/* Landmark Prep — design system.
 * Type: Inter (UI, numbers) + Fraunces (display headlines only). Self-hosted, OFL (fonts/).
 * Color: navy ink + one warm gold accent; one blue for interactive/progress. */
@font-face { font-family: "Inter"; src: url("fonts/inter-latin.woff2") format("woff2"); font-weight: 400 800; font-style: normal; font-display: swap; }
@font-face { font-family: "Fraunces"; src: url("fonts/fraunces-latin.woff2") format("woff2"); font-weight: 500 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Fraunces"; src: url("fonts/fraunces-italic-latin.woff2") format("woff2"); font-weight: 500 700; font-style: italic; font-display: swap; }

:root {
  --bg: #f7f5f0;
  --bg-2: #efebe3;
  --surface: #ffffff;
  --surface-2: #f4f2ed;
  --ink: #101828;
  --ink-2: #344054;
  --muted: #667085;
  --border: #e6e1d7;
  --border-2: #d7d1c4;
  --navy: #0d1b3e;
  --primary: #2753d4;
  --primary-ink: #ffffff;
  --primary-soft: #e9eefc;
  --primary-track: #d7e0fa;
  --gold: #a87a22;
  --gold-2: #d8a94b;
  --gold-soft: #faf1de;
  --good: #16794a;
  --good-soft: #e5f5ec;
  --bad: #b42318;
  --bad-soft: #fdeceb;
  --warn: #a15c07;
  --warn-soft: #fef4e2;
  --on-accent: #1a1405;
  --tab-on: #2a4190;
  --accent-glow: rgba(216, 169, 75, 0.8);
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 6px 18px -6px rgba(16, 24, 40, 0.10);
  --shadow-lg: 0 2px 4px rgba(16, 24, 40, 0.04), 0 24px 48px -16px rgba(13, 27, 62, 0.28);
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(216, 169, 75, 0.28) 0%, rgba(216, 169, 75, 0) 45%),
    radial-gradient(90% 120% at 0% 100%, rgba(39, 83, 212, 0.55) 0%, rgba(39, 83, 212, 0) 55%),
    linear-gradient(135deg, #0b1633 0%, #13285c 60%, #1a3272 100%);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0a0e17; --bg-2: #0e1320; --surface: #121a28; --surface-2: #182234; --ink: #eef2f7; --ink-2: #cdd5e1; --muted: #94a0b3;
    --border: #223049; --border-2: #2d3d5c; --navy: #0f1d44; --primary: #7ea0ff; --primary-ink: #081232;
    --primary-soft: #18264d; --primary-track: #1f2f5c; --gold: #e2b660; --gold-2: #f0c877; --gold-soft: #2b2312;
    --good: #5fd39a; --good-soft: #0f2c1f; --bad: #ff8b80; --bad-soft: #3a1714; --warn: #ffc56b; --warn-soft: #34260c;
    --shadow-sm: none; --shadow: 0 0 0 1px rgba(255,255,255,0.02); --shadow-lg: 0 24px 48px -20px rgba(0,0,0,0.7);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0a0e17; --bg-2: #0e1320; --surface: #121a28; --surface-2: #182234; --ink: #eef2f7; --ink-2: #cdd5e1; --muted: #94a0b3;
  --border: #223049; --border-2: #2d3d5c; --navy: #0f1d44; --primary: #7ea0ff; --primary-ink: #081232;
  --primary-soft: #18264d; --primary-track: #1f2f5c; --gold: #e2b660; --gold-2: #f0c877; --gold-soft: #2b2312;
  --good: #5fd39a; --good-soft: #0f2c1f; --bad: #ff8b80; --bad-soft: #3a1714; --warn: #ffc56b; --warn-soft: #34260c;
  --shadow-sm: none; --shadow: 0 0 0 1px rgba(255,255,255,0.02); --shadow-lg: 0 24px 48px -20px rgba(0,0,0,0.7);
  color-scheme: dark;
}

