:root {
  --paper: #f5efe4;
  --paper-strong: #fffaf1;
  --ink: #1f1b17;
  --muted: #6b6257;
  --line: rgba(31, 27, 23, 0.1);
  --accent: #b14e1f;
  --accent-deep: #7d3218;
  --accent-soft: #e7c28c;
  --panel: rgba(255, 250, 241, 0.84);
  --shadow: 0 22px 70px rgba(70, 37, 17, 0.16);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --body-font: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --display-font: "Source Han Serif SC", "Songti SC", "STSong", serif;
  --mono-font: "JetBrains Mono", "SFMono-Regular", "Menlo", monospace;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--body-font);
  background:
    radial-gradient(circle at top left, rgba(225, 155, 84, 0.22), transparent 30%),
    radial-gradient(circle at right 10% top 15%, rgba(177, 78, 31, 0.12), transparent 22%),
    linear-gradient(180deg, #efe7d8 0%, #f5efe4 38%, #f3ede1 100%);
}

.backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: 0.35;
}

.page-shell {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 20px 64px;
}

.page-shell-wide {
  max-width: 1540px;
}

.auth-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.page-login .auth-shell {
  min-height: calc(100vh - 120px);
  padding: 8px 0 0;
}

.auth-card {
  width: min(520px, 100%);
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  animation: rise 320ms ease-out;
}

.auth-form {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.auth-lead {
  max-width: none;
}

.auth-submit {
  border: 0;
  cursor: pointer;
}

.auth-feedback {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.page-nav {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.page-link,
.hero-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(177, 78, 31, 0.2);
  background: rgba(255, 250, 241, 0.7);
  color: var(--accent-deep);
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.page-link:hover,
.page-link:focus-visible,
.hero-link:hover,
.hero-link:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(177, 78, 31, 0.34);
  outline: none;
}

.page-link.is-active,
.hero-link.is-primary {
  background: linear-gradient(135deg, rgba(177, 78, 31, 0.16), rgba(231, 194, 140, 0.24));
  border-color: rgba(177, 78, 31, 0.34);
}

.hero-link.is-danger {
  color: #8a1f16;
  border-color: rgba(138, 31, 22, 0.18);
  background: rgba(255, 236, 231, 0.78);
}

.hero-link.is-danger:hover,
.hero-link.is-danger:focus-visible {
  border-color: rgba(138, 31, 22, 0.36);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.9fr);
  gap: 22px;
  align-items: stretch;
  margin-bottom: 24px;
  animation: rise 360ms ease-out;
}

.hero-wide {
  grid-template-columns: minmax(0, 1.7fr) minmax(320px, 0.8fr);
}

.hero-copy,
.hero-card,
.summary-card,
.board,
.modal-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 28px 30px;
  border-radius: var(--radius-lg);
}

.eyebrow,
.section-kicker {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.hero h1,
.board h2,
.modal-header h2 {
  margin: 0;
  font-family: var(--display-font);
  font-weight: 700;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1;
}

.lead {
  max-width: 44rem;
  margin: 18px 0 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

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

.operation-note {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.source-entry-grid,
.source-admin-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.source-entry-card,
.source-admin-card {
  display: grid;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 250, 241, 0.72);
}

.source-entry-card h3,
.source-admin-card h3 {
  margin: 0;
  font-family: var(--display-font);
  font-size: 1.4rem;
}

.source-entry-kind {
  margin: 0 0 6px;
  color: var(--accent-deep);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.source-entry-lead {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.source-entry-meta {
  margin: -6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  word-break: break-word;
}

.source-card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.source-status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(107, 98, 87, 0.12);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.source-status-pill.is-hot {
  background: rgba(177, 78, 31, 0.14);
  color: var(--accent-deep);
}

.source-entry-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.source-entry-metrics div {
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(177, 78, 31, 0.06);
}

.source-entry-metrics dt {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.source-entry-metrics dd {
  margin: 6px 0 0;
  font-weight: 800;
  color: var(--ink);
}

.source-admin-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.source-card-tags,
.source-admin-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.weekday-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.weekday-pill,
.mini-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(177, 78, 31, 0.14);
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.88);
  color: var(--accent-deep);
  font-weight: 700;
}

.weekday-pill input,
.mini-toggle input {
  margin: 0;
}

.time-window-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.source-save-button {
  border: 0;
  cursor: pointer;
}

.hero-card {
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: var(--radius-lg);
}

.hero-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.hero-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.hero-row span {
  color: var(--muted);
}

