/* 물질만능주의(materialism) — Regulatory mapping tool
   Art direction: authoritative, precise, trustworthy. Teal accent + Pretendard.
   Tokens based on Nexus design system (warm beige surfaces, Hydra Teal). */

:root,
[data-theme='light'] {
  --color-bg: #f7f6f2;
  --color-surface: #f9f8f5;
  --color-surface-2: #fbfbf9;
  --color-surface-offset: #f3f0ec;
  --color-border: #d4d1ca;
  --color-divider: #dcd9d5;
  --color-text: #28251d;
  --color-text-muted: #7a7974;
  --color-text-faint: #bab9b4;
  --color-primary: #01696f;
  --color-primary-hover: #0c4e54;
  --color-primary-highlight: #cedcd8;
  --color-warning: #964219;
  --color-warning-highlight: #ddcfc6;
  --color-unverified: #8a5b00;
  --color-unverified-highlight: #ece4cf;
  --shadow-md: 0 4px 12px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.01 80 / 0.12);
}

[data-theme='dark'] {
  --color-bg: #171614;
  --color-surface: #1c1b19;
  --color-surface-2: #201f1d;
  --color-surface-offset: #1d1c1a;
  --color-border: #393836;
  --color-divider: #262523;
  --color-text: #cdccca;
  --color-text-muted: #797876;
  --color-text-faint: #5a5957;
  --color-primary: #4f98a3;
  --color-primary-hover: #227f8b;
  --color-primary-highlight: #2d3b3b;
  --color-warning: #bb653b;
  --color-warning-highlight: #564942;
  --color-unverified: #d8a23a;
  --color-unverified-highlight: #43371f;
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

/* Type scale */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem;
  --space-4: 1rem; --space-5: 1.25rem; --space-6: 1.5rem;
  --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem;
  --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;

  --radius-sm: 0.375rem; --radius-md: 0.5rem; --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --content-default: 960px;
  --content-narrow: 720px;

  --font-body: 'Pretendard', 'Pretendard Variable', system-ui, sans-serif;
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  word-break: keep-all;
  overflow-wrap: break-word;
}

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

.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  font-weight: 700;
  margin-right: auto;
}
.brand-mark { flex-shrink: 0; }
.brand-text { font-size: var(--text-lg); letter-spacing: -0.02em; }
.brand-sub { color: var(--color-text-faint); font-weight: 500; font-size: var(--text-xs); margin-left: var(--space-1); }
.header-nav { display: flex; gap: var(--space-5); }
.header-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.header-nav a:hover { color: var(--color-text); }
.theme-toggle {
  display: grid;
  place-items: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: all var(--transition);
}
.theme-toggle:hover { color: var(--color-text); border-color: var(--color-primary); }

/* Hero */
.hero {
  position: relative;
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 25% 0%, var(--color-primary-highlight), transparent 60%),
    radial-gradient(ellipse 50% 40% at 100% 10%, color-mix(in srgb, var(--color-primary) 8%, transparent), transparent 60%);
  z-index: -1;
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, var(--color-border) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: 0.4;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 70%);
          mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 70%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-12);
  align-items: start;
  padding-block: var(--space-4);
}
.hero-left { text-align: left; }
.hero-grid .eyebrow { margin-bottom: var(--space-4); }
.hero-grid .hero-title { text-align: left; }
.hero-grid .hero-desc { margin-inline: 0; text-align: left; }
.hero-grid .hero-search { margin-inline: 0; }
.hero-title { font-size: var(--text-2xl); }
.eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full, 9999px);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}
.hero-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-4);
}
.hero-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

/* Search box */
.hero-search { max-width: 100%; }
.search-box {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-1) var(--space-1) var(--space-1) var(--space-4);
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-highlight);
}
.search-icon { color: var(--color-text-faint); flex-shrink: 0; }
#search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: var(--text-base);
  color: var(--color-text);
  padding: var(--space-3) 0;
  outline: none;
  min-width: 0;
}
#search-input::placeholder { color: var(--color-text-faint); }
#search-btn {
  flex-shrink: 0;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  transition: background var(--transition);
}
#search-btn:hover { background: var(--color-primary-hover); }

