@import url("/shared/brand.css?v=20260807a");

:root {
  --ink: #1a1615;
  --ink-raised: #231d1b;
  --ink-soft: #302724;
  --paper: #eadfd8;
  --paper-soft: #b2a29a;
  --muted: #7d6e68;
  --line: rgba(234, 223, 216, 0.12);
  --line-strong: rgba(234, 223, 216, 0.27);
  --accent: #96756d;
  --accent-soft: rgba(150, 117, 109, 0.12);
  --clue: #9c776e;
  --clue-soft: rgba(156, 119, 110, 0.12);
  --correct: #788675;
  --danger: #9b655f;
  --shadow: 9px 11px 0 rgba(0, 0, 0, 0.25);
  --radius-sm: 2px;
}

html[data-theme="light"] {
  --ink: #ebe3de;
  --ink-raised: #f4ece7;
  --ink-soft: #dfd4ce;
  --paper: #302522;
  --paper-soft: #604f48;
  --muted: #7f6d66;
  --line: rgba(69, 45, 37, 0.13);
  --line-strong: rgba(69, 45, 37, 0.27);
  --accent: #76554d;
  --accent-soft: rgba(118, 85, 77, 0.1);
  --clue: #76554d;
  --clue-soft: rgba(118, 85, 77, 0.1);
  --correct: #586f58;
  --danger: #7d4f49;
  --shadow: 9px 11px 0 rgba(82, 54, 45, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  transition: background-color 180ms ease, color 180ms ease;
}

button,
input {
  color: inherit;
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  transform: translateY(-150%);
  background: var(--paper);
  color: var(--ink);
}

.skip-link:focus {
  transform: translateY(0);
}

/* site chrome: shared/brand.css */

.office-view {
  width: min(1080px, calc(100% - 44px));
  min-height: calc(100vh - 64px);
  margin: 0 auto;
  padding: clamp(72px, 11vw, 148px) 0 90px;
}

.office-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
  gap: 50px;
  align-items: end;
  margin-bottom: 76px;
}

.office-intro > p:first-child {
  grid-column: 1 / -1;
  margin: 0 0 -28px;
  color: var(--clue);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.office-intro h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 6vw, 4.8rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.05em;
  word-break: keep-all;
}

.office-intro > div p {
  margin: 0;
  color: var(--paper-soft);
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.85;
  word-break: keep-all;
}

.case-list {
  border-top: 1px solid var(--line-strong);
}

.case-card {
  display: grid;
  grid-template-columns: 135px minmax(0, 1fr) 150px;
  gap: 32px;
  align-items: start;
  padding: 36px 0;
  border-bottom: 1px solid var(--line-strong);
  text-decoration: none;
}

.case-card:hover h2,
.case-card:focus-visible h2 {
  color: var(--clue);
}

.case-code {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 11px;
}

.case-code strong {
  color: var(--clue);
  font-size: 12px;
  font-weight: 500;
}

.case-card-copy h2 {
  margin: 0 0 13px;
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  transition: color 150ms ease;
}

.case-card-copy > p {
  margin: 0;
  color: var(--paper-soft);
  font-family: var(--serif);
  font-size: 0.92rem;
  line-height: 1.8;
}

.case-start {
  align-self: center;
  justify-self: end;
  color: var(--clue);
  font-size: 12px;
}

.case-start::after {
  content: "  →";
}

.office-note {
  max-width: 680px;
  margin-top: 52px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.75;
}

.case-view {
  display: grid;
  width: min(1180px, calc(100% - 44px));
  min-height: calc(100vh - 64px);
  grid-template-columns: 220px minmax(0, 760px);
  gap: clamp(54px, 8vw, 110px);
  justify-content: center;
  margin: 0 auto;
  padding: 66px 0 120px;
}

.case-rail {
  position: sticky;
  top: 104px;
  align-self: start;
}

.back-link {
  color: var(--clue);
  font-size: 12px;
  text-decoration: none;
}

.back-link::before {
  content: "←  ";
}

.case-location {
  display: grid;
  gap: 5px;
  margin-top: 42px;
}

.case-location span,
.pin-summary span {
  color: var(--muted);
  font-size: 11px;
}

.case-location strong {
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
}

.case-steps {
  position: relative;
  display: grid;
  gap: 0;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.case-steps::before {
  content: "";
  position: absolute;
  top: 7px;
  bottom: 7px;
  left: 4px;
  width: 1px;
  background: var(--line-strong);
}

.case-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 12px;
  padding-bottom: 24px;
  color: var(--muted);
  font-size: 11px;
}

.case-steps li::before {
  content: "";
  z-index: 1;
  width: 9px;
  height: 9px;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.case-steps li.is-active,
.case-steps li.is-complete {
  color: var(--paper);
}

