:root{
  --paper:#F1F0EB;
  --surface:#FBFAF6;
  --surface-2:#EDEBE3;
  --ink:#191A17;
  --ink-soft:#55564F;
  --ink-faint:#6B6C64;
  --line:#DBD9CF;
  --line-strong:#C7C4B7;
  --blaze:#E5482B;
  --blaze-deep:#BE3419;
  --blaze-wash:#FBE7DF;
  --cobalt:#21406E;
  --cobalt-soft:#4B689A;
  --cobalt-wash:#E4E9F1;
  --shadow:0 1px 2px rgba(25,26,23,.05), 0 8px 28px -18px rgba(25,26,23,.35);
  --maxw:1140px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#14150F;--surface:#1C1D17;--surface-2:#23241D;--ink:#F0EEE4;--ink-soft:#B3B2A5;
    --ink-faint:#8A8A7E;--line:#2E2F27;--line-strong:#3B3C33;--blaze:#FF6B4A;--blaze-deep:#FF876B;
    --blaze-wash:#2C1B15;--cobalt:#8FB0E4;--cobalt-soft:#7392C7;--cobalt-wash:#1A2436;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -18px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  --paper:#14150F;--surface:#1C1D17;--surface-2:#23241D;--ink:#F0EEE4;--ink-soft:#B3B2A5;
  --ink-faint:#8A8A7E;--line:#2E2F27;--line-strong:#3B3C33;--blaze:#FF6B4A;--blaze-deep:#FF876B;
  --blaze-wash:#2C1B15;--cobalt:#8FB0E4;--cobalt-soft:#7392C7;--cobalt-wash:#1A2436;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -18px rgba(0,0,0,.7);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"IBM Plex Sans KR","IBM Plex Sans",system-ui,-apple-system,sans-serif;
  font-weight:400;line-height:1.65;letter-spacing:-.003em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
  display:flex;flex-direction:column;min-height:100vh;
}
main{flex:1 0 auto}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- type ---------- */
.eyebrow{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--cobalt)}
h2.sect{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;letter-spacing:-.02em;line-height:1.02;font-size:clamp(1.9rem,4.6vw,3rem);margin:.35em 0 .1em;text-wrap:balance}
.lead{color:var(--ink-soft);font-size:clamp(1rem,1.6vw,1.12rem);max-width:60ch}
a{color:inherit}

/* ---------- top bar ---------- */
.topbar{position:sticky;top:0;z-index:50;background:color-mix(in srgb, var(--paper) 88%, transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.topbar .row{display:flex;align-items:center;justify-content:space-between;gap:16px;height:60px}
.brand{display:flex;align-items:center;gap:12px;font-family:"Bricolage Grotesque",sans-serif;font-weight:800;letter-spacing:-.01em;font-size:1.18rem;text-decoration:none;color:inherit}
.brand .dot{position:relative;width:36px;height:36px;flex:0 0 auto}
.brand .dot svg{display:block;width:100%;height:100%}
footer .brand .dot{width:26px;height:26px}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:var(--paper);padding:9px 16px;border-radius:999px;text-decoration:none;font-size:.82rem;font-weight:600;letter-spacing:-.01em;transition:transform .15s ease}
.nav-cta:hover{transform:translateY(-1px)}
.topbar .nav-links{display:flex;gap:26px}
.topbar .nav-links a{text-decoration:none;color:var(--ink-soft);font-size:.9rem;font-weight:500;transition:color .15s}
.topbar .nav-links a:hover{color:var(--ink)}
.topbar .nav-links a.active{color:var(--ink);font-weight:600}
@media(max-width:820px){.topbar .nav-links{gap:18px}}
@media(max-width:640px){
  .topbar .row{height:auto;flex-wrap:wrap;padding:10px 0;row-gap:8px}
  .brand{order:1}
  .topbar .nav-cta{order:2}
  .topbar .nav-links{order:3;flex-basis:100%;gap:18px;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch}
  .topbar .nav-links a{white-space:nowrap;font-size:.88rem}
}