.quick-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.tag {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full, 9999px);
  transition: all var(--transition);
}
.tag:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}

/* Hero 미리보기 목업 */
.hero-preview { position: relative; display: flex; align-items: flex-start; justify-content: center; padding-top: var(--space-2); }
.preview-stack { display: flex; flex-direction: column; width: 100%; max-width: 420px; }
.preview-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: 0 24px 60px -16px rgba(0,0,0,0.22), 0 8px 20px rgba(0,0,0,0.05);
  padding: var(--space-6);
  width: 100%;
  transform: perspective(1400px) rotateY(-6deg) rotateX(2deg);
  transition: transform var(--transition);
}
.preview-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
}
.preview-name { font-size: var(--text-lg); font-weight: 800; }
.preview-sub { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: 2px; }
.preview-badge {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary-hover);
  background: var(--color-primary-highlight);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.preview-rows { display: flex; flex-direction: column; gap: var(--space-2); }
.preview-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 12px;
  background: var(--color-surface-2);
  border-radius: 8px;
}
.preview-law { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 600; }
.preview-val { font-size: var(--text-xs); color: var(--color-text); font-weight: 600; }
.preview-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
}
.preview-trust {
  list-style: none;
  margin-top: var(--space-5);
  padding: 0 var(--space-2);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
}
.preview-trust li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
}
.preview-trust svg { color: var(--color-primary); flex-shrink: 0; }

/* ===== 시행예정 법령 알림 ===== */
.upcoming-section { padding-block: var(--space-6) 0; }
.upcoming-banner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.upcoming-banner .ub-icon { font-size: 28px; line-height: 1.2; }
.upcoming-banner .ub-content { flex: 1; }
.upcoming-banner .ub-title { font-size: 15px; font-weight: 700; color: var(--color-text); margin-bottom: 8px; }
.upcoming-banner .ub-item {
  display: block; padding: 10px 14px; border: 1px solid var(--color-border); border-radius: 10px;
  background: var(--color-surface); text-decoration: none; margin-bottom: 8px; transition: border-color .15s, background .15s;
}
.upcoming-banner .ub-item:hover { border-color: var(--color-primary); background: rgba(1,105,111,0.03); }
.upcoming-banner .ub-item-name { font-size: 14px; color: var(--color-text); }
.upcoming-banner .ub-item-date { font-size: 12px; color: var(--color-text-muted); margin-top: 3px; }
.upcoming-banner .ub-days { font-weight: 700; color: var(--color-warning, #964219); }

/* 시행예정 법령 버튼 (메인) */
.upcoming-btn {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px; padding: 10px 18px;
  border: 1px solid rgba(150,66,25,0.35); border-radius: 10px;
  background: rgba(150,66,25,0.06); color: var(--color-warning, #964219);
  font: inherit; font-size: 14px; font-weight: 700; cursor: pointer;
  transition: background .15s, border-color .15s;
}
.upcoming-btn:hover { background: rgba(150,66,25,0.12); border-color: var(--color-warning, #964219); }

/* 안전공단 MSDS 참고용 버튼 (엑셀/PDF 내보내기 옆) */
.msds-ref-btn {
  display: inline-flex; align-items: center; gap: 6px;
  text-decoration: none; cursor: pointer;
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(1,105,111,0.06);
}
.msds-ref-btn:hover { background: rgba(1,105,111,0.14); border-color: var(--color-primary-hover, #0C4E54); }

/* ===== 통계 ===== */
.stats { padding-block: var(--space-8) 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  text-align: center;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-5) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}
.stat-num {
  font-size: var(--text-xl);
  font-weight: 800;
 letter-spacing: -0.02em;
  color: var(--color-text);
}
.stat-label { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 600; }

