/* THE FA — 본사 홈페이지 공통 스타일
   색상: 로고에서 추출한 검정 + 브랜드 옐로우, 홈페이지 제안 크림/라인
   폰트: 시스템 한글 산세리프 우선. 별도 웹폰트 파일 미배포. */

:root {
  --ink: #171817;
  --ink-2: #2a2b2a;
  --ink-3: #4c4d4b;
  --muted: #6c6f6b;
  --gold: #f8b62b;
  --gold-2: #e0a11d;         /* 로고·검정 배경용 강조 */
  --gold-text: #755100;      /* 흰 배경의 일반 정보용 · 대비 7:1 이상 */
  --paper: #f7f5f0;
  --paper-2: #f1eee6;
  --surface: #ffffff;
  --line: #dcd8ce;
  --line-2: #ebe7dc;
  --dark-bg: #0f1211;
  --dark-surface: #1a1f1c;
  --dark-line: #2a302c;
  --dark-muted: #a8ada6;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(23,24,23,.04), 0 1px 1px rgba(23,24,23,.03);
  --shadow: 0 2px 6px rgba(23,24,23,.06), 0 8px 24px rgba(23,24,23,.05);

  --container: 1200px;

  --font: -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo",
          "Noto Sans KR", "Malgun Gothic", "맑은 고딕", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* 동작 줄이기 설정에서는 부드러운 스크롤·전환·애니메이션을 끕니다 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--surface);
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1, "liga" 1, "palt" 1;
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

/* ---------- 가독성 하한선 (전 페이지 공통) ----------
   기존에 12px 이하로 남았던 조각들을 최소 13px, 모바일 최소 14px로 상향. */
.footer-bottom, .footer-col a, .footer-brand p,
.hero-note, .hero-graphic-note,
.spot-media .cap, .screen-lockup figcaption,
.card-caps li, .status-pill, .card-kind, .card-name-sub,
.role p, .gap p, .product-body .side p, .product-body .side li,
.legal-doc .stamp {
  font-size: max(13px, 0.82em);
}
@media (max-width: 700px) {
  body { font-size: 16px; }
  .footer-bottom, .card-kind, .status-pill, .hero-note { font-size: 13px; }
  .card-caps li, .card-name-sub { font-size: 13px; }
}

img { max-width: 100%; display: block; }

a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-color: var(--gold); }

button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}
.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: #fff; padding: 10px 14px;
  border-radius: 8px; text-decoration: none; font-weight: 700;
  transition: top .2s;
}
.skip:focus { top: 12px; }

/* ---------- Container ---------- */
.wrap {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}
@media (max-width: 900px)  { .wrap { padding: 0 28px; } }
@media (max-width: 480px)  { .wrap { padding: 0 20px; } }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line-2);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; min-height: 76px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; color: inherit;
}
.brand img { width: 96px; height: auto; }
.brand small {
  color: var(--muted); font-size: 12px; font-weight: 500;
  border-left: 1px solid var(--line); padding-left: 12px; margin-left: 4px;
  letter-spacing: .04em;
}
.nav-menu {
  display: flex; align-items: center; gap: 6px;
  list-style: none; margin: 0; padding: 0;
}
.nav-menu a {
  display: inline-block; padding: 10px 14px;
  font-size: 15px; font-weight: 600; color: var(--ink-2);
  text-decoration: none; border-radius: 8px;
  transition: background .15s, color .15s;
}
.nav-menu a:hover, .nav-menu a[aria-current="page"] {
  background: var(--paper); color: var(--ink);
}
.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 18px;
  background: var(--ink); color: #fff;
  text-decoration: none; border-radius: 999px;
  font-size: 14px; font-weight: 700;
  transition: background .15s, transform .15s;
}
.nav-cta:hover { background: var(--ink-2); }
.nav-cta::after { content: "→"; font-size: 13px; }

.nav-toggle {
  display: none;
  background: none; border: 1px solid var(--line);
  border-radius: 10px; padding: 8px 10px;
}
.nav-toggle span {
  display: block; width: 20px; height: 2px; background: var(--ink);
  margin: 4px 0; transition: transform .2s, opacity .2s;
}

@media (max-width: 900px) {
  .nav-menu, .nav-cta { display: none; }
  .nav-toggle { display: inline-block; }
  .nav.open + .nav-panel { display: block; }
}

/* Mobile panel */
.nav-panel {
  display: none;
  border-top: 1px solid var(--line-2);
  background: #fff;
}
.nav-panel ul {
  list-style: none; margin: 0; padding: 16px 0;
}
.nav-panel a {
  display: block; padding: 14px 28px;
  text-decoration: none; color: var(--ink-2);
  font-size: 16px; font-weight: 600;
  border-bottom: 1px solid var(--line-2);
}
.nav-panel a:last-child { border-bottom: 0; }
.nav-panel a[data-cta] {
  color: var(--ink); background: var(--paper);
  margin: 10px 20px 4px; border-radius: 12px;
  text-align: center; border-bottom: 0;
}

/* ---------- Hero (dark) ---------- */
.hero {
  background: var(--dark-bg);
  color: #f4f2ec;
  padding: 96px 0 88px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(1000px 400px at 90% 0%, rgba(248,182,43,.10), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(248,182,43,.05), transparent 60%);
  pointer-events: none;
}
.hero .wrap {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 64px; align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: .08em;
  text-transform: none;
  color: var(--gold);
  padding: 6px 12px;
  border: 1px solid rgba(248,182,43,.35);
  border-radius: 999px;
  background: rgba(248,182,43,.06);
}
.hero-eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: var(--gold);
}
.hero h1 {
  font-size: clamp(34px, 4.6vw, 62px);
  line-height: 1.14; letter-spacing: -.03em;
  margin: 22px 0 26px; font-weight: 800;
  color: #f9f7f1;
}
.hero h1 .line {
  display: block; white-space: normal; /* 모바일에서는 자연 줄바꿈 허용 */
}
@media (min-width: 640px) {
  .hero h1 .line { white-space: nowrap; } /* 데스크톱은 한 줄 고정 */
}
.hero h1 .accent { color: var(--gold); }
.hero p.lead {
  font-size: clamp(16px, 1.4vw, 19px);
  color: #c8cac4; max-width: 540px;
  margin: 0 0 34px;
}
.hero-cta {
  display: flex; gap: 12px; flex-wrap: wrap;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px; border-radius: 999px;
  font-weight: 700; font-size: 15px;
  text-decoration: none; border: 1px solid transparent;
  transition: transform .12s, background .15s, border-color .15s, color .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: var(--gold); color: var(--ink); }
.btn.primary:hover { background: #ffc84a; }
.btn.primary::after { content: "→"; }
.btn.ghost {
  color: #f4f2ec; border-color: rgba(255,255,255,.24);
  background: transparent;
}
.btn.ghost:hover { border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.04); }
.btn.dark { background: var(--ink); color: #fff; }
.btn.dark:hover { background: var(--ink-2); }
.btn.light { background: var(--paper); color: var(--ink); }
.btn.light:hover { background: var(--paper-2); }

