:root {
  --bg: #f4f5f7;
  --bg-soft: #eef1f4;
  --bg-card: #ffffff;
  --bg-panel: #f8fafc;
  --line: rgba(75,85,99,0.16);
  --line-strong: rgba(47,93,138,0.34);
  --text: #1f2937;
  --text-soft: #4b5563;
  --text-dim: #6b7280;
  --accent: #2f5d8a;
  --accent-soft: rgba(47,93,138,0.1);
  --danger: #b35c5c;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 42px rgba(17,24,39,0.08);
  --heading-font: Georgia, "Times New Roman", serif;
  --body-font: "Noto Sans KR", sans-serif;
  --mono-font: "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: linear-gradient(180deg, var(--bg-panel) 0%, var(--bg) 180px, var(--bg) 100%);
  color: var(--text);
  font-family: var(--body-font);
}

a { color: inherit; }
button, input, textarea, select { font: inherit; }

.site-shell {
  min-height: 100vh;
}

.topnav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 24px;
  background: #243567;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 3px 6px rgba(17,24,39,0.25), 0 12px 28px rgba(17,24,39,0.28);
}

.nav-logo {
  font-family: Calibri, var(--body-font), sans-serif;
  font-weight: 700;
  font-size: 2rem;
  color: #ffffff;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  align-self: flex-end;
  padding-bottom: 6px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-shrink: 0;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
  padding: 0;
  margin: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.72);
  transition: color 0.2s ease;
}

.nav-links a.active,
.nav-links a:hover {
  color: #ffffff;
}

.edit-toggle,
.btn,
.link-btn,
.editor-action,
.editor-secondary,
.editor-danger,
.editor-tab {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
  transition: 0.2s ease;
}

.edit-toggle {
  padding: 9px 14px;
  font-family: var(--mono-font);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.35);
}

.edit-toggle:hover,
.edit-toggle.is-active {
  border-color: #ffffff;
  color: #243567;
  background: #ffffff;
}

.layout-shell {
  display: grid;
  grid-template-columns: 1fr;
}

.layout-shell.is-editing {
  grid-template-columns: minmax(330px, 390px) minmax(0, 1fr);
}

.editor-panel {
  display: none;
  min-height: calc(100vh - 72px);
  position: sticky;
  top: 72px;
  align-self: start;
  background: var(--bg-panel);
  border-right: 1px solid var(--line);
  overflow-y: auto;
}

.layout-shell.is-editing .editor-panel {
  display: block;
}

.page-root {
  min-width: 0;
}

body[data-route="showcase"] .topnav {
  display: none;
}

.showcase-frame {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  border: 0;
  z-index: 50;
  background: #000;
}

.page-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 48px 24px 90px;
}

.page-hero {
  display: grid;
  gap: 16px;
  margin-bottom: 26px;
}

.page-wrap-detail {
  max-width: 1440px;
}

.page-hero--detail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.page-hero-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.page-hero-title {
  margin: 0;
  font-family: var(--heading-font);
  font-size: clamp(2.3rem, 4.6vw, 4.15rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.page-hero-sub {
  max-width: 780px;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 1rem;
}

.page-hero-copy {
  min-width: 0;
}

.page-hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.detail-hero-bullet {
  color: #7f807f;
  font-weight: 600;
  font-size: 1rem;
}

.view-toggle {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.view-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--text-dim);
  cursor: pointer;
  transition: 0.2s ease;
}

.view-toggle-btn:hover {
  color: var(--text-soft);
  border-color: var(--line-strong);
}

.view-toggle-btn.is-active {
  color: var(--accent);
  border-color: var(--line-strong);
  background: var(--accent-soft);
}

.project-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 18px;
}

.filter-category-group {
  display: flex;
  gap: 6px;
}

.filter-radio {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--text-dim);
  font-size: 0.78rem;
  cursor: pointer;
  transition: 0.2s ease;
}

.filter-radio:hover {
  border-color: var(--line-strong);
  color: var(--text-soft);
}