/* ===== 섹션 공통 ===== */
.coverage, .features { padding-block: clamp(var(--space-12), 6vw, var(--space-20)); }
.features { background: var(--color-surface); border-block: 1px solid var(--color-border); }
.section-head { text-align: center; max-width: 620px; margin: 0 auto var(--space-10); }
.section-title { font-size: var(--text-xl); font-weight: 800; letter-spacing: -0.02em; margin-bottom: var(--space-3); word-break: keep-all; }
.section-desc { font-size: var(--text-base); color: var(--color-text-muted); word-break: keep-all; }

/* ===== 8대 법령 카드 ===== */
.law-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.law-card {
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.law-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.law-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.law-card h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: 4px; }
.law-card p { font-size: var(--text-xs); color: var(--color-text-muted); line-height: 1.4; word-break: keep-all; }

/* ===== 핵심 기능 카드 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.feature-card {
  padding: var(--space-6);
  background: var(--color-background, var(--color-surface-2));
  border: 1px solid var(--color-border);
  border-radius: 14px;
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.feature-card h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-2); }
.feature-card p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.5; }

/* Result */
.result-section { padding-block: var(--space-12) var(--space-16); }
.result-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--space-6);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.result-header {
  padding: var(--space-6) var(--space-6) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-offset);
}
.result-title {
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}
.result-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
/* 결과 내보내기 버튼 */
.result-export { display: flex; gap: 8px; margin-top: var(--space-4); flex-wrap: wrap; }
.export-btn { display: inline-flex; align-items: center; gap: 5px; padding: 8px 14px; border: 1px solid var(--color-primary); border-radius: 8px; background: var(--color-surface); color: var(--color-primary); font: inherit; font-size: var(--text-sm); font-weight: 600; cursor: pointer; white-space: nowrap; transition: background .15s, color .15s; }
.export-btn:hover { background: var(--color-primary); color: #fff; }
.export-btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.meta-chip {
  font-size: var(--text-xs);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
}

/* Law sections */
.law-section + .law-section { border-top: 1px solid var(--color-divider); }
.law-head {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6) var(--space-3);
}
.law-head h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.law-jurisdiction {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-weight: 500;
}
.law-table { width: 100%; }
.law-table tr + tr { border-top: 1px solid var(--color-divider); }
.law-table th, .law-table td {
  padding: var(--space-3) var(--space-6);
  text-align: left;
  vertical-align: top;
  font-size: var(--text-sm);
  line-height: 1.55;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
.law-table th {
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  white-space: nowrap;
  width: 38%;
}
.law-table td { color: var(--color-text); }
.unverified-value {
  color: var(--color-unverified);
  font-style: italic;
}
.law-source {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding: 0 var(--space-6) var(--space-5);
}
.law-source a {
  color: var(--color-primary);
  border-bottom: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent);
  transition: border-color var(--transition);
}
.law-source a:hover { border-bottom-color: var(--color-primary); }

/* Status badges */
.law-status { padding: 0 var(--space-6) var(--space-2); }
.status-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.badge-direct {
  background: color-mix(in oklab, var(--color-success) 12%, transparent);
  color: var(--color-success);
  border-color: color-mix(in oklab, var(--color-success) 35%, transparent);
}
.badge-conditional {
  background: color-mix(in oklab, var(--color-warning) 12%, transparent);
  color: var(--color-warning);
  border-color: color-mix(in oklab, var(--color-warning) 35%, transparent);
}
.badge-needs {
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  border-color: var(--color-border);
}
.conditions {
  list-style: none;
  margin: var(--space-2) 0 0;
  padding-left: 0;
}
.conditions li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
}
.conditions li::before {
  content: '·';
  position: absolute;
  left: var(--space-1);
  color: var(--color-text-faint);
}

/* DB count */
.db-count {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: left;
}

/* Sources registry */
.sources-section { padding: var(--space-16) 0; border-top: 1px solid var(--color-divider); }
.sources-section .section-title { font-size: var(--text-2xl); font-weight: 700; margin-bottom: var(--space-2); }
.sources-section .section-desc { color: var(--color-text-muted); max-width: 640px; margin-bottom: var(--space-8); }
.sources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-5);
}
.source-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-6);
}
.source-law { font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-1); }
.source-jurisdiction { font-size: var(--text-xs); color: var(--color-text-faint); margin-bottom: var(--space-4); }
.source-links { list-style: none; padding: 0; margin: 0; }
.source-links li { margin-bottom: var(--space-3); }
.source-links a {
  font-size: var(--text-sm);
  color: var(--color-primary);
  border-bottom: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent);
  transition: border-color var(--transition);
}
.source-links a:hover { border-bottom-color: var(--color-primary); }