.hero-note {
  font-size: 13px; color: #8f9188; margin-top: 24px;
  padding-top: 20px; border-top: 1px solid rgba(255,255,255,.08);
  max-width: 480px;
}
.hero-note b { color: #c8cac4; font-weight: 600; }

/* Hero graphic (connection map) — 카드 기반 */
.hero-graphic {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #171b19 0%, #1e2320 100%);
  border: 1px solid rgba(255,255,255,.08);
  padding: 28px 26px 22px;
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
  display: flex; flex-direction: column; gap: 18px;
}
.hero-graphic-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 14px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.hero-graphic-head b { color: #f4f2ec; font-size: 15px; letter-spacing: -.01em; }
.hero-graphic-head span { color: #8f9188; font-size: 12px; font-weight: 700; letter-spacing: .05em; }
.hero-nodes {
  list-style: none; margin: 0; padding: 0;
  display: flex; align-items: stretch; gap: 8px;
}
.hero-nodes li {
  flex: 1 1 0; min-width: 0;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  padding: 14px 12px;
  display: flex; flex-direction: column; gap: 4px;
}
.hero-nodes li.highlight {
  background: linear-gradient(180deg, rgba(248,182,43,.16), rgba(248,182,43,.06));
  border-color: rgba(248,182,43,.5);
}
.hero-nodes li.arrow {
  flex: 0 0 auto; padding: 0; background: transparent; border: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 20px; font-weight: 800;
}
.hero-nodes .tag {
  font-size: 10px; font-weight: 800; letter-spacing: .08em;
  color: #8f9188; text-transform: none;
}
.hero-nodes li.highlight .tag { color: var(--gold); }
.hero-nodes b { color: #f4f2ec; font-size: 14px; line-height: 1.35; }
.hero-nodes li.highlight b { color: #fbfaf5; }
.hero-nodes .node-desc { color: #a8ada6; font-size: 12px; line-height: 1.45; }
.hero-nodes-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.hero-nodes-2 li { flex: none; }
.hero-graphic-foot {
  padding: 14px 16px; border-radius: 12px;
  background: rgba(248,182,43,.08);
  border: 1px dashed rgba(248,182,43,.5);
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px;
}
.hero-graphic-foot b { color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: .06em; }
.hero-graphic-foot span { color: #c8cac4; font-size: 13px; }
.hero-graphic-note {
  margin: 0; color: #7f8279; font-size: 11px; text-align: right; letter-spacing: .02em;
}

@media (max-width: 640px) {
  .hero-nodes { flex-wrap: wrap; }
  .hero-nodes li { flex: 1 1 45%; }
  .hero-nodes li.arrow { display: none; }
  .hero-graphic-foot { flex-direction: column; align-items: flex-start; gap: 4px; }
  .hero-graphic-foot span { font-size: 12px; }
}

@media (max-width: 900px) {
  .hero { padding: 64px 0 56px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero-graphic { max-width: 520px; margin: 0 auto; width: 100%; }
}
@media (max-width: 420px) {
  .hero { padding: 48px 0 48px; }
  .hero h1 { font-size: 34px; line-height: 1.12; }
}

/* ---------- Section base ---------- */
.section {
  padding: 96px 0;
  border-top: 1px solid var(--line-2);
}
.section.cream { background: var(--paper); }
.section.dark { background: var(--dark-bg); color: #e8ebe6; border-top-color: rgba(255,255,255,.06); }
.section.no-border { border-top: 0; }

.section-head { margin-bottom: 48px; max-width: 780px; }
.section-eyebrow {
  display: inline-block; font-size: 12px; font-weight: 700;
  letter-spacing: .1em; color: var(--muted);
  padding-bottom: 4px; border-bottom: 2px solid var(--gold);
}
.section h2 {
  font-size: clamp(28px, 3.3vw, 44px);
  line-height: 1.15; letter-spacing: -.025em;
  margin: 18px 0 14px; font-weight: 800;
}
.section .lede {
  font-size: clamp(16px, 1.3vw, 19px); color: var(--muted); margin: 0;
  max-width: 720px; line-height: 1.7;
}
.section.dark h2 { color: #fbfaf5; }
.section.dark .lede { color: #b8bcb4; }
.section.dark .section-eyebrow { color: #c8cac4; }

@media (max-width: 700px) {
  .section { padding: 56px 0; }
  .section-head { margin-bottom: 32px; }
  .section h2 { font-size: clamp(24px, 6vw, 32px); line-height: 1.2; }
  .section .lede { font-size: 15.5px; }
}

/* ---------- Connection strip (한 회사 연결되는 역할) ---------- */
.role-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; margin-top: 28px;
}
.role {
  padding: 24px 22px; border-radius: var(--radius);
  border: 1px solid var(--line-2); background: #fff;
}
.role .step { font-size: 12px; font-weight: 700; color: var(--gold-text); letter-spacing: .08em; }
.role h3 { font-size: 18px; margin: 12px 0 8px; letter-spacing: -.015em; }
.role p { margin: 0; font-size: 14px; color: var(--muted); line-height: 1.6; }
@media (max-width: 900px) { .role-strip { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .role-strip { grid-template-columns: 1fr; } }

