:root {
  --c-ink: #0A1628;
  --c-ink-2: #1C2C44;
  --c-ink-3: #3B4A63;
  --c-ink-mute: #6B7A92;
  --c-paper: #FFFFFF;
  --c-cream: #F8F4EA;
  --c-cream-2: #F1EBD9;
  --c-line: #E4DFD1;
  --c-line-2: #D4CDB8;
  --c-brass: #B08340;
  --c-brass-2: #C89B5B;
  --c-brass-soft: #F4EAD3;
  --c-blue: #1E5590;
  --c-blue-soft: #E4EEF8;
  --c-green: #1A6B45;
  --c-green-soft: #E1EFE6;
  --c-gold: #9A6A00;
  --c-gold-soft: #FBF1D8;
  --c-rust: #B34510;
  --c-rust-soft: #FBEADD;
  --c-plum: #4A1E7A;
  --c-plum-soft: #EEE6F6;
  --c-alert: #A72B1E;
  --c-alert-soft: #FBE5E1;
  --font-serif: "Fraunces", Georgia, serif;
  --font-sans: "IBM Plex Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --nav-w: 284px;
  --content-w: 1320px;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow-soft: 0 18px 40px rgba(10, 22, 40, 0.04);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-ink);
  background:
    radial-gradient(circle at top right, rgba(244, 234, 211, 0.8), transparent 24%),
    linear-gradient(180deg, #fcfaf5 0%, var(--c-cream) 34%, #f4ede0 100%);
  -webkit-font-smoothing: antialiased;
}

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

button {
  font: inherit;
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--c-brass);
  color: var(--c-paper);
  transition: top 160ms ease;
}

.skip-link:focus {
  top: 16px;
}

.shell {
  display: grid;
  grid-template-columns: var(--nav-w) 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 28px 22px 20px;
  color: var(--c-paper);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 26%),
    var(--c-ink);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-kicker,
.eyebrow,
.nav-label,
.nav-link-meta,
.metric-label,
.card-overline,
.section-index,
.task-meta,
.pill,
.calendar-day-label,
.table th,
.timeline-time,
.filter-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.brand-kicker {
  color: var(--c-brass-2);
}

.brand-title {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 0.98;
  letter-spacing: -0.04em;
  font-weight: 500;
}

.brand-copy {
  margin: 12px 0 0;
  color: rgba(248, 244, 234, 0.62);
  font-size: 12.5px;
  line-height: 1.6;
  max-width: 210px;
}

.nav {
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-label {
  color: rgba(248, 244, 234, 0.36);
  margin-bottom: 12px;
}

.nav-list {
  display: grid;
  gap: 6px;
}

.nav-link {
  display: grid;
  gap: 3px;
  padding: 10px 12px 10px 16px;
  border-radius: var(--radius);
  position: relative;
  transition: background 180ms ease, color 180ms ease;
  color: rgba(248, 244, 234, 0.76);
}

.nav-link:hover,
.nav-link:focus-visible {
  background: rgba(255, 255, 255, 0.05);
  color: var(--c-paper);
  outline: none;
}

.nav-link.is-active {
  background: rgba(200, 155, 91, 0.12);
  color: var(--c-brass-2);
}

.nav-link.is-active::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 18px;
  background: var(--c-brass);
  border-radius: 0 2px 2px 0;
}

.nav-link-meta {
  color: rgba(248, 244, 234, 0.42);
  font-size: 9.5px;
}

.side-card {
  margin-top: auto;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.side-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--c-paper);
}

.side-card p {
  margin: 0;
  color: rgba(248, 244, 234, 0.62);
  font-size: 12px;
  line-height: 1.6;
}

.main {
  padding: 28px 32px 72px;
}

.content {
  max-width: var(--content-w);
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--c-line);
}

.topbar-copy {
  color: var(--c-ink-mute);
  font-size: 12px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn,
.filter-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--c-line-2);
  background: rgba(255, 255, 255, 0.74);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
  cursor: pointer;
}

.btn:hover,
.btn:focus-visible,
.filter-chip:hover,
.filter-chip:focus-visible {
  transform: translateY(-1px);
  border-color: var(--c-brass);
  outline: none;
}

.btn-primary,
.filter-chip.is-active {
  color: var(--c-paper);
  background: var(--c-brass);
  border-color: var(--c-brass);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
  gap: 18px;
  padding: 28px 0 18px;
}

.eyebrow {
  color: var(--c-ink-mute);
  margin-bottom: 10px;
}

.hero-title {
  margin: 0;
  max-width: 11ch;
  font-family: var(--font-serif);
  font-size: clamp(48px, 6vw, 74px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  font-weight: 400;
}

.hero-title em {
  color: var(--c-brass);
  font-style: italic;
  font-weight: 400;
}

.hero-copy {
  max-width: 720px;
  margin: 16px 0 0;
  color: var(--c-ink-3);
  font-size: 16px;
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.panel-grid,
.summary-grid,
.calendar-grid,
.workflow-grid,
.responsibility-grid,
.table-grid {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.panel,
.summary-card,
.calendar-day,
.workflow-card,
.responsibility-card,
.table-card {
  background: rgba(255, 255, 255, 0.9);
  padding: 22px;
}

