/* ================================================================
   MetaPet 2026 Landing — clean white, bold type, gradient accents
   ================================================================ */

@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.css");

:root {
  --bg: #ffffff;
  --ink: #0a0a0b;
  --ink-soft: #1d1d1f;
  --muted: #6b7280;
  --muted-2: #9ca3af;
  --line: #e8e8ea;
  --line-strong: #d4d4d8;
  --chip: #f4f4f5;
  --accent: #6d28d9;
  --green: #22c55e;
  --grad: linear-gradient(90deg, #ff7a45 0%, #ff3d8b 32%, #c026d3 62%, #6d28d9 82%, #2563eb 100%);
  --radius: 18px;
  --radius-lg: 28px;
  --maxw: 1320px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  letter-spacing: -0.01em;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 22px; letter-spacing: -0.04em; }
.brand .dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--grad);
}
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a { font-size: 15px; font-weight: 500; color: var(--ink-soft); position: relative; transition: color .2s; }
.nav-links a sup { font-size: 9px; color: var(--muted-2); font-weight: 600; }
.nav-links a:hover { color: var(--accent); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: 15px; line-height: 1;
  padding: 14px 24px; border-radius: 999px; cursor: pointer;
  border: 1px solid transparent; transition: transform .15s ease, background .2s, box-shadow .2s, color .2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { box-shadow: 0 10px 28px rgba(0,0,0,.18); }
.btn-outline { background: #fff; color: var(--ink); border-color: var(--line-strong); }
.btn-outline:hover { border-color: var(--ink); }
.btn-accent { color: #fff; background: var(--grad); background-size: 160% 160%; }
.btn-accent:hover { box-shadow: 0 12px 30px rgba(192,38,211,.32); }
.btn-lg { padding: 17px 30px; font-size: 16px; }

.nav-cta { display: flex; align-items: center; gap: 10px; }
.menu-toggle { display: none; background: none; border: 0; cursor: pointer; }

/* ---------- Section primitives ---------- */
section { position: relative; }
.section { padding: 120px 0; }
.section-tight { padding: 90px 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 22px;
}
.eyebrow .num { color: var(--accent); }
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--line-strong); }

.section-title {
  font-size: clamp(30px, 4.2vw, 52px);
  font-weight: 800; letter-spacing: -0.035em; line-height: 1.12;
}
.section-lead {
  margin-top: 22px; font-size: clamp(16px, 1.6vw, 19px);
  color: var(--muted); max-width: 760px; line-height: 1.65;
  text-wrap: balance;
}

/* ---------- Hero ---------- */
.hero { padding: 70px 0 96px; overflow: hidden; }
.hero-bottom {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 48px; margin-top: 44px; flex-wrap: wrap;
}
.hero-eyebrow {
  font-size: 14px; font-weight: 600; color: var(--muted);
  letter-spacing: 0.01em;
}
.hero h1 {
  margin-top: 26px;
  font-size: clamp(38px, 6.4vw, 76px);
  font-weight: 800; letter-spacing: -0.045em; line-height: 1.05;
  text-wrap: balance;
}
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-side { max-width: 440px; padding-bottom: 4px; flex: 1 1 360px; }
.hero-side p { font-size: 17px; color: var(--ink-soft); line-height: 1.6; }
.hero-trust {
  margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.trust-item { display: flex; flex-direction: column; gap: 2px; }
.trust-item .big { font-size: 22px; font-weight: 800; letter-spacing: -0.03em; }
.trust-item .small { font-size: 13px; color: var(--muted); font-weight: 500; }
.trust-div { width: 1px; height: 30px; background: var(--line); }

.hero-rule { margin-top: 70px; height: 4px; border-radius: 4px; background: var(--grad); }