/* ---------- Gaps (우리가 해결하는 단절) ---------- */
.gaps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
.gap {
  padding: 32px 28px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line-2);
}
.gap .num {
  font-size: 13px; font-weight: 700; color: var(--muted);
  letter-spacing: .1em;
}
.gap h3 {
  font-size: 20px; margin: 12px 0 10px;
  letter-spacing: -.015em;
}
.gap p { margin: 0; color: var(--muted); font-size: 15px; }
.gap .arrow { margin-top: 20px; font-size: 14px; color: var(--ink-2); }
.gap .arrow b { color: var(--gold-text); font-weight: 700; }
@media (max-width: 900px) { .gaps { grid-template-columns: 1fr; } }

/* ---------- Product map ---------- */
.product-groups { display: grid; gap: 40px; margin-top: 40px; }
.product-group h3 {
  display: flex; align-items: baseline; gap: 12px;
  font-size: 15px; font-weight: 700; letter-spacing: -.005em;
  color: var(--muted); margin: 0 0 20px; padding-bottom: 12px;
  border-bottom: 1px solid var(--line-2);
}
.product-group h3 .num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 12px;
  font-weight: 700;
}
.product-group h3 .count {
  margin-left: auto; font-weight: 500; color: var(--muted); font-size: 13px;
}
.product-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.product-card {
  display: flex; flex-direction: column;
  padding: 26px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line-2);
  text-decoration: none; color: inherit;
  transition: transform .15s, box-shadow .15s, border-color .15s;
  min-width: 0;
}
.product-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--line); }
.product-card.primary {
  grid-column: span 2;
  background: var(--ink); color: #fff; border-color: var(--ink);
}
.product-card.primary .status-pill { color: var(--gold); border-color: rgba(248,182,43,.4); background: rgba(248,182,43,.08); }
.product-card.primary .card-summary { color: #c8cac4; }
.product-card.primary .card-caps li { color: #b8bcb4; border-color: rgba(255,255,255,.12); }
.product-card.primary .card-more { color: var(--gold); }
@media (max-width: 700px) { .product-card.primary { grid-column: auto; } }

.card-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 12px; margin-bottom: 16px;
}
.status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: .02em;
  border: 1px solid var(--line);
  color: var(--muted); background: var(--paper);
  white-space: nowrap;
}
.status-pill::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: currentColor; opacity: .6;
}
.card-kind {
  font-size: 12px; font-weight: 600;
  color: var(--muted); letter-spacing: -.005em;
}
.card-name {
  font-size: clamp(20px, 1.6vw, 24px);
  letter-spacing: -.02em; margin: 4px 0 6px; font-weight: 800;
}
.card-name-sub {
  font-size: 13px; color: var(--muted); font-weight: 500;
  margin-bottom: 12px;
}
.card-headline {
  font-size: 16px; font-weight: 700; letter-spacing: -.01em;
  margin: 10px 0 12px; line-height: 1.4;
}
.card-summary {
  font-size: 14px; color: var(--ink-3); margin: 0 0 16px;
  line-height: 1.6;
}
.card-caps {
  list-style: none; padding: 0; margin: 0 0 18px;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.card-caps li {
  font-size: 12px; padding: 4px 9px;
  border: 1px solid var(--line-2); border-radius: 999px;
  color: var(--ink-3);
}
.card-more {
  margin-top: auto;
  font-size: 14px; font-weight: 700; color: var(--ink);
  display: inline-flex; align-items: center; gap: 6px;
}
.card-more::after { content: "→"; transition: transform .15s; }
.product-card:hover .card-more::after { transform: translateX(3px); }

/* Card concept mini-screen */
.card-thumb {
  aspect-ratio: 16/10;
  border-radius: 12px;
  background: linear-gradient(150deg, var(--paper) 0%, #fff 100%);
  border: 1px solid var(--line-2);
  margin-bottom: 20px;
  overflow: hidden; position: relative;
}
.product-card.primary .card-thumb {
  background: linear-gradient(150deg, #1f2521 0%, #262b27 100%);
  border-color: rgba(255,255,255,.08);
}

/* ---------- Dangolreturn deep dive ---------- */
.deep-dangol {
  display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.2fr);
  gap: 60px; align-items: center; margin-top: 40px;
}
.deep-dangol .dangol-visual {
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #fff 0%, var(--paper) 100%);
  border: 1px solid var(--line-2);
  padding: 30px;
  position: relative;
  min-height: 380px;
}
.deep-dangol h3 { font-size: clamp(22px, 2.2vw, 30px); margin: 0 0 16px; letter-spacing: -.02em; }
.deep-dangol .flow-list { list-style: none; padding: 0; margin: 24px 0 0; }
.deep-dangol .flow-list li {
  display: flex; gap: 16px; padding: 14px 0;
  border-bottom: 1px dashed var(--line);
}
.deep-dangol .flow-list li:last-child { border-bottom: 0; }
.deep-dangol .flow-list .flow-num {
  flex-shrink: 0; width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--ink); color: var(--gold); border-radius: 999px;
  font-size: 13px; font-weight: 700;
}
.deep-dangol .flow-list b { display: block; font-size: 15px; margin-bottom: 2px; }
.deep-dangol .flow-list span { font-size: 14px; color: var(--muted); }
@media (max-width: 900px) { .deep-dangol { grid-template-columns: 1fr; gap: 32px; } }

/* ---------- Ecosystem graphic (dark) ---------- */
.ecosystem-wrap {
  display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.3fr);
  gap: 60px; margin-top: 32px; align-items: center;
}
.ecosystem-note {
  padding: 20px; border-left: 2px solid var(--gold);
  color: #b8bcb4; font-size: 14px; margin-top: 20px;
  background: rgba(248,182,43,.04); border-radius: 0 8px 8px 0;
}
.ecosystem-graphic {
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  background: #10141a10;
  border: 1px solid rgba(255,255,255,.06);
  overflow: hidden;
  position: relative;
}
@media (max-width: 900px) { .ecosystem-wrap { grid-template-columns: 1fr; } }

/* ---------- Technology grid ---------- */
.tech-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px; margin-top: 40px;
}
.tech-card {
  padding: 30px 26px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line-2);
}
.tech-card .num {
  display: inline-block; font-size: 13px; font-weight: 700;
  color: var(--gold-text); letter-spacing: .05em;
  padding-bottom: 8px; border-bottom: 2px solid var(--gold);
}
.tech-card h3 {
  font-size: 19px; margin: 16px 0 10px;
  letter-spacing: -.015em;
}
.tech-card p { margin: 0 0 10px; color: var(--ink-3); font-size: 14px; }
.tech-card .boundary {
  margin-top: 14px; padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px; color: var(--muted);
}
.tech-card .boundary b { color: var(--ink-2); font-weight: 700; }