/* Not found */
.not-found {
  text-align: center;
  padding: var(--space-12) var(--space-6);
}
.not-found h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.not-found p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 42ch;
  margin-inline: auto;
}
.request-form {
  display: flex;
  gap: var(--space-2);
  max-width: 420px;
  margin-inline: auto;
}
.request-form input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  color: var(--color-text);
  font-size: var(--text-sm);
}
.request-form input:focus { outline: none; border-color: var(--color-primary); }
.request-form button {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  white-space: nowrap;
  transition: background var(--transition);
}
.request-form button:hover { background: var(--color-primary-hover); }
.request-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
}

/* About */
.about {
  padding-block: var(--space-16) var(--space-24);
  border-top: 1px solid var(--color-border);
}
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.about-item h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  margin-top: var(--space-3);
}
.about-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.about-icon {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-weight: 700;
  font-size: var(--text-base);
}

/* Footer */
.footer {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8);
}
.disclaimer {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.7;
  padding: var(--space-4) var(--space-5);
  background: var(--color-warning-highlight);
  border-left: 3px solid var(--color-warning);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-4);
}
.disclaimer strong { color: var(--color-warning); }
.footer-meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: center;
}

.contact-block { text-align:center; margin-bottom: var(--space-6); }
.contact-block h3 { font-size: var(--text-lg); font-weight:700; margin-bottom: var(--space-2); }
.contact-block p { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-3); }
.contact-email {
  display:inline-block;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface-2);
  transition: all 0.15s;
}
.contact-email:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
  text-decoration: none;
}

/* 문의 폼 */
.contact-form {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  text-align: left;
}
.contact-form .form-row { display:flex; flex-direction:column; gap:4px; }
.contact-form label { font-size: var(--text-sm); font-weight:600; color: var(--color-text); }
.contact-form input, .contact-form textarea {
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 12px;
  width: 100%;
  box-sizing: border-box;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--color-text-faint); }
.contact-form input:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}
.contact-form textarea { resize: vertical; min-height: 90px; }
.contact-submit {
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 700;
  color: #fff;
  background: var(--color-primary);
  border: none;
  border-radius: 8px;
  padding: 12px 24px;
  cursor: pointer;
  transition: background 0.15s;
  margin-top: var(--space-2);
}
.contact-submit:hover { background: var(--color-primary-hover); }

/* 헤더 버튼 (조회하기/문의) */
.header-btn {
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  border-radius: 6px;
  transition: color 0.15s;
}
.header-btn:hover { color: var(--color-primary); }
.header-btn .btn-label-short { display: none; }

/* 문의 모달 */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.5);
  animation: fadeIn 0.15s ease;
}
.modal-panel {
  position: relative;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18);
  padding: var(--space-6);
  animation: scaleIn 0.15s ease;
}
.modal-card {
  position: relative;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18);
  padding: var(--space-6);
  animation: scaleIn 0.15s ease;
}
.modal-card .modal-actions {
  position: sticky;
  bottom: calc(-1 * var(--space-6));
  margin: 12px calc(-1 * var(--space-6)) calc(-1 * var(--space-6));
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}
.modal-card::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: -1;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { opacity: 0; transform: translateY(8px) scale(0.98); } to { opacity: 1; transform: none; } }
.modal-close {
  position: absolute; top: 12px; right: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  color: var(--color-text-muted);
  background: transparent;
  border: none; border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.modal-close:hover { background: var(--color-surface-2); color: var(--color-text); }
.modal-panel .contact-block { text-align: left; margin-bottom: 0; }
.modal-panel .contact-block h3 { margin-top: 0; }
.modal-panel .contact-form { margin: 0; }

