24px;padding-top:22px}
.yulai-home-root .pray-detail h2,.yulai-home-root .pray-message h2{font-family:var(--serif);font-size:22px;line-height:1.35;font-weight:700;color:var(--ink);margin-bottom:12px}
.yulai-home-root .pray-detail h2{color:var(--pray-red)}
.yulai-home-root .pray-detail p{color:var(--ink-2);font-size:14px;line-height:1.85}
.yulai-home-root .pre-exam-pray-choice{border-top:1px solid var(--line);margin-top:24px;padding-top:22px;display:grid;gap:18px}
.yulai-home-root .pre-exam-pray-choice p{color:var(--ink-2);font-size:14px;line-height:1.8}
.yulai-home-root .pre-exam-pray-choice-grid{display:grid;grid-template-columns:repeat(5,minmax(118px,1fr));gap:12px}
.yulai-home-root .pre-exam-pray-choice-card{min-height:176px;display:grid;grid-template-rows:64px auto auto auto;justify-items:center;gap:7px;padding:13px 10px;border:1px solid var(--line);border-radius:8px;background:rgba(255,250,242,.62);text-align:center;transition:border-color 160ms ease,background 160ms ease,transform 160ms ease,box-shadow 160ms ease}
.yulai-home-root .pre-exam-pray-choice-card:hover,.yulai-home-root .pre-exam-pray-choice-card:focus-visible{border-color:var(--pray-red);background:var(--pray-red-soft);outline:none;transform:translateY(-1px);box-shadow:0 12px 28px rgba(92,47,23,.08)}
.yulai-home-root .pre-exam-pray-choice-portrait{width:64px;height:64px;display:block;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:#f7ead2}
.yulai-home-root .pre-exam-pray-choice-portrait svg{width:100%;height:100%;display:block}
.yulai-home-root .pre-exam-pray-choice-name{font-family:var(--serif);font-size:17px;font-weight:800;line-height:1.25;color:var(--ink)}
.yulai-home-root .pre-exam-pray-choice-intro{color:var(--ink-3);font-size:12px;line-height:1.45}
.yulai-home-root .pre-exam-pray-choice-note{color:var(--pray-red);font-size:12px;font-weight:800;line-height:1.35}
.yulai-home-root .pre-exam-pray-drawing{border-top:1px solid var(--line);margin-top:24px;padding-top:26px;display:grid;place-items:center;gap:16px;text-align:center;color:var(--ink-2)}
.yulai-home-root .pre-exam-pray-drawing p{font-size:14px;line-height:1.8}
.yulai-home-root .pre-exam-pray-draw-visual{position:relative;width:112px;height:128px;display:grid;place-items:end center}
.yulai-home-root .pre-exam-pray-draw-tube{width:72px;height:84px;border:1px solid rgba(169,52,43,.28);border-radius:8px 8px 18px 18px;background:linear-gradient(180deg,rgba(255,250,242,.74),rgba(169,52,43,.12));box-shadow:inset 0 8px 18px rgba(169,52,43,.08)}
.yulai-home-root .pre-exam-pray-draw-slip{position:absolute;top:4px;left:50%;width:34px;height:94px;transform:translateX(-50%);display:grid;place-items:center;border:1px solid rgba(169,52,43,.25);border-radius:999px;background:#fff7ed;color:var(--pray-red);font-family:var(--serif);font-size:15px;font-weight:700;writing-mode:vertical-rl;letter-spacing:.16em;animation:pre-exam-pray-slip 980ms ease-in-out infinite}
.yulai-home-root .pray-message-form{display:grid;gap:12px}
.yulai-home-root .pray-message-form input,.yulai-home-root .pray-message-form textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:var(--pray-paper);color:var(--ink);font:inherit;outline:none;padding:13px 14px}
.yulai-home-root .pray-message-form textarea{min-height:116px;resize:none;max-height:150px;overflow-y:auto;line-height:1.75;transition:border-color 160ms ease,box-shadow 160ms ease,height 160ms ease}
.yulai-home-root .pray-message-form input::placeholder,.yulai-home-root .pray-message-form textarea::placeholder{color:var(--ink-3);opacity:1}
.yulai-home-root .pray-message-form input:focus,.yulai-home-root .pray-message-form textarea:focus{border-color:var(--pray-red);box-shadow:0 0 0 3px rgba(169,52,43,.1);box-shadow:0 0 0 3px oklch(0.49 0.15 32 / .1)}
.yulai-home-root .pray-submit-row{display:block}
.yulai-home-root .essay-btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;font-size:14px;font-weight:500;border-radius:999px;transition:all .25s ease;white-space:nowrap;border:none;cursor:pointer;background:var(--ink)!important;color:var(--bg)!important}
.yulai-home-root .essay-btn-primary:hover{background:var(--accent)!important;color:var(--bg)!important;transform:translateY(-1px)}
.yulai-home-root .pray-submit-row .essay-btn-primary{width:100%;justify-content:center}
.yulai-home-root .pray-share-status{margin-top:12px;color:var(--ink-3);font-size:13px;line-height:1.6}
@keyframes pray-pop{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes pre-exam-pray-slip{0%{transform:translateX(-50%) translateY(28px);opacity:.35}45%{opacity:1}100%{transform:translateX(-50%) translateY(-10px);opacity:.8}}

