/* NANOPOLA 공통 스타일. 원칙: 뉴트럴 베이스 95% + 브랜드 컬러는 카드·상세에서만.
   금지: 이모지, 장식 아이콘, em-dash, 둥근 카드+그림자, 16px 미만 텍스트 */

:root {
  --bg: #faf9f6;
  --bg-alt: #f1efe9;
  --text: #1c1c1c;
  --text-body: #4a4a4a;
  --text-muted: #6b6b6b;
  --line: #e0ddd6;
  --line-strong: #1c1c1c;

  --badge-seed: #8a8a8a;
  --badge-planning: #4a6fa5;
  --badge-development: #b07d2e;
  --badge-launched: #2e7d4f;

  --font-eng: "Archivo", "Pretendard Variable", -apple-system, sans-serif;
  --font-kr: "Pretendard Variable", "Archivo", -apple-system, sans-serif;

  --maxw: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-body);
  font-family: var(--font-kr);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }

a { color: inherit; text-decoration: none; }

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

/* Nav */
.nav {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky; top: 0; z-index: 10;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-brand {
  font-family: var(--font-eng);
  font-weight: 600; letter-spacing: 0.14em; font-size: 1.0625rem;
  color: var(--text);
}
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  font-family: var(--font-eng);
  font-size: 1rem; font-weight: 500; letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 8px 0; min-height: 44px; display: inline-flex; align-items: center;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }

@media (max-width: 640px) {
  .nav-inner { height: auto; flex-wrap: wrap; padding: 10px 24px 4px; }
  .nav-brand { letter-spacing: 0.1em; min-height: 44px; display: inline-flex; align-items: center; }
  .nav-links { width: 100%; gap: 20px; }
  .nav-links a { letter-spacing: 0.04em; }
}

/* Hero */
.hero { padding: 96px 0 72px; border-bottom: 1px solid var(--line); }
.hero .label {
  font-family: var(--font-eng);
  font-size: 1rem; font-weight: 500; letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--text-muted);
}
.hero h1 {
  font-family: var(--font-eng);
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 600; letter-spacing: 0.06em;
  color: var(--text);
  margin: 16px 0 24px;
  line-height: 1.05;
}
.hero .definition {
  font-size: 1.25rem; color: var(--text-body); max-width: 640px;
}

/* Section */
.section { padding: 72px 0; }
.section + .section { border-top: 1px solid var(--line); }
.section h2 {
  font-family: var(--font-eng);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600; letter-spacing: 0.04em; color: var(--text);
  margin-bottom: 32px;
}
.section h2 .count { color: var(--text-muted); font-weight: 400; margin-left: 8px; }

/* Philosophy list */
.philosophy { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.philosophy > div { background: var(--bg); padding: 28px 24px; }
.philosophy .num { font-family: var(--font-eng); font-weight: 200; font-size: 1.75rem; color: var(--text-muted); display: block; margin-bottom: 12px; }
.philosophy h3 { font-size: 1.125rem; color: var(--text); margin-bottom: 8px; font-weight: 600; }

/* Filter tabs */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.tabs button {
  font-family: var(--font-eng); font-size: 1rem; font-weight: 500; letter-spacing: 0.04em;
  background: var(--bg); color: var(--text-muted);
  border: 1px solid var(--line); padding: 10px 18px; min-height: 44px;
  cursor: pointer;
}
.tabs button:hover { color: var(--text); border-color: var(--text-muted); }
.tabs button.active { background: var(--text); color: var(--bg); border-color: var(--text); }