.filter-radio.is-active {
  color: var(--accent);
  border-color: var(--line-strong);
  background: var(--accent-soft);
}

.filter-radio input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.filter-tag-input {
  flex: 1 1 240px;
  min-width: 180px;
  max-width: 360px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--text);
  font-size: 0.8rem;
}

.filter-tag-input:focus {
  outline: none;
  border-color: var(--line-strong);
}

.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  margin: 28px 0 44px;
}

.card,
.resume-section,
.project-card,
.detail-intro-card,
.detail-doc-section,
.notice-box,
.empty-card,
.theme-note-box {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.detail-intro-card,
.detail-doc-section,
.notice-box,
.empty-card {
  padding: 26px;
}

.meta-item,
.stat-item {
  display: grid;
  gap: 4px;
}

.meta-label,
.section-kicker,
.editor-kicker,
.project-number,
.doc-index {
  font-family: var(--mono-font);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--text-dim);
}

.meta-value,
.project-tags .tag,
.contact-list a,
.detail-links a {
  color: var(--text-soft);
}

.contact-list,
.detail-links,
.document-meta {
  display: grid;
  gap: 10px;
}

.section-title,
.project-title,
.detail-title,
.editor-title,
.doc-title {
  margin: 0 0 12px;
}

.section-title,
.doc-title,
.editor-title {
  font-size: 1.1rem;
}

.section-title,
.project-title,
.doc-title,
.editor-title {
  font-family: var(--heading-font);
}

.project-list {
  display: grid;
  gap: 28px;
}

.project-card {
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  grid-template-rows: auto 1fr;
  gap: 0 28px;
  overflow: hidden;
}

/* ── Grid view ────────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.project-grid-card {
  display: block;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: 0.2s ease;
}

.project-grid-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.project-grid-header {
  margin: -20px -20px 14px;
  padding: 16px 20px 18px;
  background: #243567;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.project-number-on-navy {
  color: rgba(255,255,255,0.65);
}

.category-label--research {
  color: #e8b563;
}

.category-label--development {
  color: #7ec8e3;
}

.project-grid-title {
  margin: 4px 0 0;
  font-family: var(--heading-font);
  font-size: 1.1rem;
  line-height: 1.3;
  color: #ffffff;
}

.project-grid-sub {
  color: #7f807f;
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 12px;
}

.project-grid-card .project-tags {
  margin: 0;
}

/* ── List view ────────────────────────────── */
.project-list-rows {
  display: grid;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.project-list-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 22px;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s ease;
}

.project-list-row:last-child {
  border-bottom: none;
}

.project-list-row:hover {
  background: var(--accent-soft);
}

.project-list-row-num {
  font-family: var(--mono-font);
  font-size: 0.75rem;
  color: var(--text-dim);
  flex-shrink: 0;
  width: 24px;
}

.project-list-row-body {
  min-width: 0;
  flex: 1 1 auto;
}

.project-list-row-title {
  font-family: var(--heading-font);
  font-size: 1.05rem;
}

.project-list-row-sub {
  color: var(--text-soft);
  font-size: 0.85rem;
  margin-top: 2px;
}

.project-list-row-tags {
  flex-shrink: 0;
  display: none;
  margin: 0;
}

@media (min-width: 720px) {
  .project-list-row-tags {
    display: flex;
  }
}

.project-card-header {
  grid-column: 1 / -1;
  grid-row: 1;
  min-height: 132px;
  padding: 16px 26px 20px;
  background: #243567;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-card-body {
  grid-column: 1;
  grid-row: 2;
  padding: 20px 26px 26px;
}

.project-title {
  font-size: 1.95rem;
  line-height: 1.15;
  color: #ffffff;
}

.project-subtitle,
.project-summary,
.detail-description,
.document-description,
.rich-text p,
.notice-box,
.empty-card {
  color: var(--text-soft);
  line-height: 1.85;
}

.project-subtitle {
  color: #7f807f;
  font-weight: 700;
  font-size: 1.3rem;
}

.rich-text p:first-child { margin-top: 0; }
.rich-text p:last-child { margin-bottom: 0; }