/* ---------- hero (home) ---------- */
.hero{position:relative;padding:clamp(56px,9vw,104px) 0 clamp(40px,6vw,64px);overflow:hidden}
.hero .tag{display:inline-flex;gap:14px;flex-wrap:wrap;align-items:center;margin-bottom:26px}
.hero .tag span{font-family:"IBM Plex Mono",monospace;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}
.hero .tag .pip{width:6px;height:6px;border-radius:50%;background:var(--blaze);display:inline-block;transform:translateY(-1px)}
.hero h1{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:clamp(2.7rem,8.2vw,6rem);line-height:.96;letter-spacing:-.028em;margin:0 0 24px;text-wrap:balance}
.hero h1 .em{color:var(--blaze)}
.hero .sub{font-size:clamp(1.05rem,1.9vw,1.28rem);color:var(--ink-soft);max-width:54ch;margin:0 0 34px;line-height:1.6}
.hero .sub b{color:var(--ink);font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ---------- buttons ---------- */
.btn-primary{display:inline-flex;align-items:center;gap:10px;background:var(--blaze);color:#fff;padding:15px 26px;border-radius:999px;text-decoration:none;font-weight:600;font-size:1rem;letter-spacing:-.01em;box-shadow:0 10px 24px -12px var(--blaze);transition:transform .16s ease, box-shadow .16s ease}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px var(--blaze)}
.btn-primary .arw{transition:transform .16s ease}
.btn-primary:hover .arw{transform:translateX(3px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:15px 22px;border-radius:999px;text-decoration:none;border:1.5px solid var(--line-strong);color:var(--ink);font-weight:600;font-size:1rem;transition:border-color .16s, background .16s}
.btn-ghost:hover{border-color:var(--ink);background:var(--surface)}

/* waveform */
.wave-wrap{margin-top:clamp(40px,6vw,64px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0}
.wave-wrap .label{display:block;margin-bottom:16px;font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-faint)}
canvas#wave{display:block;width:100%;height:72px}
@media(max-width:560px){.wave-wrap .label{font-size:.6rem;letter-spacing:.12em}canvas#wave{height:60px}}

/* ---------- page hero (sub pages) ---------- */
.page-hero{padding:clamp(46px,7vw,82px) 0 clamp(8px,2vw,20px)}
.page-hero h1{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:clamp(2.2rem,6vw,3.6rem);line-height:1.02;letter-spacing:-.025em;margin:.22em 0 .16em;text-wrap:balance}
.page-hero p{color:var(--ink-soft);font-size:clamp(1rem,1.7vw,1.16rem);max-width:60ch;margin:0;line-height:1.6}

/* ---------- stats ---------- */
.stats{padding:clamp(48px,6vw,72px) 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.stat{background:var(--surface);padding:26px 24px}
.stat .n{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:clamp(2.4rem,5vw,3.4rem);line-height:1;letter-spacing:-.03em;color:var(--ink);font-variant-numeric:tabular-nums}
.stat .n .u{font-size:.4em;color:var(--blaze);margin-left:2px}
.stat .k{margin-top:10px;font-size:.9rem;color:var(--ink-soft);font-weight:500}
.stat .k .en{display:block;font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-top:3px}
@media(max-width:720px){.stats-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- section frame ---------- */
section.block{padding:clamp(52px,7vw,88px) 0;border-top:1px solid var(--line)}
section.block.first{border-top:0;padding-top:clamp(28px,4vw,44px)}
.sec-head{max-width:64ch;margin-bottom:clamp(30px,4vw,46px)}

/* ---------- mission ---------- */
.mission-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,4vw,56px);align-items:start}
@media(max-width:820px){.mission-grid{grid-template-columns:1fr}}
.mission-statement{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:clamp(1.5rem,3.2vw,2.15rem);line-height:1.18;letter-spacing:-.02em;text-wrap:balance}
.mission-statement .hl{background:linear-gradient(transparent 62%, var(--blaze-wash) 62%);padding:0 .05em}
.facts{display:flex;flex-direction:column;gap:18px}
.fact{border-left:3px solid var(--cobalt);padding:4px 0 4px 18px}
.fact .t{font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cobalt);margin-bottom:5px}
.fact .d{font-size:.98rem;color:var(--ink);line-height:1.55}