/* Color theme: blush. Chosen in Settings; every text pair checked for WCAG AA. */
:root[data-palette="blush"] {
    --bg: #fff6f9; --bg-2: #fdecf2; --surface: #ffffff; --surface-2: #fff2f6; --ink: #2a1220; --ink-2: #4a2637; --muted: #80526a;
    --border: #f5dbe5; --border-2: #ecc5d4; --navy: #8c1d4f; --primary: #c2185b; --primary-ink: #ffffff; --primary-soft: #fde6ef; --primary-track: #f8cadb;
    --gold: #a8345f; --gold-2: #ffc1da; --gold-soft: #fdeef4; --on-accent: #4a0d29; --tab-on: #8c1d4f; --accent-glow: rgba(255, 150, 190, 0.7);
    --shadow-lg: 0 2px 4px rgba(42, 18, 32, 0.04), 0 24px 48px -16px rgba(140, 29, 79, 0.28);
    --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(255, 193, 218, 0.32) 0%, rgba(255, 193, 218, 0) 45%),
      radial-gradient(90% 120% at 0% 100%, rgba(194, 24, 91, 0.45) 0%, rgba(194, 24, 91, 0) 55%),
      linear-gradient(135deg, #5a1034 0%, #6e1740 60%, #7d1c48 100%);
}
@media (prefers-color-scheme: dark) {
  :root[data-palette="blush"]:not([data-theme="light"]) {
    --bg: #170b11; --bg-2: #1e0f17; --surface: #25131e; --surface-2: #2e1826; --ink: #fcecf3; --ink-2: #efd2df; --muted: #c49ab0;
    --border: #3d2232; --border-2: #4f2c41; --navy: #6b1d44; --primary: #ff8cc0; --primary-ink: #2b0718; --primary-soft: #3d1629; --primary-track: #4f1d35;
    --gold: #f8a9cb; --gold-2: #ffc4dc; --gold-soft: #36151f; --on-accent: #3b0a22; --tab-on: #9b2f63; --accent-glow: rgba(255, 150, 190, 0.5);
    --shadow-lg: 0 24px 48px -20px rgba(0, 0, 0, 0.7);
    --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(255, 196, 220, 0.18) 0%, rgba(255, 196, 220, 0) 45%),
      radial-gradient(90% 120% at 0% 100%, rgba(255, 140, 192, 0.25) 0%, rgba(255, 140, 192, 0) 55%),
      linear-gradient(135deg, #3d0c24 0%, #4d1130 60%, #5c1737 100%);
  }
}
:root[data-palette="blush"][data-theme="dark"] {
    --bg: #170b11; --bg-2: #1e0f17; --surface: #25131e; --surface-2: #2e1826; --ink: #fcecf3; --ink-2: #efd2df; --muted: #c49ab0;
    --border: #3d2232; --border-2: #4f2c41; --navy: #6b1d44; --primary: #ff8cc0; --primary-ink: #2b0718; --primary-soft: #3d1629; --primary-track: #4f1d35;
    --gold: #f8a9cb; --gold-2: #ffc4dc; --gold-soft: #36151f; --on-accent: #3b0a22; --tab-on: #9b2f63; --accent-glow: rgba(255, 150, 190, 0.5);
    --shadow-lg: 0 24px 48px -20px rgba(0, 0, 0, 0.7);
    --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(255, 196, 220, 0.18) 0%, rgba(255, 196, 220, 0) 45%),
      radial-gradient(90% 120% at 0% 100%, rgba(255, 140, 192, 0.25) 0%, rgba(255, 140, 192, 0) 55%),
      linear-gradient(135deg, #3d0c24 0%, #4d1130 60%, #5c1737 100%);
}

/* Color theme: lavender. Chosen in Settings; every text pair checked for WCAG AA. */
:root[data-palette="lavender"] {
    --bg: #f8f6fd; --bg-2: #efebfa; --surface: #ffffff; --surface-2: #f5f2fc; --ink: #1d1631; --ink-2: #3f3659; --muted: #665c86;
    --border: #e4def5; --border-2: #d4cbee; --navy: #3b2a7a; --primary: #6941c6; --primary-ink: #ffffff; --primary-soft: #efe9fd; --primary-track: #ddd2fb;
    --gold: #7042c2; --gold-2: #d4c2ff; --gold-soft: #f1ecff; --on-accent: #1f0f40; --tab-on: #3b2a7a; --accent-glow: rgba(180, 150, 255, 0.7);
    --shadow-lg: 0 2px 4px rgba(29, 22, 49, 0.04), 0 24px 48px -16px rgba(59, 42, 122, 0.28);
    --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(212, 194, 255, 0.30) 0%, rgba(212, 194, 255, 0) 45%),
      radial-gradient(90% 120% at 0% 100%, rgba(105, 65, 198, 0.50) 0%, rgba(105, 65, 198, 0) 55%),
      linear-gradient(135deg, #231650 0%, #2d1d66 60%, #35237a 100%);
}
@media (prefers-color-scheme: dark) {
  :root[data-palette="lavender"]:not([data-theme="light"]) {
    --bg: #0f0c19; --bg-2: #141022; --surface: #181428; --surface-2: #211b35; --ink: #f1edfb; --ink-2: #d8d0ef; --muted: #a79dc6;
    --border: #2b2446; --border-2: #3a3160; --navy: #2c2060; --primary: #b69cff; --primary-ink: #170d33; --primary-soft: #231a45; --primary-track: #2d2257;
    --gold: #c8b3ff; --gold-2: #dccfff; --gold-soft: #211a38; --on-accent: #1c0f3d; --tab-on: #4a3596; --accent-glow: rgba(180, 150, 255, 0.45);
    --shadow-lg: 0 24px 48px -20px rgba(0, 0, 0, 0.7);
    --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(220, 207, 255, 0.16) 0%, rgba(220, 207, 255, 0) 45%),
      radial-gradient(90% 120% at 0% 100%, rgba(182, 156, 255, 0.22) 0%, rgba(182, 156, 255, 0) 55%),
      linear-gradient(135deg, #18103a 0%, #20154b 60%, #281a5c 100%);
  }
}
:root[data-palette="lavender"][data-theme="dark"] {
    --bg: #0f0c19; --bg-2: #141022; --surface: #181428; --surface-2: #211b35; --ink: #f1edfb; --ink-2: #d8d0ef; --muted: #a79dc6;
    --border: #2b2446; --border-2: #3a3160; --navy: #2c2060; --primary: #b69cff; --primary-ink: #170d33; --primary-soft: #231a45; --primary-track: #2d2257;
    --gold: #c8b3ff; --gold-2: #dccfff; --gold-soft: #211a38; --on-accent: #1c0f3d; --tab-on: #4a3596; --accent-glow: rgba(180, 150, 255, 0.45);
    --shadow-lg: 0 24px 48px -20px rgba(0, 0, 0, 0.7);
    --hero-grad: radial-gradient(120% 140% at 100% 0%, rgba(220, 207, 255, 0.16) 0%, rgba(220, 207, 255, 0) 45%),
      radial-gradient(90% 120% at 0% 100%, rgba(182, 156, 255, 0.22) 0%, rgba(182, 156, 255, 0) 55%),
      linear-gradient(135deg, #18103a 0%, #20154b 60%, #281a5c 100%);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.6 var(--sans); font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: var(--primary); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 0.5em; color: var(--ink); }
h1 { font: 650 2.3rem/1.1 var(--serif); letter-spacing: -0.02em; }
h2 { font: 600 1.35rem/1.2 var(--serif); letter-spacing: -0.01em; margin-top: 1.6em; }
h3 { font-size: 1.02rem; font-weight: 650; margin-top: 1.2em; }
p { margin: 0 0 0.8em; }
ul { margin: 0 0 0.8em; padding-left: 1.2em; }
li { margin: 0.3em 0; }
strong { font-weight: 650; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 8px; }
main:focus, main:focus-visible { outline: none; }
.skip { position: absolute; left: -999px; top: 0; background: var(--surface); padding: 8px 12px; z-index: 20; }
.skip:focus { left: 8px; top: 8px; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.eyebrow { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spread { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.row > *, .spread > * { min-width: 0; }
.row > select, .spread > select { flex: 1 1 220px; }