/* 전송 성공 메시지 */
.contact-success {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--color-success);
  animation: scaleIn 0.2s ease;
}
.contact-success svg { display: block; margin: 0 auto var(--space-4); }
.contact-success h4 { font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-2); }
.contact-success p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* Responsive */
@media (max-width: 720px) {
  .header-inner { gap: var(--space-2); flex-wrap: wrap; }
  .brand-sub { display: none; }
  .header-nav { display: flex; align-items: center; gap: var(--space-1); flex-wrap: wrap; }
  .header-nav .header-btn { display: inline; font-size: var(--text-xs); padding: 6px 10px; }
  .btn-label-full { display: none; }
  .btn-label-short { display: inline; }
  .header-btn[data-open-lab-manager] .btn-label-full { display: none; }
  .header-btn[data-open-lab-manager] .btn-label-short { display: inline; }
  .auth-status { display: inline-flex !important; }
  .auth-status .auth-name { display: inline; }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero-left { text-align: center; }
  .hero-grid .eyebrow, .hero-grid .hero-title, .hero-grid .hero-desc { text-align: center; }
  .hero-grid .hero-search { margin-inline: auto; }
  .hero-preview { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .law-cards { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: 1fr; }
  .search-box { padding: var(--space-1); }
  #search-btn { padding: var(--space-3) var(--space-4); }
  .law-table th { width: 32%; }
  .law-table th, .law-table td { padding: var(--space-3) var(--space-4); }
  .result-header, .law-head { padding-left: var(--space-4); padding-right: var(--space-4); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* Region selector */
.region-selector {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}
.region-field { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 140px; }
.region-field label { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 600; }
.region-field select {
  padding: 10px 12px; border: 1px solid var(--color-border); border-radius: 10px;
  background: var(--color-surface); color: var(--color-text); font-family: inherit; font-size: var(--text-sm);
  cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23797774' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px;
}
.region-field select:focus { outline: 2px solid var(--color-primary); outline-offset: -1px; }
.region-field select:disabled { opacity: 0.5; cursor: not-allowed; }

.region-contact-bar { margin-bottom: var(--space-3); display: flex; justify-content: flex-start; }
.btn-region-contact {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 11px 18px; border: 1px solid var(--color-primary); border-radius: 10px;
  background: var(--color-primary); color: #fff;
  font-family: inherit; font-size: var(--text-sm); font-weight: 700;
  cursor: pointer; white-space: nowrap; transition: background .15s;
}
.btn-region-contact:hover { background: var(--color-primary-hover); }
.btn-region-contact:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

.region-info {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 12px;
  padding: var(--space-4) var(--space-5); margin-bottom: var(--space-4);
}
.region-info-head { font-size: var(--text-sm); font-weight: 700; margin-bottom: var(--space-3); color: var(--color-text); }
.org-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-3); }
.org-section-head { font-size: 11px; font-weight: 700; color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.04em; margin: var(--space-4) 0 var(--space-2); padding-top: var(--space-3); border-top: 1px solid var(--color-border); }
.org-section-head:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.org-card { display: flex; flex-direction: column; gap: 2px; padding: var(--space-3); background: var(--color-bg); border-radius: 8px; border: 1px solid var(--color-border); }
.org-label { font-size: 11px; color: var(--color-text-faint); font-weight: 600; }
.org-name { font-size: var(--text-sm); font-weight: 600; }
.org-phone { font-size: var(--text-sm); color: var(--color-primary); font-weight: 700; font-variant-numeric: tabular-nums; }
.org-phone.na { color: var(--color-text-faint); font-weight: 500; }
.org-addr { font-size: 11px; color: var(--color-text-muted); }
.org-link { font-size: 11px; color: var(--color-primary); }
.ordinance-note { margin-top: var(--space-3); font-size: var(--text-xs); color: var(--color-text-muted); }
.ordinance-note a { color: var(--color-primary); border-bottom: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent); }

