/* =========================================================
   아키루프 디자인 토큰
   ========================================================= */
:root {
  --paper: #edf0ec;      /* 도면 바탕 */
  --sheet: #f8f9f6;      /* 면 */
  --ink: #16212a;        /* 잉크 */
  --pencil: #5b6870;     /* 보조 글자 */
  --grid: #d3d9d4;       /* 선 */
  --loop: #2448e6;       /* 루프 블루 (주 강조) */
  --loop-soft: #dde4fb;  /* 루프 블루 옅은 면 */
  --urgent: #cf3a2c;     /* 마감 임박 전용 */
  --star: #c98a12;       /* 평점 */
  --font: "IBM Plex Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --wrap: 76rem;
  --measure: 42rem;
  --header-h: 3.75rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121a20;
    --sheet: #18222a;
    --ink: #e6ebe7;
    --pencil: #9aa7ae;
    --grid: #2c3943;
    --loop: #7d95ff;
    --loop-soft: #1f2a52;
    --urgent: #f07060;
    --star: #e8b04a;
    color-scheme: dark;
  }
}

/* ---------- 기본 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font); font-size: 1rem; line-height: 1.7;
  word-break: keep-all; overflow-wrap: anywhere;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--loop); }
p a, .prose a { text-decoration: underline; text-decoration-color: var(--loop); text-underline-offset: 0.2em; }
:focus-visible { outline: 2px solid var(--loop); outline-offset: 2px; }
button, input, select, textarea { font: inherit; color: inherit; }
img, svg { max-width: 100%; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1rem; }
@media (min-width: 48rem) { .wrap { padding: 0 1.75rem; } }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--sheet); padding: 0.5rem 1rem; z-index: 100; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--pencil); }
.num { font-variant-numeric: tabular-nums; }
[hidden] { display: none !important; }

/* ---------- 예시 데이터 안내 ---------- */
.demo-bar { background: var(--ink); color: var(--paper); font-size: 0.8125rem; }
.demo-bar .wrap { padding-top: 0.4rem; padding-bottom: 0.4rem; }
.demo-tag { display: inline-block; font-size: 0.6875rem; padding: 0 0.35rem; border: 1px solid var(--pencil); color: var(--pencil); line-height: 1.5; vertical-align: 0.1em; }

/* ---------- 헤더 ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--paper); border-bottom: 1px solid var(--grid); }
.site-header .wrap { display: flex; align-items: center; gap: 1.5rem; height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; font-size: 1.125rem; letter-spacing: -0.02em; flex: none; }
.brand-mark { width: 2rem; height: 1.25rem; color: var(--ink); }
.brand-en { font-weight: 500; font-size: 0.8125rem; color: var(--pencil); letter-spacing: 0; }
.main-nav { flex: 1; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.25rem; }
.main-nav a { display: block; padding: 0.4rem 0.75rem; font-size: 0.9688rem; color: var(--pencil); }
.main-nav a:hover { color: var(--ink); }
.main-nav a[aria-current="page"] { color: var(--ink); font-weight: 700; box-shadow: inset 0 -2px 0 var(--loop); }
.header-actions { display: flex; align-items: center; gap: 0.5rem; }
.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 2.5rem; height: 2.5rem; border: 1px solid transparent; background: none; cursor: pointer; color: var(--ink); }
.icon-btn:hover { border-color: var(--grid); color: var(--loop); }
.icon-btn svg { width: 1.25rem; height: 1.25rem; }

/* ---------- 모바일 하단 탭 ---------- */
.tabbar { display: none; }
@media (max-width: 47.99rem) {
  .main-nav { display: none; }
  .brand-en { display: none; }
  .site-header .wrap { justify-content: space-between; }
  body { padding-bottom: 4.25rem; }
  .tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr);
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    background: var(--sheet); border-top: 1px solid var(--grid);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .tabbar a { display: flex; flex-direction: column; align-items: center; gap: 0.15rem; padding: 0.5rem 0 0.45rem; font-size: 0.6875rem; color: var(--pencil); }
  .tabbar svg { width: 1.375rem; height: 1.375rem; }
  .tabbar a[aria-current="page"] { color: var(--loop); font-weight: 700; }
}

/* ---------- 버튼 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  min-height: 2.5rem; padding: 0 1rem; border: 1.5px solid var(--ink);
  background: var(--ink); color: var(--paper); font-weight: 500; font-size: 0.9375rem; cursor: pointer;
}
.btn:hover { background: var(--loop); border-color: var(--loop); color: #fff; }
.btn.line { background: transparent; color: var(--ink); }
.btn.line:hover { color: #fff; }
.btn.loop { background: var(--loop); border-color: var(--loop); color: #fff; }
.btn.loop:hover { filter: brightness(1.1); }
.btn.sm { min-height: 2rem; padding: 0 0.75rem; font-size: 0.875rem; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; }
.btn.wide { width: 100%; }

/* ---------- 칩·배지 ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.chip {
  display: inline-flex; align-items: center; min-height: 2rem; padding: 0 0.75rem;
  border: 1px solid var(--grid); background: transparent; font-size: 0.875rem; color: var(--pencil); cursor: pointer;
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip[aria-pressed="true"], .chip[aria-current="page"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.badge { display: inline-block; font-size: 0.75rem; line-height: 1.5; padding: 0 0.4rem; border: 1px solid var(--grid); color: var(--pencil); white-space: nowrap; }
.badge.role { border-color: var(--loop); color: var(--loop); }
.badge.pro { background: var(--loop); border-color: var(--loop); color: #fff; }
.badge.best { background: var(--loop-soft); border-color: var(--loop-soft); color: var(--loop); font-weight: 700; }
.badge.ok { border-color: var(--ink); color: var(--ink); }
.dday { display: inline-block; min-width: 3.25rem; text-align: center; font-size: 0.8125rem; font-weight: 700; padding: 0.05rem 0.4rem; border: 1.5px solid var(--ink); font-variant-numeric: tabular-nums; }
.dday.soon { border-color: var(--urgent); color: var(--urgent); }
.dday.today { background: var(--urgent); border-color: var(--urgent); color: #fff; }
.dday.past { border-color: var(--grid); color: var(--pencil); }
.stars { color: var(--star); font-weight: 700; font-variant-numeric: tabular-nums; }

/* ---------- 섹션 공통 ---------- */
.section { padding: 3.5rem 0; }
.section + .section { border-top: 1px solid var(--grid); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; }
.section-head h2 { margin: 0; font-size: 1.375rem; letter-spacing: -0.025em; }
.section-head .more { font-size: 0.875rem; color: var(--pencil); }
.section-head .more:hover { color: var(--loop); }
.section-lead { margin: -0.75rem 0 1.25rem; color: var(--pencil); font-size: 0.9375rem; }

.page-head { padding: 2.5rem 0 1.5rem; border-bottom: 1px solid var(--grid); }
.page-head h1 { margin: 0; font-size: clamp(1.625rem, 4vw, 2.25rem); line-height: 1.25; letter-spacing: -0.03em; }
.page-head p { margin: 0.5rem 0 0; color: var(--pencil); max-width: var(--measure); }
.page-head .row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem; }
.crumb { font-size: 0.8125rem; color: var(--pencil); margin-bottom: 0.75rem; }
.crumb a:hover { color: var(--loop); }

