:root{
    --bg:#f6f8fc;
    --bg-soft:#eef2f9;
    --surface:#ffffff;
    --ink:#0e1525;
    --ink-soft:#42506b;
    --ink-faint:#7a87a3;
    --line:#e3e9f3;
    --brand:#3b6fff;
    --brand-2:#7a5cff;
    --accent:#00c2b8;
    --warn:#ff7a59;
    --shadow:0 10px 40px -12px rgba(30,55,120,.18);
    --shadow-lg:0 30px 80px -24px rgba(30,55,120,.30);
    --radius:22px;
    --maxw:1120px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:'Noto Sans KR','Inter',system-ui,sans-serif;
    background:var(--bg);
    color:var(--ink);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
  a{color:inherit;text-decoration:none}
  section{position:relative}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
    color:var(--brand);
    background:linear-gradient(90deg,rgba(59,111,255,.10),rgba(122,92,255,.10));
    padding:7px 14px;border-radius:999px;border:1px solid rgba(59,111,255,.18);
  }
  h2.section-title{font-size:clamp(28px,4vw,44px);font-weight:900;letter-spacing:-.02em;margin:18px 0 14px;line-height:1.15}
  .section-sub{font-size:17px;color:var(--ink-soft);max-width:680px}
  .axis-list{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:16px 0 0;padding:0}
  .axis-list li{font-size:14px;font-weight:700;color:var(--ink);background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:8px;padding:8px 15px}
  .glossary{margin-top:14px;font-size:12.5px;color:var(--ink-faint);font-family:'JetBrains Mono',monospace}
  .ext-note{margin-top:16px;font-size:13px;line-height:1.85;color:var(--ink-soft);font-family:'JetBrains Mono',monospace;background:var(--bg-soft);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:10px;padding:12px 16px}
  .stage-flow{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:stretch}
  .stage-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
  .stage-card:first-child{border-left:3px solid var(--brand)}
  .stage-card:last-child{border-left:3px solid var(--accent)}
  .stage-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}
  .stage-n{font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);font-family:'JetBrains Mono',monospace}
  .stage-tag{font-size:11px;font-weight:800;padding:2px 9px;border-radius:999px}
  .stage-tag.fast{color:var(--brand);background:rgba(59,111,255,.1);border:1px solid rgba(59,111,255,.25)}
  .stage-tag.precise{color:#079e95;background:rgba(0,194,184,.1);border:1px solid rgba(0,194,184,.28)}
  .stage-name{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:8px}
  .stage-desc{font-size:13.5px;color:var(--ink-soft);line-height:1.6;margin:0}
  .stage-desc b{color:var(--brand)}
  .stage-arrow{display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:var(--brand)}
  @media(max-width:640px){.stage-flow{grid-template-columns:1fr}.stage-arrow{transform:rotate(90deg)}}

  /* Reveal on scroll */
  .reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
  .reveal.in{opacity:1;transform:none}

  /* ============ NAV ============ */
  nav{
    position:fixed;top:0;left:0;right:0;z-index:50;
    backdrop-filter:saturate(180%) blur(14px);
    background:rgba(246,248,252,.78);
    border-bottom:1px solid transparent;
    transition:border-color .3s, background .3s;
  }
  nav.scrolled{border-bottom:1px solid var(--line);background:rgba(246,248,252,.92)}
  .nav-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}
  .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.01em}
  .brand-name{font-weight:800}
  .brand-tag{border-left:1px solid var(--line);padding-left:12px;font-weight:600;font-size:13px;color:var(--ink-soft);letter-spacing:0}
  @media(max-width:980px){.brand-tag{display:none}}
  .nav-links{display:flex;gap:26px;align-items:center}
  .nav-links a{font-size:14.5px;font-weight:600;color:var(--ink-soft);transition:color .2s}
  .nav-links a:hover{color:var(--brand)}
  .nav-cta{
    background:var(--ink);color:#fff;padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
    transition:transform .2s, box-shadow .2s;
  }
  .nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 20px -6px rgba(14,21,37,.45)}
  @media(max-width:780px){.nav-links{display:none}}

  /* ============ HERO ============ */
  .hero{padding:160px 0 90px;overflow:hidden}
  .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:stretch}
  .hero h1{font-size:clamp(38px,6vw,68px);font-weight:900;letter-spacing:-.035em;line-height:1.04;margin:22px 0 20px}
  .hero h1 .grad{background:linear-gradient(120deg,var(--brand),var(--brand-2) 55%,var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
  .hero p.lead{font-size:19px;color:var(--ink-soft);max-width:560px;margin-bottom:30px}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
  .btn{
    display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:15.5px;
    padding:14px 26px;border-radius:14px;transition:transform .2s, box-shadow .25s;cursor:pointer;border:none;
  }
  .btn-primary{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 14px 34px -12px rgba(59,111,255,.7)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 44px -12px rgba(59,111,255,.8)}
  .btn-ghost{background:var(--surface);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow)}
  .btn-ghost:hover{transform:translateY(-2px)}
  .hero-badges{display:flex;flex-wrap:wrap;gap:10px}
  .chip{
    font-size:12.5px;font-weight:700;color:var(--ink-soft);
    background:var(--surface);border:1px solid var(--line);
    padding:7px 13px;border-radius:999px;display:inline-flex;gap:7px;align-items:center;
  }
  .chip .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}

  @media(max-width:880px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero{padding:130px 0 60px}}

