/* ============================================================
   LunaFox Official Site — shared stylesheet
   ============================================================ */
:root{
  --blue-900:#062363;
  --blue-800:#0a3aa8;
  --blue-600:#1565e8;
  --blue-500:#2b7fff;
  --blue-300:#7db1ff;
  --blue-100:#dfeaff;
  --blue-50:#f2f7ff;
  --ink:#0b1c40;
  --ink-soft:#42557e;
  --white:#ffffff;
  --line:rgba(21,101,232,.14);
  --shadow-lg:0 30px 80px -20px rgba(10,58,168,.28);
  --shadow-sm:0 8px 24px -8px rgba(10,58,168,.18);
  --radius:22px;
  --font-display:"Unbounded","Noto Sans SC",sans-serif;
  --font-body:"IBM Plex Sans","Noto Sans SC",sans-serif;
  --font-mono:"IBM Plex Mono",Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--blue-500);color:#fff}

/* ---------- ambient background ---------- */
.sky{
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(43,127,255,.16), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(125,177,255,.14), transparent 60%),
    linear-gradient(180deg,#ffffff 0%, #f2f7ff 45%, #ffffff 100%);
}
.sky-grid{
  position:fixed;inset:0;z-index:-1;opacity:.5;
  background-image:
    linear-gradient(rgba(21,101,232,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21,101,232,.06) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 100% 80% at 50% 0%, #000 30%, transparent 85%);
  -webkit-mask-image:radial-gradient(ellipse 100% 80% at 50% 0%, #000 30%, transparent 85%);
}
.orb{position:fixed;border-radius:50%;filter:blur(70px);z-index:-1;pointer-events:none}
.orb-a{width:520px;height:520px;top:-160px;right:-120px;background:radial-gradient(circle,rgba(43,127,255,.30),transparent 70%)}
.orb-b{width:420px;height:420px;top:52vh;left:-180px;background:radial-gradient(circle,rgba(125,177,255,.28),transparent 70%)}

/* ---------- nav ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,5vw,64px);
  transition:background .35s, box-shadow .35s, padding .35s;
}
nav.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:0 1px 0 var(--line), 0 12px 40px -20px rgba(10,58,168,.18);
  padding:12px clamp(20px,5vw,64px);
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{
  width:40px;height:40px;border-radius:13px;flex:none;
  background:linear-gradient(135deg,var(--blue-600),var(--blue-300));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px -8px rgba(21,101,232,.55);
}
.brand-mark svg{width:22px;height:22px}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:18px;letter-spacing:.02em;color:var(--blue-900)}
.brand-name em{font-style:normal;color:var(--blue-500)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  text-decoration:none;color:var(--ink-soft);font-size:14.5px;font-weight:500;
  padding:9px 15px;border-radius:999px;transition:.25s;
}
.nav-links a:hover{color:var(--blue-800);background:var(--blue-50)}
.nav-links a.active{color:var(--blue-800);background:var(--blue-50)}
.nav-cta{
  margin-left:10px;padding:11px 22px !important;border-radius:999px !important;
  background:var(--blue-600) !important;color:#fff !important;font-weight:600 !important;
  box-shadow:0 12px 28px -10px rgba(21,101,232,.6);
}
.nav-cta:hover{background:var(--blue-800) !important;transform:translateY(1px)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer}

/* ---------- hero ---------- */
header.hero{
  position:relative;
  padding:clamp(140px,17vh,190px) clamp(20px,5vw,64px) 60px;
  max-width:1280px;margin:0 auto;
}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
}
.tagline{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-800);background:rgba(255,255,255,.7);
  border:1px solid var(--line);border-radius:999px;padding:8px 18px;
  box-shadow:var(--shadow-sm);margin-bottom:28px;
}
.tagline .dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.18);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 9px rgba(34,197,94,0)}}
h1.hero-title{
  font-family:var(--font-display);
  font-size:clamp(38px,5.2vw,68px);
  line-height:1.12;letter-spacing:-.01em;
  color:var(--blue-900);font-weight:800;
}
h1.hero-title .grad{
  background:linear-gradient(100deg,var(--blue-600) 0%, var(--blue-300) 45%, var(--blue-600) 90%);
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 6s linear infinite;
}
@keyframes shimmer{to{background-position:200% 0}}
.hero-sub{
  margin-top:26px;font-size:clamp(16px,1.35vw,19px);line-height:1.85;
  color:var(--ink-soft);max-width:56ch;
}
.hero-sub strong{color:var(--blue-800);font-weight:600}
.hero-fine{margin-top:14px;font-size:11.5px;line-height:1.8;color:#8fa2c6;max-width:60ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:38px;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:10px;text-decoration:none;
  padding:16px 32px;border-radius:999px;font-weight:600;font-size:15.5px;
  transition:transform .25s, box-shadow .25s, background .25s;cursor:pointer;border:0;
}
.btn-primary{
  color:#fff;background:linear-gradient(135deg,var(--blue-600),var(--blue-500));
  box-shadow:0 18px 42px -12px rgba(21,101,232,.65);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 26px 56px -12px rgba(21,101,232,.75)}
.btn-ghost{
  color:var(--blue-800);background:rgba(255,255,255,.75);
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-3px);background:#fff}
.btn .arr{transition:transform .25s}
.btn:hover .arr{transform:translateX(4px)}