.hero-row strong {
  font-family: var(--mono-font);
  font-size: 0.94rem;
  text-align: right;
  word-break: break-word;
}

.dashboard {
  display: grid;
  gap: 24px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.summary-grid-wide {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.summary-card {
  border-radius: var(--radius-md);
  padding: 20px 22px;
  animation: rise 420ms ease-out;
}

.summary-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
}

.summary-value {
  font-family: var(--display-font);
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
}

.summary-subvalue {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.board {
  border-radius: 32px;
  padding: 24px;
  animation: rise 520ms ease-out;
}

.board-secondary {
  background:
    linear-gradient(180deg, rgba(255, 250, 241, 0.88), rgba(248, 239, 226, 0.82)),
    var(--panel);
}

.board-head.compact {
  margin-bottom: 14px;
}

.board-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 18px;
}

.board-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.meta-pill,
.modal-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(177, 78, 31, 0.2);
  background: rgba(177, 78, 31, 0.08);
  color: var(--accent-deep);
  font-size: 0.92rem;
  font-weight: 700;
}

.tab-strip {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.tab-strip::-webkit-scrollbar {
  height: 8px;
}

.tab-strip::-webkit-scrollbar-thumb {
  background: rgba(177, 78, 31, 0.22);
  border-radius: 999px;
}

.tab-button {
  min-width: 170px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.54);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.tab-button:hover,
.tab-button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(177, 78, 31, 0.32);
  outline: none;
}

.tab-button.is-active {
  background: linear-gradient(135deg, rgba(177, 78, 31, 0.16), rgba(231, 194, 140, 0.2));
  border-color: rgba(177, 78, 31, 0.34);
}

.tab-title {
  display: block;
  margin-bottom: 6px;
  font-weight: 700;
}

.tab-subtitle {
  color: var(--muted);
  font-size: 0.92rem;
}

.board-body {
  margin-top: 22px;
}

.filter-board {
  overflow: hidden;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.filter-grid-wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.filter-control {
  display: grid;
  gap: 8px;
}

.filter-label {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.filter-input,
.filter-select {
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(31, 27, 23, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font: inherit;
}

.filter-input:focus,
.filter-select:focus {
  outline: none;
  border-color: rgba(177, 78, 31, 0.34);
  box-shadow: 0 0 0 4px rgba(177, 78, 31, 0.08);
}

.toggle-row {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.toggle-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(177, 78, 31, 0.14);
  background: rgba(255, 255, 255, 0.54);
  color: var(--accent-deep);
  font-weight: 700;
}

.toggle-pill input {
  accent-color: var(--accent);
}

.source-chip-grid {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.source-chip {
  display: inline-grid;
  gap: 4px;
  min-width: 170px;
  padding: 14px 16px;
  border: 1px solid rgba(177, 78, 31, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.source-chip:hover,
.source-chip:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(177, 78, 31, 0.32);
  box-shadow: 0 14px 26px rgba(116, 57, 28, 0.08);
  outline: none;
}

.source-chip strong,
.source-chip em {
  font-style: normal;
  color: var(--muted);
}

.source-chip.is-active {
  border-color: rgba(177, 78, 31, 0.34);
  background: linear-gradient(135deg, rgba(177, 78, 31, 0.16), rgba(231, 194, 140, 0.2));
}

.filter-reset {
  border: 0;
  cursor: pointer;
}

.stats-grid-panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.regions-insight-board {
  overflow: hidden;
}

.regions-insight-summary {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  cursor: pointer;
  list-style: none;
  padding: 0;
}

.regions-insight-summary::-webkit-details-marker {
  display: none;
}

.regions-insight-summary::marker {
  content: "";
}

.naming-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.95fr);
  gap: 18px;
}

.naming-section + .naming-section {
  margin-top: 24px;
}

.naming-basic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.naming-dual-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.naming-device-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

.filter-control.is-disabled {
  opacity: 0.68;
}

.naming-result-board {
  display: grid;
  align-content: start;
  gap: 18px;
}

.naming-result-shell {
  display: grid;
  gap: 16px;
  padding: 22px;
  border: 1px solid rgba(177, 78, 31, 0.14);
  border-radius: var(--radius-md);
  background: rgba(255, 250, 241, 0.72);
}

.result-label {
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.naming-result-code {
  font-family: var(--mono-font);
  font-size: clamp(1.2rem, 2.8vw, 2rem);
  font-weight: 800;
  color: var(--accent-deep);
  line-height: 1.4;
  word-break: break-word;
}