  /* ============ PIPELINE DIAGRAM (hero right) ============ */
  .pipe-diagram{background:linear-gradient(160deg,#0e1733,#16204a);border-radius:24px;padding:28px 22px;box-shadow:var(--shadow-lg);overflow:hidden}
  .pd-title{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#8ea2c9;margin-bottom:18px;font-family:'JetBrains Mono',monospace}
  .pd-flow{display:flex;flex-direction:column;gap:0}
  .pd-node{
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px;
    padding:11px 14px;display:flex;align-items:center;gap:10px;
  }
  .pd-node.highlight{background:rgba(59,111,255,.14);border:1px solid rgba(59,111,255,.35)}
  .pd-icon{font-size:18px;flex:0 0 28px;text-align:center}
  .pd-text{display:flex;flex-direction:column}
  .pd-text .pt{font-size:13px;font-weight:700;color:#fff;line-height:1.2}
  .pd-text .ps{font-size:10.5px;color:#8ea2c9;margin-top:1px;font-family:'JetBrains Mono',monospace}
  .pd-text .ps.hi{color:#7aa2ff}
  .pd-arrow{display:flex;align-items:center;padding:2px 0 2px 18px;gap:6px}
  .pd-arrow .line{flex:1;height:1px;background:linear-gradient(90deg,rgba(59,111,255,.5),rgba(0,194,184,.5))}
  .pd-arrow .lbl{font-size:10px;font-weight:700;color:#5f7099;font-family:'JetBrains Mono',monospace;white-space:nowrap}

  /* ============ STATS STRIP ============ */
  .stats{margin-top:8px;padding:46px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--bg-soft),var(--bg))}
  .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
  .stat .num{font-size:clamp(26px,3.5vw,40px);font-weight:900;letter-spacing:-.02em;background:linear-gradient(120deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
  .stat .lbl{font-size:14px;color:var(--ink-soft);font-weight:600;margin-top:4px}
  .stat .src{font-size:11.5px;color:var(--ink-faint);font-weight:600;margin-top:4px;font-family:'JetBrains Mono',monospace}
  .badge-real{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.04em;color:#079e95;background:rgba(0,194,184,.10);border:1px solid rgba(0,194,184,.28);padding:2px 7px;border-radius:6px;vertical-align:middle;margin-left:3px}
  .badge-ext{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.04em;color:#b07000;background:rgba(255,160,0,.10);border:1px solid rgba(255,160,0,.28);padding:2px 7px;border-radius:6px;vertical-align:middle;margin-left:3px}
  .badge-cite{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.04em;color:#7a5cff;background:rgba(122,92,255,.10);border:1px solid rgba(122,92,255,.28);padding:2px 7px;border-radius:6px;vertical-align:middle;margin-left:3px}
  @media(max-width:860px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:30px}}
  @media(max-width:480px){.stats-grid{grid-template-columns:1fr;gap:30px}}

  /* generic section padding */
  .pad{padding:96px 0}
  .center{text-align:center;display:flex;flex-direction:column;align-items:center}

  /* ============ EMBEDDING BENCH CARD (신규 히어로 카드) ============ */
  .bench-card{
    background:linear-gradient(135deg,#0e1733,#1a1450);border-radius:var(--radius);padding:32px 30px;
    box-shadow:var(--shadow-lg);color:#fff;margin-top:50px;position:relative;overflow:hidden;
  }
  .bench-card::before{content:'';position:absolute;inset:0;background:radial-gradient(70% 120% at 90% 0%,rgba(0,194,184,.20),transparent 50%),radial-gradient(60% 120% at 0% 100%,rgba(59,111,255,.25),transparent 50%)}
  .bench-card>*{position:relative}
  .bench-card .bc-title{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#8ea2c9;margin-bottom:14px;font-family:'JetBrains Mono',monospace}
  .bench-card .bc-head{font-size:clamp(18px,2.5vw,24px);font-weight:900;letter-spacing:-.02em;margin-bottom:8px}
  .bench-card .bc-sub{font-size:14px;color:#bcc8ec;margin-bottom:22px;max-width:600px}
  .bench-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .bench-model{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:18px 20px}
  .bench-model.winner{background:rgba(0,194,184,.13);border:1px solid rgba(0,194,184,.5);box-shadow:0 0 0 1px rgba(0,194,184,.22),0 14px 40px -16px rgba(0,194,184,.55)}
  .bench-model .bm-label{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#8ea2c9;margin-bottom:10px;font-family:'JetBrains Mono',monospace}
  .bench-model.winner .bm-label{display:inline-block;background:#00c2b8;color:#04141a;padding:3px 11px;border-radius:999px}
  .bench-card .bc-sub .bc-ref{display:inline-block;margin-top:8px;font-size:12px;color:#8ea2c9}
  .bench-card .bc-summary{margin-top:18px;padding:18px 22px;border-radius:14px;background:linear-gradient(120deg,rgba(0,194,184,.16),rgba(59,111,255,.13));border:1px solid rgba(0,194,184,.34);display:flex;flex-direction:column;gap:8px}
  .bc-summary-k{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#00c2b8;font-family:'JetBrains Mono',monospace}
  .bc-summary-v{font-size:15.5px;font-weight:700;color:#eaf1ff;line-height:1.6;max-width:780px;margin:0}
  .bc-summary-v b{color:#fff}
  .bc-summary-v b.hl{color:#00e0d2}
  .bench-model .bm-name{font-size:16px;font-weight:800;color:#fff;margin-bottom:12px}
  .bench-metric{display:flex;justify-content:space-between;align-items:center;padding:7px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:13px}
  .bench-metric:last-child{border-bottom:none}
  .bench-metric .bk{color:#8ea2c9}
  .bench-metric .bv{font-weight:800;color:#fff;font-family:'JetBrains Mono',monospace}
  .bench-metric .bv.up{color:#00c2b8}
  .bench-metric .bv.warn{color:#ff7a59}
  .bench-note{font-size:11.5px;color:#5f7099;margin-top:14px;font-family:'JetBrains Mono',monospace}
  @media(max-width:680px){.bench-grid{grid-template-columns:1fr}}