/* ---------- name story ---------- */
.namestory{display:flex;gap:20px;align-items:center;margin-top:clamp(28px,4vw,42px);background:var(--surface-2);border:1px solid var(--line);border-radius:18px;padding:24px clamp(22px,3vw,32px)}
.namestory .ns-mark{width:62px;height:62px;flex:0 0 auto}
.namestory .ns-mark svg{width:100%;height:100%;display:block}
.namestory .ns-eq{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:clamp(1.2rem,2.6vw,1.6rem);letter-spacing:-.02em;margin-bottom:6px}
.namestory .ns-eq b{color:var(--blaze)}
.namestory p{margin:0;font-size:.98rem;color:var(--ink-soft);line-height:1.6;max-width:60ch}
.namestory p b{color:var(--ink);font-weight:600}
@media(max-width:600px){.namestory{flex-direction:column;align-items:flex-start;gap:14px}.namestory .ns-mark{width:52px;height:52px}}

/* ---------- 3-3-3 ---------- */
.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:760px){.three-grid{grid-template-columns:1fr}}
.three-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px 24px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.three-card .big{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:3.2rem;line-height:1;color:var(--blaze);letter-spacing:-.03em}
.three-card h3{margin:14px 0 4px;font-size:1.12rem;font-weight:700;letter-spacing:-.01em}
.three-card .en{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}
.three-card p{margin:12px 0 0;font-size:.93rem;color:var(--ink-soft);line-height:1.6}

/* ---------- core blocks ---------- */
.core-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:760px){.core-grid{grid-template-columns:1fr}}
.core{display:flex;gap:18px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px 24px;transition:border-color .18s, transform .18s}
.core:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.core .idx{font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:.82rem;color:var(--blaze);border:1.5px solid var(--blaze);border-radius:8px;width:34px;height:34px;display:grid;place-items:center;flex:0 0 auto}
.core h3{margin:2px 0 6px;font-size:1.08rem;font-weight:700;letter-spacing:-.01em}
.core h3 .en{display:block;font-family:"IBM Plex Mono",monospace;font-size:.64rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-faint);font-weight:500;margin-top:3px}
.core p{margin:0;font-size:.92rem;color:var(--ink-soft);line-height:1.58}
.core p .metric{color:var(--ink);font-weight:600}

/* ---------- milestones ---------- */
.milestones{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:640px){.milestones{grid-template-columns:1fr}}
.ms{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px 22px;box-shadow:var(--shadow)}
.ms .ms-w{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cobalt);margin-bottom:12px}
.ms .ms-t{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:1.5rem;line-height:1.05;letter-spacing:-.02em;color:var(--ink);margin-bottom:7px}
.ms p{margin:0;font-size:.92rem;color:var(--ink-soft);line-height:1.55}
.ms.mile{border-color:var(--blaze);background:var(--blaze-wash)}
.ms.mile .ms-w,.ms.mile .ms-t{color:var(--blaze-deep)}

/* ---------- trial card ---------- */
.trial{margin-top:34px;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--blaze);border-radius:16px;padding:28px clamp(22px,3vw,32px);box-shadow:var(--shadow)}
.trial .trial-tag{font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blaze);margin-bottom:10px}
.trial h3{margin:0 0 10px;font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:clamp(1.35rem,3vw,1.6rem);letter-spacing:-.02em}
.trial p{margin:0;font-size:.98rem;color:var(--ink-soft);line-height:1.65;max-width:66ch}
.trial p b{color:var(--ink);font-weight:600}