/* ---------- Header ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.top-inner { max-width: 1120px; margin: 0 auto; padding: 12px 20px 8px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: inline-flex; align-items: baseline; gap: 6px; text-decoration: none; color: var(--ink); }
.brand .w1 { font: 650 1.3rem/1 var(--serif); letter-spacing: -0.02em; }
.brand .w2 { font: 600 italic 1.3rem/1 var(--serif); color: var(--gold); }
.top-actions { display: flex; align-items: center; gap: 8px; }
.state-btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px 5px 6px; border-radius: 999px; border: 1px solid var(--border-2);
  background: var(--surface); color: var(--ink); font: 600 0.85rem var(--sans); cursor: pointer; box-shadow: var(--shadow-sm);
}
.state-btn .abbr { display: inline-grid; place-items: center; min-width: 28px; height: 22px; padding: 0 5px; border-radius: 999px; background: var(--navy); color: #fff; font-size: 0.72rem; letter-spacing: 0.04em; }
.theme-btn { background: var(--surface); border: 1px solid var(--border-2); color: var(--ink); border-radius: 999px; width: 34px; height: 34px; cursor: pointer; font-size: 15px; display: inline-grid; place-items: center; text-decoration: none; }
.theme-btn:hover { border-color: var(--primary); color: var(--primary); }
.tabs { max-width: 1120px; margin: 0 auto; padding: 0 14px 10px; display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs a {
  flex: 0 0 auto; padding: 7px 14px; border-radius: 999px; color: var(--ink-2); text-decoration: none;
  font-size: 0.9rem; font-weight: 550; white-space: nowrap; transition: background 0.15s, color 0.15s;
}
.tabs a:hover { background: var(--surface-2); color: var(--ink); }
.tabs a.on { background: var(--navy); color: #fff; }
:root[data-theme="dark"] .tabs a.on { background: var(--tab-on); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .tabs a.on { background: var(--tab-on); } }

main { max-width: 1120px; margin: 0 auto; padding: 28px 20px 56px; outline: none; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 16px 20px; }
.narrow { max-width: 780px; margin-left: auto; margin-right: auto; }
.foot { max-width: 1120px; margin: 0 auto; padding: 24px 20px 40px; color: var(--muted); font-size: 0.85rem; border-top: 1px solid var(--border); }
.foot a { color: var(--ink-2); }