  /* ============ FEATURES ============ */
  .feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:50px}
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
    padding:28px 26px;box-shadow:var(--shadow);transition:transform .3s, box-shadow .3s;
  }
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
  .card .ic{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:24px;margin-bottom:16px;background:linear-gradient(135deg,rgba(59,111,255,.12),rgba(122,92,255,.12));border:1px solid rgba(59,111,255,.18)}
  .card h3{font-size:19px;font-weight:800;margin-bottom:8px;letter-spacing:-.01em}
  .card p{font-size:14.5px;color:var(--ink-soft)}
  /* 핵심 기능 — 레퍼런스형 카드(상단 애니 비주얼 + 라벨 + 제목 + 설명) */
  .feat-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
  .feat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
  .fc-viz{aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line)}
  .fc-viz svg{width:100%;height:100%;display:block}
  .fc-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:7px;flex:1}
  .fc-label{font-size:11.5px;font-weight:800;letter-spacing:.05em;color:var(--brand);font-family:'JetBrains Mono',monospace}
  .feat-card h3{font-size:17px;font-weight:800;letter-spacing:-.01em;margin:0}
  .feat-card p{font-size:13px;color:var(--ink-soft);line-height:1.6;margin:0}
  .feat-card p code{font-family:'JetBrains Mono',monospace;font-size:11.5px}
  .fcbg1{background:linear-gradient(135deg,#eef3ff,#dbe7ff)}.fcbg2{background:linear-gradient(135deg,#e7f9f6,#d3efeb)}.fcbg3{background:linear-gradient(135deg,#eef0ff,#e0e2fb)}.fcbg4{background:linear-gradient(135deg,#e8f0ff,#d6e6fb)}.fcbg5{background:linear-gradient(135deg,#fff1ea,#ffe4d8)}.fcbg6{background:linear-gradient(135deg,#e6f5ff,#d2eafb)}
  .fc-viz.result-metric{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:10px}
  .rm-num{font-size:clamp(30px,4.4vw,40px);font-weight:900;letter-spacing:-.03em;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1}
  .rm-cap{font-size:12px;font-weight:700;color:var(--ink-soft);text-align:center}
  .feat-card .fc-foot{font-size:11.5px;color:var(--ink-faint);font-family:'JetBrains Mono',monospace;margin-top:auto;padding-top:4px;line-height:1.5}
  .ch-no.ch-metric{display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.05;gap:1px}
  .ch-no.ch-metric b{font-size:19px;font-weight:900}
  .ch-no.ch-metric small{font-size:9px;font-weight:800;opacity:.92}
  .m-bar,.m-cell,.m-ring{transform-box:fill-box}
  .m-bar{transform-origin:bottom;animation:fcBar 1.9s ease-in-out infinite}
  .m-knob{animation:fcSlide 2.6s ease-in-out infinite}
  .m-cell{transform-origin:center;animation:fcWave 2.4s ease-in-out infinite}
  .m-ring{transform-origin:center;animation:fcRing 2.6s ease-in-out infinite}
  .m-xp{transform-box:fill-box;transform-origin:left;animation:fcXP 2.8s ease-in-out infinite}
  .m-sync{animation:fcSlide 2.2s ease-in-out infinite}
  @keyframes fcBar{0%,100%{transform:scaleY(.45)}50%{transform:scaleY(1)}}
  @keyframes fcSlide{0%,100%{transform:translateX(-16px)}50%{transform:translateX(16px)}}
  @keyframes fcWave{0%,72%,100%{opacity:.25;transform:scale(.82)}24%{opacity:1;transform:scale(1)}}
  @keyframes fcRing{0%,100%{transform:scale(.55);opacity:.12}50%{transform:scale(1.25);opacity:.65}}
  @keyframes fcXP{0%{transform:scaleX(.12)}60%,100%{transform:scaleX(.9)}}
  @media(prefers-reduced-motion:reduce){.fc-viz *{animation:none!important}}
  @media(max-width:860px){.feat-grid{grid-template-columns:1fr}}