/* ---------- Progress / roadmap ---------- */
.progress-list {
  display: grid; gap: 14px; margin-top: 32px;
}
.progress-item {
  display: grid; grid-template-columns: 160px minmax(0,1fr) minmax(0,1fr);
  gap: 24px; padding: 22px 24px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  align-items: start;
}
.progress-item .stage {
  font-size: 12px; font-weight: 700; letter-spacing: .04em;
  color: var(--gold); text-transform: none;
}
.progress-item h4 { margin: 6px 0 0; color: #f4f2ec; font-size: 17px; letter-spacing: -.01em; }
.progress-item h4 .sub { display: block; font-size: 12px; color: #8f9188; font-weight: 500; margin-top: 2px; }
.progress-item .now, .progress-item .next {
  font-size: 14px; color: #b8bcb4; line-height: 1.55;
}
.progress-item .label {
  font-size: 11px; font-weight: 700; color: #7f8279;
  letter-spacing: .06em; margin-bottom: 4px;
}
@media (max-width: 900px) {
  .progress-item { grid-template-columns: 1fr; gap: 8px; }
  .progress-item .stage { display: inline-block; }
}

/* ---------- Vision ---------- */
.vision-block {
  padding: 72px 0; text-align: center;
  background: var(--dark-bg); color: #f4f2ec;
}
.vision-block .short {
  font-size: clamp(28px, 3.6vw, 46px);
  line-height: 1.2; letter-spacing: -.025em;
  font-weight: 800; max-width: 900px; margin: 0 auto 24px;
}
.vision-block .short .accent { color: var(--gold); }
.vision-block .long {
  font-size: 17px; color: #b8bcb4;
  max-width: 640px; margin: 0 auto;
}

/* ---------- Company/Contact stripe ---------- */
.company-block { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 40px; margin-top: 32px; }
.company-block .panel {
  padding: 32px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line-2);
}
.company-block h3 { margin: 0 0 12px; font-size: 20px; letter-spacing: -.015em; }
.company-block p { margin: 0 0 12px; color: var(--muted); font-size: 15px; }
.company-block ul { padding: 0; margin: 12px 0 0; list-style: none; }
.company-block li {
  padding: 10px 0; border-top: 1px solid var(--line-2);
  font-size: 14px; display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.company-block li b { color: var(--ink-2); font-weight: 600; }
.company-block li span { color: var(--muted); }
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
  border: 1px solid var(--line); color: var(--muted); background: var(--paper);
}
@media (max-width: 900px) { .company-block { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark-bg); color: #b8bcb4;
  padding: 68px 0 40px; border-top: 1px solid rgba(255,255,255,.06);
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand img { width: 96px; filter: brightness(0) invert(1); opacity: .85; }
.footer-brand p {
  font-size: 13px; margin-top: 16px; max-width: 260px; color: #8f9188;
}
.footer-col h4 {
  font-size: 12px; font-weight: 700; letter-spacing: .1em;
  color: #f4f2ec; margin: 0 0 14px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: #b8bcb4; text-decoration: none; font-size: 14px;
}
.footer-col a:hover { color: #f4f2ec; }
.footer-bottom {
  margin-top: 48px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: 13px; color: #8f9188;
  line-height: 1.6;
}
.footer-bottom .legal {
  display: flex; gap: 18px; flex-wrap: wrap;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Product detail page ---------- */
.product-hero {
  background: var(--paper); padding: 72px 0 48px;
  border-bottom: 1px solid var(--line-2);
}
.product-hero .breadcrumb {
  font-size: 13px; color: var(--muted); margin-bottom: 20px;
}
.product-hero .breadcrumb a { color: var(--muted); text-decoration: none; }
.product-hero .breadcrumb a:hover { color: var(--ink); }
.product-hero .group {
  font-size: 12px; font-weight: 700; letter-spacing: .1em;
  color: var(--gold-text); margin-bottom: 8px;
}
.product-hero h1 {
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.1; letter-spacing: -.03em; margin: 0 0 6px;
  font-weight: 800;
}
.product-hero .name-sub {
  font-size: 15px; color: var(--muted); margin-bottom: 20px;
}
.product-hero .headline {
  font-size: clamp(19px, 2vw, 24px);
  color: var(--ink-2); margin: 0 0 20px; letter-spacing: -.015em; font-weight: 600;
}
.product-hero .summary {
  font-size: 17px; color: var(--ink-3); max-width: 720px; margin: 0 0 28px;
}
.product-hero .meta {
  display: flex; gap: 12px; flex-wrap: wrap;
}
.product-body {
  padding: 68px 0;
}
.product-body .grid-2 {
  display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 60px;
}
@media (max-width: 900px) { .product-body .grid-2 { grid-template-columns: 1fr; gap: 32px; } }
.product-body h2 {
  font-size: 22px; margin: 0 0 16px; letter-spacing: -.02em;
}
.product-body h3 {
  font-size: 15px; font-weight: 700; letter-spacing: .04em;
  color: var(--muted); margin: 28px 0 10px;
}
.product-body .caps {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px;
}
.product-body .caps li {
  padding: 14px 16px; background: var(--paper); border-radius: 12px;
  font-size: 14px; font-weight: 600;
  display: flex; align-items: center; gap: 10px;
}
.product-body .caps li::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: var(--gold); flex-shrink: 0;
}
.product-body .boundary-box {
  padding: 22px 24px; background: #fff; border: 1px solid var(--line-2);
  border-left: 3px solid var(--gold);
  border-radius: 12px; font-size: 14px; color: var(--ink-3); line-height: 1.7;
}
.product-body .side {
  padding: 26px; background: var(--paper); border-radius: var(--radius);
  border: 1px solid var(--line-2);
}
.product-body .side h4 {
  margin: 0 0 12px; font-size: 13px; font-weight: 700;
  letter-spacing: .06em; color: var(--muted); text-transform: uppercase;
}
.product-body .side p, .product-body .side li {
  font-size: 14px; color: var(--ink-3); margin: 0 0 8px;
}
.product-body .side ul { padding-left: 18px; }
.product-body .side .next {
  padding: 16px; background: #fff; border: 1px solid var(--line-2);
  border-radius: 12px; margin-top: 20px;
}