/* Brand cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.card {
  border: 1px solid var(--line); background: #fff;
  padding: 24px; display: flex; flex-direction: column; gap: 12px;
  position: relative;
}
a.card:hover { border-color: var(--text); }
.card .accent { position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.card .row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card .bname {
  font-family: var(--font-eng); font-weight: 600; letter-spacing: 0.06em;
  font-size: 1.25rem; color: var(--text);
}
.card .bname-kr { font-size: 1rem; color: var(--text-muted); margin-left: 8px; font-weight: 400; letter-spacing: 0; }
.card .meta { font-size: 1rem; color: var(--text-muted); }
.card .keywords { display: flex; flex-wrap: wrap; gap: 6px; }
.card .keywords span {
  font-size: 1rem; color: var(--text-body);
  background: var(--bg-alt); padding: 2px 10px;
}
.card .oneliner { font-size: 1rem; color: var(--text-body); }
.card .next { font-size: 1rem; color: var(--text-muted); border-top: 1px solid var(--line); padding-top: 10px; margin-top: auto; }

/* Status badge */
.badge {
  font-family: var(--font-eng); font-size: 1rem; font-weight: 500; letter-spacing: 0.08em;
  color: #fff; padding: 2px 10px; white-space: nowrap;
}
.badge.SEED { background: var(--badge-seed); }
.badge.PLANNING { background: var(--badge-planning); }
.badge.DEVELOPMENT { background: var(--badge-development); }
.badge.LAUNCHED { background: var(--badge-launched); }

/* Process */
.process { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.process > div { background: var(--bg); padding: 28px 24px; }
.process .step {
  font-family: var(--font-eng); font-weight: 600; font-size: 1rem; letter-spacing: 0.1em;
  color: var(--text); display: block; margin-bottom: 10px;
}

/* Detail page */
.detail-hero { padding: 72px 0 48px; border-bottom: 1px solid var(--line); position: relative; }
.detail-hero .accent { position: absolute; top: 0; left: 0; right: 0; height: 4px; }
.detail-hero .row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.detail-hero h1 {
  font-family: var(--font-eng); font-weight: 600; letter-spacing: 0.06em;
  font-size: clamp(2.25rem, 6vw, 4rem); color: var(--text); line-height: 1.1;
}
.detail-hero .oneliner { font-size: 1.25rem; margin-top: 16px; max-width: 640px; }
.detail-hero .keywords { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.detail-hero .keywords span { font-size: 1rem; background: var(--bg-alt); padding: 2px 12px; }

.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 24px; max-width: 760px; }
.kv dt { font-size: 1rem; color: var(--text-muted); }
.kv dd { font-size: 1rem; color: var(--text-body); }
@media (max-width: 560px) { .kv { grid-template-columns: 1fr; } .kv dt { margin-top: 8px; } }

/* Lines (SANSOI형) */
.lines { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
.line-card { border: 1px solid var(--line); background: #fff; }
.line-card .letter {
  font-family: var(--font-eng); font-weight: 700; font-size: 2.5rem;
  color: #1a1a1a; padding: 20px 20px 12px; display: block;
}
.line-card .body { padding: 0 20px 20px; }
.line-card h3 { font-size: 1.125rem; color: var(--text); font-weight: 600; margin-bottom: 8px; }
.line-card ul { list-style: none; margin-top: 10px; border-top: 1px solid var(--line); padding-top: 10px; }
.line-card li { font-size: 1rem; color: var(--text-body); padding: 2px 0; }
.line-card .badge { font-size: 1rem; }

/* Table */
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; }
th, td { border: 1px solid var(--line); padding: 10px 14px; font-size: 1rem; text-align: left; }
th { background: var(--bg-alt); color: var(--text); font-weight: 600; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 48px 0 64px; margin-top: 72px; }
footer .mark { font-family: var(--font-eng); font-weight: 600; letter-spacing: 0.14em; color: var(--text); font-size: 1.0625rem; margin-bottom: 16px; }
footer p { font-size: 1rem; color: var(--text-muted); }
footer .biz { margin-top: 8px; }

/* Utility */
.muted { color: var(--text-muted); }
.mt-8 { margin-top: 8px; }
.mt-24 { margin-top: 24px; }
.internal-note {
  border: 1px solid var(--line); background: var(--bg-alt);
  padding: 12px 16px; font-size: 1rem; color: var(--text-muted); margin-bottom: 32px;
}