/* ---------- 입력 ---------- */
.field { display: grid; gap: 0.35rem; }
.field > span, .field > legend { font-size: 0.875rem; font-weight: 500; }
.field small { color: var(--pencil); font-size: 0.8125rem; }
.input, select.input, textarea.input {
  width: 100%; min-height: 2.5rem; padding: 0.45rem 0.75rem;
  background: var(--sheet); border: 1px solid var(--grid); border-radius: 0;
}
.input:focus { outline: none; border-color: var(--loop); box-shadow: 0 0 0 1px var(--loop); }
textarea.input { min-height: 10rem; resize: vertical; line-height: 1.6; }
.searchbox { position: relative; }
.searchbox svg { position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%); width: 1.1rem; height: 1.1rem; color: var(--pencil); pointer-events: none; }
.searchbox .input { padding-left: 2.4rem; }
.form-grid { display: grid; gap: 1.25rem; max-width: 44rem; }
.form-grid .two { display: grid; gap: 1rem; }
@media (min-width: 40rem) { .form-grid .two { grid-template-columns: 1fr 1fr; } }
fieldset.field { border: 0; margin: 0; padding: 0; }
.checks { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; }
.checks label { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.9375rem; }
.notice { border-left: 3px solid var(--loop); background: var(--sheet); padding: 0.75rem 1rem; font-size: 0.875rem; color: var(--pencil); }
.notice strong { color: var(--ink); }
.form-msg { margin-top: 0.75rem; }

/* =========================================================
   메인: 루프 히어로
   ========================================================= */
.hero {
  border-bottom: 1px solid var(--grid);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px; background-position: -1px -1px;
}
.hero .wrap { display: grid; gap: 2rem; padding-top: 3rem; padding-bottom: 3rem; }
@media (min-width: 64rem) { .hero .wrap { grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr); align-items: center; padding-top: 4.5rem; padding-bottom: 4.5rem; } }
.hero-copy { background: var(--paper); padding: 0.75rem 0; }
.hero h1 { margin: 0; font-size: clamp(2.125rem, 5.2vw, 3.5rem); line-height: 1.18; letter-spacing: -0.04em; }
.hero-copy > p { margin: 1rem 0 0; color: var(--pencil); font-size: 1.0625rem; max-width: 28rem; }
.hero-search { margin-top: 1.75rem; display: flex; max-width: 30rem; }
.hero-search .searchbox { flex: 1; }
.hero-search .input { min-height: 3rem; border-color: var(--ink); border-right: 0; }
.hero-search .btn { min-height: 3rem; }
.hero-hints { margin-top: 0.75rem; font-size: 0.8125rem; color: var(--pencil); }
.hero-hints a { margin-right: 0.75rem; text-decoration: underline; text-decoration-color: var(--grid); text-underline-offset: 0.2em; }

/* 루프 다이어그램: 모든 라벨은 루프 안쪽에 둔다 */
.loop-map { position: relative; aspect-ratio: 8 / 5; }
.loop-map > svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.loop-track { fill: var(--paper); stroke: var(--ink); stroke-width: 2; }
.loop-track-inner { fill: none; stroke: var(--grid); stroke-width: 1; stroke-dasharray: 2 6; }
.loop-flow { fill: none; stroke: var(--loop); stroke-width: 5; stroke-linecap: round; }
.loop-dot { fill: var(--loop); }
.loop-core { position: absolute; left: 50%; top: 47%; transform: translate(-50%, -50%); text-align: center; width: 9.5rem; }
.loop-core strong { display: block; font-size: 1.25rem; letter-spacing: -0.03em; }
.loop-core span { font-size: 0.75rem; color: var(--pencil); line-height: 1.4; display: block; }
.station { position: absolute; width: 0; height: 0; }
.station::before {
  content: ""; position: absolute; left: 0; top: 0; width: 1.1rem; height: 1.1rem; transform: translate(-50%, -50%);
  border: 3px solid var(--loop); background: var(--paper); border-radius: 50%;
}
.station .lbl { position: absolute; width: 12.5rem; display: block; }
.station b { display: block; font-size: 1.0625rem; letter-spacing: -0.02em; line-height: 1.3; }
.station small { display: block; font-size: 0.8125rem; color: var(--pencil); line-height: 1.45; margin-top: 0.15rem; }
.station:hover b, .station:focus-visible b { color: var(--loop); }
.station:hover::before { background: var(--loop); }
.st-community { left: 29.7%; top: 10%; }
.st-offices { left: 65.6%; top: 10%; }
.st-news { left: 6.25%; top: 50%; }
.st-market { left: 93.75%; top: 50%; }
.st-lab { left: 50%; top: 90%; }
.st-community .lbl, .st-offices .lbl { left: -0.3rem; top: 1rem; }
.st-offices .lbl { width: 9.5rem; }
.st-news .lbl { left: 1.1rem; top: -1.4rem; width: 9.5rem; }
.st-market .lbl { right: 1.1rem; top: -1.4rem; width: 9.5rem; text-align: right; }
.st-lab .lbl { left: 50%; bottom: 1rem; transform: translateX(-50%); text-align: center; width: 15rem; }
@media (prefers-reduced-motion: no-preference) {
  .loop-flow { stroke-dasharray: 1490; stroke-dashoffset: 1490; animation: loopdraw 2.4s 0.3s cubic-bezier(.45,.05,.25,1) forwards; }
  @keyframes loopdraw { to { stroke-dashoffset: 0; } }
}
@media (min-width: 40rem) and (max-width: 63.99rem) { .loop-map { max-width: 44rem; } }
@media (max-width: 39.99rem) {
  .loop-map { aspect-ratio: auto; padding: 0.25rem 0; }
  .loop-map > svg, .loop-core { display: none; }
  .loop-map::before {
    content: ""; position: absolute; left: 0.5rem; top: 1rem; bottom: 1rem; width: 1rem;
    border: 3px solid var(--loop); border-right: 0; border-radius: 1rem 0 0 1rem;
  }
  .station { position: relative; inset: auto; width: auto; height: auto; display: block; padding: 0.4rem 0 0.4rem 2rem; }
  .station::before { left: 0.6rem; top: 1.05rem; }
  .station .lbl { position: static; width: auto; transform: none; text-align: left !important; }
}

/* =========================================================
   메인 섹션
   ========================================================= */
.home-community { display: grid; gap: 2rem; }
@media (min-width: 64rem) { .home-community { grid-template-columns: minmax(0, 1fr) 20rem; } }
.lounge-list { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.lounge-list li { border-bottom: 1px solid var(--grid); }
.lounge-list a { display: flex; justify-content: space-between; gap: 1rem; padding: 0.75rem 0.25rem; }
.lounge-list b { font-weight: 500; }
.lounge-list small { color: var(--pencil); font-size: 0.8125rem; }

.dday-strip { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(15rem, 1fr); gap: 0; overflow-x: auto; border-top: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); scrollbar-width: thin; }
.dday-card { display: grid; gap: 0.4rem; align-content: start; padding: 1rem 1.25rem 1.1rem 0; }
.dday-card + .dday-card { padding-left: 1.25rem; border-left: 1px solid var(--grid); }
.dday-card b { font-size: 1rem; line-height: 1.4; letter-spacing: -0.01em; }
.dday-card:hover b { color: var(--loop); }
.dday-card small { color: var(--pencil); font-size: 0.8125rem; }