/* Product concept screen */
.concept-screen {
  aspect-ratio: 16/10;
  border-radius: var(--radius);
  border: 1px solid var(--line-2);
  background: linear-gradient(160deg, #fff 0%, var(--paper) 100%);
  padding: 20px; overflow: hidden; position: relative;
  margin: 20px 0 32px;
}
.concept-badge {
  position: absolute; top: 14px; right: 14px;
  padding: 4px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: .04em;
  background: rgba(23,24,23,.06); color: var(--muted);
  border: 1px solid var(--line-2);
}

/* Sangmi wordmark render (SVG-like text) */
.sangmi-wordmark {
  display: inline-block;
  font-weight: 800; letter-spacing: -.045em;
  font-size: 42px; color: var(--ink);
  font-family: var(--font);
}

/* ---------- Contact / privacy ---------- */
.contact-panel {
  padding: 40px; background: #fff; border: 1px solid var(--line-2);
  border-radius: var(--radius); text-align: center;
}
.contact-panel h2 { margin: 0 0 16px; }
.contact-panel .badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: var(--paper); border: 1px solid var(--line);
  font-size: 12px; font-weight: 700; color: var(--muted);
  margin-bottom: 20px;
}

.legal-doc { padding: 68px 0; max-width: 780px; }
.legal-doc h1 { font-size: 32px; letter-spacing: -.02em; margin: 0 0 8px; }
.legal-doc .stamp { color: var(--muted); font-size: 13px; margin-bottom: 32px; }
.legal-doc h2 { font-size: 20px; margin: 40px 0 10px; letter-spacing: -.015em; }
.legal-doc p { color: var(--ink-3); font-size: 15px; margin: 8px 0; }
.legal-doc ul { padding-left: 20px; color: var(--ink-3); }
.legal-doc .note {
  padding: 18px 20px; background: var(--paper); border-radius: 12px;
  font-size: 14px; color: var(--muted); margin: 20px 0;
  border-left: 3px solid var(--gold);
}

/* =========================================================
   REDESIGN 2026-09-08 · 회사 포지셔닝 상향 · 실제 화면 중심
   ========================================================= */

/* ---------- Hero v2 (Offline Operating Intelligence) ---------- */
.hero-v2 {
  position: relative;
  overflow: hidden;
  background: var(--dark-bg);
  color: #f4f2ec;
  padding: 128px 0 96px;
  isolation: isolate;
}
.hero-v2::before {
  content: "";
  position: absolute; inset: 0;
  background-image: url('assets/brand/hero_decorative_data_infrastructure_dark.jpg');
  background-size: cover; background-position: center right;
  opacity: .34;
  z-index: -2;
}
.hero-v2::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg,
    rgba(15,18,17,.95) 0%,
    rgba(15,18,17,.75) 55%,
    rgba(15,18,17,.35) 100%);
  z-index: -1;
}
.hero-v2 .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  position: relative;
}
.hero-v2 .eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 8px 14px 8px 12px;
  border: 1px solid rgba(248,182,43,.35);
  border-radius: 999px;
  background: rgba(248,182,43,.06);
  color: var(--gold);
  font-size: 11px; font-weight: 800; letter-spacing: .16em;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  text-transform: uppercase;
}
.hero-v2 .eyebrow::before {
  content: "";
  display: inline-block; width: 6px; height: 6px; border-radius: 999px;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(248,182,43,.15);
}
.hero-v2 h1 {
  font-size: clamp(34px, 5.2vw, 72px);
  line-height: 1.08; letter-spacing: -.035em;
  font-weight: 800; margin: 28px 0 26px;
  color: #fbfaf5;
  max-width: 15ch;
}
.hero-v2 h1 .line { display: block; }
.hero-v2 h1 .line-2 { color: var(--gold); }
.hero-v2 .lead {
  font-size: clamp(16px, 1.4vw, 20px);
  color: #c8cac4; line-height: 1.65;
  max-width: 640px; margin: 0 0 34px;
}
.hero-v2 .cta-row {
  display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 44px;
}
.hero-v2 .proof-strip {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 20px 0;
  border: 1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.03);
  border-radius: 14px;
  max-width: 880px;
}
.hero-v2 .proof-strip li {
  list-style: none;
  color: #d4d7d0; font-size: 13px; font-weight: 600;
  letter-spacing: -.005em;
  display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
  padding: 0 24px; min-width: 0;
}
.hero-v2 .proof-strip li + li { border-left: 1px solid rgba(255,255,255,.1); }
.hero-v2 .proof-strip li b { color: var(--gold); font-weight: 800; font-size: 15px; }
@media (max-width: 900px) {
  .hero-v2 { padding: 72px 0 56px; }
  .hero-v2::before { background-position: 70% center; opacity: .18; }
  .hero-v2 h1 { font-size: clamp(34px, 8vw, 48px); margin: 20px 0 20px; }
  .hero-v2 .lead { font-size: 16px; line-height: 1.7; }
  .hero-v2 .cta-row { margin-bottom: 30px; }
  .hero-v2 .proof-strip { grid-template-columns: 1fr; padding: 14px 16px; gap: 10px; }
  .hero-v2 .proof-strip li { flex-direction: row; align-items: center; gap: 10px; padding: 0; font-size: 14px; }
  .hero-v2 .proof-strip li + li { border-left: 0; padding-top: 10px; border-top: 1px solid rgba(255,255,255,.1); }
  .hero-v2 .proof-strip li b { font-size: 14px; }
  .hero-v2 .eyebrow { font-size: 10px; letter-spacing: .12em; }
}
@media (max-width: 420px) {
  .hero-v2 h1 { font-size: 34px; letter-spacing: -.028em; line-height: 1.14; }
  .hero-v2 .lead { font-size: 15.5px; }
}