.naming-result-code.is-empty {
  color: var(--muted);
  font-weight: 600;
}

.naming-result-preview {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.naming-copy-button {
  border: 0;
  cursor: pointer;
}

.naming-copy-button[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.naming-copy-button.is-copied {
  background: linear-gradient(135deg, rgba(79, 160, 94, 0.18), rgba(102, 187, 106, 0.26));
  border-color: rgba(79, 160, 94, 0.36);
  color: #29522f;
}

.naming-reference-grid {
  display: grid;
  gap: 14px;
}

.naming-reference-card h3 {
  font-size: 1.15rem;
}

.regions-insight-column {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 18px;
}

.potato-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(360px, 0.95fr);
  gap: 18px;
}

.potato-map-board,
.potato-detail-board {
  min-height: 720px;
}

.potato-map {
  min-height: 620px;
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.potato-detail-scroll {
  display: grid;
  align-content: start;
  gap: 18px;
  max-height: 640px;
  overflow-y: auto;
  padding-right: 4px;
}

.potato-detail-scroll::-webkit-scrollbar {
  width: 10px;
}

.potato-detail-scroll::-webkit-scrollbar-thumb {
  background: rgba(177, 78, 31, 0.2);
  border-radius: 999px;
}

.stat-panel {
  padding: 20px;
}

.stat-list {
  display: grid;
  gap: 14px;
}

.stat-item {
  display: grid;
  gap: 8px;
}

.stat-topline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.stat-topline span {
  color: var(--muted);
  word-break: break-word;
}

.stat-topline strong {
  font-family: var(--mono-font);
  color: var(--ink);
}

.stat-bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(31, 27, 23, 0.08);
  overflow: hidden;
}

.stat-bar-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(177, 78, 31, 0.86), rgba(231, 194, 140, 0.94));
}

.stat-empty {
  padding: 18px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.44);
  color: var(--muted);
  text-align: center;
}

.card-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.node-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.node-list-wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.checkin-card {
  min-height: 100%;
}

.node-card {
  min-height: 100%;
}

.card-button,
.node-card-button {
  display: grid;
  gap: 16px;
  width: 100%;
  min-height: 100%;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(252, 247, 238, 0.86));
  text-align: left;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.node-card-button {
  align-content: start;
  background:
    radial-gradient(circle at top right, rgba(177, 78, 31, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(249, 241, 230, 0.92));
}

.card-button:hover,
.card-button:focus-visible,
.node-card-button:hover,
.node-card-button:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(177, 78, 31, 0.28);
  box-shadow: 0 16px 34px rgba(116, 57, 28, 0.12);
  outline: none;
}

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

.time-pill {
  font-family: var(--mono-font);
  font-size: 0.92rem;
  color: var(--accent-deep);
}

.repeat-pill {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(177, 78, 31, 0.1);
  color: var(--accent-deep);
  font-size: 0.84rem;
  font-weight: 700;
}

.card-title {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.3;
}

.node-card-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.seen-pill,
.node-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.seen-pill {
  font-family: var(--mono-font);
  color: var(--accent-deep);
  background: rgba(255, 255, 255, 0.72);
}

.node-badge {
  border: 1px solid rgba(177, 78, 31, 0.14);
  background: rgba(177, 78, 31, 0.08);
  color: var(--accent-deep);
}

.node-snippet {
  min-height: 3.6em;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.card-subtitle {
  margin: 0;
  color: var(--muted);
  word-break: break-word;
}

.card-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  min-width: 0;
}

.metric dt {
  margin-bottom: 4px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.metric dd {
  margin: 0;
  font-size: 0.94rem;
  word-break: break-word;
}

.sign-line {
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(31, 27, 23, 0.08);
}

.sign-line-label {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.sign-line-text {
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.65;
  white-space: pre-line;
  word-break: break-word;
}

.empty-state {
  padding: 44px 20px;
  border: 1px dashed rgba(177, 78, 31, 0.24);
  border-radius: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.42);
}

.empty-state h3 {
  margin: 0 0 10px;
  font-family: var(--display-font);
  font-size: 1.5rem;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.modal.hidden,
.hidden {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 30;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(21, 17, 13, 0.52);
  backdrop-filter: blur(6px);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(1040px, calc(100% - 32px));
  max-height: calc(100vh - 44px);
  margin: 22px auto;
  padding: 26px;
  overflow: auto;
  border-radius: 30px;
  animation: rise 220ms ease-out;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: rgba(177, 78, 31, 0.1);
  color: var(--accent-deep);
  font-size: 1.4rem;
  cursor: pointer;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 18px;
}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.modal-section {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.55);
}