/* MSDS reference card */
.msds-card {
  margin-top: var(--space-6); padding: var(--space-6); background: var(--color-surface);
  border: 1px dashed var(--color-border); border-radius: 12px;
}
.msds-head { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-2); }
.msds-head h3 { font-size: var(--text-lg); font-weight: 700; }
.msds-badge { font-size: 11px; font-weight: 700; color: var(--color-warning); background: color-mix(in oklab, var(--color-warning) 15%, transparent); padding: 3px 8px; border-radius: 999px; }
.msds-note { font-size: var(--text-xs); color: var(--color-text-muted); margin-bottom: var(--space-4); }
.msds-section { border-top: 1px solid var(--color-divider); padding: var(--space-3) 0; }
.msds-section:first-of-type { border-top: none; }
.msds-section summary { font-size: var(--text-sm); font-weight: 600; cursor: pointer; padding: var(--space-1) 0; list-style: none; }
.msds-section summary::-webkit-details-marker { display: none; }
.msds-section summary::before { content: '▸ '; color: var(--color-text-faint); }
.msds-section[open] summary::before { content: '▾ '; }
.msds-content { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; margin-top: var(--space-2); white-space: pre-wrap; word-break: keep-all; }

/* Source registry updates */
.source-note { font-size: var(--text-xs); color: var(--color-text-muted); margin-bottom: var(--space-3); line-height: 1.5; }
.source-link { font-size: var(--text-sm); color: var(--color-primary); font-weight: 600; border-bottom: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent); }
.source-link:hover { border-bottom-color: var(--color-primary); }
.precedent-card { border-left: 3px solid var(--color-primary); }
.precedent-law { font-size: 11px; font-weight: 700; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-1); }
.precedent-court { font-size: var(--text-xs); color: var(--color-text-faint); margin-bottom: var(--space-3); font-variant-numeric: tabular-nums; }

/* 검색 결과 내 관련 판례 리스트 */
.precedents-block { margin-top: var(--space-8); }
.precedents-head { display:flex; align-items:center; gap:var(--space-3); margin-bottom:var(--space-2); }
.precedents-block .section-desc { color: var(--color-text-muted); max-width:640px; margin-bottom: var(--space-5); font-size: var(--text-sm); }
.precedent-list { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:var(--space-3); }
.precedent-item { background: var(--color-surface); border:1px solid var(--color-border); border-left:3px solid var(--color-primary); border-radius:10px; padding:var(--space-4) var(--space-5); }
.precedent-item-head { display:flex; align-items:baseline; gap:var(--space-2); flex-wrap:wrap; margin-bottom:var(--space-1); }
.precedent-item-head .precedent-law { margin-bottom:0; flex-shrink:0; }
.precedent-title { font-size: var(--text-base); font-weight:600; color: var(--color-text); text-decoration:none; }
.precedent-title:hover { color: var(--color-primary); text-decoration:underline; }
.precedent-summary { font-size: var(--text-sm); color: var(--color-text-muted); line-height:1.6; margin-top:var(--space-2); }
.empty-state { padding: var(--space-8); text-align: center; color: var(--color-text-muted); font-size: var(--text-sm); }

/* 법조문 근거(조/별표) · 행별 기준값 */
.law-basis { display:inline-block; font-size:var(--text-xs); color:var(--text-muted); background:var(--surface-alt); border:1px solid var(--border); padding:2px 8px; border-radius:6px; margin-bottom:var(--space-2); }
.source-basis { font-size:var(--text-xs); color:var(--primary); font-weight:600; margin:4px 0 6px; line-height:1.4; }
.row-standard { display:inline-block; font-size:var(--text-sm); font-weight:700; color:var(--primary); background:rgba(1,105,111,0.08); padding:2px 8px; border-radius:6px; margin-left:6px; }