/* hero terminal card */
.term{
  position:relative;border-radius:20px;overflow:hidden;
  background:linear-gradient(160deg,#07204f, #0a2f77 55%, #0b3fa0);
  box-shadow:var(--shadow-lg);
  transform:rotate(1.2deg);
  animation:float 7s ease-in-out infinite;
}
@keyframes float{50%{transform:rotate(1.2deg) translateY(-14px)}}
.term-bar{
  display:flex;align-items:center;gap:8px;
  padding:13px 18px;background:rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.09);
}
.term-bar i{width:11px;height:11px;border-radius:50%;display:block}
.term-bar i:nth-child(1){background:#ff6b6b}.term-bar i:nth-child(2){background:#ffd166}.term-bar i:nth-child(3){background:#6ee7a8}
.term-title{margin-left:8px;font-family:var(--font-mono);font-size:11.5px;color:#9dc0ff;letter-spacing:.06em}
.term-body{
  padding:22px 22px 26px;font-family:var(--font-mono);font-size:12.6px;line-height:2.05;
  color:#cfe1ff;min-height:300px;
}
.term-body .k{color:#7dd3fc}.term-body .s{color:#a7f3d0}.term-body .c{color:#6f8ec4}.term-body .p{color:#ffd6a8}
.cursor-blink{display:inline-block;width:8px;height:15px;background:#7dd3fc;vertical-align:-2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.term-badge{
  position:absolute;right:-14px;bottom:22px;
  background:#fff;border-radius:14px;padding:12px 18px;
  box-shadow:0 18px 44px -12px rgba(6,35,99,.4);
  font-family:var(--font-mono);font-size:11px;color:var(--blue-800);line-height:1.7;
  transform:rotate(-3deg);
}
.term-badge b{display:block;font-size:15px;font-family:var(--font-display);color:var(--blue-600)}

/* ---------- marquee (横向滚动) ---------- */
.marquee{
  margin-top:34px;padding:16px 0;overflow:hidden;white-space:nowrap;
  background:linear-gradient(90deg,var(--blue-800),var(--blue-600),var(--blue-500),var(--blue-600),var(--blue-800));
  background-size:200% 100%;animation:slidebg 12s linear infinite;
  border-top:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16);
  display:flex;
}
@keyframes slidebg{to{background-position:200% 0}}
.marquee-track{
  display:inline-flex;flex:none;align-items:center;gap:52px;padding-right:52px;
  animation:scrollx 30s linear infinite;
}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes scrollx{to{transform:translateX(-100%)}}
.marquee span{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.18em;color:#eaf2ff;
  display:inline-flex;align-items:center;gap:52px;text-transform:uppercase;
}
.marquee span::after{content:"✦";color:#9dc0ff}

/* ---------- sections ---------- */
section{padding:clamp(80px,10vw,130px) clamp(20px,5vw,64px);max-width:1280px;margin:0 auto}
.sec-head{max-width:760px;margin-bottom:64px}
.sec-eyebrow{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--blue-500);margin-bottom:18px;display:flex;align-items:center;gap:12px;
}
.sec-eyebrow::before{content:"";width:34px;height:2px;background:var(--blue-500);border-radius:2px}
h2{
  font-family:var(--font-display);font-size:clamp(28px,3.4vw,44px);line-height:1.25;
  color:var(--blue-900);letter-spacing:-.01em;
}
.sec-desc{margin-top:20px;font-size:16.5px;line-height:1.9;color:var(--ink-soft)}

