@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --olive-50:  #f7f8f4;
  --olive-100: #eef0e6;
  --olive-200: #dde1d0;
  --olive-300: #c4c9b0;
  --olive-400: #a7ae8b;
  --olive-500: #8a9269;
  --olive-600: #6e754b;
  --olive-700: #575d3d;
  --olive-800: #464a34;
  --olive-900: #3b3e2d;
  --olive-950: #1f2117;

  --stone-50:  #fafaf9;
  --stone-100: #f5f5f4;
  --stone-200: #e7e5e4;
  --stone-300: #d6d3d1;
  --stone-400: #a8a29e;
  --stone-500: #78716c;
  --stone-600: #57534e;
  --stone-700: #44403c;
  --stone-800: #292524;
  --stone-900: #1c1917;

  --bg:         #c4cab1;
  --surface:    rgba(236, 238, 227, 0.96);
  --surface2:   rgba(218, 223, 204, 0.94);
  --surface3:   rgba(247, 248, 244, 0.86);
  --border:     rgba(145, 154, 118, 0.98);
  --text:       var(--stone-800);
  --text-light: var(--stone-500);
  --accent:     var(--olive-700);
  --accent-fg:  var(--olive-50);
  --green:      #5a8a5e;
  --red:        #c0392b;
  --amber:      #b07d2a;
  --chart1:     var(--olive-600);
  --chart2:     #5ba4b5;
  --container-inline: 1rem;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background:
    linear-gradient(rgba(247, 248, 244, 0.26), rgba(247, 248, 244, 0.26)),
    radial-gradient(circle at top left, rgba(110, 117, 75, 0.10), transparent 30%),
    radial-gradient(circle at bottom right, rgba(71, 74, 52, 0.06), transparent 24%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
}

h1, h2, h3, h4 {
  font-family: 'Instrument Serif', serif;
  line-height: 1.2;
}

::selection {
  background-color: var(--olive-200);
  color: var(--olive-800);
}

:focus-visible {
  outline: 2px solid var(--olive-500);
  outline-offset: 2px;
}

.container {
  max-width: 72rem;
  width: min(72rem, 92vw);
  margin: 0 auto;
}

.hero {
  background: rgba(247, 248, 244, 0.92);
  border-bottom: 1px solid rgba(145, 154, 118, 0.62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--olive-900);
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}

.hero .container {
  padding: 1.55rem 0 1.2rem;
}

.hero h1 {
  margin: 0.35rem 0 0.6rem;
  max-width: 22ch;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
}

.hero p {
  color: var(--text-light);
  max-width: 70ch;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  font-weight: 700;
  font-size: 0.78rem;
}

.btn {
  display: inline-block;
  margin-top: 0.8rem;
  padding: 0.5rem 0.9rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  color: var(--accent-fg);
  background: var(--accent);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.15);
}

.page,
main.page {
  padding: 1rem 0 2.75rem;
  display: grid;
  gap: 1rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.05rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(1px);
}

.panel h2 {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 700;
  color: var(--olive-900);
}

.panel h3 {
  margin: 0.05rem 0 0.35rem;
  font-size: 1.1rem;
}

.grid {
  display: grid;
  gap: 0.75rem;
}

.two-col {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.three-col {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.grid > article,
.timeline-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-left: 4px solid var(--olive-500);
  border-radius: 6px;
  padding: 0.75rem 0.85rem;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
}

.compact .timeline-item {
  border-left-color: var(--olive-600);
}

.timeline {
  display: grid;
  gap: 0.75rem;
}

.key-grid {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin: 0.7rem 0 0.85rem;
}

.key-card {
  background: var(--surface3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem 0.8rem;
}

.key-card h3 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.3rem;
  font-family: 'Inter', system-ui, sans-serif;
}

.key-card p {
  color: var(--text);
  font-size: 0.92rem;
}

.language-grid {
  display: grid;
  gap: 0.7rem;
  margin-top: 0.35rem;
  margin-bottom: 0.55rem;
}

.language-grid label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.language-grid select {
  height: 2rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 0 0.45rem;
  font: inherit;
}

.tracker-grid {
  display: grid;
  gap: 0.75rem;
}

.tracker-grid label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: 8px;
}

a {
  color: var(--accent);
  text-underline-offset: 2px;
}

.ace {
  color: var(--text);
}

a:hover {
  color: var(--olive-950);
}

.track-pill {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  background: oklch(52% 0.18 25 / 0.12);
  color: var(--red);
}

.accordion {
  display: grid;
  gap: 0.5rem;
}

details {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface2);
  padding: 0.55rem 0.8rem;
}

summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--olive-950);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.8rem;
}

ul,
ol {
  padding-inline-start: 1.1rem;
}

.muted {
  color: var(--text-light);
}

.topnav .inner,
.page,
.panel,
.grid > article,
.timeline-item,
details {
  position: relative;
}

.topnav .inner::after,
.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
}

.topnav .inner::after,
.panel::before {
  background-image: linear-gradient(rgba(71, 74, 52, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(71, 74, 52, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.5;
  mix-blend-mode: multiply;
}