/* ---------- Surfaces ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); margin-bottom: 16px; }
.card h2:first-child, .card h3:first-child { margin-top: 0; }
.grid-2 { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; border-radius: 28px; padding: 44px 44px 40px; color: #fff; background: var(--hero-grad);
  box-shadow: var(--shadow-lg); margin-bottom: 22px; isolation: isolate;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0.2;
  background-image: linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 44px 44px; -webkit-mask-image: radial-gradient(80% 90% at 70% 20%, #000 20%, transparent 75%); mask-image: radial-gradient(80% 90% at 70% 20%, #000 20%, transparent 75%);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: 32px; align-items: center; }
.hero .eyebrow { color: var(--gold-2); }
.hero h1 { color: #fff; font-size: clamp(2.2rem, 4.6vw, 3.5rem); margin: 12px 0 14px; }
.hero h1 em { font-style: italic; color: var(--gold-2); font-weight: 600; }
.hero p.lead { color: rgba(255,255,255,0.82); font-size: 1.08rem; max-width: 52ch; }
.hero .cta { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.hero .btn.primary { background: var(--gold-2); color: var(--on-accent); border-color: var(--gold-2); box-shadow: 0 10px 24px -10px var(--accent-glow); }
.hero .btn.ghost { color: #fff; border-color: rgba(255,255,255,0.35); background: rgba(255,255,255,0.06); }
.hero .btn.ghost:hover { background: rgba(255,255,255,0.12); }
.hero-panel { background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.14); border-radius: 22px; padding: 22px; }
.hero-panel .k { color: rgba(255,255,255,0.7); font-size: 0.82rem; line-height: 1.45; display: block; }
.hero-panel .ringwrap { display: flex; align-items: center; gap: 18px; }
.hero-panel .ringwrap b { display: block; font-size: 1.05rem; margin-bottom: 2px; }
.hero-panel .mini { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.14); }
.hero-panel .mini .v { font-size: 1.25rem; font-weight: 700; color: #fff; display: block; }
.trust { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 22px; color: rgba(255,255,255,0.75); font-size: 0.85rem; }
.trust span::before { content: "✓"; color: var(--gold-2); margin-right: 6px; font-weight: 700; }

/* Readiness ring: single-hue meter, fill + lighter track of the same hue */
.ring { width: 118px; height: 118px; flex: 0 0 auto; }
.ring .track { stroke: rgba(255,255,255,0.16); }
.ring .fill { stroke: var(--gold-2); transition: stroke-dashoffset 0.8s cubic-bezier(.2,.7,.2,1); }
.ring text { font: 700 26px var(--sans); fill: #fff; }
.ring.onlight .track { stroke: var(--primary-track); }
.ring.onlight .fill { stroke: var(--primary); }
.ring.onlight text { fill: var(--ink); }

/* ---------- Stat tiles ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin: 0 0 22px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px 18px; box-shadow: var(--shadow-sm); }
.stat .k { color: var(--muted); font-size: 0.82rem; display: block; margin-bottom: 4px; }
.stat .v { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; display: block; line-height: 1.1; }

/* ---------- Feature bento ---------- */
.bento { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; margin-bottom: 8px; }
.tile {
  grid-column: span 2; position: relative; display: flex; flex-direction: column; gap: 6px; padding: 22px; min-height: 172px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); color: var(--ink); text-decoration: none;
  box-shadow: var(--shadow); transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s;
}
.tile:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--border-2); }
.tile .num { font-size: 2.1rem; font-weight: 750; letter-spacing: -0.03em; line-height: 1; }
.tile .t { font-weight: 650; font-size: 1.02rem; }
.tile .d { color: var(--muted); font-size: 0.9rem; }
.tile .go { margin-top: auto; color: var(--primary); font-weight: 600; font-size: 0.88rem; }
.tile.feature { grid-column: span 3; background: linear-gradient(160deg, var(--gold-soft), var(--surface) 70%); border-color: color-mix(in srgb, var(--gold) 30%, var(--border)); }
.tile.feature .num { color: var(--gold); }
.tile.dark { grid-column: span 3; background: var(--navy); color: #fff; border-color: var(--navy); }
.tile.dark .d { color: rgba(255,255,255,0.72); }
.tile.dark .go { color: var(--gold-2); }

/* Plan timeline */
.plan { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; counter-reset: plan; }
.plan > div { position: relative; padding: 18px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); }
.plan > div::before { counter-increment: plan; content: counter(plan); display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--primary-soft); color: var(--primary); font-weight: 700; font-size: 0.85rem; margin-bottom: 10px; }
.plan b { display: block; margin-bottom: 4px; }
.plan span { color: var(--muted); font-size: 0.9rem; }

/* ---------- Buttons & chips ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 18px; min-height: 44px;
  border-radius: 12px; border: 1px solid var(--border-2); background: var(--surface); color: var(--ink);
  font: 600 0.95rem var(--sans); cursor: pointer; text-decoration: none; transition: transform 0.12s, background 0.15s, border-color 0.15s, box-shadow 0.15s, filter 0.15s;
}
.btn:hover { border-color: var(--primary); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); box-shadow: 0 8px 18px -10px color-mix(in srgb, var(--primary) 80%, transparent); }
.btn.primary:hover { filter: brightness(1.07); }
.btn.dark { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--bad); }
.btn.lg { padding: 14px 22px; font-size: 1rem; border-radius: 14px; }
.btn:disabled { opacity: 0.5; cursor: default; transform: none; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--border-2); background: var(--surface); color: var(--ink-2); border-radius: 999px; padding: 7px 14px; font: 550 0.86rem var(--sans); cursor: pointer; transition: all 0.15s; }
.chip:hover { border-color: var(--primary); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--navy); border-color: var(--navy); color: #fff; }
:root[data-theme="dark"] .chip[aria-pressed="true"] { background: var(--tab-on); border-color: var(--tab-on); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .chip[aria-pressed="true"] { background: var(--tab-on); border-color: var(--tab-on); } }
select, input[type="search"], input[type="text"] {
  font: inherit; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--border-2); background: var(--surface); color: var(--ink); min-height: 44px; max-width: 100%;
}
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 0.76rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.gold { background: var(--gold-soft); color: var(--gold); }
.pill.blue { background: var(--primary-soft); color: var(--primary); }