/* ---------- stats ---------- */
.stats-band{
  position:relative;border-radius:32px;overflow:hidden;
  background:linear-gradient(150deg,#062363 0%, #0a3aa8 55%, #1565e8 100%);
  padding:clamp(46px,6vw,72px) clamp(26px,4vw,60px);
  box-shadow:var(--shadow-lg);
}
.stats-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse at 80% 10%, #000, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at 80% 10%, #000, transparent 75%);
}
.stats-grid{
  position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
}
.stat{
  padding:30px 28px;border-radius:18px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
  transition:transform .3s, background .3s;
}
.stat:hover{transform:translateY(-6px);background:rgba(255,255,255,.12)}
.stat-num{
  font-family:var(--font-display);font-size:clamp(34px,3.6vw,52px);font-weight:800;
  color:#fff;line-height:1;display:flex;align-items:baseline;gap:6px;
}
.stat-num .unit{font-size:.42em;color:#9dc0ff;font-weight:600}
.stat-label{margin-top:13px;font-size:14px;color:#c4d8ff;font-weight:500}
.stat-note{margin-top:7px;font-size:10.5px;color:#7fa2e0;line-height:1.7}
.stats-foot{
  position:relative;margin-top:30px;font-size:11px;color:#7fa2e0;line-height:2;
  border-top:1px dashed rgba(255,255,255,.18);padding-top:18px;
}

/* ---------- feature cards ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  position:relative;background:rgba(255,255,255,.78);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:38px 32px;overflow:hidden;
  transition:transform .35s, box-shadow .35s, border-color .35s;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.card::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius);opacity:0;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%), rgba(43,127,255,.12), transparent 65%);
  transition:opacity .35s;pointer-events:none;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:rgba(21,101,232,.35)}
.card:hover::after{opacity:1}
.card-ico{
  width:52px;height:52px;border-radius:15px;flex:none;
  background:linear-gradient(135deg,var(--blue-100),#fff);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;
  box-shadow:inset 0 -3px 8px rgba(21,101,232,.12);
}
.card-ico svg{width:24px;height:24px;stroke:var(--blue-600)}
.card h3{font-size:18.5px;font-weight:700;color:var(--blue-900);margin-bottom:12px}
.card p{font-size:14.5px;line-height:1.95;color:var(--ink-soft)}
.card .micro{margin-top:14px;font-size:10.5px;color:#9db1d4;line-height:1.8}

/* ---------- architecture ---------- */
.arch-wrap{
  border-radius:28px;border:1px solid var(--line);
  background:rgba(255,255,255,.72);padding:clamp(28px,4vw,52px);
  box-shadow:var(--shadow-sm);overflow-x:auto;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.arch-svg{width:100%;min-width:860px;height:auto;display:block}
.flow-steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:42px;
}
.step{
  position:relative;padding:28px 24px;border-radius:18px;
  background:linear-gradient(170deg,#fff, var(--blue-50));
  border:1px solid var(--line);
}
.step .no{
  font-family:var(--font-display);font-size:13px;font-weight:800;
  color:#fff;background:var(--blue-600);width:32px;height:32px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.step h4{font-size:15.5px;color:var(--blue-900);margin-bottom:9px}
.step p{font-size:13px;line-height:1.9;color:var(--ink-soft)}