/* ---------- Patents section ---------- */
.section.patents {
  padding: clamp(72px, 10vw, 112px) 0;
  background: var(--surface);
  border-top: 1px solid var(--line-2);
}
.section.patents .section-head { max-width: 820px; }
.patents-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 48px;
  border: 1px solid var(--line-2);
  border-radius: 20px;
  overflow: hidden;
  background: #fff;
}
.patent {
  padding: 32px 26px 30px;
  border-right: 1px solid var(--line-2);
  display: flex; flex-direction: column;
  gap: 16px;
  position: relative;
}
.patent:last-child { border-right: 0; }
.patent .num-tag {
  display: inline-flex; align-items: center; gap: 10px; flex-wrap: wrap;
  color: var(--muted); font-size: 12px; letter-spacing: .06em;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-2);
}
.patent .num-tag b { color: var(--ink-2); font-weight: 700; font-size: 13px; }
.patent .short {
  font-size: 20px; font-weight: 800; letter-spacing: -.02em;
  line-height: 1.35; color: var(--ink);
  margin: 4px 0;
}
.patent details {
  margin-top: auto;
  font-size: 14px; color: var(--muted);
}
.patent details summary {
  cursor: pointer; color: var(--gold-text); font-weight: 700;
  list-style: none; padding: 8px 0;
}
.patent details summary::marker { content: ""; }
.patent details summary::after { content: " ↓"; font-family: system-ui; }
.patent details[open] summary::after { content: " ↑"; }
.patent details p { margin: 4px 0 0; color: var(--ink-3); line-height: 1.55; }

@media (max-width: 900px) {
  .patents-grid { grid-template-columns: repeat(2, 1fr); }
  .patent { border-right: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
  .patent:nth-child(even) { border-right: 0; }
  .patent:nth-last-child(-n+2) { border-bottom: 0; }
}
@media (max-width: 520px) {
  .patents-grid { grid-template-columns: 1fr; }
  .patent { border-right: 0; }
}

.patents .footnote {
  margin-top: 22px; font-size: 12px; color: var(--muted);
  padding-left: 14px; border-left: 2px solid var(--line);
}

/* ---------- Research section (5 topics) ---------- */
.section.research {
  padding: clamp(72px, 10vw, 120px) 0;
  background: var(--paper);
  border-top: 1px solid var(--line-2);
  position: relative;
}
.section.research::before {
  content: "";
  position: absolute; top: 0; right: 0; width: 45%; height: 100%;
  background-image: url('assets/brand/rnd_decorative_trusted_data_light.jpg');
  background-size: cover; background-position: center right;
  opacity: .18; pointer-events: none;
  mask-image: linear-gradient(90deg, transparent 0, black 40%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, black 40%);
}
.section.research > .wrap { position: relative; z-index: 1; }
.section.research .section-head { max-width: 820px; }

.research-list {
  margin-top: 48px;
  display: grid; grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--ink);
}
.research-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 3fr) minmax(0, 4fr);
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.research-row .label {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 48px; font-weight: 300; color: var(--ink);
  line-height: 1; letter-spacing: -.02em;
}
.research-row h3 {
  font-size: 22px; letter-spacing: -.02em;
  line-height: 1.3; margin: 0 0 8px; color: var(--ink);
  font-weight: 800;
}
.research-row .en-title {
  color: var(--muted); font-size: 12px; letter-spacing: .08em;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.research-row .short-desc {
  color: var(--ink-3); font-size: 15px; line-height: 1.65; margin: 8px 0 0;
}
.research-detail {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 20px 28px;
}
.research-detail dt {
  font-size: 12px; letter-spacing: .08em; color: var(--gold-text);
  font-weight: 700; font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.research-detail dd {
  margin: 0 0 16px; font-size: 15px; color: var(--ink-3);
  line-height: 1.65;
}
.research-detail dd.stage {
  color: var(--ink); font-weight: 600;
  display: inline-flex; align-items: center; gap: 8px;
}
.research-detail dd.stage::before {
  content: ""; width: 8px; height: 8px; border-radius: 999px;
  background: var(--gold); flex-shrink: 0;
}
.research-detail dd.products {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.research-detail dd.products span {
  padding: 3px 9px; border-radius: 999px;
  background: #fff; border: 1px solid var(--line);
  color: var(--ink-2); font-size: 12px; font-weight: 600;
}
.research-detail dd.boundary {
  font-size: 13px; color: var(--muted); line-height: 1.6;
  border-left: 2px solid var(--line); padding-left: 12px;
  grid-column: 1 / -1;
}
.research-row .voc-chips {
  margin-top: 14px;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.research-row .voc-chips span {
  padding: 4px 10px; border-radius: 6px;
  background: rgba(23,24,23,.05); color: var(--ink-3); font-size: 13px;
}
@media (max-width: 900px) {
  .research-list { border-top-width: 2px; }
  .research-row {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 32px 0;
  }
  .research-row .label { font-size: 28px; padding-bottom: 4px; }
  .research-row h3 { font-size: 20px; }
  .research-row .en-title { font-size: 11px; margin-bottom: 8px; }
  .research-row .short-desc { font-size: 15px; }
  .research-detail { grid-template-columns: 1fr; gap: 0; margin-top: 12px; }
}