/* ---------- Page headers ---------- */
.pagehead { margin: 4px 0 24px; }
.pagehead h1 { margin: 8px 0 10px; }
.pagehead p { color: var(--muted); max-width: 66ch; font-size: 1.04rem; margin: 0; }
.banner { display: flex; gap: 14px; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 16px 20px; border-radius: var(--radius-sm); background: var(--gold-soft); border: 1px solid color-mix(in srgb, var(--gold) 28%, transparent); margin-bottom: 18px; }
.banner.blue { background: var(--primary-soft); border-color: color-mix(in srgb, var(--primary) 25%, transparent); }
.callout { border-left: 4px solid var(--gold); background: var(--gold-soft); padding: 12px 16px; border-radius: 10px; margin: 12px 0; }
.callout.info { border-left-color: var(--primary); background: var(--primary-soft); }

/* ---------- Units ---------- */
.units { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.ucard { display: flex; flex-direction: column; gap: 12px; padding: 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); text-decoration: none; color: var(--ink); box-shadow: var(--shadow-sm); transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s; }
.ucard:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--border-2); }
.ucard .top-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.unit-num { display: inline-grid; place-items: center; min-width: 34px; height: 34px; padding: 0 6px; border-radius: 10px; background: var(--navy); color: #fff; font-weight: 700; font-size: 0.9rem; flex: 0 0 auto; }
.ucard .title { font-weight: 650; font-size: 1.02rem; line-height: 1.3; }
.ucard .meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 0.82rem; }
.meter { height: 6px; border-radius: 999px; background: var(--primary-track); overflow: hidden; }
.meter > span { display: block; height: 100%; background: var(--primary); border-radius: 999px; }

.unithead { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 20px; align-items: start; padding: 28px; border-radius: 24px; background: var(--hero-grad); color: #fff; margin-bottom: 20px; box-shadow: var(--shadow-lg); }
.unithead .big { font: 700 3.2rem/1 var(--serif); color: var(--gold-2); }
.unithead h1 { color: #fff; margin: 6px 0 8px; }
.unithead p { color: rgba(255,255,255,0.82); margin: 0; max-width: 72ch; }
.unithead .row { margin-top: 18px; }
.unithead .btn { background: rgba(255,255,255,0.08); color: #fff; border-color: rgba(255,255,255,0.3); }
.unithead .btn.primary { background: var(--gold-2); color: var(--on-accent); border-color: var(--gold-2); }
.unithead .eyebrow { color: var(--gold-2); }
.unitlayout { display: grid; grid-template-columns: 236px minmax(0, 1fr); gap: 24px; align-items: start; }
.toc { position: sticky; top: 124px; display: flex; flex-direction: column; gap: 2px; padding: 12px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); }
.toc .eyebrow { padding: 6px 10px 8px; }
.toc button { text-align: left; background: none; border: 0; padding: 7px 10px; border-radius: 8px; color: var(--ink-2); font: 500 0.87rem/1.35 var(--sans); cursor: pointer; }
.toc button:hover { background: var(--surface-2); color: var(--ink); }
.notes .card h2 { font-size: 1.22rem; margin-bottom: 12px; }
.notes ul { list-style: none; padding: 0; margin: 0; }
.notes li { position: relative; padding-left: 20px; margin: 11px 0; color: var(--ink-2); }
.notes li::before { content: ""; position: absolute; left: 3px; top: 0.66em; width: 7px; height: 7px; border-radius: 50%; background: var(--gold-2); }
.notes li strong { color: var(--ink); }
.legal { max-width: 72ch; }
/* Your next step */
.journey { margin: 22px 0 6px; border-left: 4px solid var(--gold-2); }
.journey h2 { margin: 10px 0 6px; font-size: 1.35rem; }
.journey > p { color: var(--ink-2); max-width: 70ch; }
.journey .row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.jbar { height: 6px; border-radius: 999px; background: var(--primary-track); overflow: hidden; margin-top: 10px; max-width: 360px; }
.jbar span { display: block; height: 100%; border-radius: 999px; background: var(--primary); transition: width 0.6s ease; }
.jplan { display: flex; flex-wrap: wrap; gap: 12px 22px; align-items: center; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); }
.jplan label { display: inline-flex; align-items: center; gap: 8px; font-size: 0.95rem; color: var(--ink-2); }
.jplan input { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--border-2); border-radius: 10px; padding: 7px 10px; min-width: 0; }
.jplan input[type="number"] { width: 5.2em; }
.jplan .pace { flex-basis: 100%; margin: 0; font-weight: 600; color: var(--ink); }
.jthen { margin: 12px 0 0; }
.journey.top { margin: 0 0 22px; }
.greet { font: 600 1.5rem/1.2 var(--serif); margin: 0 0 14px; }
/* Ask ChatGPT / Claude */
.btn.sm { padding: 6px 12px; font-size: 0.9rem; }
.feedback .ask { margin-top: 12px; }
.ask.center { text-align: center; margin: 14px 0 0; }
.ai-banner { flex-wrap: wrap; }
.ai-banner .row { display: flex; flex-wrap: wrap; gap: 10px; }
/* Settings */
.mcpurl { font: 0.95rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; padding: 8px 12px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border); overflow-wrap: anywhere; }
.palettes { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.palette { display: grid; gap: 4px; justify-items: start; text-align: left; padding: 14px; border-radius: var(--radius-sm); border: 2px solid var(--border); background: var(--surface); color: var(--ink); cursor: pointer; font: inherit; }
.palette:hover { border-color: var(--border-2); }
.palette.on { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.palette .sw { display: flex; gap: 6px; margin-bottom: 6px; }
.palette .sw i { width: 22px; height: 22px; border-radius: 50%; border: 1px solid rgba(0, 0, 0, 0.12); }
.palette .d { color: var(--muted); font-size: 0.9rem; }
.cites { margin-top: 18px; }
.cites summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.cites ul { margin: 12px 0 0; padding-left: 18px; }
.cites li { margin: 8px 0; color: var(--ink-2); line-height: 1.55; overflow-wrap: anywhere; }
.legal h2 { font-size: 1.12rem; margin: 26px 0 8px; }
.legal h2:first-of-type { margin-top: 18px; }
.legal p, .legal li { color: var(--ink-2); line-height: 1.65; }
.legal ul { padding-left: 20px; }
.legal li { margin: 6px 0; }
.legal .banner { margin: 14px 0 6px; }
.nums { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.nums .n { padding: 14px 16px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); }
.nums .n .k { color: var(--muted); font-size: 0.82rem; display: block; }
.nums .n .v { font-weight: 700; font-size: 1.06rem; }
.traps .trap { display: flex; gap: 12px; padding: 12px 14px; border-radius: 12px; background: var(--warn-soft); margin: 8px 0; color: var(--ink-2); }
.traps .trap::before { content: "Trap"; flex: 0 0 auto; align-self: flex-start; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--warn); background: var(--surface); border-radius: 6px; padding: 2px 7px; margin-top: 2px; }