/* ---------- comparison ---------- */
.cmp{
  width:100%;border-collapse:separate;border-spacing:0;
  border-radius:22px;overflow:hidden;border:1px solid var(--line);
  background:rgba(255,255,255,.8);box-shadow:var(--shadow-sm);
  font-size:14.5px;
}
.cmp th,.cmp td{padding:19px 22px;text-align:left}
.cmp thead th{
  background:linear-gradient(135deg,var(--blue-800),var(--blue-600));
  color:#fff;font-family:var(--font-display);font-size:13.5px;font-weight:600;letter-spacing:.03em;
}
.cmp tbody tr{transition:background .25s}
.cmp tbody tr:hover{background:var(--blue-50)}
.cmp tbody td{border-top:1px solid var(--line);color:var(--ink-soft)}
.cmp tbody td:first-child{font-weight:600;color:var(--blue-900)}
.cmp .hl{color:var(--blue-600);font-weight:600}
.cmp .fine-cell{font-size:10.5px;color:#a3b4d4;display:block;margin-top:4px}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:14px;max-width:880px}
.qa{
  border:1px solid var(--line);border-radius:18px;overflow:hidden;
  background:rgba(255,255,255,.8);transition:box-shadow .3s, border-color .3s;
}
.qa.open{box-shadow:var(--shadow-sm);border-color:rgba(21,101,232,.35)}
.qa-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;background:none;border:0;cursor:pointer;text-align:left;
  font-family:var(--font-body);font-size:16px;font-weight:600;color:var(--blue-900);
}
.qa-q .chev{
  width:28px;height:28px;border-radius:9px;flex:none;
  background:var(--blue-50);display:flex;align-items:center;justify-content:center;
  transition:transform .35s, background .35s;
}
.qa.open .qa-q .chev{transform:rotate(45deg);background:var(--blue-600)}
.qa.open .qa-q .chev svg{stroke:#fff}
.qa-q .chev svg{width:14px;height:14px;stroke:var(--blue-600);transition:stroke .35s}
.qa-a{max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.4,0,.2,1)}
.qa-a-inner{padding:0 26px 24px;font-size:14.5px;line-height:2.05;color:var(--ink-soft)}
.qa-a-inner .tiny{display:block;margin-top:10px;font-size:10.5px;color:#a3b4d4;line-height:1.9}

/* ---------- cta ---------- */
.cta-band{
  position:relative;border-radius:32px;overflow:hidden;text-align:center;
  background:linear-gradient(150deg,#062363,#1565e8);
  padding:clamp(60px,8vw,96px) 32px;
  box-shadow:var(--shadow-lg);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(600px 300px at 20% 0%, rgba(255,255,255,.14), transparent 65%),
    radial-gradient(500px 260px at 85% 100%, rgba(125,177,255,.22), transparent 65%);
}
.cta-band h2{position:relative;color:#fff}
.cta-band p{position:relative;margin:22px auto 36px;max-width:640px;color:#c9dcff;font-size:16px;line-height:1.95}
.cta-band .btn-primary{background:#fff;color:var(--blue-800);box-shadow:0 20px 50px -12px rgba(0,0,0,.35)}
.cta-band .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.2)}
.cta-mini{position:relative;margin-top:26px;font-size:10.5px;color:#8fb2ee;line-height:2}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--line);
  padding:64px clamp(20px,5vw,64px) 44px;
  background:linear-gradient(180deg,transparent, var(--blue-50));
}
.foot-grid{
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;
}
.foot-brand p{margin-top:18px;font-size:13px;line-height:2;color:var(--ink-soft);max-width:34ch}
.foot-col h5{font-family:var(--font-display);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--blue-800);margin-bottom:18px}
.foot-col a{display:block;text-decoration:none;color:var(--ink-soft);font-size:13.5px;padding:6px 0;transition:color .25s, transform .25s}
.foot-col a:hover{color:var(--blue-600);transform:translateX(3px)}
.foot-bottom{
  max-width:1280px;margin:48px auto 0;padding-top:26px;
  border-top:1px solid var(--line);
  font-size:11px;color:#a3b4d4;line-height:2.1;
}
.foot-bottom .row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}

/* ============================================================
   inner-page components
   ============================================================ */
.page-hero{
  position:relative;
  padding:clamp(140px,16vh,180px) clamp(20px,5vw,64px) clamp(40px,5vw,60px);
  max-width:1280px;margin:0 auto;
}
.page-hero h1{
  font-family:var(--font-display);
  font-size:clamp(32px,4.2vw,54px);line-height:1.18;
  color:var(--blue-900);font-weight:800;letter-spacing:-.01em;
}
.page-hero h1 .grad{
  background:linear-gradient(100deg,var(--blue-600),var(--blue-300),var(--blue-600));
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 6s linear infinite;
}
.page-hero .page-sub{margin-top:22px;font-size:16.5px;line-height:1.95;color:var(--ink-soft);max-width:62ch}
.page-hero .hero-fine{margin-top:14px}
.crumbs{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--blue-500);margin-bottom:24px;display:flex;align-items:center;gap:10px;
}
.crumbs a{color:var(--blue-500);text-decoration:none}
.crumbs a:hover{color:var(--blue-800)}
.crumbs .sep{color:var(--blue-300)}

