/* styles.css — 스타일 계층 (자주 바뀜). 로직/데이터와 분리. */
:root {
  --bg: #0b0f17;
  --panel: #131a26;
  --panel-2: #1a2434;
  --line: #243044;
  --text: #e6edf6;
  --muted: #9fb0c4;
  --brand: #5b8cff;
  --brand-2: #8b5cff;
  --done: #1f9d57;
  --stub: #c8951b;
  --radius: 16px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #18233a 0%, var(--bg) 60%);
  color: var(--text);
  line-height: 1.6;
}

/* 히어로 */
.hero { max-width: 980px; margin: 0 auto; padding: 64px 20px 28px; text-align: center; }
.badge {
  display: inline-block; padding: 6px 14px; border: 1px solid var(--line);
  border-radius: 999px; color: var(--brand); font-size: 13px; font-weight: 600;
  background: rgba(91, 140, 255, .08);
}
.hero h1 { font-size: clamp(28px, 5vw, 46px); margin: 18px 0 10px; letter-spacing: -.02em; }
.grad {
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { color: var(--muted); max-width: 680px; margin: 0 auto 14px; font-size: 16px; }
.flow { color: var(--muted); font-size: 14px; }
.flow b { color: var(--text); }
.flow a { color: var(--brand); text-decoration: none; margin-left: 10px; white-space: nowrap; }
.flow a:hover { text-decoration: underline; }

/* 카드 그리드 — 반응형 (PC: 2열, 모바일: 1열) */
.grid {
  max-width: 980px; margin: 0 auto; padding: 24px 20px 48px;
  display: grid; gap: 20px; grid-template-columns: repeat(2, 1fr);
}
.empty { grid-column: 1 / -1; text-align: center; color: var(--muted); }

.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 12px;
  transition: transform .15s ease, border-color .15s ease;
  min-width: 0; /* 그리드 아이템이 내용보다 줄어들 수 있게 — 모바일 가로 오버플로우 방지 */
}
.card:hover { transform: translateY(-3px); border-color: var(--brand); }
.card-top { display: flex; justify-content: space-between; align-items: center; }
.tool { font-weight: 700; font-size: 18px; }
.chip {
  font-size: 12px; color: var(--muted); border: 1px solid var(--line);
  padding: 3px 10px; border-radius: 999px;
}
.card h2 { font-size: 17px; margin: 0; }
.desc { color: var(--muted); font-size: 14px; margin: 0; }

/* 데모 영상 자리 */
.demo {
  aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden;
  border: 1px dashed var(--line); background: #0c121d;
  display: flex; align-items: center; justify-content: center;
}
.demo video { width: 100%; height: 100%; object-fit: cover; display: block; }
.demo-ph { text-align: center; color: var(--muted); font-size: 13px; }
.demo-ph small { color: #6b7c93; }

/* perf 데모: 영상 대신 성능·부하 테스트 수치 + 그래프 */
.demo.is-perf {
  aspect-ratio: auto; display: block; border-style: solid;
  background: #0a0f18; text-align: left; overflow: hidden;
}
.perf { padding: 10px 12px; display: flex; flex-direction: column; gap: 10px; }
.perf-cap {
  display: flex; justify-content: space-between; align-items: baseline; gap: 8px;
  flex-wrap: wrap; font-size: 12px; font-weight: 600; color: var(--brand);
}
.perf-run { color: #6b7c93; font-weight: 500; font-size: 11px; }

/* 종합 판정 배지 */
.pverdict { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 10px; }
.pverdict.is-pass { background: rgba(31,157,87,.14); border: 1px solid var(--done); }
.pverdict.is-fail { background: rgba(214,69,69,.14); border: 1px solid #d64545; }
.pv-badge { font-size: 16px; font-weight: 800; letter-spacing: .02em; }
.is-pass .pv-badge { color: #57e08f; }
.is-fail .pv-badge { color: #ff7b7b; }
.pv-sub { font-size: 11px; color: var(--muted); }

/* 무엇을/왜/어떻게 */
.pwww { display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; margin: 0; font-size: 11px; }
.pwww dt { color: var(--brand); font-weight: 600; white-space: nowrap; }
.pwww dd { color: var(--muted); margin: 0; }

/* 근거 표준 칩 */
.pstd { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.pstd-h { font-size: 11px; color: var(--muted); }
.pstd-chip {
  font-size: 10px; color: var(--brand); border: 1px solid var(--line);
  background: rgba(91,140,255,.08); padding: 2px 8px; border-radius: 999px; cursor: help;
}

/* 기준별 통과/실패 + 표준 출처 */
.pchk { padding: 4px 0; font-size: 11px; border-bottom: 1px solid rgba(255,255,255,.04); }
.pchk:last-child { border-bottom: 0; }
.pchk-row { display: flex; align-items: center; gap: 8px; }
.pchk-m { width: 14px; font-weight: 800; }
.pchk.ok .pchk-m { color: #57e08f; }
.pchk.no .pchk-m { color: #ff7b7b; }
.pchk-n { flex: 1; color: var(--text); }
.pchk-v { color: var(--text); font-family: ui-monospace, monospace; }
.pchk-v i { color: var(--muted); font-style: normal; }
.pchk-std { margin-left: 22px; font-size: 10px; color: #6b7c93; }
.ptiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.ptile {
  background: rgba(255,255,255,.03); border: 1px solid var(--line);
  border-radius: 8px; padding: 7px 6px; text-align: center; min-width: 0;
}
.ptile b { display: block; font-size: 16px; color: var(--text); line-height: 1.2; }
.ptile span { font-size: 10px; color: var(--muted); }
.pblock-h { font-size: 11px; color: var(--muted); margin-bottom: 5px; }
.pbar { display: flex; align-items: center; gap: 8px; font-size: 11px; margin: 3px 0; }
.pbar-k { width: 30px; color: var(--muted); font-family: ui-monospace, monospace; }
.pbar-track { flex: 1; height: 8px; background: #11192a; border-radius: 999px; overflow: hidden; }
.pbar-fill { display: block; height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2)); }
.pbar-v { width: 52px; text-align: right; color: var(--text); font-family: ui-monospace, monospace; }
.pep { margin: 6px 0; color: var(--brand); }
.pep-top { display: flex; justify-content: space-between; gap: 8px; font-size: 11px; margin-bottom: 2px; }
.pep-top code { color: var(--text); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pep-top span { color: var(--muted); white-space: nowrap; }
.spark { display: block; width: 100%; height: 28px; }

.points { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0; list-style: none; }
.points li {
  font-size: 12px; color: var(--muted);
  background: rgba(255, 255, 255, .03); border: 1px solid var(--line);
  padding: 3px 9px; border-radius: 8px;
}

.card-foot {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-top: auto; padding-top: 6px;
}
.target { font-size: 13px; color: var(--muted); }
.status { font-size: 12px; font-weight: 600; padding: 2px 9px; border-radius: 999px; }
.st-done { color: #b8f3cf; background: rgba(31, 157, 87, .16); border: 1px solid var(--done); }
.st-stub { color: #f5dca0; background: rgba(200, 149, 27, .14); border: 1px solid var(--stub); }
.repo { margin-left: auto; color: var(--brand); text-decoration: none; font-size: 13px; font-weight: 600; }
.repo:hover { text-decoration: underline; }

.foot { text-align: center; color: #6b7c93; font-size: 13px; padding: 0 20px 48px; }

/* 반응형 */
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  .hero { padding-top: 44px; }
  .flow a { display: inline-block; margin: 6px 0 0; }
}