/* ---------- CTA ---------- */
.cta{background:var(--ink);color:var(--paper);border-radius:24px;padding:clamp(40px,6vw,72px) clamp(28px,5vw,64px);position:relative;overflow:hidden}
:root[data-theme="dark"] .cta, :root:not([data-theme="light"]) .cta{border:1px solid var(--line-strong)}
.cta h2{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:clamp(2rem,5vw,3.2rem);line-height:1.02;letter-spacing:-.025em;margin:0 0 16px;color:var(--paper);text-wrap:balance}
.cta h2 .em{color:var(--blaze)}
.cta p{color:color-mix(in srgb, var(--paper) 74%, transparent);font-size:1.08rem;max-width:52ch;margin:0 0 30px;line-height:1.6}
.cta .btn-primary{background:var(--blaze)}
.cta .scarcity{display:flex;align-items:center;gap:18px;flex-wrap:wrap;background:color-mix(in srgb, var(--paper) 7%, transparent);border:1px solid color-mix(in srgb, var(--paper) 18%, transparent);border-radius:14px;padding:16px 22px;margin:0 0 30px}
.cta .seats{display:flex;gap:7px}
.cta .seat{width:18px;height:18px;border-radius:5px;background:var(--blaze);box-shadow:0 0 0 3px color-mix(in srgb,var(--blaze) 22%,transparent)}
.cta .scarcity-txt{display:flex;flex-direction:column;line-height:1.4}
.cta .scarcity-txt b{font-weight:600;color:var(--paper);font-size:1.02rem}
.cta .scarcity-txt span{font-size:.82rem;color:color-mix(in srgb,var(--paper) 62%,transparent)}
.cta .cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cta .meta{margin-top:26px;display:flex;flex-wrap:wrap;gap:22px;font-family:"IBM Plex Mono",monospace;font-size:.74rem;letter-spacing:.06em;color:color-mix(in srgb, var(--paper) 60%, transparent)}
.cta .meta b{color:var(--paper);font-weight:600}
.cta-wave{position:absolute;right:-40px;bottom:-30px;opacity:.14;pointer-events:none}

/* ---------- apply contact ---------- */
.contact-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.contact-card{flex:1 1 220px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px 22px;text-decoration:none;color:inherit;transition:border-color .16s, transform .16s}
.contact-card:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.contact-card .cl{font-family:"IBM Plex Mono",monospace;font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cobalt);margin-bottom:8px}
.contact-card .cv{font-weight:600;font-size:1.02rem}

/* ---------- footer ---------- */
footer{flex-shrink:0;padding:44px 0 60px;border-top:1px solid var(--line);margin-top:clamp(48px,7vw,88px)}
.foot-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px;align-items:flex-start}
footer .brand{font-size:.98rem;margin-bottom:8px}
footer .fnote{font-size:.82rem;color:var(--ink-faint);max-width:52ch;line-height:1.5}
.foot-nav{display:flex;gap:20px;flex-wrap:wrap;margin-top:12px}
.foot-nav a{font-size:.84rem;color:var(--ink-soft);text-decoration:none;font-weight:500}
.foot-nav a:hover{color:var(--blaze)}
.foot-contact{display:flex;flex-direction:column;gap:8px;text-align:right}
.foot-contact a{font-size:.86rem;color:var(--ink-soft);text-decoration:none;font-weight:500;transition:color .15s}
.foot-contact a:hover{color:var(--blaze)}
@media(max-width:560px){.foot-contact{text-align:left}}

/* ---------- page nav (prev/next) ---------- */
.pagenav{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:8px}
.pagenav a{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:var(--ink-soft);font-weight:600;font-size:.95rem;border:1.5px solid var(--line-strong);border-radius:999px;padding:12px 20px;transition:border-color .16s,color .16s}
.pagenav a:hover{border-color:var(--ink);color:var(--ink)}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .btn-primary:hover,.nav-cta:hover,.core:hover,.contact-card:hover{transform:none}
}
:focus-visible{outline:2.5px solid var(--cobalt);outline-offset:3px;border-radius:4px}