/* system map */
.yulai-home-root .sysmap{position:relative;width:100%;aspect-ratio:1.1/1;max-width:680px;justify-self:end}
.yulai-home-root .sysmap svg{width:100%;height:100%;overflow:visible}
.yulai-home-root .sysmap .node{position:absolute;background:var(--bg);border:1px solid var(--line);padding:8px 12px;border-radius:3px;font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--ink-2);white-space:nowrap;display:flex;align-items:center;gap:6px;transform:translate(-50%,-50%)}
.yulai-home-root .sysmap .node .ndot{width:5px;height:5px;border-radius:50%;background:var(--ink-3)}
.yulai-home-root .sysmap .node.is-mvp{border-color:rgba(191,110,62,.5);border-color:oklch(0.62 0.12 50 / 0.5);color:var(--ink)}
.yulai-home-root .sysmap .node.is-mvp .ndot{background:var(--accent)}
.yulai-home-root .sysmap .node.is-late{border-style:dashed;color:var(--ink-3)}
.yulai-home-root .sysmap .node.is-late .ndot{background:var(--ink-4)}
.yulai-home-root .sysmap .core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);text-align:center;padding:18px 22px;border:1px solid var(--ink);background:var(--bg);min-width:180px}
.yulai-home-root .sysmap .core .t{font-family:var(--serif);font-size:16px;color:var(--ink);font-weight:500}
.yulai-home-root .sysmap .core .s{font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:var(--ink-3);text-transform:uppercase;margin-top:6px}

@keyframes yulai-dashflow{to{stroke-dashoffset:-40}}
.yulai-home-root .flow-line{stroke-dasharray:3 4;animation:yulai-dashflow 6s linear infinite}
@keyframes yulai-pulse{0%,100%{opacity:.5;transform:scale(1)}50%{opacity:1;transform:scale(1.4)}}
@keyframes yulai-nodeBreath{0%,100%{box-shadow:0 0 0 0 rgba(191,110,62,0);box-shadow:0 0 0 0 oklch(0.62 0.12 50 / 0)}50%{box-shadow:0 0 0 4px rgba(191,110,62,.08);box-shadow:0 0 0 4px oklch(0.62 0.12 50 / 0.08)}}
@keyframes yulai-ringDraw{to{stroke-dashoffset:0}}
@keyframes yulai-coreGlow{0%,100%{box-shadow:0 0 0 0 rgba(191,110,62,.05),0 0 0 0 rgba(191,110,62,.05);box-shadow:0 0 0 0 oklch(0.62 0.12 50 / 0.05),0 0 0 0 oklch(0.62 0.12 50 / 0.05)}50%{box-shadow:0 0 0 12px rgba(191,110,62,.04),0 0 0 24px rgba(191,110,62,.02);box-shadow:0 0 0 12px oklch(0.62 0.12 50 / 0.04),0 0 0 24px oklch(0.62 0.12 50 / 0.02)}}