/* doc layout */
.doc-layout{
  display:grid;grid-template-columns:230px minmax(0,1fr);gap:clamp(28px,4vw,64px);
  align-items:start;
}
.doc-nav{position:sticky;top:110px}
.doc-nav h5{
  font-family:var(--font-display);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--blue-800);margin-bottom:16px;
}
.doc-nav a{
  display:block;text-decoration:none;color:var(--ink-soft);font-size:13.5px;
  padding:8px 14px;border-left:2px solid var(--line);transition:.25s;
}
.doc-nav a:hover{color:var(--blue-600);border-left-color:var(--blue-500);background:var(--blue-50)}
.doc-body h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:16px}
.doc-body h3{
  font-family:var(--font-display);font-size:17px;color:var(--blue-900);
  margin:44px 0 14px;
}
.doc-body p{font-size:15px;line-height:2.05;color:var(--ink-soft);margin-bottom:14px}
.doc-body ul{margin:0 0 18px 2px;list-style:none}
.doc-body ul li{
  position:relative;padding-left:22px;font-size:14.5px;line-height:2.05;color:var(--ink-soft);
}
.doc-body ul li::before{
  content:"";position:absolute;left:2px;top:.95em;width:7px;height:7px;border-radius:2px;
  background:var(--blue-500);transform:rotate(45deg);
}
.doc-body strong{color:var(--blue-800);font-weight:600}
code{
  font-family:var(--font-mono);font-size:.86em;
  background:var(--blue-50);border:1px solid var(--line);
  padding:2px 7px;border-radius:7px;color:var(--blue-800);
}
pre.code-block{
  background:linear-gradient(160deg,#07204f,#0a2f77);
  border-radius:16px;padding:22px 24px;overflow-x:auto;
  font-family:var(--font-mono);font-size:12.8px;line-height:2;color:#cfe1ff;
  margin:18px 0 24px;box-shadow:var(--shadow-sm);
}
pre.code-block .k{color:#7dd3fc}
pre.code-block .c{color:#6f8ec4}
pre.code-block .s{color:#a7f3d0}

/* info / warn / danger panels */
.panel{
  border-radius:16px;padding:22px 26px;margin:20px 0;
  font-size:14px;line-height:2;border:1px solid var(--line);background:rgba(255,255,255,.8);
}
.panel .panel-title{
  font-family:var(--font-display);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:10px;color:var(--blue-600);
}
.panel p:last-child{margin-bottom:0}
.panel-info{background:var(--blue-50);border-color:rgba(21,101,232,.22)}
.panel-warn{background:#fff8ec;border-color:rgba(217,160,67,.35)}
.panel-warn .panel-title{color:#b97f17}
.panel-danger{background:#fff1f1;border-color:rgba(220,80,80,.3)}
.panel-danger .panel-title{color:#c2402f}
.panel .tiny{display:block;margin-top:8px;font-size:10.5px;color:#a3b4d4;line-height:1.9}

/* timeline (changelog) */
.timeline{position:relative;max-width:880px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:15px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--blue-500),var(--blue-100));
}
.tl-item{position:relative;padding-left:56px;margin-bottom:38px}
.tl-dot{
  position:absolute;left:4px;top:2px;width:24px;height:24px;border-radius:8px;
  background:var(--blue-600);border:4px solid var(--blue-100);
}
.tl-item .tl-ver{
  font-family:var(--font-display);font-size:17px;color:var(--blue-900);
  display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
}
.tl-item .tl-date{font-family:var(--font-mono);font-size:11px;color:#a3b4d4;letter-spacing:.08em}
.tl-item p{margin-top:10px;font-size:14px;line-height:2;color:var(--ink-soft)}
.tl-item .tiny{display:block;margin-top:8px;font-size:10.5px;color:#a3b4d4;line-height:1.9}

/* step list (start page) */
.start-steps{counter-reset:s;max-width:880px}
.start-step{
  position:relative;border:1px solid var(--line);border-radius:20px;
  background:rgba(255,255,255,.82);padding:32px 34px 32px 84px;margin-bottom:18px;
  transition:box-shadow .3s, transform .3s;
}
.start-step:hover{box-shadow:var(--shadow-sm);transform:translateX(4px)}
.start-step::before{
  counter-increment:s;content:counter(s);
  position:absolute;left:28px;top:30px;
  font-family:var(--font-display);font-size:15px;font-weight:800;color:#fff;
  width:36px;height:36px;border-radius:12px;background:var(--blue-600);
  display:flex;align-items:center;justify-content:center;
}
.start-step h3{font-family:var(--font-display);font-size:16.5px;color:var(--blue-900);margin-bottom:10px}
.start-step p{font-size:14px;line-height:2;color:var(--ink-soft)}
.start-step .tiny{display:block;margin-top:8px;font-size:10.5px;color:#a3b4d4;line-height:1.9}