  /* ============ CHALLENGES (설계 결정) ============ */
  .ch-list{display:flex;flex-direction:column;gap:22px;margin-top:50px}
  .ch{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--shadow);overflow:hidden;display:grid;grid-template-columns:64px 1fr;
  }
  .ch-no{background:linear-gradient(160deg,var(--brand),var(--brand-2));color:#fff;font-weight:900;font-size:24px;display:grid;place-items:center;font-family:'JetBrains Mono',monospace}
  .ch-body{padding:26px 28px}
  .ch-body h3{font-size:20px;font-weight:800;letter-spacing:-.01em;margin-bottom:14px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
  .ch-body h3 .tag{font-size:11px;font-family:'JetBrains Mono',monospace;font-weight:700;color:var(--brand);background:rgba(59,111,255,.10);border:1px solid rgba(59,111,255,.2);padding:3px 9px;border-radius:7px}
  .pp{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .pp .col{padding:16px 18px;border-radius:14px}
  .pp .why{background:rgba(59,111,255,.06);border:1px solid rgba(59,111,255,.18)}
  .pp .how{background:rgba(0,194,184,.07);border:1px solid rgba(0,194,184,.22)}
  .pp .col .h{font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px;display:flex;align-items:center;gap:7px}
  .pp .why .h{color:#3b6fff}
  .pp .how .h{color:#079e95}
  .pp .col .h::before{content:"";width:7px;height:7px;border-radius:2px;background:currentColor;flex:0 0 auto}
  .pp .col p{font-size:14px;color:var(--ink-soft)}
  .pp code{font-family:'JetBrains Mono',monospace;font-size:12.5px;background:var(--bg-soft);padding:1px 6px;border-radius:5px;color:var(--ink);border:1px solid var(--line)}
  .ch-result{margin-top:14px;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 12px;padding:12px 16px;border-radius:12px;background:linear-gradient(120deg,rgba(0,194,184,.09),rgba(59,111,255,.08));border:1px solid rgba(0,194,184,.24)}
  .ch-result .k{font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#079e95;font-family:'JetBrains Mono',monospace}
  .ch-result .v{font-size:14px;font-weight:700;color:var(--ink)}
  .ch-result .v b{color:var(--brand)}
  .ch-result .src{font-size:11.5px;color:var(--ink-faint);font-family:'JetBrains Mono',monospace}
  @media(max-width:760px){.ch{grid-template-columns:1fr}.ch-no{padding:14px;font-size:20px}.pp{grid-template-columns:1fr}}

  /* ============ ARCHITECTURE ============ */
  .arch{background:linear-gradient(180deg,var(--bg-soft),var(--bg));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .flow{display:flex;flex-direction:column;align-items:center;gap:0;margin-top:50px}
  .node{
    width:100%;max-width:720px;background:var(--surface);border:1px solid var(--line);border-radius:18px;
    padding:22px 26px;box-shadow:var(--shadow);position:relative;
  }
  .node .tier{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
  .node h4{font-size:18px;font-weight:800;margin:4px 0 6px;letter-spacing:-.01em}
  .node p{font-size:14px;color:var(--ink-soft)}
  .node .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
  .node .tags span{font-family:'JetBrains Mono',monospace;font-size:11.5px;font-weight:600;color:var(--ink-soft);background:var(--bg-soft);border:1px solid var(--line);padding:4px 9px;border-radius:7px}
  .arrow{height:46px;width:2px;background:linear-gradient(180deg,var(--brand),var(--brand-2));position:relative;margin:6px 0}
  .arrow::after{content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);border-left:6px solid transparent;border-right:6px solid transparent;border-top:8px solid var(--brand-2)}
  .arrow .lbl{position:absolute;left:14px;top:50%;transform:translateY(-50%);white-space:nowrap;font-size:11.5px;font-weight:700;color:var(--ink-faint);font-family:'JetBrains Mono',monospace}
  .arrow::before{content:"";position:absolute;left:50%;top:0;width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 9px 2px rgba(59,111,255,.55);transform:translate(-50%,-3px);animation:flowDot 1.9s ease-in-out infinite}
  @keyframes flowDot{0%{transform:translate(-50%,-3px);opacity:0}18%{opacity:1}82%{opacity:1}100%{transform:translate(-50%,43px);opacity:0}}
  .flow > .arrow:nth-child(4)::before{animation-delay:.35s}
  .flow > .arrow:nth-child(6)::before{animation-delay:.7s}
  .node{transition:transform .28s, box-shadow .28s}
  .node:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
  @media(prefers-reduced-motion:reduce){.arrow::before{animation:none;opacity:0}}

  /* ============ RERANKER CALLOUT ============ */
  .reranker-callout{
    width:100%;max-width:720px;background:linear-gradient(135deg,rgba(59,111,255,.07),rgba(0,194,184,.07));
    border:1px solid rgba(59,111,255,.22);border-radius:14px;padding:18px 22px;margin:16px 0 6px;
  }
  .reranker-callout .rc-label{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:8px;font-family:'JetBrains Mono',monospace}
  .reranker-callout p{font-size:14px;color:var(--ink-soft)}
  .reranker-callout code{font-family:'JetBrains Mono',monospace;font-size:12.5px;background:var(--bg-soft);padding:1px 6px;border-radius:5px;color:var(--ink);border:1px solid var(--line)}
  .cite-note{font-size:11.5px;color:var(--ink-faint);margin-top:8px;font-family:'JetBrains Mono',monospace}

  /* ============ ABLATION TABLE ============ */
  .ablation-wrap{margin-top:50px}
  .ablation-title{font-size:16px;font-weight:800;margin-bottom:16px;letter-spacing:-.01em}
  .ablation-table{width:100%;border-collapse:collapse;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
  .ablation-table th{background:linear-gradient(120deg,#0e1733,#1a1450);color:#fff;padding:14px 18px;font-size:13px;font-weight:800;text-align:left;letter-spacing:.02em}
  .ablation-table td{padding:14px 18px;font-size:14px;border-bottom:1px solid var(--line);background:var(--surface)}
  .ablation-table tr:last-child td{border-bottom:none}
  .ablation-table .on{color:#079e95;font-weight:800}
  .ablation-table .off{color:#e15c39;font-weight:800}
  .ablation-table .delta{font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--ink-faint)}
  .src-note{font-size:11.5px;color:var(--ink-faint);margin-top:10px;font-family:'JetBrains Mono',monospace}