.yulai-home-root .sysmap .node{animation:yulai-nodeBreath 4s ease-in-out infinite}
.yulai-home-root .sysmap .node:nth-child(2){animation-delay:.4s}
.yulai-home-root .sysmap .node:nth-child(3){animation-delay:.8s}
.yulai-home-root .sysmap .node:nth-child(4){animation-delay:1.2s}
.yulai-home-root .sysmap .node:nth-child(5){animation-delay:1.6s}
.yulai-home-root .sysmap .node:nth-child(6){animation-delay:2s}
.yulai-home-root .sysmap .node:nth-child(7){animation-delay:2.4s}
.yulai-home-root .sysmap .node .ndot{animation:yulai-pulse 2.4s ease-in-out infinite}
.yulai-home-root .sysmap .core{animation:yulai-coreGlow 4s ease-in-out infinite}
.yulai-home-root .sysmap .ring-draw{stroke-dasharray:1500;stroke-dashoffset:1500;animation:yulai-ringDraw 3s ease-out forwards}
@media (prefers-reduced-motion:reduce){.yulai-home-root .sysmap *{animation:none!important}}

/* stages */
.yulai-home-root .stages{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);border:1px solid var(--line-2)}
.yulai-home-root .stage{background:var(--bg);padding:36px 28px;display:flex;flex-direction:column;gap:18px;min-height:380px;transition:background .3s}
.yulai-home-root .stage:hover{background:var(--bg-2)}
.yulai-home-root .stage .stage-num{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ink-3)}
.yulai-home-root .stage .stage-t{font-family:var(--serif);font-size:22px;font-weight:500;color:var(--ink);line-height:1.3}
.yulai-home-root .stage .stage-d{font-size:13px;line-height:1.7;color:var(--ink-3);max-width:240px}
.yulai-home-root .stage .stage-list{margin-top:auto;display:flex;flex-direction:column;gap:8px;padding-top:20px;border-top:1px solid var(--line-2)}
.yulai-home-root .stage .si{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-2)}
.yulai-home-root .stage .si::before{content:"";width:14px;height:1px;background:var(--ink-4)}
.yulai-home-root .stage.is-now{background:linear-gradient(180deg,rgba(191,110,62,.04),transparent);background:linear-gradient(180deg,oklch(0.62 0.12 50 / 0.04),transparent)}
.yulai-home-root .stage.is-now .stage-num{color:var(--accent)}

/* loop */
.yulai-home-root .loop{position:relative;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);padding:60px 0}
.yulai-home-root .loop-track{display:flex;gap:0;overflow-x:auto;scrollbar-width:none}
.yulai-home-root .loop-track::-webkit-scrollbar{display:none}
.yulai-home-root .loop-step{min-width:220px;padding:0 24px;border-right:1px dashed var(--line);position:relative;display:flex;flex-direction:column;gap:10px}
.yulai-home-root .loop-step:last-child{border-right:none}
.yulai-home-root .loop-step .ls-num{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ink-3)}
.yulai-home-root .loop-step .ls-t{font-family:var(--serif);font-size:18px;font-weight:500;line-height:1.3}
.yulai-home-root .loop-step .ls-d{font-size:12.5px;line-height:1.7;color:var(--ink-3)}
.yulai-home-root .loop-step .ls-pill{margin-top:8px}
.yulai-home-root .loop-legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:36px;padding-top:24px;border-top:1px dashed var(--line)}

/* tasks */
.yulai-home-root .tasks{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.yulai-home-root .task{padding:40px 32px;border:1px solid var(--line-2);background:var(--bg);display:flex;flex-direction:column;gap:18px;min-height:340px;position:relative;overflow:hidden}
.yulai-home-root .task .t-mark{font-family:var(--serif);font-size:80px;line-height:1;color:rgba(191,110,62,.15);color:oklch(0.62 0.12 50 / 0.15);font-weight:300;position:absolute;top:18px;right:24px}
.yulai-home-root .task .t-num{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--accent)}
.yulai-home-root .task h3{font-family:var(--serif);font-size:24px;font-weight:500;color:var(--ink);line-height:1.3}
.yulai-home-root .task p{font-size:13.5px;line-height:1.75;color:var(--ink-2);max-width:280px}
.yulai-home-root .task .t-tags{margin-top:auto;display:flex;flex-wrap:wrap;gap:6px;padding-top:18px;border-top:1px solid var(--line-2)}
.yulai-home-root .task .t-tag{font-family:var(--mono);font-size:10.5px;color:var(--ink-3);padding:3px 8px;border:1px solid var(--line-2);border-radius:2px}