.panel {
  display: grid;
  gap: 14px;
  align-content: start;
}

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

.panel h2,
.section-title,
.summary-card h3,
.workflow-card h3,
.responsibility-card h3,
.table-card h3,
.calendar-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--c-ink);
}

.panel h2 {
  font-size: 34px;
}

.card-overline,
.metric-label,
.filter-label {
  color: var(--c-ink-mute);
}

.summary-grid {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 18px;
}

.summary-card {
  min-height: 172px;
}

.metric-value {
  margin-top: 8px;
  font-family: var(--font-serif);
  font-size: 32px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-ink);
}

.metric-note,
.panel p,
.summary-card p,
.workflow-card p,
.responsibility-card p,
.table-card p,
.calendar-entry,
.task-list li,
.timeline-row {
  color: var(--c-ink-3);
}

.metric-note {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--c-ink-mute);
}

section {
  padding-top: 26px;
  scroll-margin-top: 20px;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 12px;
}

.section-index {
  color: var(--c-brass);
}

.section-title {
  font-size: 34px;
}

.section-copy {
  max-width: 780px;
  margin: 0 0 20px;
  color: var(--c-ink-mute);
  font-size: 15px;
  line-height: 1.7;
}

.pill-row,
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-wrap {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--c-line-2);
  background: var(--c-paper);
  color: var(--c-ink-3);
}

.pill.blue { color: var(--c-blue); background: var(--c-blue-soft); border-color: var(--c-blue); }
.pill.green { color: var(--c-green); background: var(--c-green-soft); border-color: var(--c-green); }
.pill.gold { color: var(--c-gold); background: var(--c-gold-soft); border-color: var(--c-gold); }
.pill.rust { color: var(--c-rust); background: var(--c-rust-soft); border-color: var(--c-rust); }
.pill.plum { color: var(--c-plum); background: var(--c-plum-soft); border-color: var(--c-plum); }
.pill.alert { color: var(--c-alert); background: var(--c-alert-soft); border-color: var(--c-alert); }

.task-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.task-list li {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  align-items: start;
  padding-top: 10px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.55;
}

.task-list li:first-child {
  padding-top: 0;
  border-top: 0;
}

.task-dot {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  border: 1.5px solid var(--c-line-2);
  border-radius: 3px;
  background: var(--c-paper);
  position: relative;
}

.task-dot.done {
  background: var(--c-brass);
  border-color: var(--c-brass);
}

.task-dot.done::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 3px;
  width: 7px;
  height: 4px;
  border: 2px solid var(--c-paper);
  border-top: 0;
  border-right: 0;
  transform: rotate(-45deg);
}

.task-meta {
  margin-top: 5px;
  color: var(--c-ink-mute);
}

.calendar-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 14px;
}

.calendar-grid {
  grid-template-columns: repeat(5, 1fr);
}

.calendar-day {
  min-height: 240px;
  display: grid;
  align-content: start;
  gap: 12px;
}

.calendar-day.is-today {
  background: linear-gradient(180deg, rgba(244, 234, 211, 0.65), rgba(255, 255, 255, 0.95));
}

.calendar-day-label {
  color: var(--c-ink-mute);
}

.calendar-title {
  font-size: 24px;
}

.calendar-entry {
  padding-top: 10px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.55;
}

.calendar-entry:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.calendar-entry strong {
  display: block;
  margin-bottom: 4px;
  color: var(--c-ink);
  font-size: 13px;
}

.workflow-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.timeline {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.timeline-row {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.55;
}

.timeline-row:first-child {
  padding-top: 0;
  border-top: 0;
}

.timeline-time {
  color: var(--c-brass);
  padding-top: 2px;
}

.timeline-row strong {
  display: block;
  margin-bottom: 4px;
  color: var(--c-ink);
  font-size: 14px;
}

.quote-box {
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(244, 234, 211, 0.7), rgba(255, 255, 255, 0.96));
}

.quote-box blockquote {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 32px;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--c-ink);
}

.quote-box p {
  margin: 14px 0 0;
  color: var(--c-ink-mute);
  font-size: 13px;
  line-height: 1.55;
}

.notice {
  display: grid;
  grid-template-columns: 3px 1fr;
  margin-top: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.85);
}

.notice-bar {
  background: var(--c-gold);
}

.notice-body {
  padding: 14px 16px;
}

.notice-body strong {
  display: block;
  margin-bottom: 5px;
  color: var(--c-gold);
}

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

.table-grid {
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
}

.table th,
.table td {
  text-align: left;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}

.table th {
  color: var(--c-ink-mute);
  font-weight: 500;
}

.table tr:last-child td {
  border-bottom: 0;
}

.is-hidden {
  display: none !important;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid var(--c-line);
  color: var(--c-ink-mute);
  font-size: 12px;
}

@media (max-width: 1320px) {
  .summary-grid,
  .responsibility-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 1120px) {
  .hero,
  .workflow-grid,
  .table-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 920px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
  }
}

@media (max-width: 760px) {
  .main {
    padding: 22px 16px 56px;
  }

  .topbar,
  .footer,
  .calendar-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .summary-grid,
  .calendar-grid,
  .responsibility-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
    gap: 6px;
  }

  .timeline-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}