.split { display: grid; gap: 2.5rem; }
@media (min-width: 64rem) { .split { grid-template-columns: 1fr 1fr; } }

.law-list { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.law-list li { padding: 0.9rem 0; border-bottom: 1px solid var(--grid); }
.law-list .meta { font-size: 0.8125rem; color: var(--pencil); }
.law-list b { display: block; font-size: 1rem; margin: 0.15rem 0; }

.quick-find { display: grid; gap: 0.5rem; grid-template-columns: 1fr 1fr; margin-bottom: 1.25rem; }
@media (min-width: 48rem) { .quick-find { grid-template-columns: 1fr 1fr auto; max-width: 36rem; } }

/* ---------- 썸네일 도면 ---------- */
.draw { display: block; width: 100%; height: auto; background: var(--sheet); border: 1px solid var(--grid); color: var(--ink); }
.draw .fill { fill: var(--loop-soft); }
.draw .accent { stroke: var(--loop); }
.draw .thin { stroke: var(--grid); }

/* ---------- 사무소 카드 (목록 공통) ---------- */
.office-cards { display: grid; gap: 1.25rem; }
@media (min-width: 40rem) { .office-cards.grid3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64rem) { .office-cards.grid3 { grid-template-columns: repeat(3, 1fr); } }
.office-card { display: grid; gap: 0.6rem; align-content: start; }
.office-card .draw { aspect-ratio: 16 / 10; }
.office-card h3 { margin: 0; font-size: 1.0625rem; letter-spacing: -0.02em; }
.office-card:hover h3 { color: var(--loop); }
.office-card .line1 { display: flex; flex-wrap: wrap; gap: 0.25rem 0.75rem; font-size: 0.875rem; color: var(--pencil); align-items: center; }
.office-card .recent { font-size: 0.875rem; }

/* =========================================================
   커뮤니티
   ========================================================= */
.community-layout { display: grid; gap: 2rem; padding: 1.75rem 0 4rem; }
@media (min-width: 56rem) { .community-layout { grid-template-columns: 13rem minmax(0, 1fr); } }
@media (min-width: 76rem) { .community-layout { grid-template-columns: 13rem minmax(0, 1fr) 17rem; } }
.side-block h2 { font-size: 0.875rem; margin: 0 0 0.5rem; color: var(--pencil); font-weight: 500; }
.board-nav { list-style: none; margin: 0; padding: 0; }
.board-nav a { display: block; padding: 0.45rem 0.6rem; border-left: 2px solid transparent; font-size: 0.9375rem; }
.board-nav a small { display: block; font-size: 0.75rem; color: var(--pencil); line-height: 1.4; }
.board-nav a[aria-current="page"] { border-left-color: var(--loop); background: var(--sheet); font-weight: 700; }
@media (max-width: 55.99rem) {
  .community-side { order: -1; }
  .board-nav { display: flex; gap: 0.375rem; overflow-x: auto; padding-bottom: 0.25rem; }
  .board-nav a { white-space: nowrap; border: 1px solid var(--grid); padding: 0.3rem 0.75rem; font-size: 0.875rem; }
  .board-nav a small { display: none; }
  .board-nav a[aria-current="page"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
  .community-side .side-block + .side-block { display: none; }
}
.side-block + .side-block { margin-top: 1.75rem; }
.side-note { font-size: 0.8125rem; color: var(--pencil); line-height: 1.6; }
.side-note ul { margin: 0.25rem 0 0; padding-left: 1.1rem; }

.board-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 0.75rem; margin-bottom: 1rem; }
.board-head h1 { margin: 0; font-size: 1.625rem; letter-spacing: -0.03em; }
.board-head p { margin: 0.15rem 0 0; color: var(--pencil); font-size: 0.875rem; }
.toolbar { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; justify-content: space-between; padding: 0.75rem 0; border-top: 1.5px solid var(--ink); border-bottom: 1px solid var(--grid); }
.sort-tabs { display: flex; gap: 0; }
.sort-tabs button { background: none; border: 0; padding: 0.35rem 0.7rem; color: var(--pencil); cursor: pointer; font-size: 0.9375rem; }
.sort-tabs button[aria-pressed="true"] { color: var(--ink); font-weight: 700; box-shadow: inset 0 -2px 0 var(--loop); }
.toolbar .searchbox { flex: 1; min-width: 12rem; max-width: 18rem; }
.toolbar .searchbox .input { min-height: 2.25rem; }
.tag-row { padding: 0.75rem 0; }

.post-rows { list-style: none; margin: 0; padding: 0; }
.post-row { display: grid; grid-template-columns: 3.25rem minmax(0, 1fr); gap: 0.75rem; padding: 0.85rem 0; border-bottom: 1px solid var(--grid); }
.vote-col { display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 0.875rem; font-weight: 700; color: var(--pencil); font-variant-numeric: tabular-nums; line-height: 1.2; }
.vote-col svg { width: 0.9rem; height: 0.9rem; color: var(--loop); }
.post-row.is-best .vote-col { color: var(--loop); }
.post-main a.title { font-size: 1rem; font-weight: 500; line-height: 1.45; }
.post-main a.title:hover { color: var(--loop); }
.post-main .cmt { color: var(--loop); font-weight: 700; font-size: 0.875rem; margin-left: 0.25rem; }
.post-main .meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.25rem 0.6rem; margin-top: 0.3rem; font-size: 0.8125rem; color: var(--pencil); }
.post-main .tagname { color: var(--ink); font-weight: 500; }
.empty { padding: 2.5rem 0; text-align: center; color: var(--pencil); }

.rank-list { list-style: none; margin: 0; padding: 0; counter-reset: rank; border-top: 1.5px solid var(--ink); }
.rank-list li { counter-increment: rank; display: grid; grid-template-columns: 1.5rem 1fr; gap: 0.5rem; padding: 0.6rem 0; border-bottom: 1px solid var(--grid); font-size: 0.9063rem; line-height: 1.45; }
.rank-list li::before { content: counter(rank); font-weight: 700; color: var(--loop); font-variant-numeric: tabular-nums; }
.rank-list a:hover { color: var(--loop); }
.rank-list small { display: block; color: var(--pencil); font-size: 0.75rem; }

/* 글 상세 */
.post-wrap { max-width: 48rem; padding: 1.5rem 0 4rem; }
.post-head { padding-bottom: 1.25rem; border-bottom: 1px solid var(--grid); }
.post-head h1 { margin: 0.5rem 0 0.75rem; font-size: clamp(1.375rem, 3.5vw, 1.875rem); line-height: 1.35; letter-spacing: -0.03em; }
.post-head .meta { display: flex; flex-wrap: wrap; gap: 0.35rem 0.75rem; align-items: center; font-size: 0.875rem; color: var(--pencil); }
.post-body { padding: 1.5rem 0; font-size: 1.0625rem; line-height: 1.85; white-space: pre-line; }
.post-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; padding: 1rem 0; border-top: 1px solid var(--grid); border-bottom: 1.5px solid var(--ink); }
.vote-btn { display: inline-flex; align-items: center; gap: 0.35rem; min-height: 2.5rem; padding: 0 1rem; border: 1.5px solid var(--loop); background: transparent; color: var(--loop); font-weight: 700; cursor: pointer; font-variant-numeric: tabular-nums; }
.vote-btn[aria-pressed="true"] { background: var(--loop); color: #fff; }
.vote-btn svg { width: 1rem; height: 1rem; }
.comments h2 { font-size: 1.0625rem; margin: 1.75rem 0 0.5rem; }
.comment { padding: 0.9rem 0; border-bottom: 1px solid var(--grid); }
.comment .who { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; font-size: 0.875rem; }
.comment .who b { font-weight: 700; }
.comment p { margin: 0.35rem 0 0.25rem; }
.comment .c-actions { font-size: 0.8125rem; color: var(--pencil); display: flex; gap: 0.75rem; }
.comment .replies { margin-top: 0.5rem; padding-left: 1rem; border-left: 2px solid var(--grid); }
.comment.accepted { background: var(--loop-soft); padding-left: 0.75rem; padding-right: 0.75rem; border-bottom-color: var(--loop-soft); }
.comment-form { margin-top: 1.25rem; display: grid; gap: 0.5rem; }
.comment-form textarea.input { min-height: 5.5rem; }