.topnav .inner > *,
.panel > * {
  position: relative;
  z-index: 1;
}

@media (max-width: 660px) {
  .btn {
    width: 100%;
    text-align: center;
  }

  .topnav .inner {
    justify-content: center;
  }

  .topnav .nav-links {
    justify-content: center;
  }

  .hero .container {
    padding-top: 1.7rem;
  }

  .panel {
    padding: 1rem 0.95rem;
  }
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--stone-100); }
::-webkit-scrollbar-thumb { background: var(--olive-400); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--olive-500); }

.topnav {
  background: rgba(247, 248, 244, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(145, 154, 118, 0.62);
  color: var(--stone-800);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.topnav .inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 var(--container-inline);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  gap: 12px;
  flex-wrap: wrap;
}

.topnav .brand {
  font-family: 'Instrument Serif', serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--olive-900);
  text-decoration: none;
}

.topnav .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.topnav a {
  color: var(--stone-600);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  border: 1px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.topnav a:hover {
  background: var(--olive-100);
  border-color: var(--border);
  color: var(--olive-800);
}

.page {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1.35rem var(--container-inline) 3rem;
}

.page-jump-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 0.8rem;
}

.page-jump-nav a {
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--olive-800);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.32rem 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.page-jump-nav a:hover {
  background: var(--olive-100);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.btn-secondary {
  background: var(--surface2);
  color: var(--olive-900);
  border: 1px solid var(--border);
}

.progress-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin: 0.75rem 0;
}

.week-status {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin: 0.9rem 0 0.55rem;
}

.summary-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.7rem 0.8rem;
}

.summary-label {
  display: block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
}

.summary-value {
  display: block;
  margin-top: 0.15rem;
  font-family: 'Instrument Serif', serif;
  font-size: 1.5rem;
  color: var(--olive-900);
}

#week-track-label[data-state="on"] {
  color: var(--olive-700);
}

#week-track-label[data-state="off"] {
  color: #8a3b2d;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.5rem;
}

.calendar-day {
  display: grid;
  gap: 0.2rem;
  padding: 0.75rem 0.55rem;
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: 6px;
  text-align: left;
  cursor: pointer;
  color: inherit;
}

.calendar-day.today {
  box-shadow: inset 0 0 0 2px var(--olive-600);
}

.calendar-day.done {
  background: var(--olive-100);
}

.calendar-day-name,
.calendar-day-state {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calendar-day-date {
  font-family: 'Instrument Serif', serif;
  font-size: 1.1rem;
}

.calendar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.85rem;
}

.worksheet-stack {
  display: grid;
  gap: 0.8rem;
}

.worksheet-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.8rem;
}

.worksheet-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.print-small {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--olive-900);
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

.worksheet-body {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.worksheet-note {
  margin-top: 0.7rem;
  font-size: 0.88rem;
  color: var(--text-light);
  border-top: 1px solid rgba(166, 174, 139, 0.45);
  padding-top: 0.55rem;
}

.worksheet-line {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 0.75rem;
  align-items: end;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(166, 174, 139, 0.45);
}

.line {
  min-height: 1.1rem;
  border-bottom: 1px solid rgba(71, 74, 52, 0.45);
}

@media print {
  .topnav,
  .hero .btn,
  .page-jump-nav,
  .hero-actions,
  .print-small,
  .calendar-actions,
  #progress,
  #tracker,
  #resources,
  #language-map {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .hero {
    box-shadow: none;
    border-bottom: 1px solid #bbb;
  }

  .panel,
  .worksheet-card {
    break-inside: avoid;
    page-break-inside: avoid;
    box-shadow: none;
  }

  .worksheet-card {
    border-color: #aaa;
  }
}

.overview-hero {
  background:
    radial-gradient(circle at top left, rgba(120, 145, 255, 0.24), transparent 28%),
    radial-gradient(circle at 80% 10%, rgba(196, 151, 255, 0.16), transparent 24%),
    linear-gradient(180deg, rgba(12, 16, 28, 0.92), rgba(20, 26, 41, 0.92));
  border-bottom: 1px solid rgba(184, 200, 255, 0.2);
  color: #eef2ff;
}

.overview-hero .container {
  padding: 2.4rem 0 1.8rem;
}

.overview-hero h1,
.overview-hero p,
.overview-hero .eyebrow {
  color: #eef2ff;
}

.overview-hero .eyebrow {
  color: #b9c6ff;
}

.overview-layout {
  display: grid;
  gap: 1rem;
}

.overview-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.asset-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.9rem 0.95rem;
}

.asset-card h3 {
  margin-bottom: 0.25rem;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.55rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--olive-100);
  color: var(--olive-800);
  border: 1px solid var(--border);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.callout {
  border-left: 4px solid var(--amber);
  background: linear-gradient(180deg, rgba(176, 125, 42, 0.08), rgba(176, 125, 42, 0.02));
}