:root {
  --bg-top: #23263e;
  --bg-bottom: #e9dcc9;
  --ink: #2b201d;
  --ink-soft: #5f4a44;
  --paper: rgba(255, 249, 241, 0.94);
  --paper-strong: rgba(255, 251, 246, 0.98);
  --line: rgba(88, 63, 56, 0.16);
  --line-strong: rgba(106, 73, 58, 0.3);
  --accent: #b76542;
  --accent-deep: #7d4a3a;
  --accent-soft: rgba(183, 101, 66, 0.12);
  --shadow-soft: 0 18px 44px rgba(24, 17, 20, 0.16);
  --shadow-card: 0 12px 28px rgba(35, 24, 29, 0.1);
  --content-width: min(1240px, calc(100vw - 48px));
  --radius-panel: 8px;
  --radius-card: 6px;
  --radius-pill: 999px;
  --font-body: "Noto Serif KR", "Apple SD Gothic Neo", "Malgun Gothic", serif;
  --font-display: "Nanum Myeongjo", "Noto Serif KR", serif;
  --font-ui: "SUIT", "Pretendard", "Malgun Gothic", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(255, 212, 151, 0.18),
      transparent 28%
    ),
    linear-gradient(
      180deg,
      #262843 0%,
      #363456 16%,
      #6a5b6b 32%,
      #b78970 56%,
      #e8dccb 72%,
      #f4ede3 100%
    );
  position: relative;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(
      circle at 12% 18%,
      rgba(255, 255, 255, 0.15) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 28% 11%,
      rgba(255, 255, 255, 0.1) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 73% 16%,
      rgba(255, 255, 255, 0.12) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 84% 10%,
      rgba(255, 255, 255, 0.08) 0 1px,
      transparent 2px
    );
  opacity: 0.45;
  z-index: -1;
}

a {
  color: inherit;
}

.page-shell {
  width: var(--content-width);
  margin: 0 auto;
  padding: 156px 0 80px;
}

.masthead {
  position: relative;
  padding: 42px 46px 32px;
  background: linear-gradient(
    180deg,
    rgba(255, 249, 241, 0.92),
    rgba(251, 243, 233, 0.88)
  );
  border: 1px solid rgba(255, 255, 255, 0.38);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(245, 219, 184, 0.08), transparent 36%),
    linear-gradient(180deg, transparent, rgba(124, 73, 58, 0.03));
  pointer-events: none;
}

.kicker-ko,
.eyebrow {
  position: relative;
  z-index: 1;
  margin: 0;
  letter-spacing: 0.08em;
  color: var(--accent-deep);
}

.kicker-ko {
  font: 600 0.88rem/1.2 var(--font-ui);
  text-transform: none;
}

.eyebrow {
  margin-top: 6px;
  font: 500 0.95rem/1.25 var(--font-display);
  text-transform: uppercase;
}

.masthead-copy {
  position: relative;
  z-index: 1;
  margin-top: 18px;
  max-width: 760px;
}

.masthead-copy h1 {
  margin: 0 0 14px;
  font: 700 clamp(2.05rem, 3.25vw, 3.2rem) / 1.02 var(--font-display);
  letter-spacing: -0.03em;
}

.hero-copy {
  margin: 0;
  font: 500 1.02rem/1.75 var(--font-ui);
  color: var(--ink-soft);
  white-space: nowrap;
}

.hero-intro-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(220px, 320px);
  gap: 22px;
  align-items: stretch;
  margin-top: 28px;
}

.hero-note {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-content: start;
}

.hero-note-item {
  min-height: 100%;
  padding: 18px 18px 16px;
  background: rgba(255, 252, 247, 0.74);
  border: 1px solid rgba(112, 84, 70, 0.16);
  box-shadow: var(--shadow-card);
}

.hero-note-item strong {
  display: block;
  margin-bottom: 8px;
  font: 700 0.92rem/1.35 var(--font-ui);
  color: var(--accent-deep);
}

.hero-note-item p {
  margin: 0;
  font: 500 0.96rem/1.7 var(--font-ui);
  color: var(--ink-soft);
}

.hero-figure {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-height: 100%;
  margin: 0;
  padding: 0 4px 0 0;
}

.hero-figure img {
  display: block;
  width: min(100%, 300px);
  max-width: 100%;
  max-height: 320px;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 18px 24px rgba(27, 20, 30, 0.2));
}

.hero-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.stat-chip {
  padding: 16px 18px;
  background: rgba(255, 251, 246, 0.9);
  border: 1px solid rgba(112, 84, 70, 0.14);
  box-shadow: var(--shadow-card);
}