  /* ============ PIPE WRAP (KEYVISUAL) ============ */
  .pipe-wrap{margin-top:46px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 24px;position:relative;overflow:hidden}
  .pipe-wrap::after{content:"";position:absolute;top:0;bottom:0;left:0;width:38%;pointer-events:none;background:linear-gradient(100deg,transparent,rgba(59,111,255,.16),transparent);transform:translateX(-130%);animation:pipeSweep 4.5s ease-in-out infinite}
  @keyframes pipeSweep{0%{transform:translateX(-130%)}55%,100%{transform:translateX(330%)}}
  @media(prefers-reduced-motion:reduce){.pipe-wrap::after{animation:none;opacity:0}}
  .pipe-wrap svg{display:block;margin:0 auto;width:100%;height:auto}
  .pipe-wrap img{display:block;width:100%;height:auto;margin:0 auto}

  /* ============ DEMO ============ */
  .demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin-top:50px}
  .video-frame{
    aspect-ratio:16/10;border-radius:20px;border:2px dashed var(--line);
    background:radial-gradient(120% 120% at 30% 10%, rgba(59,111,255,.08), transparent 50%),var(--surface);
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:30px;
    box-shadow:var(--shadow);transition:border-color .3s, transform .3s;cursor:pointer;
  }
  .video-frame:hover{border-color:var(--brand);transform:translateY(-4px)}
  .play{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;box-shadow:0 14px 34px -10px rgba(59,111,255,.7)}
  .play svg{margin-left:4px}
  .video-frame .vt{font-weight:800;font-size:17px}
  .video-frame .vs{font-size:13.5px;color:var(--ink-faint)}
  .demo-points{display:flex;flex-direction:column;gap:18px}
  .dp{display:flex;gap:14px;align-items:flex-start}
  .dp .di{flex:0 0 40px;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:19px;background:linear-gradient(135deg,rgba(0,194,184,.14),rgba(59,111,255,.14));border:1px solid rgba(59,111,255,.18)}
  .dp h4{font-size:16px;font-weight:800;margin-bottom:3px}
  .dp p{font-size:14px;color:var(--ink-soft)}
  .dp .di svg{overflow:visible}
  .di .pl-n{transform-box:fill-box;transform-origin:center;animation:dPl 1.6s ease-in-out infinite}
  @keyframes dPl{0%,100%{opacity:.5;transform:scale(.8)}40%{opacity:1;transform:scale(1.3)}}
  .di .lv-head{transform-box:fill-box;transform-origin:center;animation:dLv 1.4s ease-in-out infinite}
  @keyframes dLv{0%,100%{transform:translateY(1.5px);opacity:.6}50%{transform:translateY(-1.5px);opacity:1}}
  .di .xl-arrow{transform-box:fill-box;transform-origin:center;animation:dXl 1.8s ease-in-out infinite}
  @keyframes dXl{0%,100%{transform:translate(0,0)}50%{transform:translate(1.6px,-1.6px)}}
  .di .fd-p{transform-box:fill-box;transform-origin:50% 100%}
  .di .fd-l{animation:dFdL 1.9s ease-in-out infinite}
  .di .fd-r{animation:dFdR 1.9s ease-in-out infinite}
  .di .fd-m{animation:dFdM 1.9s ease-in-out infinite}
  @keyframes dFdL{0%,100%{transform:rotate(0)}50%{transform:rotate(-24deg)}}
  @keyframes dFdR{0%,100%{transform:rotate(0)}50%{transform:rotate(24deg)}}
  @keyframes dFdM{0%,100%{transform:translateY(0)}55%{transform:translateY(-2.5px)}}
  @media(prefers-reduced-motion:reduce){.di svg *{animation:none!important}}
  @media(max-width:820px){.demo-grid{grid-template-columns:1fr}}

  /* ============ TIMELINE / POSTMORTEM ============ */
  .tl{margin-top:50px;position:relative;padding-left:30px}
  .tl::before{content:'';position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
  .tl-item{position:relative;padding:0 0 30px 26px}
  .tl-item::before{content:'';position:absolute;left:-30px;top:5px;width:16px;height:16px;border-radius:50%;background:var(--surface);border:3px solid var(--brand);box-shadow:0 0 0 4px var(--bg)}
  .tl-item h4{font-size:17px;font-weight:800;letter-spacing:-.01em;margin-bottom:6px}
  .tl-item p{font-size:14.5px;color:var(--ink-soft)}
  .tl-item .res{display:inline-block;margin-top:8px;font-size:13px;font-weight:700;color:#079e95;background:rgba(0,194,184,.08);border:1px solid rgba(0,194,184,.22);padding:5px 12px;border-radius:9px}
  @keyframes tlDot{0%{box-shadow:0 0 0 4px var(--bg),0 0 0 0 rgba(59,111,255,.4)}70%,100%{box-shadow:0 0 0 4px var(--bg),0 0 0 7px rgba(59,111,255,0)}}
  .tl-item::before{animation:tlDot 2.6s ease-in-out infinite}
  .tl-item:nth-child(2)::before{animation-delay:.45s}
  .tl-item:nth-child(3)::before{animation-delay:.9s}
  .tl-item:nth-child(4)::before{animation-delay:1.35s}
  @keyframes resNudge{0%,100%{transform:translateX(0)}50%{transform:translateX(3px)}}
  .tl-item .res{animation:resNudge 2.4s ease-in-out infinite}
  @media(prefers-reduced-motion:reduce){.tl-item::before,.tl-item .res{animation:none}}