/* ---------- Questions ---------- */
.qcard { max-width: 780px; margin: 0 auto 16px; }
.qhead { display: flex; justify-content: space-between; gap: 10px; color: var(--muted); font-size: 0.84rem; margin-bottom: 12px; }
.qstem { font-size: 1.22rem; font-weight: 600; line-height: 1.45; margin-bottom: 18px; letter-spacing: -0.005em; }
.choices { display: grid; gap: 10px; }
.choice {
  text-align: left; width: 100%; padding: 14px 16px; border-radius: 14px; border: 1.5px solid var(--border); background: var(--surface); color: var(--ink);
  font: 500 1rem/1.45 var(--sans); cursor: pointer; display: flex; gap: 12px; align-items: flex-start; min-height: 52px;
  transition: border-color 0.15s, background 0.15s, transform 0.12s, box-shadow 0.15s;
}
.choice .k { flex: 0 0 auto; width: 28px; height: 28px; border-radius: 8px; background: var(--surface-2); display: grid; place-items: center; font-size: 0.82rem; font-weight: 700; color: var(--muted); transition: all 0.15s; }
.choice:hover:not(:disabled) { border-color: var(--primary); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.choice:disabled { cursor: default; }
.choice.sel { border-color: var(--primary); background: var(--primary-soft); }
.choice.sel .k { background: var(--primary); color: var(--primary-ink); }
.choice.right { border-color: var(--good); background: var(--good-soft); }
.choice.right .k { background: var(--good); color: #fff; }
.choice.wrong { border-color: var(--bad); background: var(--bad-soft); }
.choice.wrong .k { background: var(--bad); color: #fff; }
.feedback { margin-top: 16px; padding: 14px 16px; border-radius: 14px; background: var(--surface-2); line-height: 1.55; animation: rise 0.25s ease; }
.feedback.right { background: var(--good-soft); }
.feedback.wrong { background: var(--bad-soft); }
.feedback .verdict { font-weight: 700; margin-right: 4px; }
.feedback.right .verdict { color: var(--good); }
.feedback.wrong .verdict { color: var(--bad); }
@keyframes rise { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.bar { height: 6px; border-radius: 999px; background: var(--primary-track); overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--primary); border-radius: 999px; transition: width 0.3s ease; }
.setup { max-width: 880px; }
.setup h3 { font-size: 0.76rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin: 22px 0 10px; }
.setup h3:first-child { margin-top: 0; }