.stat-label {
  display: block;
  margin-bottom: 6px;
  font: 700 0.82rem/1.2 var(--font-ui);
  color: var(--accent-deep);
}

.stat-copy {
  display: block;
  font: 500 0.94rem/1.55 var(--font-ui);
  color: var(--ink-soft);
}

.site-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  margin-top: 0;
  padding: 14px max(18px, calc((100vw - var(--content-width)) / 2));
  background: rgba(28, 25, 40, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 26px rgba(18, 14, 21, 0.22);
}

.site-hub-nav {
  position: fixed;
  top: 67px;
  left: 0;
  right: 0;
  z-index: 9;
  padding: 0 max(18px, calc((100vw - var(--content-width)) / 2));
  background: rgba(47, 43, 58, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 24px rgba(18, 14, 21, 0.1);
}

.site-hub-links {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
}

.site-hub-links::-webkit-scrollbar {
  display: none;
}

.site-hub-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  color: rgba(255, 241, 232, 0.74);
  text-decoration: none;
  font: 600 0.88rem/1 var(--font-ui);
  letter-spacing: -0.01em;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition:
    color 0.18s ease,
    background-color 0.18s ease,
    border-color 0.18s ease;
}

.site-hub-link:hover {
  color: rgba(255, 248, 241, 0.96);
  background: rgba(255, 255, 255, 0.05);
}

.site-hub-link.is-current,
.site-hub-link[aria-current="page"] {
  color: rgba(255, 248, 241, 0.96);
  background: rgba(255, 255, 255, 0.08);
  border-bottom-color: rgba(255, 244, 232, 0.76);
}

.menu-brand {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  color: rgba(255, 243, 231, 0.96);
  text-decoration: none;
  font: 700 0.98rem/1.2 var(--font-ui);
  letter-spacing: -0.01em;
}

.menu-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.top-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  color: rgba(255, 247, 241, 0.92);
  text-decoration: none;
  font: 600 0.92rem/1 var(--font-ui);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
  transition:
    background-color 0.18s ease,
    border-color 0.18s ease,
    transform 0.18s ease;
}

.top-nav a:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.28);
  transform: translateY(-1px);
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-left: 16px;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.lang-button {
  min-width: 44px;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 247, 241, 0.86);
  font: 700 0.82rem/1 var(--font-ui);
  cursor: pointer;
  transition:
    background-color 0.18s ease,
    border-color 0.18s ease,
    color 0.18s ease;
}

.lang-button:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.28);
}

.lang-button.is-active {
  background: rgba(255, 248, 241, 0.92);
  color: var(--accent-deep);
  border-color: rgba(255, 248, 241, 0.72);
}

.panel {
  margin-top: 26px;
  padding: 28px 28px 30px;
  background: linear-gradient(
    180deg,
    rgba(255, 251, 246, 0.97),
    rgba(249, 242, 233, 0.95)
  );
  border: 1px solid rgba(255, 255, 255, 0.42);
  box-shadow: var(--shadow-soft);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 26px;
}

.section-label {
  margin: 0 0 6px;
  font: 700 0.78rem/1.2 var(--font-ui);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.search-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.search-box span {
  font: 700 0.88rem/1.2 var(--font-ui);
  color: var(--ink-soft);
}

.search-box input {
  min-height: 42px;
  width: min(320px, 100%);
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  font: 500 0.95rem/1 var(--font-ui);
}

.job-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 22px;
}

.panel-kicker {
  margin: 0 0 6px;
  font: 700 0.78rem/1.2 var(--font-ui);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.panel h2 {
  margin: 0 0 8px;
  font: 700 clamp(1.8rem, 2.3vw, 2.3rem)/1.14 var(--font-display);
}

.panel p {
  margin: 0;
  color: var(--ink-soft);
  font: 500 0.98rem/1.72 var(--font-ui);
}

.panel-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel-tools input,
.combo-controls select {
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font: 500 0.95rem/1 var(--font-ui);
}

.panel-tools input {
  width: min(280px, 100%);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card {
  border: 0;
  background: rgba(255, 252, 247, 0.82);
  box-shadow: none;
}

.ending-card {
  overflow: hidden;
  border-top: 1px solid rgba(112, 84, 70, 0.12);
  border-bottom: 1px solid rgba(112, 84, 70, 0.08);
}

.ending-card summary {
  list-style: none;
}

.ending-card summary::-webkit-details-marker {
  display: none;
}

.card-summary {
  padding: 22px 18px 18px;
  cursor: pointer;
}

.card-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-bottom: 14px;
}

.card-topline h3,
.route-identity h3 {
  margin: 0;
  font: 700 1.55rem/1.18 var(--font-display);
}