  /* ============ STACK ============ */
  .stack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:46px}
  .scol h4{font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:14px}
  .scol ul{list-style:none;display:flex;flex-direction:column;gap:9px}
  .scol li{font-size:14.5px;font-weight:600;color:var(--ink);background:var(--surface);border:1px solid var(--line);padding:11px 15px;border-radius:12px;box-shadow:var(--shadow);display:flex;align-items:center;gap:9px}
  .scol li .b{width:8px;height:8px;border-radius:50%;flex:0 0 8px}
  .scol:nth-child(1) li .b{color:#7a5cff}
  .scol:nth-child(2) li .b{color:#3b6fff}
  .scol:nth-child(3) li .b{color:#00c2b8}
  .scol:nth-child(4) li .b{color:#ff8e72}
  .scol li .b{animation:rackLed 2.6s ease-in-out infinite}
  @keyframes rackLed{0%,100%{filter:brightness(.55);box-shadow:0 0 0 0 transparent}45%{filter:brightness(1.2);box-shadow:0 0 7px 1px currentColor}}
  .scol li:nth-child(1) .b{animation-delay:0s}
  .scol li:nth-child(2) .b{animation-delay:.22s}
  .scol li:nth-child(3) .b{animation-delay:.44s}
  .scol li:nth-child(4) .b{animation-delay:.66s}
  @media(prefers-reduced-motion:reduce){.scol li .b{animation:none;filter:none}}
  @media(max-width:860px){.stack-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:480px){.stack-grid{grid-template-columns:1fr}}

  /* ============ CTA / FOOTER ============ */
  .final{padding:90px 0;text-align:center}
  .final-card{
    background:linear-gradient(135deg,#0e1733,#1a1450);border-radius:30px;padding:64px 40px;color:#fff;
    box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
  }
  .final-card::before{content:'';position:absolute;inset:0;background:radial-gradient(80% 120% at 80% 0%, rgba(0,194,184,.25), transparent 50%),radial-gradient(70% 120% at 10% 100%, rgba(122,92,255,.35), transparent 50%)}
  .final-card>*{position:relative}
  .final-card h2{font-size:clamp(28px,4vw,42px);font-weight:900;letter-spacing:-.02em;margin-bottom:14px}
  .final-card p{font-size:17px;color:#bcc8ec;max-width:520px;margin:0 auto 30px}
  .final-card .hero-cta{justify-content:center}
  .btn-light{background:#fff;color:var(--ink)}
  .btn-line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3)}
  footer{padding:40px 0;border-top:1px solid var(--line);text-align:center;color:var(--ink-faint);font-size:13.5px}
  footer .brand{justify-content:center;color:var(--ink-soft);margin-bottom:10px}
  footer .contact{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin:12px 0 4px;font-size:13.5px}
  footer .contact a{color:var(--ink-soft);font-weight:600}
  footer .contact a:hover{color:var(--brand)}

  /* author credit */
  .author{display:inline-flex;align-items:center;gap:11px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:6px 8px 6px 6px;box-shadow:var(--shadow);margin-bottom:22px}
  .author .av{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:flex;align-items:flex-end;justify-content:center;gap:3px;padding-bottom:11px}.av i{width:3px;border-radius:2px;background:rgba(255,255,255,.94)}.av i:nth-child(1){height:12px}.av i:nth-child(2){height:18px}.av i:nth-child(3){height:10px}
  .author .who{display:flex;flex-direction:column;line-height:1.25;padding-right:8px}
  .author .who b{font-size:14px;font-weight:800;letter-spacing:-.01em}
  .author .who span{font-size:11.5px;color:var(--ink-faint);font-weight:600}

  /* meta band */
  .band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .band-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:46px;align-items:center;padding:64px 0}
  .band .lead-q{font-size:clamp(20px,2.4vw,27px);font-weight:800;letter-spacing:-.02em;line-height:1.4;margin-bottom:16px}
  .band .lead-q .mk{background:linear-gradient(120deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
  .band p.body{font-size:15.5px;color:var(--ink-soft);max-width:600px}
  .meta-card{background:linear-gradient(180deg,var(--bg-soft),var(--surface));border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow)}
  .meta-row{display:flex;justify-content:space-between;align-items:center;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14px}
  .meta-row:last-child{border-bottom:none}
  .meta-row .k{color:var(--ink-faint);font-weight:700}
  .meta-row .v{color:var(--ink);font-weight:700;text-align:right}
  .meta-row .v small{display:block;font-size:11.5px;color:var(--ink-faint);font-weight:600}
  @media(max-width:820px){.band-grid{grid-template-columns:1fr;gap:30px;padding:50px 0}}

  /* ============ FORMULA BOX ============ */
  .formula-box{background:#0c1124;border-radius:16px;padding:24px 28px;margin-top:16px;border:1px solid #1e2a44;font-family:'JetBrains Mono',monospace;font-size:14px;color:#d8e0f5;line-height:1.9;overflow-x:auto}
  .formula-box .f-main{font-size:16px;font-weight:700;color:#7aa2ff;margin-bottom:8px}
  .formula-box .f-sub{font-size:12.5px;color:#93a4c9}
  .formula-box .f-val{color:#ffc56e}
  .formula-box .f-kw{color:#7aa2ff}
  .formula-box .f-str{color:#5fd9b0}
  .formula-box{color:#e4ebfb}
  .formula-box .f-note{font-size:13px;color:#c3cde8;margin-top:12px;border-top:1px solid #2b3a5c;padding-top:12px}

