/* ==========================================================================
   BONJOUR — ALIVE FRENCH
   Warm, colorful learning surfaces with selective liquid glass and a quiet,
   Apple-system typographic foundation.
   ========================================================================= */

:root {
  --paper: #FBF8F3;
  --bg: #FBF8F3;
  --surface: #FFFEFC;
  --surface-2: #F4F0EA;
  --surface-3: #EAE4DC;
  --ink: #071630;
  --ink-2: #42516A;
  --mute: #5E6C83;
  --line: #E7E0D7;
  --line-2: #D7CEC4;
  --gray-50: #FFFEFC;
  --gray-100: #F8F5F0;
  --gray-150: #F0EBE4;
  --gray-200: #E5DED5;
  --gray-300: #D1C7BB;
  --gray-400: #A99F94;
  --gray-500: #7B7A7A;
  --gray-600: #586176;
  --gray-700: #33415A;
  --gray-800: #15233E;
  --gray-900: #071630;
  --cobalt: #1457E6;
  --cobalt-deep: #0C43C7;
  --violet: #6D3FD4;
  --sky: #A9D8FF;
  --coral: #FF735F;
  --butter: #FFC94E;
  --lavender: #C9B6F4;
  --mint: #A8E3CC;
  --peach: #FFA45E;
  --bleu: var(--cobalt);
  --bleu-2: var(--cobalt-deep);
  --rouge: var(--coral);
  --accent: var(--cobalt);
  --accent-2: var(--cobalt-deep);
  --accent-fill: var(--cobalt);
  --good: #1E7A5A;
  --good-2: #1C5947;
  --good-fill: #1E7A5A;
  --warn: #8B5A16;
  --warn-fill: #80500E;
  --bad: #A9363E;
  --bad-2: #822A31;
  --bad-fill: #A9363E;
  --info: #2146C7;
  --sk-found: #2E52DE;
  --sk-listen: #0E76B4;
  --sk-speak: #7443BE;
  --sk-read: #0E7E62;
  --sk-write: #A05E00;
  --sk-exam: #58627A;
  /* Gradient system — one brand sweep, reused everywhere an accent needs
     life (CTA fills, hero em, progress fills). Text-bearing fills stay on
     the darker half so white labels keep AA. */
  --grad-brand: linear-gradient(135deg, #1F5BE8 0%, #4438C9 100%);
  --grad-brand-hover: linear-gradient(135deg, #2E6BF5 0%, #5346DB 100%);
  --grad-text: linear-gradient(105deg, #1457E6 10%, #6D3FD4 58%, #C2453C 105%);
  --grad-track: linear-gradient(90deg, #1457E6, #6D3FD4);
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 16px;
  --r-2xl: 22px;
  --r-pill: 999px;
  --e1: 0 1px 2px rgba(23, 32, 51, .035);
  --e2: 0 8px 24px rgba(23, 32, 51, .07);
  --e3: 0 18px 48px rgba(23, 32, 51, .10);
  --e4: 0 28px 72px rgba(23, 32, 51, .14);
  --ring: 0 0 0 4px rgba(20, 87, 230, .18);
  --font-ui: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --display: var(--font-ui);
  --sans: var(--font-ui);
  --serif: var(--font-ui);
  --glass-fill: rgba(255, 255, 255, .58);
  --glass-fill-strong: rgba(255, 255, 255, .76);
  --glass-line: rgba(255, 255, 255, .82);
  --glass-shadow: 0 18px 48px rgba(7, 22, 48, .12), inset 0 1px 0 rgba(255, 255, 255, .9);
  --glass-blur: blur(22px) saturate(145%);
  --header-h: 72px;
  --content-max: 1240px;
  --radius-control: 14px;
  --radius-tile: 24px;
  --radius-card: 28px;
  --radius-glass: 30px;
  --character-ink: #071630;
  --shadow-card: 0 1px 2px rgba(7, 22, 48, .03), 0 14px 38px rgba(7, 22, 48, .055);
  --shadow-glass: 0 24px 64px rgba(7, 22, 48, .13), inset 0 1px 0 rgba(255, 255, 255, .88);
  --ease-premium: cubic-bezier(.2, .8, .2, 1);
}