/* ---------- Flashcards ---------- */
.deck { perspective: 1400px; max-width: 680px; margin: 0 auto 18px; }
.flash { position: relative; height: 300px; cursor: pointer; transform-style: preserve-3d; transition: transform 0.55s cubic-bezier(.2,.7,.2,1); }
.flash.flipped { transform: rotateY(180deg); }
.flash .face { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: 24px; padding: 32px; display: grid; place-items: center; text-align: center; box-shadow: var(--shadow-lg); }
.flash .front { background: var(--hero-grad); color: #fff; }
.flash .back { background: var(--surface); border: 1px solid var(--border); transform: rotateY(180deg); }
.flash .term { font: 650 clamp(1.5rem, 3.5vw, 2.1rem)/1.2 var(--serif); letter-spacing: -0.01em; }
.flash .hint { color: rgba(255,255,255,0.65); font-size: 0.85rem; margin-top: 14px; }
.flash .def { font-size: 1.1rem; line-height: 1.6; max-width: 52ch; color: var(--ink-2); }
.flash .defterm { font: 650 1rem var(--serif); color: var(--gold); margin-bottom: 10px; }
.boxdots { display: inline-flex; gap: 4px; vertical-align: middle; margin-left: 4px; }
.boxdots i { width: 8px; height: 8px; border-radius: 50%; background: var(--primary-track); }
.boxdots i.on { background: var(--primary); }
.gloss dt { font-weight: 650; margin-top: 14px; }
.gloss dd { margin: 3px 0 0; color: var(--muted); }

/* ---------- Exam ---------- */
.timer { font-variant-numeric: tabular-nums; font-weight: 700; padding: 7px 14px; border-radius: 999px; background: var(--navy); color: #fff; }
.timer.low { background: var(--bad); }
.navgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 6px; }
.navgrid button { height: 40px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-2); font: 600 0.84rem var(--sans); cursor: pointer; font-variant-numeric: tabular-nums; }
.navgrid button.done { background: var(--primary-soft); border-color: color-mix(in srgb, var(--primary) 40%, transparent); color: var(--primary); }
.navgrid button.cur { outline: 2px solid var(--primary); outline-offset: 1px; }
.navgrid button.flag { box-shadow: inset 0 -3px 0 var(--gold-2); }
.examfacts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 18px 0; }
.examfacts div { padding: 18px; border-radius: 14px; background: var(--surface-2); text-align: center; }
.examfacts .v { display: block; font-size: 1.9rem; font-weight: 750; letter-spacing: -0.02em; }
.examfacts .k { color: var(--muted); font-size: 0.82rem; }
.result { text-align: center; padding: 30px 20px; }
.result .big { font-size: 3.4rem; font-weight: 750; letter-spacing: -0.03em; display: block; margin: 10px 0 4px; }
.unitbars { display: grid; gap: 12px; }
.unitbars .ub { display: grid; grid-template-columns: minmax(0, 1fr) 160px 70px; gap: 12px; align-items: center; font-size: 0.9rem; }
.unitbars .ub a { color: var(--ink); text-decoration: none; font-weight: 550; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.unitbars .ub .v { text-align: right; font-variant-numeric: tabular-nums; color: var(--ink-2); font-weight: 600; }

/* ---------- Roadmap ---------- */
.costhero { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 28px; align-items: center; }
.costhero .fig { font-size: 3.6rem; font-weight: 750; letter-spacing: -0.03em; line-height: 1; }
.costhero .fig small { display: block; font-size: 0.85rem; color: var(--muted); font-weight: 500; letter-spacing: 0; margin-top: 8px; }
table.costs { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
table.costs td { padding: 9px 2px; border-bottom: 1px solid var(--border); }
table.costs td:last-child { text-align: right; font-weight: 650; font-variant-numeric: tabular-nums; }
table.costs tr.total td { border-bottom: 0; font-size: 1.05rem; }
.steps { list-style: none; padding: 0; margin: 0; position: relative; counter-reset: step; }
.steps::before { content: ""; position: absolute; left: 17px; top: 24px; bottom: 24px; width: 2px; background: var(--border-2); }
.step { position: relative; padding-left: 56px; margin: 0; }
.step::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: 20px; width: 36px; height: 36px; border-radius: 50%; background: var(--surface); border: 2px solid var(--border-2); color: var(--ink-2); display: grid; place-items: center; font-weight: 700; z-index: 1; }
.step.done::before { content: "✓"; background: var(--good); border-color: var(--good); color: #fff; }
.step .card { margin-bottom: 14px; }
.step h2 { margin: 0; font-size: 1.15rem; }
.cost { font-weight: 700; color: var(--gold); white-space: nowrap; font-variant-numeric: tabular-nums; }
.check { display: inline-flex; gap: 10px; align-items: center; cursor: pointer; font-weight: 600; font-size: 0.9rem; padding: 8px 12px; border-radius: 10px; background: var(--surface-2); }
.check input { width: 18px; height: 18px; accent-color: var(--good); }