/* kbd-style menu */
.menu-demo{
  background:linear-gradient(160deg,#07204f,#0a2f77);border-radius:18px;
  padding:26px 30px;font-family:var(--font-mono);font-size:13px;line-height:2.3;color:#cfe1ff;
  box-shadow:var(--shadow-sm);overflow-x:auto;
}
.menu-demo .k{color:#7dd3fc}.menu-demo .c{color:#6f8ec4}.menu-demo .s{color:#a7f3d0}

/* queue modal */
.modal-mask{
  position:fixed;inset:0;z-index:200;
  background:rgba(6,35,99,.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .35s;
}
.modal-mask.show{opacity:1;pointer-events:auto}
.modal-card{
  width:min(500px,90vw);background:#fff;border-radius:26px;
  padding:46px 42px 38px;text-align:center;box-shadow:var(--shadow-lg);
  transform:translateY(26px) scale(.96);transition:transform .4s cubic-bezier(.2,.65,.3,1);
}
.modal-mask.show .modal-card{transform:none}
.modal-card .tagline{margin-bottom:20px}
.modal-card h3{font-family:var(--font-display);font-size:22px;color:var(--blue-900);margin-bottom:12px}
.modal-card .modal-text{font-size:14.5px;line-height:2;color:var(--ink-soft)}
.queue-num{
  font-family:var(--font-display);font-size:clamp(44px,7vw,62px);font-weight:800;
  color:var(--blue-600);line-height:1.1;margin:22px 0 8px;letter-spacing:.01em;
}
.queue-num .hash{font-size:.55em;color:var(--blue-300);vertical-align:.35em;margin-right:4px}
.queue-label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--blue-500)}
.queue-bar{
  height:10px;border-radius:999px;background:var(--blue-50);
  border:1px solid var(--line);overflow:hidden;margin:24px 0 10px;
}
.queue-bar i{
  display:block;height:100%;width:2%;
  background:linear-gradient(90deg,var(--blue-500),var(--blue-300));
  border-radius:999px;
}
.modal-card .tiny{display:block;margin:14px 0 22px;font-size:10.5px;color:#a3b4d4;line-height:1.9}
.modal-close{
  padding:13px 34px;border-radius:999px;border:0;cursor:pointer;
  font-family:var(--font-body);font-size:14.5px;font-weight:600;color:#fff;
  background:linear-gradient(135deg,var(--blue-600),var(--blue-500));
  box-shadow:0 14px 32px -10px rgba(21,101,232,.6);transition:transform .25s;
}
.modal-close:hover{transform:translateY(-2px)}

/* reveal */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.65,.3,1), transform .8s cubic-bezier(.2,.65,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.1s}
.reveal[data-delay="2"]{transition-delay:.2s}
.reveal[data-delay="3"]{transition-delay:.3s}
.reveal[data-delay="4"]{transition-delay:.4s}
.reveal[data-delay="5"]{transition-delay:.5s}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .hero-grid{grid-template-columns:1fr;gap:56px}
  .term{transform:none;animation:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .features{grid-template-columns:repeat(2,1fr)}
  .flow-steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .doc-layout{grid-template-columns:1fr}
  .doc-nav{position:static;display:flex;flex-wrap:wrap;gap:6px}
  .doc-nav h5{width:100%}
  .doc-nav a{border-left:0;border:1px solid var(--line);border-radius:999px;padding:7px 14px}
}
@media (max-width:680px){
  .nav-links{display:none}
  .nav-links.open{
    display:flex;flex-direction:column;position:absolute;top:100%;left:14px;right:14px;
    background:rgba(255,255,255,.97);border:1px solid var(--line);border-radius:18px;
    padding:14px;box-shadow:var(--shadow-lg);
  }
  .nav-toggle{display:flex}
  .nav-toggle svg{width:26px;height:26px;stroke:var(--blue-800)}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px}
  .stat{padding:22px 18px}
  .features{grid-template-columns:1fr}
  .flow-steps{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .cmp{font-size:12.5px}
  .cmp th,.cmp td{padding:13px 12px}
  .start-step{padding:76px 22px 26px}
  .start-step::before{left:22px;top:22px}
}