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid var(--line-strong);
  font-size: 0.75rem;
}

.project-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.btn,
.link-btn,
.editor-action,
.editor-secondary,
.editor-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  padding: 10px 16px;
  font-size: 0.8rem;
  font-weight: 600;
}

.btn-primary,
.editor-action,
.editor-tab.is-active {
  background: var(--accent-soft);
  border-color: var(--line-strong);
  color: var(--accent);
}

.btn-primary:hover,
.editor-action:hover,
.editor-tab:hover {
  background: rgba(0,0,0,0.02);
  border-color: var(--line-strong);
}

.btn-ghost,
.link-btn,
.editor-secondary,
.editor-tab {
  color: var(--text-soft);
  background: var(--bg-card);
}

.btn-ghost:hover,
.link-btn:hover,
.editor-secondary:hover,
.editor-danger:hover,
.btn-disabled {
  border-color: var(--line);
  color: var(--text);
}

.btn-disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.editor-danger {
  color: var(--danger);
  border-color: rgba(179,92,92,0.3);
}

.project-preview,
.detail-doc-viewer {
  min-width: 0;
}

@media (min-width: 1000px) {
  .detail-doc-section.is-split {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    gap: 30px;
    align-items: start;
  }

  .detail-doc-section.is-split .document-meta {
    align-content: start;
  }
}

.project-card .project-preview {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: start;
  position: relative;
  z-index: 2;
  margin: 26px 26px 26px 0;
}

.detail-article {
  display: grid;
  gap: 24px;
}

.detail-layout {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 32px;
}

.detail-intro-side {
  display: grid;
  align-content: start;
  gap: 14px;
}

.project-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: block;
}

.project-grid-header {
  position: relative;
}

.project-icon-card {
  position: absolute;
  top: 0;
  right: 0;
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.detail-period {
  font-family: var(--mono-font);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.detail-intro-side .detail-actions {
  flex-direction: column;
  align-items: flex-start;
  margin-top: 0;
}

.detail-main {
  display: grid;
  align-content: start;
  gap: 24px;
  min-width: 0;
}

.detail-main-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.detail-split {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 24px;
  align-items: start;
  min-width: 0;
}

.detail-split-text {
  min-width: 0;
}

.detail-split-docs {
  position: relative;
  min-width: 0;
}

.detail-doc-arrow {
  position: absolute;
  left: 50%;
  z-index: 20;
  padding: 0;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  color: var(--text-soft);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(17,24,39,0.08);
  transition: 0.2s ease;
}

.detail-doc-arrow-up {
  top: 0;
  transform: translate(-50%, -50%);
}

.detail-doc-arrow-down {
  bottom: 0;
  transform: translate(-50%, 50%);
}

.detail-doc-arrow-up:hover:not(:disabled) {
  transform: translate(-50%, -50%) scale(1.06);
}

.detail-doc-arrow-down:hover:not(:disabled) {
  transform: translate(-50%, 50%) scale(1.06);
}

.detail-doc-arrow:hover:not(:disabled) {
  border-color: var(--line-strong);
  color: var(--accent);
}

.detail-doc-arrow:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.detail-doc-count {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 20;
  font-family: var(--mono-font);
  font-size: 0.7rem;
  color: var(--text-dim);
  background: var(--bg-card);
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.detail-split-docs .detail-doc-section.is-split {
  display: block;
}

.detail-split-doc-viewport {
  animation: detail-split-doc-in 0.3s ease;
}

@keyframes detail-split-doc-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 860px) {
  .detail-split {
    grid-template-columns: 1fr;
  }
}

.slide-zone {
  margin: 26px 0 0;
}

.slide-zone:first-child {
  margin-top: 0;
}

.slide-zone-title {
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono-font);
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: #243567;
}

.slide-bullets {
  margin: 0;
  padding-left: 1.3em;
  display: grid;
  gap: 8px;
}