/* ---------- Problem / opportunity ---------- */
.bg-soft { background: #fafafa; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.opp-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.opp-points { display: flex; flex-direction: column; gap: 16px; }
.opp-point {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 22px 4px; border-top: 1px solid var(--line); background: transparent;
}
.opp-point:last-child { border-bottom: 1px solid var(--line); }
.opp-point .idx {
  flex: 0 0 auto; font-size: 13px; font-weight: 700; color: var(--accent);
  font-variant-numeric: tabular-nums; padding-top: 3px; letter-spacing: 0.02em;
}
.opp-point h4 { font-size: 16.5px; font-weight: 700; letter-spacing: -0.01em; }
.opp-point p { font-size: 14.5px; color: var(--muted); margin-top: 5px; line-height: 1.55; }

/* ---------- Service (멍실장) cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 54px; }
.card {
  position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px 32px; background: #fff;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.card:hover { transform: translateY(-6px); border-color: var(--ink); box-shadow: 0 18px 40px rgba(0,0,0,.07); }
.card-no {
  position: absolute; top: 22px; right: 26px;
  font-size: 40px; font-weight: 800; line-height: 1; letter-spacing: -0.04em;
  color: var(--line); font-variant-numeric: tabular-nums;
}
.card .kicker { font-size: 13px; font-weight: 700; color: var(--accent); }
.card h3 { font-size: 21px; font-weight: 800; letter-spacing: -0.02em; margin-top: 6px; }
.card p { margin-top: 12px; font-size: 15px; color: var(--muted); line-height: 1.6; }
.service-cta { margin-top: 46px; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Traction timeline (ledger) ---------- */
.tl { list-style: none; margin-top: 50px; border-top: 1px solid var(--ink); }
.tl-row {
  display: grid; grid-template-columns: 116px 1fr; align-items: center; gap: 24px;
  padding: 20px 6px; border-bottom: 1px solid var(--line);
  transition: background .2s ease;
}
.tl-row:hover { background: #fafafa; }
/* 연도와 제목 첫 줄의 line-height를 24px로 통일 → 두 텍스트가 같은 박스 안에서 수직 중앙에 놓여 정렬됨 */
.tl-yr {
  font-size: 14px; font-weight: 600; color: var(--muted-2);
  font-variant-numeric: tabular-nums; letter-spacing: 0.01em; line-height: 24px;
}
.tl-yr i { font-style: normal; color: var(--line-strong); font-weight: 600; }
.tl-ct { position: relative; padding-left: 26px; }
.tl-ct::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong);
}
.tl-tt { font-size: 16.5px; font-weight: 600; letter-spacing: -0.012em; color: var(--ink-soft); line-height: 24px; }
.tl-tt i { font-style: normal; color: var(--muted); font-weight: 600; }
.tl-sub { display: block; font-size: 14px; color: var(--muted); margin-top: 6px; line-height: 1.5; }
.tl-badge {
  display: inline-block; margin-left: 8px; font-size: 11px; font-weight: 700; font-style: normal;
  vertical-align: 2px; padding: 3px 9px; border-radius: 999px; color: #fff;
  background: #111; letter-spacing: 0.01em;
}
/* key milestones */
.tl-row.is-key { background: #fcfbff; }
.tl-row.is-key .tl-ct::before {
  width: 11px; height: 11px; top: 50%; left: -1px; transform: translateY(-50%);
  background: var(--grad); box-shadow: 0 0 0 4px rgba(109,40,217,.12);
}
.tl-row.is-key .tl-tt { font-weight: 800; color: var(--ink); }
.tl-row.is-key .tl-yr { color: var(--ink-soft); font-weight: 700; }
.tl-badge { background: linear-gradient(90deg,#c026d3,#6d28d9); }
.tl-badge.alt { background: linear-gradient(90deg,#ff7a45,#ff3d8b); }