.card-topline p,
.route-identity p {
  margin-top: 8px;
}

.meta-row,
.summary-actions,
.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.content-block > .pill-row {
  margin-top: 10px;
  margin-bottom: 18px;
}

.card-copy > .pill-row {
  margin-top: 14px;
}

.content-block > .pill-row + .note-stack {
  margin-top: 4px;
}

.meta-row {
  margin-top: 0;
}

.summary-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  margin-top: 0;
}

.summary-toggle,
.weight-badge,
.mini-chip,
.route-pill,
.route-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: auto;
  padding: 0;
  font: 700 0.86rem/1.4 var(--font-ui);
  border: 0;
  background: transparent;
  color: var(--accent-deep);
}

.summary-toggle {
  padding-left: 18px;
  border-left: 1px solid rgba(118, 83, 67, 0.2);
  color: var(--ink-soft);
  text-decoration: underline;
  text-underline-offset: 0.16em;
  white-space: nowrap;
}

.weight-badge {
  white-space: nowrap;
}

.card-main {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.9fr);
  gap: 30px;
  margin-top: 0;
  align-items: start;
}

.card-copy {
  padding-top: 2px;
}

.card-copy p {
  max-width: 40ch;
}

.card-preview {
  padding: 0 0 0 22px;
  background: transparent;
  border: 0;
  border-left: 1px solid rgba(184, 102, 67, 0.18);
}

.preview-label,
.content-block h4,
.route-section h4 {
  margin: 0 0 10px;
  font: 700 0.95rem/1.3 var(--font-ui);
  color: var(--accent-deep);
}

.preview-label {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.preview-list,
.condition-list,
.route-rule-list,
.route-list,
.notice-list {
  margin: 0;
  padding-left: 18px;
}

.preview-list li,
.condition-list li,
.route-rule-list li,
.route-list li,
.notice-list li {
  margin: 0;
  font: 500 0.95rem/1.7 var(--font-ui);
  color: var(--ink-soft);
}

.card-body {
  padding: 0 18px 18px;
  border-top: 1px solid rgba(112, 84, 70, 0.08);
}

.ending-card[open] .card-body {
  margin-top: 18px;
  padding-top: 20px;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 30px;
  padding-top: 0;
}

.content-block {
  padding: 0;
  border: 0;
  background: transparent;
}

.content-block-full,
.route-section-full {
  grid-column: 1 / -1;
}

.condition-group + .condition-group {
  margin-top: 12px;
}

.condition-group strong {
  display: block;
  margin-bottom: 6px;
  font: 700 0.9rem/1.35 var(--font-ui);
  color: var(--ink);
}

.note-stack {
  display: grid;
  gap: 16px;
}

.note-box {
  padding: 0 0 0 14px;
  border-left: 2px solid rgba(183, 101, 66, 0.48);
  background: transparent;
}

.note-box-good {
  border-left-color: rgba(116, 140, 85, 0.72);
}

.note-box-warn {
  border-left-color: rgba(183, 101, 66, 0.72);
}

.note-box strong {
  display: block;
  margin-bottom: 6px;
  font: 700 0.88rem/1.35 var(--font-ui);
}

.note-box p {
  margin: 0;
  font: 500 0.94rem/1.7 var(--font-ui);
}

.routes-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.route-sheet {
  padding: 20px;
  border: 1px solid rgba(112, 84, 70, 0.12);
  background: rgba(255, 252, 247, 0.9);
  box-shadow: var(--shadow-card);
}

.route-sheet-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.route-identity {
  margin-bottom: 18px;
}

.route-divider {
  height: 1px;
  margin: 18px 0;
  background: rgba(112, 84, 70, 0.12);
}

.route-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.route-section {
  padding: 15px;
  border: 1px solid rgba(112, 84, 70, 0.1);
  background: rgba(255, 254, 251, 0.88);
}

.combo-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.combo-controls button,
.example-button {
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(117, 82, 67, 0.18);
  background: linear-gradient(180deg, #fff8f1, #f4e7d8);
  color: var(--accent-deep);
  font: 700 0.92rem/1 var(--font-ui);
  cursor: pointer;
}

.combo-controls button:hover,
.example-button:hover {
  background: linear-gradient(180deg, #fffaf5, #f0dfcd);
}

.example-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.combo-result {
  border: 1px solid rgba(112, 84, 70, 0.12);
  background: rgba(255, 252, 247, 0.9);
  box-shadow: var(--shadow-card);
}