/* =========================================================
   사무소 찾기
   ========================================================= */
.finder-bar { display: grid; gap: 0.75rem; padding: 1rem 0; border-bottom: 1px solid var(--grid); }
@media (min-width: 56rem) { .finder-bar { grid-template-columns: minmax(0, 1.4fr) 10rem 10rem auto; align-items: center; } }
.finder-chips { padding: 0.75rem 0; border-bottom: 1px solid var(--grid); }
.finder { display: grid; gap: 0; }
@media (min-width: 56rem) { .finder { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); } }
.finder-list { padding: 0.5rem 1.5rem 3rem 0; }
@media (max-width: 55.99rem) { .finder-list { padding-right: 0; } }
.finder-count { font-size: 0.875rem; color: var(--pencil); padding: 0.75rem 0; display: flex; justify-content: space-between; align-items: center; }
.office-row { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--grid); cursor: pointer; }
.office-row .draw { aspect-ratio: 4 / 3; }
.office-row h3 { margin: 0; font-size: 1.0625rem; letter-spacing: -0.02em; }
.office-row h3 a:hover { color: var(--loop); }
.office-row .line1 { display: flex; flex-wrap: wrap; gap: 0.2rem 0.6rem; font-size: 0.8125rem; color: var(--pencil); margin: 0.2rem 0 0.4rem; align-items: center; }
.office-row .recent { font-size: 0.875rem; margin-top: 0.4rem; }
.office-row.is-active { background: var(--sheet); box-shadow: inset 3px 0 0 var(--loop); padding-left: 0.75rem; }
.finder-map { position: relative; border-left: 1px solid var(--grid); }
.finder-map .map { position: sticky; top: var(--header-h); height: calc(100vh - var(--header-h)); min-height: 28rem; }
@media (max-width: 55.99rem) {
  .finder-map { order: -1; border-left: 0; }
  .finder-map .map { position: relative; top: 0; height: 18rem; min-height: 0; }
}
.map { background: var(--sheet); }
.map-fallback { width: 100%; height: 100%; display: block; }
.map-fallback text { font-size: 11px; fill: var(--ink); font-family: var(--font); }
.map-fallback .pt { fill: var(--loop); stroke: var(--paper); stroke-width: 2; cursor: pointer; }
.map-fallback .pt.off { fill: var(--pencil); }
.map-note { position: absolute; left: 0.75rem; bottom: 0.75rem; z-index: 500; background: var(--sheet); border: 1px solid var(--grid); font-size: 0.75rem; padding: 0.25rem 0.5rem; color: var(--pencil); }
.pin { width: 1.25rem; height: 1.25rem; border-radius: 50%; background: var(--loop); border: 3px solid #fff; box-shadow: 0 0 0 1.5px var(--loop); }
.pin.is-active { background: var(--urgent); box-shadow: 0 0 0 1.5px var(--urgent); }
.leaflet-container { font-family: var(--font) !important; }
.leaflet-popup-content { margin: 0.6rem 0.8rem !important; font-size: 0.8125rem; line-height: 1.5; }
.leaflet-popup-content b { font-size: 0.9375rem; }

/* 사무소 상세 */
.office-hero { display: grid; gap: 1.5rem; padding: 2rem 0; border-bottom: 1px solid var(--grid); }
@media (min-width: 56rem) { .office-hero { grid-template-columns: minmax(0, 1fr) 20rem; align-items: end; } }
.office-hero h1 { margin: 0.25rem 0 0.5rem; font-size: clamp(1.625rem, 4vw, 2.375rem); letter-spacing: -0.035em; line-height: 1.2; }
.office-hero .facts { display: flex; flex-wrap: wrap; gap: 0.3rem 1rem; color: var(--pencil); font-size: 0.9375rem; }
.office-actions { display: grid; gap: 0.5rem; }
.office-body { display: grid; gap: 2.5rem; padding: 2rem 0 4rem; }
@media (min-width: 56rem) { .office-body { grid-template-columns: minmax(0, 1fr) 20rem; } }
.office-body h2 { font-size: 1.1875rem; margin: 0 0 1rem; letter-spacing: -0.02em; }
.office-body section + section { margin-top: 2.75rem; }
.works { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr)); }
.work .draw { aspect-ratio: 4 / 3; }
.work b { display: block; margin-top: 0.5rem; font-size: 0.9688rem; }
.work small { color: var(--pencil); font-size: 0.8125rem; }
.score-box { border: 1.5px solid var(--ink); background: var(--sheet); padding: 1.25rem; }
.score-big { display: flex; align-items: baseline; gap: 0.5rem; }
.score-big strong { font-size: 2.5rem; line-height: 1; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.score-rows { margin-top: 1rem; display: grid; gap: 0.5rem; }
.score-row { display: grid; grid-template-columns: 4.5rem 1fr 2.25rem; gap: 0.5rem; align-items: center; font-size: 0.8125rem; }
.score-row .bar { height: 0.4rem; background: var(--grid); }
.score-row .bar span { display: block; height: 100%; background: var(--loop); }
.score-row .num { text-align: right; }
.review { padding: 1rem 0; border-bottom: 1px solid var(--grid); }
.review .who { display: flex; flex-wrap: wrap; gap: 0.4rem 0.6rem; align-items: center; font-size: 0.875rem; }
.review p { margin: 0.4rem 0 0; }
.mini-map { height: 14rem; border: 1px solid var(--grid); }
.rating-input { display: flex; gap: 0.25rem; }
.rating-input button { width: 2.25rem; height: 2.25rem; border: 1px solid var(--grid); background: var(--sheet); cursor: pointer; font-size: 1.1rem; color: var(--grid); }
.rating-input button[aria-pressed="true"] { color: var(--star); border-color: var(--star); }