.case-steps li.is-active::before {
  background: var(--clue);
  border-color: var(--clue);
  box-shadow: 0 0 0 5px var(--clue-soft);
}

.case-steps li.is-complete::before {
  border-color: var(--clue);
}

.pin-summary {
  display: grid;
  gap: 5px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.pin-summary strong {
  color: var(--paper-soft);
  font-size: 12px;
  font-weight: 400;
}

.pin-summary b {
  color: var(--clue);
  font-weight: 500;
}

.briefing-panel,
.evidence-panel,
.accusation-panel,
.solution-panel {
  padding-top: 22px;
}

.case-number,
.panel-heading > p,
.solution-heading > p {
  margin: 0 0 24px;
  color: var(--clue);
  font-size: 11px;
  letter-spacing: 0.09em;
}

.briefing-panel > h1,
.panel-heading h1,
.solution-heading h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.045em;
  word-break: keep-all;
}

.case-meta {
  margin: 23px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.briefing-copy,
.panel-heading > p:last-child,
.solution-heading > p:last-child {
  color: var(--paper-soft);
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.95;
}

.briefing-copy {
  margin: 44px 0 54px;
}

.briefing-copy p {
  margin: 0;
  text-align: justify;
  text-justify: inter-character;
}

.briefing-copy p + p {
  margin-top: 1.45em;
}

.suspect-section {
  margin-bottom: 40px;
}

.suspect-section h2,
.solution-section h2 {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.suspect-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.suspect-card {
  padding: 20px;
  background: var(--ink-raised);
}

.suspect-card strong {
  display: block;
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 500;
}

.suspect-card span {
  display: block;
  margin-top: 6px;
  color: var(--clue);
  font-size: 11px;
  line-height: 1.45;
}

.suspect-card p {
  margin: 15px 0 0;
  color: var(--paper-soft);
  font-size: 12px;
  line-height: 1.65;
}

.primary-button,
.secondary-button {
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--clue);
  border-radius: var(--radius-sm);
  font-size: 12px;
  cursor: pointer;
}

.primary-button {
  background: var(--clue);
  color: var(--ink);
}

.secondary-button {
  background: transparent;
  color: var(--clue);
}

.primary-button:hover,
.primary-button:focus-visible,
.secondary-button:hover,
.secondary-button:focus-visible {
  filter: brightness(1.1);
}

.panel-heading {
  margin-bottom: 44px;
}

.panel-heading > p:last-child,
.solution-heading > p:last-child {
  max-width: 650px;
  margin: 26px 0 0;
}

.evidence-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.filter-button {
  padding: 8px 11px;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--paper-soft);
  font-size: 12px;
  cursor: pointer;
}

.filter-button.is-active,
.filter-button:hover,
.filter-button:focus-visible {
  background: var(--clue-soft);
  border-color: var(--clue);
  color: var(--clue);
}

.evidence-count {
  margin: 13px 0 22px;
  color: var(--muted);
  font-size: 11px;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.evidence-card {
  position: relative;
  display: flex;
  min-height: 220px;
  flex-direction: column;
  padding: 20px;
  background: var(--ink-raised);
  border: 1px solid var(--line);
  text-align: left;
  cursor: pointer;
}

.evidence-card:hover,
.evidence-card:focus-visible {
  background: var(--ink-soft);
  border-color: var(--clue);
}

.evidence-card.is-pinned::after {
  content: "수사판 고정";
  position: absolute;
  top: 17px;
  right: 17px;
  color: var(--correct);
  font-size: 10.5px;
}

.evidence-card span {
  color: var(--clue);
  font-size: 10.5px;
  letter-spacing: 0.07em;
}

.evidence-card strong {
  display: block;
  margin-top: 28px;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.5;
}

.evidence-card p {
  margin: 14px 0 0;
  color: var(--paper-soft);
  font-size: 12px;
  line-height: 1.65;
}

.evidence-card small {
  margin-top: auto;
  padding-top: 20px;
  color: var(--muted);
  font-size: 10.5px;
}

.pin-board {
  margin: 46px 0 30px;
  padding: 22px;
  background: var(--clue-soft);
  border: 1px solid color-mix(in srgb, var(--clue) 25%, transparent);
}

.pin-board header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--clue);
  font-size: 11px;
}

.pin-board header strong {
  font-weight: 500;
}

#pin-board-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pin-chip {
  padding: 6px 8px;
  background: var(--ink-raised);
  color: var(--paper-soft);
  font-size: 11px;
}

#pin-board-empty {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

#accusation-form {
  margin-top: 48px;
}

.question-block {
  margin: 0;
  padding: 34px 0;
  border: 0;
  border-top: 1px solid var(--line-strong);
}

.question-block legend {
  padding: 0;
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.65;
}