  /* ============ THESIS BANNER ============ */
  .thesis-banner{
    background:linear-gradient(135deg,rgba(59,111,255,.07),rgba(0,194,184,.05));
    border:1px solid rgba(59,111,255,.20);border-radius:14px;padding:16px 20px;margin-top:40px;
  }
  .thesis-banner .tb-label{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:8px;font-family:'JetBrains Mono',monospace}
  .thesis-banner p{font-size:14px;color:var(--ink-soft)}

  /* ============ 한국어 줄바꿈 자연화 ============ */
  /* 한글 단어 중간 끊김 방지 + 긴 영문/URL 예외 허용 */
  body,
  p, li, dt, dd, figcaption, blockquote,
  .section-sub, .lead, .hero p,
  .card, .kpi-val, .kpi-label,
  .feature-text, .phase-desc, .step-desc,
  .thesis-banner p {
    word-break: keep-all;
    overflow-wrap: anywhere;
  }
  /* 헤딩: 양쪽 균형 줄바꿈 */
  h1, h2, h3, h4, h5, h6,
  .section-title, .eyebrow {
    word-break: keep-all;
    overflow-wrap: anywhere;
    text-wrap: balance;
  }
  /* 본문 단락: 마지막 줄 고아 단어 방지 */
  p, .section-sub, .lead, .hero p,
  .feature-text, .phase-desc, .step-desc,
  .thesis-banner p {
    text-wrap: pretty;
  }
  /* ===== 추천 수식 놀이터 (가중치 인터랙티브) ===== */
  .rank-lab{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 30px 26px;margin-top:24px}
  .rank-lab .rl-label{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);font-family:'JetBrains Mono',monospace}
  .rank-lab h3{font-size:21px;font-weight:900;letter-spacing:-.01em;margin:6px 0 4px}
  .rank-lab .rl-sub{font-size:14px;color:var(--ink-soft);max-width:680px}
  .rl-grid{display:grid;grid-template-columns:300px 1fr;gap:30px;margin-top:24px}
  @media(max-width:760px){.rl-grid{grid-template-columns:1fr;gap:24px}}
  .rl-sliders{display:flex;flex-direction:column;gap:18px}
  .sl .sl-h{display:flex;justify-content:space-between;align-items:baseline;font-size:13.5px;font-weight:700;margin-bottom:7px}
  .sl .sl-h .nm b{color:var(--ink)}.sl .sl-h .nm span{color:var(--ink-faint);font-weight:600;font-size:12px}
  .sl .sl-h .vv{font-family:'JetBrains Mono',monospace;font-weight:800;font-size:15px}
  .sl input[type=range]{width:100%;-webkit-appearance:none;appearance:none;height:6px;border-radius:999px;background:var(--bg-soft);outline:none}
  .sl input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;cursor:pointer;border:3px solid #fff;box-shadow:0 2px 8px -1px rgba(30,55,120,.4)}
  .sl input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;cursor:pointer;border:3px solid #fff}
  .sl.w1 input::-webkit-slider-thumb{background:var(--brand)}.sl.w2 input::-webkit-slider-thumb{background:var(--brand-2)}.sl.w3 input::-webkit-slider-thumb{background:var(--accent)}
  .sl .dot{width:9px;height:9px;border-radius:50%;display:inline-block;margin-right:6px;vertical-align:middle}
  .sl.w1 .dot{background:var(--brand)}.sl.w2 .dot{background:var(--brand-2)}.sl.w3 .dot{background:var(--accent)}
  .rl-presets{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
  .rl-presets button{font-size:12px;font-weight:700;font-family:inherit;border:1px solid var(--line);background:var(--bg-soft);color:var(--ink-soft);padding:7px 12px;border-radius:999px;cursor:pointer;transition:.15s}
  .rl-presets button:hover{border-color:var(--brand);color:var(--brand)}
  .rl-presets button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
  .rl-list{display:flex;flex-direction:column;gap:9px}
  .rl-bk{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:14px;padding:12px 16px;border:1px solid var(--line);border-radius:14px;background:var(--surface);transition:border-color .3s,background .3s}
  .rl-bk.top{border-color:var(--brand);background:linear-gradient(90deg,rgba(59,111,255,.06),rgba(122,92,255,.04))}
  .rl-bk .rl-rk{font-family:'JetBrains Mono',monospace;font-weight:800;font-size:16px;color:var(--ink-faint);text-align:center}
  .rl-bk.top .rl-rk{color:var(--brand)}
  .rl-bk .rl-tt{font-size:14.5px;font-weight:700}
  .rl-bk .rl-br{height:7px;border-radius:999px;background:var(--bg-soft);margin-top:7px;overflow:hidden;max-width:340px}
  .rl-bk .rl-br i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width .45s ease}
  .rl-bk .rl-sc{font-family:'JetBrains Mono',monospace;font-weight:800;font-size:16px}
  .rl-take{margin-top:22px;background:linear-gradient(120deg,rgba(59,111,255,.08),rgba(122,92,255,.06));border:1px solid rgba(59,111,255,.2);border-radius:14px;padding:15px 18px;font-size:14.5px;color:var(--ink-soft)}
  .rl-take b{color:var(--ink)}.rl-take .now{color:var(--brand);font-weight:800}
  .rl-note{font-size:11.5px;color:var(--ink-faint);margin-top:12px;font-family:'JetBrains Mono',monospace}
  @media(prefers-reduced-motion:reduce){.rl-bk .rl-br i{transition:none}}