/* =========================================================
   마켓
   ========================================================= */
.market-layout { display: grid; gap: 2rem; padding: 1.75rem 0 4rem; }
@media (min-width: 56rem) { .market-layout { grid-template-columns: 13rem minmax(0, 1fr); } }
@media (max-width: 55.99rem) {
  .cat-nav { display: flex; gap: 0.375rem; overflow-x: auto; }
  .cat-nav button { white-space: nowrap; border: 1px solid var(--grid) !important; }
  .market-side .side-block + .side-block { display: none; }
}
.cat-nav button { display: block; width: 100%; text-align: left; background: none; border: 0; border-left: 2px solid transparent; padding: 0.45rem 0.6rem; font-size: 0.9375rem; cursor: pointer; color: var(--ink); }
.cat-nav button[aria-pressed="true"] { border-left-color: var(--loop); background: var(--sheet); font-weight: 700; }
@media (max-width: 55.99rem) { .cat-nav button[aria-pressed="true"] { background: var(--ink); color: var(--paper); } }
.product-grid { display: grid; gap: 1.75rem 1.25rem; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 1.25rem; }
@media (min-width: 64rem) { .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 80rem) { .product-grid.wide4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.product { display: grid; gap: 0.35rem; align-content: start; }
.product .thumb { position: relative; }
.product .draw { aspect-ratio: 4 / 3; }
.product .formats { position: absolute; left: 0.5rem; top: 0.5rem; display: flex; gap: 0.25rem; flex-wrap: wrap; }
.product .formats span { font-size: 0.6875rem; font-weight: 700; background: var(--ink); color: var(--paper); padding: 0 0.3rem; }
.product h3 { margin: 0.35rem 0 0; font-size: 0.9688rem; font-weight: 500; line-height: 1.45; letter-spacing: -0.01em; }
.product:hover h3 { color: var(--loop); }
.product .price { font-size: 1.0625rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.product .price.free { color: var(--loop); }
.product .sub { font-size: 0.8125rem; color: var(--pencil); display: flex; flex-wrap: wrap; gap: 0.2rem 0.5rem; align-items: center; }

.product-page { display: grid; gap: 2rem; padding: 2rem 0 4rem; }
@media (min-width: 56rem) { .product-page { grid-template-columns: minmax(0, 1fr) 22rem; align-items: start; } }
.product-page .draw { aspect-ratio: 4 / 3; }
.buy-box { border: 1.5px solid var(--ink); background: var(--sheet); padding: 1.25rem; display: grid; gap: 0.9rem; }
@media (min-width: 56rem) { .buy-box { position: sticky; top: calc(var(--header-h) + 1rem); } }
.buy-box h1 { margin: 0; font-size: 1.375rem; line-height: 1.35; letter-spacing: -0.025em; }
.buy-box .price { font-size: 1.625rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.seller { display: flex; align-items: center; gap: 0.6rem; padding-top: 0.9rem; border-top: 1px solid var(--grid); font-size: 0.875rem; }
.avatar { width: 2.25rem; height: 2.25rem; border-radius: 50%; background: var(--loop-soft); color: var(--loop); display: grid; place-items: center; font-weight: 700; flex: none; }
.spec { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.spec th, .spec td { text-align: left; padding: 0.55rem 0; border-bottom: 1px solid var(--grid); vertical-align: top; }
.spec th { width: 6rem; color: var(--pencil); font-weight: 400; }

/* =========================================================
   소식
   ========================================================= */
.news-tabs { position: sticky; top: var(--header-h); z-index: 20; background: var(--paper); border-bottom: 1px solid var(--grid); }
.news-tabs .chips { padding: 0.75rem 0; flex-wrap: nowrap; overflow-x: auto; }
.news-layout { display: grid; gap: 2.5rem; padding: 1.5rem 0 4rem; }
@media (min-width: 64rem) { .news-layout { grid-template-columns: minmax(0, 1fr) 19rem; } }
.news-group h2 { font-size: 0.9375rem; color: var(--pencil); font-weight: 500; margin: 1.75rem 0 0; padding-bottom: 0.5rem; border-bottom: 1.5px solid var(--ink); }
.news-group:first-child h2 { margin-top: 0; }
.news-item { display: grid; grid-template-columns: 4.25rem minmax(0, 1fr); gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--grid); }
.news-item .when { text-align: center; }
.news-item .when .date { display: block; font-size: 0.75rem; color: var(--pencil); margin-top: 0.3rem; font-variant-numeric: tabular-nums; }
.news-item .kind { font-size: 0.8125rem; color: var(--loop); font-weight: 700; }
.news-item h3 { margin: 0.1rem 0 0.25rem; font-size: 1.0625rem; line-height: 1.4; letter-spacing: -0.015em; }
.news-item p { margin: 0; color: var(--pencil); font-size: 0.9375rem; }
.news-item .facts { display: flex; flex-wrap: wrap; gap: 0.2rem 0.9rem; font-size: 0.8125rem; color: var(--pencil); margin-top: 0.4rem; }
.news-item ul { margin: 0.5rem 0 0; padding-left: 1.1rem; font-size: 0.9375rem; }
.subscribe { border: 1.5px solid var(--ink); background: var(--sheet); padding: 1.25rem; display: grid; gap: 0.75rem; }
.subscribe h2 { margin: 0; font-size: 1.0625rem; }
.subscribe p { margin: 0; font-size: 0.875rem; color: var(--pencil); }

/* 월간 달력 */
.cal { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: 0.8125rem; font-variant-numeric: tabular-nums; }
.cal caption { text-align: left; font-weight: 700; font-size: 0.9375rem; padding-bottom: 0.5rem; }
.cal th { font-weight: 400; color: var(--pencil); padding: 0.25rem 0; }
.cal td { text-align: center; padding: 0.3rem 0; position: relative; height: 2.1rem; border-top: 1px solid var(--grid); }
.cal td.today b { background: var(--ink); color: var(--paper); padding: 0.05rem 0.35rem; }
.cal td.has::after { content: ""; position: absolute; left: 50%; bottom: 0.2rem; width: 0.3rem; height: 0.3rem; margin-left: -0.15rem; border-radius: 50%; background: var(--loop); }
.cal td.has.urgent::after { background: var(--urgent); }
.cal td.out { color: var(--grid); }

/* 본문(가이드 글) */
.prose { max-width: var(--measure); padding: 2rem 0 4rem; font-size: 1.0625rem; line-height: 1.8; }
.prose h2 { font-size: 1.3125rem; margin: 2.25rem 0 0.75rem; padding-top: 1rem; border-top: 1px solid var(--grid); letter-spacing: -0.02em; }
.prose p, .prose ul, .prose ol { margin: 0 0 1.1rem; }
.prose code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.9em; background: var(--sheet); border: 1px solid var(--grid); padding: 0.1em 0.35em; }
.prose pre { background: var(--sheet); border: 1px solid var(--grid); border-left: 3px solid var(--loop); padding: 1rem; overflow-x: auto; }
.prose pre code { border: 0; padding: 0; background: none; }
.prose blockquote { margin: 2rem 0; padding: 0.75rem 1rem; border-left: 3px solid var(--loop); background: var(--sheet); color: var(--pencil); font-size: 0.9375rem; }
.prose blockquote p { margin: 0; }
.prose .table-wrap { overflow-x: auto; margin-bottom: 1.25rem; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; border-top: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); }
.prose th, .prose td { text-align: left; padding: 0.55rem 0.6rem; border-top: 1px solid var(--grid); }
.prose th { border-top: 0; }