/* ---------- Long-term Credit Vision ---------- */
.section.credit-vision {
  padding: clamp(72px, 10vw, 120px) 0;
  background: var(--dark-bg);
  color: #e8ebe6;
  position: relative;
  overflow: hidden;
}
.section.credit-vision .band {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: 60px; align-items: start;
}
.section.credit-vision .eyebrow {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 11px; font-weight: 800; letter-spacing: .16em;
  color: var(--gold); text-transform: uppercase;
}
.section.credit-vision h2 {
  color: #fbfaf5; font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.14; letter-spacing: -.025em;
  margin: 16px 0 0; font-weight: 800; white-space: pre-line;
}
.section.credit-vision .body { color: #c8cac4; font-size: clamp(15px, 1.15vw, 17px); line-height: 1.75; margin: 0 0 18px; }
.section.credit-vision .emphasis {
  padding: 20px 22px;
  background: rgba(248,182,43,.08);
  border-left: 3px solid var(--gold);
  color: #fbfaf5; font-size: 16px; font-weight: 600;
  line-height: 1.6; margin: 0 0 20px;
  border-radius: 0 8px 8px 0;
}
.section.credit-vision .flow-diagram {
  display: grid; grid-template-columns: 1fr; gap: 12px;
  padding: 32px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 20px;
  background: rgba(255,255,255,.02);
  margin-top: 0;
}
.flow-diagram .stage {
  display: grid; grid-template-columns: 100px 1fr;
  gap: 18px; align-items: start;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255,255,255,.12);
}
.flow-diagram .stage:last-of-type { border-bottom: 0; }
.flow-diagram .stage .no {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 12px; color: var(--gold); letter-spacing: .1em;
  padding-top: 6px;
}
.flow-diagram .stage b { font-size: 16px; color: #fbfaf5; letter-spacing: -.01em; }
.flow-diagram .stage p { margin: 6px 0 0; font-size: 14px; color: #b8bcb4; line-height: 1.6; }
.flow-diagram .score-cap {
  margin-top: 20px; padding: 16px 20px;
  background: linear-gradient(90deg, var(--gold), #ffd069);
  color: var(--ink); border-radius: 12px;
  display: flex; justify-content: space-between; align-items: baseline;
  font-weight: 700;
}
.flow-diagram .score-cap span { font-family: ui-monospace, "SFMono-Regular", Menlo, monospace; font-size: 12px; letter-spacing: .1em; }
.flow-diagram .score-cap b { font-size: 20px; letter-spacing: -.02em; }
.section.credit-vision .boundary {
  margin-top: 26px; font-size: 13px; color: #a8ada6;
  padding-left: 14px; border-left: 2px solid rgba(255,255,255,.15);
  line-height: 1.6;
}
@media (max-width: 900px) {
  .section.credit-vision .band { grid-template-columns: 1fr; gap: 28px; }
  .section.credit-vision h2 { font-size: clamp(26px, 6.5vw, 36px); line-height: 1.18; }
  .flow-diagram { padding: 20px; }
  .flow-diagram .stage { grid-template-columns: 70px 1fr; gap: 10px; padding: 12px 0; }
  .flow-diagram .stage .no { font-size: 11px; padding-top: 4px; }
  .flow-diagram .score-cap { flex-direction: column; align-items: flex-start; gap: 4px; padding: 14px 18px; }
  .flow-diagram .score-cap b { font-size: 18px; }
}

/* ---------- Product spotlight (실제 화면 중심 대표 제품) ---------- */
.section.spotlights {
  padding: clamp(72px, 10vw, 120px) 0;
  background: var(--surface);
  border-top: 1px solid var(--line-2);
}
.spotlight {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.3fr);
  gap: 56px; align-items: center;
  padding: 56px 0;
  border-top: 1px solid var(--line-2);
}
.spotlight:first-of-type { border-top: 0; padding-top: 40px; }
.spotlight.reverse { grid-template-columns: minmax(0, 1.3fr) minmax(0, .9fr); }
.spotlight.reverse .spot-media { order: -1; }

.spot-eyebrow {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 11px; font-weight: 800; letter-spacing: .12em;
  color: var(--gold-text); text-transform: uppercase;
}
.spot-title {
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: -.025em; line-height: 1.2;
  margin: 12px 0 14px; font-weight: 800;
}
.spot-summary { color: var(--ink-3); font-size: 16px; line-height: 1.7; margin: 0 0 20px; }
.spot-features {
  list-style: none; padding: 0; margin: 0 0 22px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px 22px;
}
.spot-features li {
  font-size: 15px; color: var(--ink-2);
  display: flex; align-items: baseline; gap: 8px;
}
.spot-features li::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: var(--gold); flex-shrink: 0; transform: translateY(-2px);
}
.spot-status {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: .02em;
  border: 1px solid var(--line);
  color: var(--muted); background: var(--paper);
  margin-bottom: 12px;
}
.spot-status::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: var(--gold); flex-shrink: 0;
}
.spot-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 18px; background: var(--ink); color: #fff;
  border-radius: 999px; text-decoration: none;
  font-size: 14px; font-weight: 700;
}
.spot-cta:hover { background: var(--ink-2); }
.spot-cta::after { content: " →"; }

.spot-media {
  position: relative;
  border-radius: 16px; overflow: hidden;
  background: linear-gradient(160deg, #f0f2ec 0%, var(--paper) 100%);
  border: 1px solid var(--line-2);
  box-shadow: 0 30px 60px -30px rgba(23,24,23,.15);
  cursor: zoom-in;
}
.spot-media img {
  width: 100%; height: auto; display: block;
  aspect-ratio: auto;              /* 원본 비율 유지 */
  object-fit: contain;
  max-height: 620px;
  background: #0f1211;             /* 검정 프레임 안에 콘텐츠가 잘리지 않고 그대로 */
}
.spot-media .cap {
  padding: 14px 16px;
  font-size: 13px; color: var(--muted); line-height: 1.55;
  background: #fff;
  border-top: 1px solid var(--line-2);
}
.spot-media .badge {
  position: absolute; top: 12px; right: 12px;
  padding: 5px 12px; background: rgba(23,24,23,.85);
  color: #f4f2ec; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: .04em;
  backdrop-filter: blur(6px);
}
@media (max-width: 900px) {
  .spotlight, .spotlight.reverse { grid-template-columns: 1fr; gap: 24px; padding: 36px 0; }
  .spotlight.reverse .spot-media { order: 0; }
  .spot-features { grid-template-columns: 1fr 1fr; }
  .spot-title { font-size: clamp(24px, 6vw, 32px); }
}
@media (max-width: 480px) {
  .spot-features { grid-template-columns: 1fr; }
}