.question-options {
  display: grid;
  gap: 8px;
  margin-top: 20px;
}

.question-option {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 11px;
  align-items: start;
  padding: 15px;
  background: var(--ink-raised);
  border: 1px solid var(--line);
  color: var(--paper-soft);
  font-size: 12px;
  line-height: 1.6;
  cursor: pointer;
}

.question-option:has(input:checked) {
  background: var(--clue-soft);
  border-color: var(--clue);
  color: var(--paper);
}

.question-option input {
  margin: 3px 0 0;
  accent-color: var(--clue);
}

.form-error {
  margin: 20px 0;
  padding: 18px;
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border-left: 2px solid var(--danger);
  color: var(--paper-soft);
  font-family: var(--serif);
  font-size: 0.92rem;
  line-height: 1.75;
}

.form-actions,
.solution-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
}

.solution-heading {
  padding-bottom: 58px;
  border-bottom: 1px solid var(--line-strong);
}

.solution-section {
  padding: 58px 0;
  border-bottom: 1px solid var(--line-strong);
}

#solution-steps,
.timeline {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: solution-step;
}

#solution-steps li {
  counter-increment: solution-step;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 14px;
  color: var(--paper-soft);
  font-family: var(--serif);
  font-size: 0.95rem;
  line-height: 1.85;
}

#solution-steps li::before {
  content: counter(solution-step, decimal-leading-zero);
  color: var(--clue);
  font-family: var(--sans);
  font-size: 11px;
}

.timeline li {
  padding-left: 18px;
  border-left: 1px solid var(--clue);
  color: var(--paper-soft);
  font-size: 12px;
  line-height: 1.65;
}

.solution-panel blockquote {
  margin: 52px 0 0;
  padding: 24px;
  background: var(--clue-soft);
  color: var(--paper);
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.95;
}

.solution-actions span {
  color: var(--muted);
  font-size: 11px;
}

.evidence-dialog {
  width: min(680px, calc(100% - 32px));
  max-height: min(82vh, 820px);
  padding: clamp(28px, 5vw, 48px);
  overflow-y: auto;
  background: var(--ink-raised);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--paper);
}

.evidence-dialog::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.dialog-close {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 7px 9px;
  background: none;
  border: 0;
  color: var(--muted);
  font-size: 11px;
  cursor: pointer;
}

.dialog-category {
  margin: 0 0 18px;
  color: var(--clue);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.evidence-dialog h2 {
  margin: 0;
  padding-right: 30px;
  font-family: var(--serif);
  font-size: clamp(1.55rem, 5vw, 2.35rem);
  font-weight: 500;
  line-height: 1.4;
}

.dialog-source {
  margin: 14px 0 30px;
  color: var(--muted);
  font-size: 11px;
}

.dialog-body {
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.95;
}

.dialog-body p {
  margin: 0;
}

.dialog-body p + p {
  margin-top: 1.4em;
}

.pin-button {
  margin-top: 34px;
  padding: 10px 13px;
  background: transparent;
  border: 1px solid var(--clue);
  color: var(--clue);
  font-size: 12px;
  cursor: pointer;
}

.pin-button[aria-pressed="true"] {
  background: var(--clue);
  color: var(--ink);
}

@media (max-width: 900px) {
  .office-intro {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .office-intro > p:first-child {
    margin-bottom: 0;
  }

  .case-card {
    grid-template-columns: 110px 1fr;
  }

  .case-start {
    display: none;
  }

  .case-view {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .case-rail {
    position: static;
  }

  .case-location,
  .case-steps,
  .pin-summary {
    display: none;
  }
}

@media (max-width: 660px) {
  .office-view,
  .case-view {
    width: min(100% - 32px, 760px);
  }

  .office-view {
    padding-top: 62px;
  }

  .office-intro h1 br {
    display: none;
  }

  .case-card {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .case-code {
    grid-template-columns: auto auto;
    justify-content: start;
    gap: 16px;
  }

  .case-view {
    padding-top: 34px;
  }

  .briefing-panel > h1,
  .panel-heading h1,
  .solution-heading h1 {
    font-size: clamp(2.2rem, 13vw, 3.5rem);
  }

  .briefing-copy p {
    text-align: left;
  }

  .suspect-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .evidence-card {
    min-height: 190px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition-duration: 0.01ms !important;
  }
}

/* 2026 editorial reframe */
.office-intro h1,
.case-card-copy h2,
.briefing-panel h1,
.panel-heading h1,
.solution-heading h1,
.suspect-section h2,
.solution-section h2,
.related-content h2,
.related-card strong {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.03em;
}

.office-intro h1 {
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  line-height: 1.14;
}

.case-card {
  box-shadow: inset 0 -1px 0 var(--line-strong);
}