/* =========================================================
   랩
   ========================================================= */
.lab-list { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.lab-item { display: grid; grid-template-columns: 3rem minmax(0, 1fr) auto; gap: 1rem; align-items: center; padding: 1.25rem 0; border-bottom: 1px solid var(--grid); }
.lab-item .glyph { width: 3rem; height: 3rem; border: 1.5px solid var(--ink); display: grid; place-items: center; color: var(--ink); }
.lab-item .glyph svg { width: 1.5rem; height: 1.5rem; }
.lab-item.live .glyph { background: var(--loop); border-color: var(--loop); color: #fff; }
.lab-item h3 { margin: 0; font-size: 1.0625rem; letter-spacing: -0.02em; }
.lab-item p { margin: 0.15rem 0 0; color: var(--pencil); font-size: 0.9063rem; }
@media (max-width: 39.99rem) { .lab-item { grid-template-columns: 2.5rem minmax(0, 1fr); } .lab-item .glyph { width: 2.5rem; height: 2.5rem; } .lab-item > :last-child { grid-column: 2; justify-self: start; } }
.calc { display: grid; gap: 2rem; padding: 2rem 0 4rem; }
@media (min-width: 56rem) { .calc { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; } }
.calc-inputs { display: grid; gap: 1rem; }
.calc-inputs .unit { position: relative; }
.calc-inputs .unit .input { padding-right: 2.5rem; font-variant-numeric: tabular-nums; }
.calc-inputs .unit i { position: absolute; right: 0.75rem; top: 50%; transform: translateY(-50%); font-style: normal; color: var(--pencil); font-size: 0.875rem; }
.calc-out { border: 1.5px solid var(--ink); background: var(--sheet); }
.calc-out .row { display: grid; grid-template-columns: 1fr auto; gap: 1rem; padding: 0.9rem 1.25rem; border-bottom: 1px solid var(--grid); align-items: baseline; }
.calc-out .row:last-child { border-bottom: 0; }
.calc-out .label { font-size: 0.9375rem; }
.calc-out .label small { display: block; color: var(--pencil); font-size: 0.8125rem; }
.calc-out .val { font-size: 1.375rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.calc-out .verdict { font-size: 0.8125rem; font-weight: 700; display: block; text-align: right; }
.calc-out .verdict.pass { color: var(--loop); }
.calc-out .verdict.fail { color: var(--urgent); }
.meter { height: 0.5rem; background: var(--grid); margin-top: 0.4rem; position: relative; }
.meter span { position: absolute; left: 0; top: 0; bottom: 0; background: var(--loop); max-width: 100%; }
.meter.over span { background: var(--urgent); }

/* 검색 */
.search-results section { margin-top: 2rem; }
.search-results h2 { font-size: 1rem; margin: 0 0 0.25rem; padding-bottom: 0.5rem; border-bottom: 1.5px solid var(--ink); }
.search-results ul { list-style: none; margin: 0; padding: 0; }
.search-results li a { display: block; padding: 0.75rem 0; border-bottom: 1px solid var(--grid); }
.search-results li a:hover b { color: var(--loop); }
.search-results li small { display: block; color: var(--pencil); font-size: 0.8125rem; }
mark { background: var(--loop-soft); color: inherit; }

/* ---------- 푸터 ---------- */
.site-footer { border-top: 1.5px solid var(--ink); padding: 2rem 0 2.5rem; font-size: 0.8125rem; color: var(--pencil); }
.site-footer .wrap { display: grid; gap: 1rem; }
@media (min-width: 48rem) { .site-footer .wrap { grid-template-columns: 1fr auto; } }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; }
.site-footer a:hover { color: var(--loop); }

/* 토스트 */
.toast {
  position: fixed; left: 50%; bottom: 1.5rem; transform: translate(-50%, 1rem); z-index: 200;
  max-width: min(32rem, calc(100% - 2rem)); background: var(--ink); color: var(--paper);
  padding: 0.75rem 1rem; font-size: 0.875rem; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
@media (max-width: 47.99rem) { .toast { bottom: 5.25rem; } }

/* 그리드 자식이 내용 때문에 넓어지지 않도록 */
.community-layout > *, .market-layout > *, .news-layout > *, .finder > *, .office-body > *,
.product-page > *, .home-community > *, .split > *, .hero .wrap > * { min-width: 0; }
@media (max-width: 47.99rem) { .tag-row, .finder-chips { flex-wrap: nowrap; overflow-x: auto; } .tag-row .chip, .finder-chips .chip { white-space: nowrap; } }
/* 대체 지도: 이름은 선택한 곳만 */
.map-fallback text { display: none; }
.map-fallback g.on text { display: block; font-weight: 700; }
.map-fallback g.on .pt { fill: var(--urgent); }

/* =========================================================
   v0.3 하위 사이트 테마: data-site 가 붙은 요소는 그 사이트 색을 쓴다
   ========================================================= */
[data-site="community"] { --loop: #2448e6; --loop-soft: #dde4fb; }
[data-site="offices"]   { --loop: #0b7f66; --loop-soft: #d2ede5; }
[data-site="market"]    { --loop: #6a3fd6; --loop-soft: #e7dffa; }
[data-site="news"]      { --loop: #965f00; --loop-soft: #f3e5c6; }
[data-site="lab"]       { --loop: #16212a; --loop-soft: #dfe4e1; }
@media (prefers-color-scheme: dark) {
  [data-site="community"] { --loop: #7d95ff; --loop-soft: #1f2a52; }
  [data-site="offices"]   { --loop: #3cc7a4; --loop-soft: #12352d; }
  [data-site="market"]    { --loop: #a98cff; --loop-soft: #2b2150; }
  [data-site="news"]      { --loop: #e2a83a; --loop-soft: #3a2c10; }
  [data-site="lab"]       { --loop: #e6ebe7; --loop-soft: #2c3943; }
}
.btn.accent { background: var(--loop); border-color: var(--loop); color: #fff; }
@media (prefers-color-scheme: dark) { .btn.accent, .btn.loop, .badge.pro { color: #10171c; } }

/* ---------- 상단: 사이트 전환 ---------- */
.switcher { flex: 1; }
.switcher ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.15rem; }
.switcher a { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.4rem 0.7rem; font-size: 0.9375rem; color: var(--pencil); border-radius: 999px; transition: background-color .2s, color .2s; }
.switcher a:hover { color: var(--ink); background: var(--loop-soft); }
.switcher a[aria-current="page"] { color: var(--ink); font-weight: 700; background: var(--loop-soft); }
.dot { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--loop); flex: none; transition: transform .25s; }
.switcher a:hover .dot { transform: scale(1.5); }
.install-btn span { white-space: nowrap; }
@media (display-mode: standalone) { .install-btn { display: none !important; } }
@media (max-width: 47.99rem) {
  .switcher { display: none; }
  .install-btn span { display: none; }
  .install-btn { padding: 0 0.6rem; }
}