.modal-section h3 {
  margin: 0 0 14px;
  font-size: 1rem;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.detail-row {
  min-width: 0;
}

.detail-row dt {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.82rem;
}

.detail-row dd {
  margin: 0;
  word-break: break-word;
}

.history-list {
  display: grid;
  gap: 10px;
}

.history-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(31, 27, 23, 0.06);
}

.history-item-button {
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
  appearance: none;
}

.history-item-button:hover,
.history-item-button:focus-visible {
  border-color: rgba(32, 84, 147, 0.24);
  background: rgba(255, 255, 255, 0.78);
  transform: translateY(-1px);
}

.history-item-button:disabled {
  cursor: default;
  opacity: 0.72;
}

.history-item-stacked {
  display: grid;
  gap: 8px;
}

.history-item-headline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.history-item-headline strong {
  font-family: var(--mono-font);
  color: var(--ink);
}

.history-item-headline span {
  color: var(--muted);
  font-size: 0.88rem;
  text-align: right;
}

.history-item-copy {
  white-space: pre-line;
  word-break: break-word;
  line-height: 1.6;
  color: var(--ink);
  font-weight: 700;
}

.history-item-muted {
  color: var(--muted);
}

.raw-blocks {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid rgba(31, 27, 23, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.42);
}

summary {
  cursor: pointer;
  padding: 12px 14px;
  font-weight: 700;
}

pre {
  margin: 0;
  padding: 0 14px 14px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--mono-font);
  font-size: 0.82rem;
  color: #473627;
}

.page-shell-wide {
  max-width: 1540px;
}

.hero-wide {
  grid-template-columns: minmax(0, 1.7fr) minmax(320px, 0.8fr);
}

.filter-grid-wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.source-chip-grid {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.source-chip {
  display: inline-grid;
  gap: 4px;
  min-width: 180px;
  padding: 14px 16px;
  border: 1px solid rgba(177, 78, 31, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.source-chip:hover,
.source-chip:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(177, 78, 31, 0.32);
  box-shadow: 0 14px 26px rgba(116, 57, 28, 0.08);
  outline: none;
}

.source-chip strong,
.source-chip em {
  font-style: normal;
  color: var(--muted);
}

.source-chip.is-active {
  border-color: rgba(177, 78, 31, 0.34);
  background: linear-gradient(135deg, rgba(177, 78, 31, 0.16), rgba(231, 194, 140, 0.2));
}

.potato-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(360px, 0.95fr);
  gap: 18px;
}

.potato-map-board,
.potato-detail-board {
  min-height: 720px;
}

.potato-map {
  min-height: 620px;
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.potato-detail-scroll {
  display: grid;
  align-content: start;
  gap: 18px;
  max-height: 640px;
  overflow-y: auto;
  padding-right: 4px;
}

.potato-detail-scroll::-webkit-scrollbar {
  width: 10px;
}

.potato-detail-scroll::-webkit-scrollbar-thumb {
  background: rgba(177, 78, 31, 0.2);
  border-radius: 999px;
}

.node-list-wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.region-control-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.5fr repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.weight-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.region-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(360px, 0.95fr);
  gap: 18px;
}

.region-card-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.region-card.is-selected .node-card-button {
  border-color: rgba(177, 78, 31, 0.42);
  box-shadow: 0 16px 34px rgba(116, 57, 28, 0.14);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1024px) {
  .hero,
  .summary-grid,
  .summary-grid-wide,
  .card-list,
  .node-list,
  .node-list-wide,
  .stats-grid-panels,
  .modal-grid,
  .potato-main-grid,
  .region-main-grid,
  .naming-main-grid,
  .source-entry-grid,
  .source-admin-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .filter-grid,
  .filter-grid-wide,
  .naming-dual-grid,
  .naming-device-grid,
  .naming-tech-grid,
  .region-control-grid,
  .weight-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .page-login .auth-shell {
    min-height: auto;
    padding-top: 12px;
  }

  .page-shell {
    padding: 20px 14px 44px;
  }

  .summary-grid,
  .summary-grid-wide,
  .card-list,
  .node-list,
  .node-list-wide,
  .source-entry-grid,
  .source-admin-grid,
  .stats-grid-panels,
  .modal-grid,
  .detail-grid,
  .filter-grid,
  .filter-grid-wide,
  .potato-main-grid,
  .region-main-grid,
  .naming-main-grid,
  .naming-dual-grid,
  .naming-device-grid,
  .naming-tech-grid,
  .region-control-grid,
  .weight-grid {
    grid-template-columns: 1fr;
  }