.combo-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 18px 18px 0;
}

.combo-header h3 {
  margin: 0;
  font: 700 1.45rem/1.18 var(--font-display);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  font: 700 0.85rem/1 var(--font-ui);
  border: 1px solid rgba(112, 84, 70, 0.12);
}

.status-badge.ok {
  background: rgba(116, 140, 85, 0.12);
  color: #576845;
}

.status-badge.no {
  background: rgba(183, 101, 66, 0.1);
  color: var(--accent-deep);
}

.combo-box {
  margin: 18px;
  padding: 16px;
  border: 1px solid rgba(112, 84, 70, 0.1);
  background: rgba(255, 255, 255, 0.7);
}

.combo-box-strong {
  background: rgba(183, 101, 66, 0.07);
}

.combo-box strong {
  display: block;
  margin-bottom: 8px;
  font: 700 0.92rem/1.35 var(--font-ui);
  color: var(--accent-deep);
}

.combo-box p {
  margin: 0;
}

.combo-sections {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 0 18px 18px;
}

.empty-state {
  padding: 24px;
  border: 1px dashed rgba(112, 84, 70, 0.24);
  background: rgba(255, 251, 246, 0.7);
  color: var(--ink-soft);
  font: 500 0.98rem/1.7 var(--font-ui);
}

.page-foot {
  margin-top: 24px;
  padding: 18px 4px 0;
  color: rgba(57, 40, 40, 0.82);
  font: 500 0.88rem/1.7 var(--font-ui);
}

@media (max-width: 1180px) {
  .hero-copy {
    white-space: normal;
  }

  .hero-stats,
  .job-grid,
  .cards-grid,
  .routes-grid,
  .combo-sections,
  .route-detail-grid,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .card-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1000px) {
  body::before {
    content: "";
    position: fixed;
    width: min(76vw, 680px);
    aspect-ratio: 1 / 1;
    right: -12vw;
    top: 26px;
    border-radius: 50%;
    background: radial-gradient(
      circle at 48% 46%,
      rgba(255, 249, 231, 0.92) 0%,
      rgba(244, 229, 198, 0.76) 34%,
      rgba(209, 202, 226, 0.28) 62%,
      transparent 73%
    );
    box-shadow:
      0 0 140px rgba(244, 221, 190, 0.3),
      0 0 70px rgba(219, 215, 255, 0.18);
    opacity: 0.95;
    pointer-events: none;
    z-index: -1;
  }

  .page-shell {
    width: min(100vw - 28px, 1000px);
    padding-top: 152px;
  }

  .masthead,
  .panel {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-intro-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .hero-note {
    grid-template-columns: 1fr;
  }

  .hero-figure {
    justify-content: flex-end;
    min-height: auto;
    padding-right: 0;
  }

  .hero-figure img {
    width: min(62vw, 280px);
    max-height: 280px;
  }

  .site-menu {
    flex-direction: column;
    align-items: stretch;
    padding: 12px 14px;
  }

  .site-hub-nav {
    top: 101px;
    padding: 0 14px;
  }

  .menu-actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .top-nav {
    width: 100%;
  }

  .lang-toggle {
    width: 100%;
    justify-content: flex-end;
    padding-left: 0;
    border-left: 0;
  }

  .top-nav a {
    flex: 1 1 30%;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100vw - 18px, 640px);
    padding-top: 148px;
    padding-bottom: 48px;
  }

  .masthead {
    padding-top: 28px;
    padding-bottom: 24px;
  }

  .masthead-copy h1 {
    font-size: 2.28rem;
  }

  .site-menu {
    padding: 12px;
  }

  .site-hub-nav {
    top: 97px;
    padding: 0 12px;
  }

  .site-hub-link {
    min-height: 38px;
    padding: 0 12px;
    font-size: 0.84rem;
  }

  .section-head {
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 22px;
  }

  .search-box input {
    width: 100%;
  }

  .menu-brand {
    min-height: 32px;
    font-size: 0.9rem;
  }

  .top-nav a {
    min-height: 36px;
    padding: 0 10px;
    font-size: 0.86rem;
  }

  .panel {
    margin-top: 18px;
    padding: 20px 16px 22px;
  }

  .panel-head,
  .combo-controls,
  .combo-header,
  .route-sheet-top {
    flex-direction: column;
    align-items: stretch;
  }

  .panel-tools input {
    width: 100%;
  }

  .card-summary,
  .card-body,
  .route-sheet,
  .combo-header,
  .combo-sections,
  .combo-box {
    padding-left: 14px;
    padding-right: 14px;
  }

  .combo-sections {
    padding-bottom: 14px;
  }
}