/* ---------- 하위 사이트 밴드 ---------- */
.subsite { background: var(--loop); color: #fff; view-transition-name: subsite; }
@media (prefers-color-scheme: dark) { .subsite { color: #10171c; } }
.subsite .wrap { display: flex; align-items: center; gap: 1.5rem; min-height: 3.75rem; }
.subsite-name { display: flex; align-items: baseline; gap: 0.6rem; font-size: 1.25rem; font-weight: 700; letter-spacing: -0.03em; color: inherit; flex: none; }
.subsite-name:hover { color: inherit; }
.subsite-name small { font-size: 0.75rem; font-weight: 500; opacity: 0.75; letter-spacing: 0.02em; }
.subsite-no { font-size: 0.75rem; font-weight: 700; border: 1.5px solid currentColor; padding: 0 0.35rem; border-radius: 0.25rem; transform: translateY(-0.15rem); }
.subnav { display: flex; gap: 0.25rem; flex: 1; overflow-x: auto; scrollbar-width: none; }
.subnav::-webkit-scrollbar { display: none; }
.subnav a { position: relative; color: inherit; opacity: 0.78; font-size: 0.9375rem; padding: 0.4rem 0.65rem; white-space: nowrap; }
.subnav a:hover { color: inherit; opacity: 1; }
.subnav a::after { content: ""; position: absolute; left: 0.65rem; right: 0.65rem; bottom: 0.1rem; height: 2px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .3s cubic-bezier(.2,.8,.2,1); }
.subnav a:hover::after, .subnav a[aria-current="page"]::after { transform: scaleX(1); }
.subnav a[aria-current="page"] { opacity: 1; font-weight: 700; }
.subsite .subsite-cta { background: #fff; border-color: #fff; color: var(--loop); flex: none; }
.subsite .subsite-cta:hover { background: var(--ink); border-color: var(--ink); color: #fff; }
@media (prefers-color-scheme: dark) { .subsite .subsite-cta { background: #10171c; border-color: #10171c; color: var(--loop); } }
@media (max-width: 47.99rem) {
  .subsite .wrap { flex-wrap: wrap; gap: 0.25rem 0.75rem; padding-top: 0.6rem; padding-bottom: 0.35rem; }
  .subsite-name { flex: 1; font-size: 1.125rem; }
  .subnav { order: 3; flex-basis: 100%; margin: 0 -0.65rem; }
  .tabbar a[aria-current="page"] { color: var(--loop); }
}

/* ---------- 미세한 움직임 ---------- */
@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .22s; }
.btn, .chip, .icon-btn { transition: background-color .18s, border-color .18s, color .18s, transform .12s; }
.btn:active, .chip:active { transform: scale(0.97); }
.post-row, .office-row, .news-item, .lab-item { transition: background-color .2s, box-shadow .25s; }
.post-row:hover, .news-item:hover, .lab-item:hover { background: linear-gradient(90deg, var(--loop-soft), transparent 70%); box-shadow: inset 3px 0 0 var(--loop); }
.office-row:hover { box-shadow: inset 3px 0 0 var(--loop); }
.product .draw, .office-card .draw, .work .draw { transition: transform .35s cubic-bezier(.2,.8,.2,1), border-color .2s; }
.product:hover .draw, .office-card:hover .draw { transform: translateY(-3px); border-color: var(--loop); }
.draw .fill { transition: fill .3s; }
.product:hover .draw .fill, .office-row:hover .draw .fill { fill: var(--loop); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  @view-transition { navigation: none; }
}

/* =========================================================
   목차 메인
   ========================================================= */
@property --fill { syntax: "<percentage>"; inherits: false; initial-value: 0%; }
.toc { padding: 1.5rem 0 3rem; }
.toc-main {
  position: relative; display: grid; gap: 1.5rem; padding: 2rem 1.5rem; overflow: hidden;
  border: 1.5px solid var(--ink); border-radius: 1.25rem; background-color: var(--sheet);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px; background-position: -1px -1px;
}
@media (min-width: 56rem) { .toc-main { grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr); align-items: center; padding: 2.5rem 3rem; min-height: 21rem; } }
.toc-copy { position: relative; z-index: 1; }
.toc-copy .eyebrow { font-size: 0.875rem; color: var(--pencil); margin: 0 0 0.75rem; }
.toc-copy h1 { margin: 0; font-size: clamp(2rem, 4.6vw, 3.25rem); line-height: 1.15; letter-spacing: -0.045em; }
.toc-copy > p { margin: 0.9rem 0 0; color: var(--pencil); max-width: 30rem; }
.toc-copy .hero-search { margin-top: 1.5rem; }
.toc-today { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 0.5rem; padding-top: 1.25rem; border-top: 1px solid var(--grid); position: relative; z-index: 1; }
.toc-today a { display: inline-flex; align-items: center; gap: 0.45rem; font-size: 0.875rem; padding: 0.3rem 0.75rem 0.3rem 0.5rem; border: 1px solid var(--grid); border-radius: 999px; background: var(--sheet); transition: border-color .2s, transform .2s; }
.toc-today a:hover { border-color: var(--loop); color: var(--ink); transform: translateY(-1px); }
.toc-today b { font-weight: 700; color: var(--loop); }

.toc-loop { position: relative; width: 100%; max-width: 30rem; justify-self: center; }
.toc-loop svg { width: 100%; height: auto; display: block; overflow: visible; }
.toc-loop .track { fill: var(--sheet); stroke: var(--ink); stroke-width: 2; }
.toc-loop .lane { fill: none; stroke: var(--grid); stroke-dasharray: 2 6; }
.toc-loop .runner { fill: var(--ink); }
.toc-loop .stop circle { stroke-width: 3.5; fill: var(--sheet); stroke: var(--loop); transition: r .25s; }
.toc-loop .stop text { font: 700 13px var(--font); fill: var(--ink); }
.toc-loop .stop:hover circle { fill: var(--loop); }
.toc-loop .core { font: 700 22px var(--font); fill: var(--ink); letter-spacing: -0.03em; }
.toc-loop .core-sub { font: 400 12px var(--font); fill: var(--pencil); }
@media (prefers-reduced-motion: no-preference) {
  .toc-loop .track { stroke-dasharray: 1500; stroke-dashoffset: 1500; animation: loopdraw 1.6s .15s cubic-bezier(.45,.05,.25,1) forwards; }
  .toc-loop .stop { opacity: 0; animation: pop .45s both; animation-delay: calc(1.1s + var(--i) * 0.12s); transform-box: fill-box; transform-origin: center; }
  @keyframes pop { from { opacity: 0; transform: scale(.4); } to { opacity: 1; transform: none; } }
}
@media (max-width: 55.99rem) { .toc-loop { display: none; } }