/* ---------- AI capability ---------- */
.cap { background: var(--ink); color: #fff; border-radius: 36px; padding: 76px 56px; overflow: hidden; position: relative; }
.cap .eyebrow { color: rgba(255,255,255,.6); }
.cap .eyebrow::before { background: rgba(255,255,255,.25); }
.cap .eyebrow .num { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.cap-title { font-size: clamp(30px, 3.8vw, 50px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.12; }
.cap-lead { margin-top: 22px; font-size: 18px; color: rgba(255,255,255,.72); max-width: 780px; line-height: 1.65; text-wrap: balance; }
.chips { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  border: 1px solid rgba(255,255,255,.18); color: #fff; background: rgba(255,255,255,.05);
  padding: 11px 18px; border-radius: 999px; font-size: 14.5px; font-weight: 600;
}
.cap-stats { margin-top: 50px; display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; border-top: 1px solid rgba(255,255,255,.12); padding-top: 38px; }
.cap-stat .n { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.cap-stat .n::before { content: ""; display: block; width: 24px; height: 3px; border-radius: 3px; background: var(--grad); margin-bottom: 16px; }
.cap-stat .l { font-size: 14.5px; color: rgba(255,255,255,.62); margin-top: 10px; line-height: 1.55; }

/* ---------- Vision ---------- */
.vision { text-align: center; }
.vision .eyebrow { justify-content: center; }
.vision h2 { font-size: clamp(34px, 5vw, 62px); font-weight: 800; letter-spacing: -0.04em; line-height: 1.1; max-width: none; margin: 0 auto; }
.vision p { margin: 26px auto 0; max-width: 840px; font-size: 18px; color: var(--muted); line-height: 1.65; text-wrap: balance; }
.vision-markets {
  margin-top: 40px; display: inline-flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 0;
}
.vision-markets span {
  font-size: 13px; font-weight: 700; letter-spacing: 0.14em; color: var(--muted);
  padding: 0 22px; position: relative;
}
.vision-markets span + span::before {
  content: ""; position: absolute; left: -2px; top: 50%; transform: translateY(-50%);
  width: 4px; height: 4px; border-radius: 50%; background: var(--line-strong);
}

/* ---------- Contact / partnership ---------- */
.contact-card {
  background: var(--ink); color: #fff; border-radius: 40px; padding: 84px 56px; text-align: center; position: relative; overflow: hidden;
}
.contact-card .glow { position: absolute; inset: auto -10% -60% -10%; height: 360px; background: var(--grad); filter: blur(120px); opacity: .35; pointer-events: none; }
.contact-card h2 { font-size: clamp(30px, 4.4vw, 54px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.12; position: relative; }
.contact-card p { margin: 22px auto 0; max-width: 720px; font-size: 18px; color: rgba(255,255,255,.72); line-height: 1.65; position: relative; }
.contact-actions { margin-top: 40px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; }
.contact-meta { margin-top: 30px; display: flex; gap: 26px; justify-content: center; flex-wrap: wrap; font-size: 14.5px; color: rgba(255,255,255,.6); position: relative; }
.contact-meta a { color: #fff; font-weight: 600; }

/* ---------- Footer ---------- */
.footer { padding: 64px 0 56px; border-top: 1px solid var(--line); }
.footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 22px; letter-spacing: -0.04em; }
.footer-brand .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--grad); }
.footer-langs { display: flex; gap: 6px; }
.footer-langs button { border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 7px 10px; font-size: 16px; cursor: pointer; transition: border-color .2s; }
.footer-langs button:hover { border-color: var(--ink); }
.footer-info { margin-top: 34px; color: var(--muted-2); font-size: 13px; line-height: 1.8; }
.footer-info strong { color: var(--ink-soft); }
.footer-bottom { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--muted-2); }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .opp-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-bottom { gap: 32px; }
  .hero-side { padding-bottom: 0; max-width: none; }
  .cards { grid-template-columns: 1fr; }
  .cap-stats { grid-template-columns: 1fr; gap: 18px; }
  .cap, .contact-card { padding: 56px 28px; border-radius: 28px; }
  .nav-links { display: none; }
  .menu-toggle { display: inline-flex; }
  .section { padding: 84px 0; }
}
@media (max-width: 560px) {
  .timeline::before { left: 8px; }
  .tl-item { grid-template-columns: 1fr; gap: 2px; }
  .tl-year { text-align: left; padding-left: 30px; }
  .tl-body { padding-left: 30px; }
  .tl-body::before { left: 3px; }
  .hero h1 { font-size: clamp(38px, 11vw, 56px); }
  .nav-cta .btn-outline { display: none; }
}