/* journey stepper (문제→판단→검증→결과) — premium, matches pipe-diagram */
.jflow{margin:24px 0 8px;display:flex;flex-direction:column;position:relative;max-width:540px}
.jstep{display:flex;gap:16px;padding-bottom:16px;position:relative}
.jstep:last-child{padding-bottom:0}
.jstep:not(:last-child)::before{content:"";position:absolute;left:5px;top:18px;bottom:-1px;width:2px;background:var(--brand);opacity:.16;border-radius:2px}
.jnode{flex:0 0 12px;width:12px;height:12px;margin-top:6px;border-radius:50%;background:var(--surface);border:2px solid var(--brand);box-shadow:0 0 0 3px rgba(59,111,255,.08);z-index:1}
.hero-visual{display:flex;align-items:center;justify-content:center}
  .hero-visual img{width:100%;height:auto;max-width:560px;display:block;filter:drop-shadow(0 22px 38px rgba(30,55,120,.15))}
.jstep.problem .jnode{border-color:var(--warn);box-shadow:0 0 0 3px rgba(255,122,89,.10)}
.jstep.result .jnode{background:linear-gradient(135deg,var(--brand),var(--accent));border:none;box-shadow:0 0 0 3px rgba(0,194,184,.16)}
/* 4단계 노드 순차 반짝임 (문제→판단→검증→결과 순환) */
.jnode{position:relative}
.jstep{--glow:rgba(59,111,255,.55)}
.jstep.problem{--glow:rgba(255,122,89,.6)}
.jstep.result{--glow:rgba(0,194,184,.6)}
.jnode::after{content:"";position:absolute;inset:-2px;border-radius:50%;pointer-events:none;animation:nodeGlow 2.4s ease-in-out infinite}
@keyframes nodeGlow{0%{box-shadow:0 0 0 0 transparent}22%{box-shadow:0 0 11px 3px var(--glow)}52%,100%{box-shadow:0 0 0 0 transparent}}
.jstep:nth-child(1) .jnode::after{animation-delay:0s}
.jstep:nth-child(2) .jnode::after{animation-delay:.6s}
.jstep:nth-child(3) .jnode::after{animation-delay:1.2s}
.jstep:nth-child(4) .jnode::after{animation-delay:1.8s}
@media(prefers-reduced-motion:reduce){.jnode::after{animation:none}}
.jbody{padding-top:0;min-width:0}
.jk{font:800 10px/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}
.jt{font-size:14.5px;font-weight:650;color:var(--ink);line-height:1.42;margin-top:4px;word-break:keep-all}
.jnote{font-size:12px;color:var(--ink-soft);margin-top:3px;line-height:1.4}
.jstep.result .jt{font-size:16px;font-weight:800}
.jstep.result .jt b{background:linear-gradient(120deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}

/* ===== B변형: 블루 에디토리얼 볼드 (히어로 3D 에셋 통합) ===== */
.hero-canvas{position:relative;background:linear-gradient(165deg,#ffffff,#eef3fe);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;box-shadow:var(--shadow);overflow:hidden}
.hero-canvas::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 72% 26%,rgba(59,111,255,.06),transparent 62%)}
.hero-canvas::after{content:none}
.hero-scene{position:relative;width:100%;max-width:600px}
.hero-scene img{display:block;width:100%;height:auto;filter:drop-shadow(0 16px 24px rgba(30,55,120,.15))}
.hero-cap{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px 9px;max-width:600px;width:100%}
.hero-cap .hc-chip{font-size:12.5px;font-weight:700;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 13px;box-shadow:0 2px 9px -5px rgba(30,55,120,.25);white-space:nowrap;opacity:0;animation:hcIn .55s cubic-bezier(.2,.7,.2,1) forwards}
.hero-cap .hc-chip b{color:var(--brand)}
.hero-cap .hc-sep{color:var(--brand);font-weight:800;font-size:14px;opacity:0;animation:hcIn .55s ease forwards}
.hero-cap>*:nth-child(1){animation-delay:.25s}
.hero-cap>*:nth-child(2){animation-delay:.42s}
.hero-cap>*:nth-child(3){animation-delay:.59s}
.hero-cap>*:nth-child(4){animation-delay:.76s}
.hero-cap>*:nth-child(5){animation-delay:.93s}
@keyframes hcIn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.hero-cap>*{animation:none;opacity:1}}
@media(max-width:880px){.hero-canvas{min-height:270px}}

.hero-foot-wrap{margin-top:38px}
.hero-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px}
.hero-foot .author,.hero-foot .hero-cta{margin-bottom:0}
.hero-foot-wrap .hero-badges{margin-top:22px}

/* ===== 저자 마크 미세 모션 (reduced-motion 폴백) ===== */
@keyframes barPulse{0%,100%{transform:scaleY(1)}50%{transform:scaleY(1.22)}}
.av i{transform-origin:bottom;animation:barPulse 1.9s ease-in-out infinite}
.av i:nth-child(2){animation-delay:.22s}
.av i:nth-child(3){animation-delay:.44s}
@media(prefers-reduced-motion:reduce){.av i{animation:none}}