.slide-bullets li {
  color: var(--text-soft);
  line-height: 1.7;
}

.detail-slide-viewport {
  min-height: 0;
}

.detail-slide-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.detail-slide-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--text-soft);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  transition: 0.2s ease;
}

.detail-slide-arrow:hover:not(:disabled) {
  border-color: var(--line-strong);
  color: var(--accent);
}

.detail-slide-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.detail-slide-dots {
  display: flex;
  align-items: center;
  gap: 8px;
}

.detail-slide-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--line-strong);
  opacity: 0.4;
  cursor: pointer;
  padding: 0;
  transition: 0.2s ease;
}

.detail-slide-dot.is-active {
  opacity: 1;
  background: var(--accent);
  transform: scale(1.2);
}

.detail-slide-count {
  font-family: var(--mono-font);
  font-size: 0.75rem;
  color: var(--text-dim);
}

@media (min-width: 1560px) {
  .detail-layout {
    display: block;
    position: relative;
  }

  .detail-intro-side {
    position: absolute;
    top: 0;
    right: 100%;
    width: 160px;
    margin-right: 32px;
  }
}

.detail-intro-card {
  display: grid;
  gap: 16px;
}

.detail-inline-notice {
  margin-top: 8px;
}

.detail-doc-section {
  display: grid;
  gap: 18px;
}

.document-meta {
  margin-bottom: 2px;
}

.editor-inner {
  display: grid;
  gap: 18px;
  padding: 22px 18px 28px;
}

.editor-head {
  display: grid;
  gap: 8px;
}

.editor-copy {
  color: var(--text-soft);
  font-size: 0.92rem;
  line-height: 1.75;
}

.editor-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.editor-tab {
  padding: 8px 12px;
}

.editor-section {
  display: grid;
  gap: 14px;
  padding: 16px;
  background: rgba(255,255,255,0.52);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.editor-row {
  display: grid;
  gap: 8px;
}

.editor-grid,
.editor-inline-grid,
.theme-token-grid {
  display: grid;
  gap: 12px;
}

.editor-inline-grid.two {
  grid-template-columns: 1fr 1fr;
}

.editor-row label,
.editor-section label,
.theme-token-field {
  font-size: 0.82rem;
  color: var(--text-soft);
}

.editor-row input,
.editor-row textarea,
.editor-row select,
.editor-section input,
.editor-section textarea,
.editor-section select,
.theme-token-input-wrap input[type="text"] {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--text);
  padding: 10px 12px;
}

.editor-row textarea,
.editor-section textarea {
  min-height: 100px;
  resize: vertical;
}

.editor-note {
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.doc-editor-card {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-card);
}

.editor-footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.editor-subsection {
  display: grid;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.editor-subhead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.theme-note-box {
  padding: 14px 16px;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--text-dim);
}

.theme-token-grid {
  grid-template-columns: 1fr;
}

.theme-token-field {
  display: grid;
  gap: 8px;
}

.theme-token-input-wrap {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 10px;
}

.theme-token-input-wrap input[type="color"] {
  width: 54px;
  min-width: 54px;
  height: 44px;
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg-card);
}

.empty-card,
.notice-box {
  margin-top: 20px;
}

@media (max-width: 1180px) {
  .project-card {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .project-card-header {
    grid-column: 1;
  }

  .project-card .project-preview {
    grid-column: 1;
    grid-row: 3;
    margin: 0 26px 26px;
  }

  .project-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 960px) {
  .layout-shell.is-editing {
    grid-template-columns: 1fr;
  }

  .editor-panel {
    position: static;
    min-height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .topnav {
    padding: 0 16px;
    gap: 12px;
    flex-wrap: wrap;
    height: auto;
    min-height: 72px;
  }

  .nav-right {
    width: 100%;
    justify-content: space-between;
    padding-bottom: 12px;
  }

  .nav-links {
    gap: 14px;
    flex-wrap: wrap;
  }

  .page-wrap {
    padding: 34px 16px 64px;
  }

  .page-hero-head {
    flex-direction: column;
  }

  .view-toggle {
    margin-top: 4px;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-list-row {
    padding: 14px 16px;
  }