/* 출처 아래 근거·개정일 (한 줄) */
.law-source-wrap { margin-top: var(--space-2); padding-top: var(--space-2); border-top: 1px dashed var(--border); display:flex; flex-direction:column; gap:2px; }
.law-basis-line { font-size: var(--text-xs); color: var(--color-primary); line-height:1.4; text-decoration:none; display:inline-block; padding:3px 9px; border:1px solid var(--color-border); border-radius:6px; background: var(--color-surface-2); transition: all 0.15s; }
.law-basis-line::before { content:'📋 '; }
.law-basis-line:hover { border-color: var(--color-primary); background: var(--color-primary-highlight); color: var(--color-primary); text-decoration:none; }
.law-source-hint { display: block; font-size: var(--text-xs); color: var(--color-text-faint); margin-top: 2px; }

/* ===== 출처 목록 (결과 하단) ===== */
.sources-block { margin-top: var(--space-8); }
.sources-block .section-desc { color: var(--color-text-muted); max-width: 640px; margin-bottom: var(--space-4); }
.source-list { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:var(--space-2); }
.source-list-item { font-size: var(--text-sm); }
.source-list-item a { color: var(--color-text-muted); text-decoration:none; border-bottom: 1px solid var(--border); padding-bottom: 2px; transition: all 0.15s; }
.source-list-item a:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ===== 회원가입 / 로그인 ===== */
.auth-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: inherit;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  padding: 5px 10px;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.auth-status:hover { border-color: var(--color-primary); background: var(--color-primary-highlight); }
.auth-badge { font-weight: 700; }
.auth-badge.guest { color: var(--color-text-muted); }
.auth-badge.member { color: var(--color-primary); }
.auth-badge.admin { color: #fff; }
.auth-status.guest { background: var(--color-surface-2); }
.auth-status.member { background: var(--color-primary-highlight); border-color: color-mix(in srgb, var(--color-primary) 25%, var(--color-border)); }
.auth-status.admin { background: var(--color-primary); border-color: var(--color-primary); }
.auth-status.admin .auth-name { color: rgba(255,255,255,0.9); }
.auth-name { font-weight: 500; }

.modal-panel .auth-block { margin-bottom: 0; }
.modal-panel .auth-block h3 { margin-top: 0; }
.auth-tabs {
  display: flex;
  gap: 4px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: var(--space-5);
}
.auth-tab {
  flex: 1;
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  padding: 8px 12px;
  border-radius: 7px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.auth-tab.active { background: var(--color-surface); color: var(--color-text); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }
.auth-form { margin: 0; }
.auth-form .form-row { display: flex; flex-direction: column; gap: 4px; margin-bottom: var(--space-3); }
.auth-form .form-row label { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); }
.auth-form .form-row input {
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.auth-form .form-row input::placeholder { color: var(--color-text-faint); }
.auth-form .form-row input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-highlight); background: var(--color-surface); }
.auth-form .contact-submit { width: 100%; margin-top: var(--space-2); }
.signup-benefit {
  font-size: var(--text-sm);
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: var(--space-4);
  line-height: 1.5;
}
.signup-benefit strong { font-weight: 700; }

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-5) 0;
  color: var(--color-text-faint);
  font-size: var(--text-xs);
}
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--color-border); }

.social-buttons { display: flex; flex-direction: column; gap: var(--space-2); }
.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}
.social-btn.google { background: #fff; color: #444; border-color: #d4d4d4; }
.social-btn.kakao { background: #f7e600; color: #3a2c1a; border-color: #e0c800; opacity: 0.5; }
.social-note { font-size: var(--text-xs); color: var(--color-text-faint); text-align: center; margin-top: var(--space-3); }

.modal-panel-sm { max-width: 420px; text-align: center; }
.limit-block { display: flex; flex-direction: column; align-items: center; gap: var(--space-3); text-align: center; }
.limit-block h3 { margin: 0; font-size: var(--text-lg); }
.limit-block p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.6; margin: 0; }
.limit-block .contact-submit { margin-top: var(--space-2); min-width: 200px; }

@media (max-width: 720px) {
  .auth-status .auth-name { display: none; }
  .auth-status { padding: 8px 14px; }
  .auth-status::after { content: '로그인'; font-weight: 700; font-size: var(--text-sm); }
  .auth-status.member::after, .auth-status.admin::after { content: ''; }
  .auth-status.member .auth-name, .auth-status.admin .auth-name { display: inline; }
}