/* 네 개의 세로 패널 */
.toc-panels { display: flex; gap: 1rem; margin-top: 1rem; height: clamp(27rem, 60vh, 36rem); }
.panel {
  --fill: 0%;
  flex: 1 1 0; min-width: 0; position: relative; overflow: hidden;
  display: flex; flex-direction: column; padding: 1.5rem 1.4rem 1.25rem;
  border: 1.5px solid var(--ink); border-radius: 1.1rem;
  background: linear-gradient(to top, var(--loop-soft) var(--fill), var(--sheet) var(--fill));
  transition: flex-grow .6s cubic-bezier(.2,.8,.2,1), --fill .6s cubic-bezier(.2,.8,.2,1), border-color .3s, transform .3s;
}
.panel::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 6px; background: var(--loop); }
.toc-panels:hover .panel { flex-grow: 0.82; }
.toc-panels .panel:hover, .toc-panels .panel:focus-visible { flex-grow: 1.9; --fill: 100%; border-color: var(--loop); }
.panel:hover { color: var(--ink); }
.panel-no { font-size: 3.25rem; font-weight: 700; line-height: 1; letter-spacing: -0.04em; color: transparent; -webkit-text-stroke: 1.5px var(--loop); }
.panel h2 { margin: 0.9rem 0 0; font-size: 1.5rem; letter-spacing: -0.035em; line-height: 1.2; white-space: nowrap; }
.panel h2 small { display: block; font-size: 0.75rem; font-weight: 500; color: var(--loop); letter-spacing: 0.02em; margin-top: 0.15rem; }
.panel-desc { margin: 0.6rem 0 0; font-size: 0.9375rem; color: var(--pencil); line-height: 1.55; }
.panel-stat { margin-top: 1rem; font-size: 0.8125rem; color: var(--pencil); }
.panel-stat b { font-size: 1.375rem; color: var(--ink); font-variant-numeric: tabular-nums; margin-right: 0.15rem; }
.panel-peek { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--grid); }
.panel-peek li { padding: 0.55rem 0; border-bottom: 1px solid var(--grid); font-size: 0.875rem; line-height: 1.4; display: grid; gap: 0.1rem; }
.panel-peek li span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.panel-peek li small { color: var(--pencil); font-size: 0.75rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.panel-peek li:nth-child(n+3) { opacity: 0; max-height: 0; padding: 0; border-bottom-width: 0; transition: opacity .3s, max-height .4s, padding .3s; }
.panel:hover .panel-peek li:nth-child(n+3), .panel:focus-visible .panel-peek li:nth-child(n+3) { opacity: 1; max-height: 4rem; padding: 0.55rem 0; border-bottom-width: 1px; }
.panel-go { margin-top: auto; display: inline-flex; align-items: center; justify-content: space-between; gap: 0.5rem; padding-top: 1rem; font-weight: 700; font-size: 0.9375rem; }
.panel-go i { width: 2.25rem; height: 2.25rem; border-radius: 50%; border: 1.5px solid var(--ink); display: grid; place-items: center; transition: background-color .3s, border-color .3s, transform .4s cubic-bezier(.2,.8,.2,1); flex: none; }
.panel-go i svg { width: 1rem; height: 1rem; }
.panel:hover .panel-go i { background: var(--loop); border-color: var(--loop); color: #fff; transform: rotate(-45deg); }
.panel-mark { position: absolute; right: -1.25rem; bottom: 3.25rem; width: 8.5rem; height: 8.5rem; color: var(--loop); opacity: 0.12; transition: transform .6s cubic-bezier(.2,.8,.2,1), opacity .4s; pointer-events: none; }
.panel-mark svg { width: 100%; height: 100%; stroke-width: 1.1; }
.panel:hover .panel-mark { transform: translate(-1.25rem, -0.5rem) rotate(-8deg); opacity: 0.22; }
@media (prefers-reduced-motion: no-preference) {
  .toc-main { animation: rise .6s .05s both cubic-bezier(.2,.8,.2,1); }
  .panel { animation: rise .7s both cubic-bezier(.2,.8,.2,1); animation-delay: calc(0.25s + var(--i) * 0.09s); }
  @keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
}
.toc-lab { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1rem; padding: 1rem 1.4rem; border: 1.5px dashed var(--pencil); border-radius: 1.1rem; }
.toc-lab p { margin: 0; font-size: 0.9375rem; }
.toc-lab p b { margin-right: 0.5rem; }

@media (min-width: 48rem) and (max-width: 63.99rem) {
  .toc-panels { display: grid; grid-template-columns: 1fr 1fr; height: auto; }
  .panel { min-height: 22rem; }
  .toc-panels:hover .panel, .toc-panels .panel:hover { flex-grow: 1; }
}
@media (max-width: 47.99rem) {
  .toc { padding-top: 1rem; }
  .toc-main { padding: 1.5rem 1.1rem; border-radius: 1rem; }
  .toc-panels { flex-direction: column; height: auto; gap: 0.75rem; }
  .panel { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; grid-template-areas: "no title go" "no desc go" "peek peek peek"; column-gap: 1rem; align-items: center; padding: 1.25rem 1.1rem 1rem; }
  .panel-no { grid-area: no; font-size: 2.25rem; align-self: start; }
  .panel h2 { grid-area: title; margin: 0; font-size: 1.25rem; }
  .panel h2 small { display: inline; margin-left: 0.4rem; }
  .panel-desc { grid-area: desc; margin: 0.15rem 0 0; font-size: 0.875rem; }
  .panel-stat, .panel-mark { display: none; }
  .panel-peek { grid-area: peek; margin-top: 0.75rem; }
  .panel-peek li:nth-child(n+2) { display: none; }
  .panel-go { grid-area: go; margin: 0; padding: 0; }
  .panel-go span { display: none; }
  .toc-panels:hover .panel, .toc-panels .panel:hover { flex-grow: 1; }
}

/* 앱 설치 안내 */
.app-layout { display: grid; gap: 2rem; padding: 2rem 0 4rem; }
@media (min-width: 56rem) { .app-layout { grid-template-columns: minmax(0, 1fr) 20rem; align-items: start; } }
.platforms { display: grid; gap: 1rem; }
.platform { border: 1.5px solid var(--grid); border-radius: 1rem; padding: 1.25rem 1.4rem; background: var(--sheet); transition: border-color .3s; }
.platform h2 { margin: 0 0 0.5rem; font-size: 1.125rem; }
.platform ol { margin: 0 0 1rem; padding-left: 1.2rem; }
.platform ol li { margin: 0.25rem 0; }
.platform.is-mine { border-color: var(--ink); box-shadow: inset 0 4px 0 #2448e6; }
.platform.is-mine h2::after { content: "내 기기"; font-size: 0.75rem; font-weight: 500; margin-left: 0.5rem; padding: 0.05rem 0.4rem; border-radius: 999px; background: var(--ink); color: var(--paper); vertical-align: 0.15em; }
.app-perks { border: 1.5px solid var(--ink); border-radius: 1rem; padding: 1.5rem; background: var(--sheet); }
.app-perks img { border-radius: 22%; display: block; }
.app-perks h2 { font-size: 1.0625rem; margin: 1rem 0 0.5rem; }
.app-perks ul { margin: 0 0 1rem; padding-left: 1.1rem; font-size: 0.9375rem; }
/* 앱으로 실행 중일 때 상단 안전 영역 */
@media (display-mode: standalone) { .site-header { padding-top: env(safe-area-inset-top); } .demo-bar { display: none; } }

/* 목차 메인 다듬기: 첫 화면에서 네 패널이 보이도록 메인 박스를 낮춘다 */
@media (min-width: 64rem) {
  .toc-main { grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr); padding: 1.75rem 2.5rem 1.25rem; min-height: 0; gap: 1rem 2rem; }
  .toc-loop { max-width: 25rem; }
  .toc-panels { height: clamp(24rem, calc(100vh - 25.5rem), 34rem); }
}
@media (min-width: 56rem) and (max-width: 63.99rem) { .toc-main { grid-template-columns: 1fr; } }
@media (max-width: 63.99rem) { .toc-loop { display: none; } }
.toc-copy h1 { font-size: clamp(1.875rem, 3.6vw, 2.75rem); }
.toc-copy .hero-search { margin-top: 1.25rem; }
.toc-today { padding-top: 1rem; }
.panel > * { position: relative; z-index: 1; }
.panel > .panel-mark { position: absolute; z-index: 0; }
@media (max-width: 47.99rem) {
  .panel { flex: none; }
  .toc-today a:nth-child(3) { display: none; }
}