/* layers */
.yulai-home-root .layers{display:flex;flex-direction:column;border-top:1px solid var(--line-2)}
.yulai-home-root .layer{display:grid;grid-template-columns:200px 1fr 1fr;gap:32px;padding:32px 0;border-bottom:1px solid var(--line-2);align-items:start}
.yulai-home-root .layer .l-key{display:flex;flex-direction:column;gap:6px}
.yulai-home-root .layer .l-key .lid{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--accent)}
.yulai-home-root .layer .l-key .lname{font-family:var(--serif);font-size:20px;font-weight:500}
.yulai-home-root .layer .l-desc{font-size:14px;line-height:1.75;color:var(--ink-2);max-width:380px}
.yulai-home-root .layer .l-mods{display:flex;flex-wrap:wrap;gap:8px}
.yulai-home-root .l-mod{font-size:12.5px;color:var(--ink-2);border:1px solid var(--line-2);padding:5px 10px;border-radius:2px;font-family:var(--sans);display:inline-flex;align-items:center;gap:6px}
.yulai-home-root .l-mod .mdot{width:4px;height:4px;border-radius:50%;background:var(--ink-4)}
.yulai-home-root .l-mod.live{color:var(--ink)}
.yulai-home-root .l-mod.live .mdot{background:var(--safe)}
.yulai-home-root .l-mod.mvp{color:var(--ink)}
.yulai-home-root .l-mod.mvp .mdot{background:var(--accent)}
.yulai-home-root .l-mod.jun{color:var(--ink)}
.yulai-home-root .l-mod.jun .mdot{background:var(--ink)}
.yulai-home-root .l-mod.late{color:var(--ink-3);border-style:dashed}

/* content / tutorial */
.yulai-home-root .content-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center}
.yulai-home-root .content-grid h2{font-family:var(--serif);font-weight:500;font-size:clamp(30px,3vw,42px);line-height:1.3;letter-spacing:-0.005em}
.yulai-home-root .content-grid .lede{margin-top:24px;font-size:16px;line-height:1.8;color:var(--ink-2);max-width:480px}
.yulai-home-root .cards-stack{position:relative;display:flex;flex-direction:column;gap:14px}
.yulai-home-root .qcard{border:1px solid var(--line-2);background:var(--bg);padding:22px 24px;display:flex;align-items:center;gap:18px;transition:transform .25s}
.yulai-home-root .qcard:hover{transform:translateX(-4px);border-color:var(--accent)}
.yulai-home-root .qcard .qn{font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:.16em;min-width:36px}
.yulai-home-root .qcard .qt{font-family:var(--serif);font-size:15px;color:var(--ink);flex:1}
.yulai-home-root .qcard .qa{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.1em}

/* AI roles & boundaries */
.yulai-home-root .ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-2);border:1px solid var(--line-2)}
.yulai-home-root .ai-col{background:var(--bg);padding:48px 40px}
.yulai-home-root .ai-col h3{font-family:var(--serif);font-size:22px;font-weight:500;margin-bottom:8px}
.yulai-home-root .ai-col .sub{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--ink-3);text-transform:uppercase;margin-bottom:28px}
.yulai-home-root .ai-list{display:flex;flex-direction:column;gap:0}
.yulai-home-root .ai-item{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:16px 0;border-top:1px solid var(--line-2);align-items:start}
.yulai-home-root .ai-item:first-child{border-top:none}
.yulai-home-root .ai-item .role{font-family:var(--serif);font-size:15px;color:var(--ink)}
.yulai-home-root .ai-item .desc{font-size:13.5px;line-height:1.7;color:var(--ink-3)}
.yulai-home-root .ai-col.bound .ai-item{grid-template-columns:24px 1fr}
.yulai-home-root .ai-col.bound .role{font-family:var(--mono);font-size:14px;color:var(--warn)}

/* audience */
.yulai-home-root .audience{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line-2)}
.yulai-home-root .aud{padding:48px 40px;border-right:1px solid var(--line-2);display:flex;flex-direction:column;gap:18px;min-height:340px}
.yulai-home-root .aud:last-child{border-right:none}
.yulai-home-root .aud .a-icon{width:36px;height:36px;border:1px solid var(--ink-3);border-radius:50%;display:grid;place-items:center;font-family:var(--serif);font-size:15px;color:var(--ink-2)}
.yulai-home-root .aud h3{font-family:var(--serif);font-size:22px;font-weight:500}
.yulai-home-root .aud p{font-size:14px;line-height:1.75;color:var(--ink-2);max-width:280px}
.yulai-home-root .aud .a-cta{margin-top:auto;font-size:13px;color:var(--accent);display:inline-flex;align-items:center;gap:6px;padding-top:18px;border-top:1px solid var(--line-2)}