/* ---------- State picker ---------- */
.statepick { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
.statepick button { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface); color: var(--ink); font: 550 0.9rem var(--sans); cursor: pointer; text-align: left; transition: all 0.15s; }
.statepick button:hover { border-color: var(--primary); transform: translateY(-1px); }
.statepick button .abbr { display: inline-grid; place-items: center; min-width: 32px; height: 24px; border-radius: 999px; background: var(--surface-2); font-size: 0.74rem; font-weight: 700; color: var(--ink-2); }
.statepick button.full .abbr { background: var(--navy); color: #fff; }
.statepick button.cur { border-color: var(--primary); background: var(--primary-soft); }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 0.82rem; color: var(--muted); margin: 10px 0 14px; }
.legend i { display: inline-block; width: 14px; height: 14px; border-radius: 999px; vertical-align: -2px; margin-right: 6px; }
dialog.sheet { border: 0; padding: 0; border-radius: 22px; width: min(940px, calc(100vw - 24px)); max-height: min(86vh, 900px); background: var(--bg); color: var(--ink); box-shadow: var(--shadow-lg); }
dialog.sheet::backdrop { background: rgba(8, 12, 24, 0.55); backdrop-filter: blur(3px); }
dialog.sheet .sheet-in { padding: 24px; overflow-y: auto; max-height: min(86vh, 900px); }
.facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }
.facts .f { padding: 14px 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); }
.facts .f .k { color: var(--muted); font-size: 0.8rem; display: block; }
.facts .f .v { font-weight: 650; }

/* ---------- Pricing ---------- */
.pricing { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 920px; margin: 0 auto; }
.plancard { padding: 28px; border-radius: 24px; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px; }
.plancard.pro { background: var(--hero-grad); color: #fff; border-color: transparent; box-shadow: var(--shadow-lg); }
.plancard h2 { margin: 0; }
.plancard.pro h2 { color: #fff; }
.plancard .price { font-size: 2.8rem; font-weight: 750; letter-spacing: -0.03em; line-height: 1; }
.plancard .price small { font-size: 1rem; font-weight: 500; opacity: 0.7; letter-spacing: 0; }
.plancard ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.plancard li { padding-left: 26px; position: relative; margin: 0; }
.plancard li::before { content: "✓"; position: absolute; left: 0; font-weight: 700; color: var(--good); }
.plancard.pro li::before { color: var(--gold-2); }
.plancard.pro .muted { color: rgba(255,255,255,0.72); }
.plancard .btn { margin-top: auto; }
.plancard.pro .btn.primary { background: var(--gold-2); border-color: var(--gold-2); color: var(--on-accent); }
.plancard.pro .btn:disabled { background: rgba(255,255,255,0.08); border: 1px dashed rgba(255,255,255,0.35); color: rgba(255,255,255,0.85); opacity: 1; box-shadow: none; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { font-weight: 650; cursor: pointer; }
.faq details p { margin: 10px 0 0; color: var(--ink-2); }

/* ---------- Tutor chat ---------- */
.chat { max-height: min(62vh, 640px); min-height: 280px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 86%; padding: 12px 16px; border-radius: 18px; line-height: 1.55; animation: rise 0.2s ease; }
.msg p { margin: 0 0 0.5em; } .msg p:last-child { margin-bottom: 0; }
.msg ul { margin: 0.2em 0 0.5em; }
.msg.me { align-self: flex-end; background: var(--navy); color: #fff; border-bottom-right-radius: 6px; }
.msg.bot { align-self: flex-start; background: var(--surface-2); border-bottom-left-radius: 6px; }
.msg.typing { color: var(--muted); font-style: italic; }
.msg.err { background: var(--warn-soft); }
.chatform { display: flex; gap: 10px; align-items: flex-end; }
.chatform textarea { flex: 1 1 auto; min-width: 0; font: inherit; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--border-2); background: var(--surface); color: var(--ink); resize: vertical; min-height: 52px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tile, .tile.feature, .tile.dark { grid-column: span 1; }
  .plan { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .unitlayout { grid-template-columns: 1fr; }
  .toc { display: none; }
  .pricing { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 15.5px; }
  .top-inner { padding: 10px 16px 6px; }
  .brand .w1, .brand .w2 { font-size: 1.14rem; }
  .state-btn .name { display: none; }
  .state-btn { padding: 5px 6px; }
  .tabs { padding: 0 10px 8px; }
  .tabs a { padding: 6px 11px; font-size: 0.86rem; }
  main { padding: 16px 16px 44px; }
  h1 { font-size: 1.8rem; }
  .hero { padding: 28px 20px 24px; border-radius: 22px; }
  .hero h1 { font-size: 2.15rem; }
  .bento { grid-template-columns: 1fr; }
  .tile { min-height: 0; }
  .plan { grid-template-columns: 1fr; }
  .grid-2, .examfacts { grid-template-columns: 1fr; }
  .card { padding: 18px; }
  .qstem { font-size: 1.1rem; }
  .flash { height: 280px; }
  .unithead { grid-template-columns: 1fr; padding: 22px; }
  .unithead .big { font-size: 2.4rem; }
  .costhero { grid-template-columns: 1fr; }
  .unitbars .ub { grid-template-columns: minmax(0, 1fr) 90px 56px; }
  .step { padding-left: 48px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .top, .foot, .btn, .no-print, .toc { display: none !important; }
  body { background: #fff; color: #000; }
  .card { box-shadow: none; border-color: #ccc; break-inside: avoid; }
  .unitlayout { grid-template-columns: 1fr; }
}