/* ---------- Ecosystem stream (Issue → Action → Outcome) ---------- */
.section.stream {
  padding: clamp(72px, 10vw, 112px) 0;
  background: var(--paper);
  border-top: 1px solid var(--line-2);
}
.stream-track {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 22px; margin-top: 48px;
}
.stream-cell {
  padding: 32px 28px 34px;
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 14px;
  position: relative;
}
.stream-cell::before {
  content: attr(data-step);
  position: absolute; top: -14px; left: 24px;
  padding: 4px 10px; background: var(--ink); color: var(--gold);
  border-radius: 999px;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 11px; letter-spacing: .1em; font-weight: 700;
}
.stream-cell h3 {
  font-size: 22px; letter-spacing: -.02em; margin: 0 0 12px;
  color: var(--ink); font-weight: 800;
}
.stream-cell p { color: var(--ink-3); font-size: 15px; line-height: 1.7; margin: 0 0 14px; }
.stream-cell ul { list-style: none; padding: 0; margin: 0; }
.stream-cell li { font-size: 14px; color: var(--muted); padding: 8px 0; border-top: 1px dashed var(--line); line-height: 1.55; }
.stream-cell li:first-child { border-top: 0; }
.stream-cell li b { color: var(--ink-2); font-weight: 600; margin-right: 6px; }
@media (max-width: 900px) {
  .stream-track { grid-template-columns: 1fr; gap: 28px; }
  .stream-cell { padding: 28px 24px 30px; }
  .stream-cell h3 { font-size: 20px; }
}

/* ---------- Screen gallery lockup (제품 상세에서 재사용) ---------- */
.screen-lockup {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin: 24px 0;
}
.screen-lockup figure {
  margin: 0; background: #fff;
  border: 1px solid var(--line-2); border-radius: 12px;
  overflow: hidden; cursor: zoom-in;
}
.screen-lockup img {
  display: block; width: 100%; height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  max-height: 420px;
  background: #0f1211;
}
.screen-lockup figcaption {
  padding: 10px 14px; font-size: 12px; color: var(--muted);
  border-top: 1px solid var(--line-2);
}
.screen-lockup figcaption b { color: var(--ink-2); font-size: 13px; display:block; margin-bottom:2px; }
@media (max-width: 700px) { .screen-lockup { grid-template-columns: 1fr; } }

/* ---------- Product list minimal (spotlight 밖의 제품들) ---------- */
.product-list-min {
  margin-top: 40px;
  border-top: 1px solid var(--line-2);
}
.product-list-min > a {
  display: grid; grid-template-columns: 90px minmax(0,2fr) minmax(0,3fr) auto;
  gap: 24px; align-items: baseline;
  padding: 24px 4px;
  border-bottom: 1px solid var(--line-2);
  text-decoration: none; color: inherit;
  transition: background .15s;
}
.product-list-min > a:hover { background: var(--paper); }
.product-list-min .cat {
  color: var(--muted); font-size: 12px; letter-spacing: .08em;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  text-transform: uppercase;
}
.product-list-min .name {
  font-size: 20px; font-weight: 800; letter-spacing: -.02em; color: var(--ink);
}
.product-list-min .name small { display:block; font-size:13px; color:var(--muted); font-weight:500; margin-top:3px; }
.product-list-min .desc { color: var(--ink-3); font-size: 15px; line-height: 1.6; }
.product-list-min .go {
  font-size: 14px; font-weight: 700; color: var(--ink); white-space: nowrap;
}
.product-list-min .go::after { content: " →"; transition: transform .15s; display:inline-block; }
.product-list-min > a:hover .go::after { transform: translateX(3px); }
@media (max-width: 900px) {
  .product-list-min > a { grid-template-columns: 1fr; gap: 6px; padding: 20px 0; }
  .product-list-min .go { margin-top: 6px; }
}

/* ---------- Roadmap v2 (개발 단계와 검증 경계) ---------- */
.section.roadmap-v2 {
  padding: clamp(72px, 10vw, 112px) 0;
  background: var(--dark-bg); color: #e8ebe6;
  border-top: 1px solid rgba(255,255,255,.06);
}
.section.roadmap-v2 h2 { color: #fbfaf5; }
.roadmap-list { display: grid; gap: 12px; margin-top: 44px; }
.roadmap-row {
  display: grid; grid-template-columns: 200px minmax(0,1fr) minmax(0,1fr);
  gap: 28px; padding: 24px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
}
.roadmap-row .stage {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; color: var(--gold); letter-spacing: .06em;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-weight: 800;
}
.roadmap-row .stage::before {
  content: ""; width: 8px; height: 8px; border-radius: 999px;
  background: var(--gold);
}
.roadmap-row h4 { margin: 8px 0 0; font-size: 16px; color: #fbfaf5; letter-spacing: -.01em; }
.roadmap-row h4 small { display: block; font-size: 12px; color: #8f9188; margin-top: 3px; font-weight: 500; }
.roadmap-row .label {
  font-size: 12px; letter-spacing: .06em; color: #8f9188; font-weight: 700; margin-bottom: 6px;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
}
.roadmap-row .now, .roadmap-row .next { font-size: 15px; color: #c8cac4; line-height: 1.65; }
.roadmap-row .next a { color: var(--gold); text-decoration: none; border-bottom: 1px solid rgba(248,182,43,.4); }
@media (max-width: 900px) {
  .roadmap-row { grid-template-columns: 1fr; gap: 8px; }
}

/* ---------- Zoom overlay (참고 이미지 확대 보기) ---------- */
.zoom-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(15,18,17,.92);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 32px 20px;
}
.zoom-overlay[hidden] { display: none !important; }
.zoom-close {
  position: absolute; top: 20px; right: 20px;
  background: #fff; color: var(--ink);
  border: 0; padding: 10px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 700;
}
.zoom-close:hover { background: var(--paper); }
.zoom-figure {
  margin: 0; max-width: min(1200px, 95vw); max-height: 90vh;
  display: flex; flex-direction: column; gap: 14px;
}
.zoom-figure img {
  max-width: 100%; max-height: 78vh;
  object-fit: contain; border-radius: 8px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.zoom-figure figcaption {
  color: #d4d7d0; font-size: 14px; text-align: center;
}

/* Cursor hint on zoomable elements handled inline in JS */

/* ---------- 상미 스타일 버전 섹션 ---------- */
.style-ext-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.style-shots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.style-shots figure { margin: 0; background: #fff; border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden; cursor: zoom-in; }
.style-shots img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; object-position: top; }
.style-shots figcaption { padding: 10px 14px; font-size: 12px; color: var(--muted); }
.style-shots figcaption b { color: var(--ink-2); font-size: 13px; display: block; margin-bottom: 2px; }
@media (max-width: 900px) { .style-ext-grid { grid-template-columns: 1fr; gap: 32px; } }
@media (max-width: 480px) { .style-shots { grid-template-columns: 1fr; } }