/* footer */
.yulai-home-root footer{border-top:1px solid var(--line-2);padding:64px 0 36px;margin-top:60px}
.yulai-home-root .foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px}
.yulai-home-root .foot h4{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--ink-3);text-transform:uppercase;margin-bottom:18px}
.yulai-home-root .foot ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:13.5px;color:var(--ink-2)}
.yulai-home-root .foot ul li{cursor:pointer;transition:color .2s}
.yulai-home-root .foot ul li:hover{color:var(--ink)}
.yulai-home-root .foot-brand{font-family:var(--serif);font-size:18px;color:var(--ink);font-weight:500;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.yulai-home-root .foot-brand-mark{width:22px;height:22px}
.yulai-home-root .foot-desc{font-size:13.5px;color:var(--ink-3);line-height:1.7;max-width:280px}
.yulai-home-root .foot-bottom{margin-top:56px;padding-top:24px;border-top:1px solid var(--line-2);display:flex;justify-content:space-between;font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:.04em}

@media (max-width:1080px){
  .yulai-home-root .hero-grid,
  .yulai-home-root .content-grid{grid-template-columns:1fr;gap:56px}
  .yulai-home-root .sysmap{justify-self:center}
  .yulai-home-root .stages{grid-template-columns:1fr 1fr}
  .yulai-home-root .tasks{grid-template-columns:1fr}
  .yulai-home-root .audience{grid-template-columns:1fr}
  .yulai-home-root .aud{border-right:none;border-bottom:1px solid var(--line-2)}
  .yulai-home-root .ai-grid{grid-template-columns:1fr}
  .yulai-home-root .layer{grid-template-columns:1fr}
  .yulai-home-root .nav-links{display:none}
  .yulai-home-root .vline{display:none}
}

@media (max-width:640px){
  .yulai-home-root .container{padding:0 24px}
  .yulai-home-root .nav-inner{height:64px;padding:0 24px;gap:14px}
  .yulai-home-root .brand{min-width:0;font-size:17px;line-height:1.2}
  .yulai-home-root .brand span:last-child{overflow-wrap:anywhere}
  .yulai-home-root .nav-cta{flex-shrink:0}
  .yulai-home-root .nav-cta .btn-primary{display:none}
  .yulai-home-root .btn{padding:10px 16px;font-size:13px}
  .yulai-home-root .hero{padding:116px 0 88px}
  .yulai-home-root .hero-grid{min-height:auto;gap:42px}
  .yulai-home-root .hero h1{font-size:36px;line-height:1.24;max-width:9.5em;overflow-wrap:anywhere}
  .yulai-home-root .hero p.lede{font-size:15px;line-height:1.78;max-width:100%;overflow-wrap:anywhere}
  .yulai-home-root .pre-exam-pray-hero{min-height:620px}
  .yulai-home-root .pre-exam-pray-hero::after{background:linear-gradient(180deg,rgba(249,245,240,.82) 0%,rgba(249,245,240,.6) 52%,rgba(249,245,240,.28) 100%);background:linear-gradient(180deg,oklch(0.972 0.008 80 / .82) 0%,oklch(0.972 0.008 80 / .6) 52%,oklch(0.972 0.008 80 / .28) 100%)}
  .yulai-home-root .pre-exam-pray-wall{inset:86px -120px -28px 18px;grid-template-columns:repeat(2,180px);grid-auto-rows:118px;gap:12px;padding:0;opacity:.28}
  .yulai-home-root .pre-exam-pray-wall-card{padding:14px}
  .yulai-home-root .pre-exam-pray-wall-card:nth-child(n+9){display:none}
  .yulai-home-root .pre-exam-pray-marquee{height:28px;margin-top:16px}
  .yulai-home-root .pre-exam-pray-marquee span{font-size:10px;line-height:28px}
  .yulai-home-root .pray-result-dialog{padding:22px}
  .yulai-home-root .pray-dialog-head{gap:12px}
  .yulai-home-root .pre-exam-pray-choice-grid{grid-template-columns:1fr}
  .yulai-home-root .pre-exam-pray-choice-card{min-height:124px;grid-template-columns:64px 1fr;grid-template-rows:auto auto auto;justify-items:start;text-align:left}
  .yulai-home-root .pre-exam-pray-choice-portrait{grid-row:1/4}
  .yulai-home-root .hero-soft{gap:18px;flex-wrap:wrap}
  .yulai-home-root .sysmap{width:100%;max-width:360px;justify-self:center;overflow:visible}
  .yulai-home-root .sysmap .node{font-size:9px;padding:6px 8px}
  .yulai-home-root .section{padding:96px 0}
  .yulai-home-root .section-head{margin-bottom:48px}
  .yulai-home-root .stages{grid-template-columns:1fr}
  .yulai-home-root .stage{min-height:260px;padding:28px 24px}
  .yulai-home-root .foot{grid-template-columns:1fr;gap:32px}
  .yulai-home-root .foot-bottom{align-items:flex-start;flex-direction:column;gap:10px}
}