  .detail-intro-card,
  .detail-doc-section,
  .card,
  .notice-box,
  .empty-card {
    padding: 20px;
  }

  .detail-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .project-card-header {
    padding: 14px 20px 16px;
  }

  .project-card-body {
    padding: 16px 20px 20px;
  }

  .project-card .project-preview {
    margin: 0 20px 20px;
  }

  .editor-inline-grid.two,
  .theme-token-input-wrap {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #ffffff !important;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .topnav,
  .editor-panel,
  .edit-toggle,
  .no-print {
    display: none !important;
  }

  .layout-shell,
  .layout-shell.is-editing {
    display: block !important;
  }

  .page-wrap {
    max-width: none;
    padding: 0;
  }

  .card,
  .project-card,
  .detail-intro-card,
  .detail-doc-section,
  .notice-box,
  .empty-card,
  .theme-note-box {
    box-shadow: none;
  }
}

/* ═══════════════════════════════════════════════════
   프로젝트 포트폴리오 PDF — 16:9 슬라이드 덱
   (frontend/modules/projects-pdf-export.js)
═══════════════════════════════════════════════════ */
.pdeck-stage {
  position: absolute;
  top: 0;
  left: -99999px;
  width: 1280px;
  pointer-events: none;
  z-index: -1;
}

.pdeck-slide {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  padding: 46px 52px;
  background: #ffffff;
  color: var(--rv-ink, #18181a);
  font-family: var(--rv-sans, 'Pretendard', sans-serif);
  overflow: hidden;
}

/* ── 상단 메타 라인 ─────────────────────────── */
.pdeck-topline {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 22px;
  margin-bottom: 14px;
}

.pdeck-topline-spacer { flex: 1; }

.pdeck-topline-label,
.pdeck-period {
  font-family: var(--mono-font, monospace);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--rv-ink-muted, #9b9aa0);
}

.pdeck-num {
  font-family: var(--mono-font, monospace);
  font-size: 15px;
  font-weight: 700;
  color: var(--rv-accent, #1c3d6e);
  letter-spacing: 0.04em;
}

.pdeck-chip {
  font-family: var(--mono-font, monospace);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 3px 9px;
  border-radius: 3px;
}

.pdeck-chip--dev {
  background: var(--rv-accent-pale, #eaf0f8);
  color: var(--rv-accent, #1c3d6e);
}

.pdeck-chip--research {
  background: #f3ece2;
  color: #7a5426;
}

/* ── 제목 ──────────────────────────────────── */
.pdeck-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 4px;
  font-size: 34px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.pdeck-icon {
  width: 38px;
  height: 38px;
  flex: none;
  border-radius: 7px;
}

.pdeck-title em {
  font-style: normal;
  font-size: 19px;
  font-weight: 500;
  color: var(--rv-ink-muted, #9b9aa0);
}

.pdeck-sub {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 500;
  color: var(--rv-accent-mid, #2a5599);
}

/* ── 본문 2단 ──────────────────────────────── */
.pdeck-body {
  flex: 1;
  min-height: 0;
  display: flex;
  gap: 26px;
}

.pdeck-col-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.pdeck-lead {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.62;
  color: var(--rv-ink-soft, #4b4a50);
}

.pdeck-lead strong { color: var(--rv-ink, #18181a); }

.pdeck-cards {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: min-content;
  gap: 11px;
  align-content: start;
}

.pdeck-cards--wide { grid-template-columns: repeat(2, 1fr); }

.pdeck-card {
  box-sizing: border-box;
  padding: 13px 15px 14px;
  background: #fafaf8;
  border: 1px solid var(--rv-border-sub, #ebebeb);
  border-left: 3px solid var(--rv-accent, #1c3d6e);
  border-radius: 3px;
}

.pdeck-card h3 {
  margin: 0 0 8px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rv-accent, #1c3d6e);
}