  .board,
  .hero-copy,
  .hero-card,
  .modal-panel {
    border-radius: 22px;
  }

  .board-head,
  .modal-header,
  .card-top,
  .node-card-top,
  .hero-actions,
  .history-item,
  .history-item-headline,
  .source-card-topline,
  .source-admin-head {
    flex-direction: column;
    align-items: start;
  }

  .tab-button {
    min-width: 148px;
  }
}

@media (max-width: 760px) {
  .page-meshsign-home .hero,
  .page-meshsign-source .hero {
    gap: 16px;
  }

  .page-meshsign-home .hero-copy,
  .page-meshsign-home .hero-card,
  .page-meshsign-source .hero-copy,
  .page-meshsign-source .hero-card,
  .page-meshsign-home .board,
  .page-meshsign-source .board {
    padding: 20px 18px;
  }

  .page-meshsign-home .page-nav,
  .page-meshsign-source .page-nav {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 4px;
    margin-bottom: 14px;
    flex-wrap: nowrap;
    scrollbar-width: thin;
  }

  .page-meshsign-home .page-link,
  .page-meshsign-source .page-link {
    white-space: nowrap;
  }

  .page-meshsign-source .page-link.is-active {
    max-width: min(74vw, 360px);
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .page-meshsign-home .hero-actions,
  .page-meshsign-source .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .page-meshsign-home .hero-actions .hero-link,
  .page-meshsign-source .hero-actions .hero-link {
    width: 100%;
    justify-content: flex-start;
    padding: 12px 16px;
  }

  .page-meshsign-home .hero-row,
  .page-meshsign-source .hero-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-meshsign-home .hero-row strong,
  .page-meshsign-source .hero-row strong {
    text-align: left;
    width: 100%;
  }

  .page-meshsign-home .source-entry-grid {
    gap: 14px;
  }

  .page-meshsign-home .source-entry-card {
    gap: 14px;
    padding: 18px;
  }

  .page-meshsign-home .source-entry-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-meshsign-home .source-entry-metrics div {
    min-width: 0;
  }

  .page-meshsign-home .source-card-tags {
    display: grid;
    grid-template-columns: 1fr;
  }

  .page-meshsign-home .source-card-tags .meta-pill,
  .page-meshsign-home .source-entry-card > .hero-link {
    width: 100%;
    justify-content: flex-start;
  }

  .page-meshsign-source .summary-grid {
    gap: 14px;
  }

  .page-meshsign-source .meshsign-archive-board {
    overflow: hidden;
  }

  .page-meshsign-source .tab-strip {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(220px, 82vw);
    gap: 10px;
    padding-bottom: 10px;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }

  .page-meshsign-source .tab-button {
    min-width: 0;
    width: 100%;
    padding: 14px 16px;
    scroll-snap-align: start;
  }

  .page-meshsign-source .board-body {
    margin-top: 18px;
  }

  .page-meshsign-source .card-list {
    gap: 14px;
  }

  .page-meshsign-source .card-button {
    gap: 14px;
    padding: 18px;
  }

  .page-meshsign-source .card-metrics {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .page-meshsign-source .metric {
    padding: 10px 12px;
    border-radius: 14px;
    background: rgba(177, 78, 31, 0.06);
  }

  .page-meshsign-source .sign-line {
    gap: 6px;
    padding-top: 12px;
  }

  .page-meshsign-source .time-pill {
    font-size: 0.88rem;
  }

  .page-meshsign-source .card-title {
    font-size: 1.08rem;
  }

  .page-meshsign-source .modal-panel {
    width: min(100% - 20px, 760px);
    max-height: calc(100dvh - 20px);
    margin: 10px auto;
    padding: 20px 16px;
  }

  .page-meshsign-source .modal-close {
    top: 10px;
    right: 10px;
  }
}

@media (max-width: 480px) {
  .page-meshsign-home .source-entry-metrics {
    grid-template-columns: 1fr;
  }

  .page-meshsign-home .summary-card,
  .page-meshsign-source .summary-card {
    padding: 18px;
  }

  .page-meshsign-source .tab-strip {
    grid-auto-columns: minmax(200px, 88vw);
  }

  .page-meshsign-source .card-button {
    padding: 16px;
  }
}