/* Unified nav auxiliary: province pill + user menu on home */
.yulai-home-root .yulai-home-nav-cta{display:flex;align-items:center;gap:10px}
.yulai-home-root .tu-nav-province{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border:1px solid var(--line-2);background:transparent;color:var(--ink-2);border-radius:999px;font:inherit;font-size:12px;cursor:pointer;font-family:var(--serif);transition:all .2s}
.yulai-home-root .tu-nav-province:hover{border-color:var(--ink-3);color:var(--ink)}
.yulai-home-root .tu-nav-province-label{color:var(--ink-3);letter-spacing:.02em}
.yulai-home-root .tu-nav-province-value{color:var(--ink);font-weight:500}
.yulai-home-root .tu-nav-auth{display:inline-flex;align-items:center;padding:9px 14px;border:1px solid transparent;color:var(--ink-2);border-radius:8px;font-size:13px;font-family:var(--serif);text-decoration:none;transition:all .2s}
.yulai-home-root .tu-nav-auth:hover{color:var(--ink)}
.yulai-home-root .tu-nav-user-wrap{position:relative}
.yulai-home-root .tu-nav-user{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border:1px solid var(--line-2);background:transparent;color:var(--ink-2);border-radius:999px;font:inherit;font-size:12px;cursor:pointer;font-family:var(--serif);transition:all .2s;max-width:180px}
.yulai-home-root .tu-nav-user:hover{border-color:var(--ink-3);color:var(--ink)}
.yulai-home-root .tu-nav-user-loading{width:86px;height:32px;background:rgba(0,0,0,.03);border-radius:999px;display:inline-block}
.yulai-home-root .tu-nav-user-dot{width:6px;height:6px;border-radius:999px;background:#bf6e3e;background:oklch(.62 .12 50);display:inline-block}
.yulai-home-root .tu-nav-user-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink);font-weight:500}
.yulai-home-root .tu-nav-user-caret{color:var(--ink-3);font-size:10px;margin-left:2px}
.yulai-home-root .tu-nav-user-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:160px;background:#fdfcf8;border:1px solid var(--line-2);border-radius:10px;box-shadow:0 6px 24px rgba(0,0,0,.06);padding:6px;z-index:50;display:flex;flex-direction:column;gap:2px}
.yulai-home-root .tu-nav-user-item{display:block;padding:8px 10px;border-radius:7px;font-size:13px;font-family:var(--serif);color:var(--ink-2);text-decoration:none;background:transparent;border:0;text-align:left;cursor:pointer;width:100%}
.yulai-home-root .tu-nav-user-item:hover{background:rgba(0,0,0,.04);color:var(--ink)}
.yulai-home-root .tu-nav-user-item-danger{color:#b0553b}
.yulai-home-root .tu-nav-user-item-danger:hover{background:rgba(217,119,87,.08);color:#b0553b}
@media (max-width:900px){
  .yulai-home-root .tu-nav-province-label{display:none}
  .yulai-home-root .tu-nav-user-name{max-width:70px}
}
.yulai-home-root a.brand{text-decoration:none;color:inherit}
.yulai-home-root a.brand:hover{opacity:.9}