.pdeck-card p {
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--rv-ink-soft, #4b4a50);
}

.pdeck-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pdeck-card li {
  position: relative;
  padding-left: 12px;
  margin-bottom: 6px;
  font-size: 13px;
  line-height: 1.52;
  color: var(--rv-ink-soft, #4b4a50);
}

.pdeck-card li:last-child { margin-bottom: 0; }

.pdeck-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 3.5px;
  height: 3.5px;
  border-radius: 50%;
  background: var(--rv-accent-mid, #2a5599);
}

.pdeck-card strong { color: var(--rv-ink, #18181a); font-weight: 600; }

.pdeck-card code {
  font-family: var(--mono-font, monospace);
  font-size: 12px;
  background: #eef0f3;
  padding: 1px 4px;
  border-radius: 2px;
}

/* ── 히어로 이미지 ─────────────────────────── */
.pdeck-col-media {
  width: 430px;
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  overflow: hidden;
}

.pdeck-hero {
  max-width: 100%;
  max-height: 100%;
  background: #ffffff;
  border: 1px solid var(--rv-border, #dddbd4);
  border-radius: 4px;
}

/* ── 하단 태그 / 링크 ──────────────────────── */
.pdeck-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 14px;
  padding-top: 11px;
  border-top: 1px solid var(--rv-border, #dddbd4);
  min-height: 29px;
}

.pdeck-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pdeck-tag {
  font-size: 11.5px;
  font-weight: 500;
  padding: 4px 9px;
  border-radius: 10px;
  background: var(--rv-accent-pale, #eaf0f8);
  color: var(--rv-accent, #1c3d6e);
}

.pdeck-links {
  display: flex;
  gap: 14px;
  flex: none;
}

.pdeck-link {
  font-family: var(--mono-font, monospace);
  font-size: 11.5px;
  color: var(--rv-ink-soft, #4b4a50);
  white-space: nowrap;
}

.pdeck-link b {
  color: var(--rv-accent, #1c3d6e);
  letter-spacing: 0.06em;
}

/* ── 표지 ──────────────────────────────────── */
.pdeck-slide--cover {
  background: var(--rv-accent, #1c3d6e);
  color: #ffffff;
  padding: 52px 78px;
}

.pdeck-cover-inner {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 3px solid rgba(255, 255, 255, 0.34);
  padding-left: 30px;
}

.pdeck-cover-eyebrow {
  font-family: var(--mono-font, monospace);
  font-size: 13px;
  letter-spacing: 0.34em;
  color: rgba(255, 255, 255, 0.62);
}

.pdeck-cover-name {
  margin: 0 0 16px;
  font-size: 76px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}

.pdeck-cover-headline {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 600;
  color: #ffffff;
}

.pdeck-cover-sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.74);
  max-width: 760px;
}

.pdeck-cover-rule {
  width: 64px;
  height: 3px;
  background: rgba(255, 255, 255, 0.5);
  margin: 30px 0 22px;
}

.pdeck-cover-stats {
  display: flex;
  gap: 34px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.74);
}

.pdeck-cover-stats b {
  font-size: 21px;
  color: #ffffff;
  margin-right: 6px;
}

.pdeck-cover-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-family: var(--mono-font, monospace);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.66);
}

/* ── 목차 ──────────────────────────────────── */
.pdeck-section-title {
  margin: 0 0 22px;
  font-size: 30px;
  font-weight: 700;
}

.pdeck-idx-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: min-content;
  gap: 13px 26px;
  align-content: space-between;
}

.pdeck-idx-item {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rv-border-sub, #ebebeb);
}

.pdeck-idx-num {
  font-family: var(--mono-font, monospace);
  font-size: 13px;
  font-weight: 700;
  color: var(--rv-accent, #1c3d6e);
  flex: none;
}

.pdeck-idx-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.pdeck-idx-text b {
  font-size: 15px;
  font-weight: 600;
}

.pdeck-idx-text i {
  font-style: normal;
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--rv-ink-muted, #9b9aa0);
}