body.dark {
  /* Premium dark: pure midnight. The stage is neutral near-black — no blue
     or violet cast in backgrounds, surfaces, or hairlines. Color lives only
     in the accents: buttons, skill hues, glyphs, and the bento art. */
  --bg: #07080B;
  --surface: #101216;
  --surface-2: #17191F;
  --surface-3: #1F2229;
  --ink: #F2F4F8;
  --ink-2: #C3C9D4;
  --mute: #9099A9;
  --line: #23262D;
  --line-2: #32363F;
  --gray-50: #07080B;
  --gray-100: #101216;
  --gray-150: #17191F;
  --gray-200: #1F2229;
  --gray-300: #32363F;
  --gray-400: #565C68;
  --gray-500: #9099A9;
  --gray-600: #C0C4CE;
  --gray-700: #D8DBE3;
  --gray-800: #EEF0F6;
  --gray-900: #FFFFFF;
  --cobalt: #7C9CFF;
  --cobalt-deep: #9AB4FF;
  /* Stage-adjacent mixes (meters, plan wash) lean blue in dark so nothing
     reads lavender; the speak skill keeps its own violet via --sk-speak. */
  --violet: #7FA0F5;
  --sky: #72BFF5;
  --coral: #FF9587;
  --butter: #FFD070;
  --lavender: #C2B0F2;
  --mint: #7EDCBB;
  --peach: #F5AC70;
  --bleu: var(--cobalt);
  --bleu-2: var(--cobalt-deep);
  --rouge: var(--coral);
  --accent: var(--cobalt);
  --accent-2: var(--cobalt-deep);
  --accent-fill: #3D5CE0;
  --good: #6FD3A8;
  --good-2: #8BE0BD;
  --good-fill: #1F7A52;
  --warn: #E8BC72;
  --warn-fill: #7A5210;
  --bad: #F2929A;
  --bad-2: #F7AAB0;
  --bad-fill: #B03A44;
  --info: #8CA7FF;
  --sk-found: #8AA4FF;
  --sk-listen: #58B2F0;
  --sk-speak: #BB99F0;
  --sk-read: #4FC9A6;
  --sk-write: #E8B366;
  --sk-exam: #9AA8C4;
  --e1: 0 1px 2px rgba(0, 0, 0, .28);
  --e2: 0 10px 28px rgba(0, 0, 0, .34);
  --e3: 0 20px 52px rgba(0, 0, 0, .42);
  --e4: 0 30px 80px rgba(0, 0, 0, .52);
  --ring: 0 0 0 4px rgba(124, 156, 255, .30);
  --glass-fill: rgba(14, 15, 19, .62);
  --glass-fill-strong: rgba(14, 15, 19, .82);
  --glass-line: rgba(255, 255, 255, .11);
  --glass-shadow: 0 20px 52px rgba(0, 0, 0, .40), inset 0 1px 0 rgba(255, 255, 255, .09);
  --grad-brand: linear-gradient(135deg, #4568EC 0%, #5B48D8 100%);
  --grad-brand-hover: linear-gradient(135deg, #5578F5 0%, #6B58E8 100%);
  /* Accent gradients skip the lavender midpoint in dark — blue to coral,
     so headlines pop without tinting the page purple. */
  --grad-text: linear-gradient(105deg, #6E96FF 10%, #FF9587 100%);
  --grad-track: linear-gradient(90deg, #4F74EC, #74A9FF);
  --shadow-card: 0 1px 2px rgba(0, 0, 0, .22), 0 14px 38px rgba(0, 0, 0, .26);
  --shadow-glass: 0 24px 64px rgba(0, 0, 0, .40), inset 0 1px 0 rgba(255, 255, 255, .09);
}

html {
  font-family: var(--font-ui);
  font-feature-settings: "ss02", "cv02", "cv05", "cv11";
  font-synthesis: none;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  letter-spacing: -.008em;
  transition: background 180ms ease, color 180ms ease;
}

button, input, select, textarea { font-family: var(--font-ui); }
em, i,
[style*="font-style:italic"],
[style*="font-style: italic"] { font-style: normal !important; }

body::after,
.topbar::before,
.hero::before,
.hero::after,
.spotlight::before,
.spotlight::after,
.lesson::before,
.card::before,
.card::after,
.flashcard .face::before,
.credit-modal-card::before,
.nav-menu::before { display: none !important; }

h1, h2, h3, h4, h5, h6 { font-family: var(--sans); }

a { color: var(--bleu); }
a:hover { text-decoration-thickness: 1px; }

body[data-anim="full"] .grid > *,
body[data-anim="full"] .path-list > * { animation: none; }

/* App shell */
.topbar {
  min-height: var(--header-h);
  width: min(calc(100% - 32px), var(--content-max));
  margin: 12px auto 0;
  top: 12px;
  padding: 10px 24px;
  gap: 22px;
  background: var(--glass-fill-strong);
  border: 1px solid var(--glass-line);
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(7, 22, 48, .06), inset 0 1px 0 rgba(255, 255, 255, .75);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.topbar.scrolled {
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  border-color: var(--glass-line);
  box-shadow: 0 14px 38px rgba(7, 22, 48, .10), inset 0 1px 0 rgba(255, 255, 255, .78);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  padding: 0;
  flex-shrink: 0;
  color: var(--ink);
  cursor: pointer;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: none;
  place-items: center;
  position: relative;
  border-radius: 11px;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.08em;
}

.brand-mark::before {
  content: '';
  position: absolute;
  width: 14px;
  height: 4px;
  top: -3px;
  left: 6px;
  border-top: 2px solid var(--rouge);
  border-radius: 50%;
  transform: rotate(-8deg);
}

.brand-mark span { color: var(--rouge); margin-left: 1px; }
.brand-lockup { display: flex; flex-direction: column; align-items: flex-start; line-height: 1; }
.brand-name {
  display: block;
  font-family: var(--display);
  font-size: 24px;
  font-weight: 760;
  letter-spacing: -.035em;
}
.brand-lockup small {
  display: none;
  margin-top: 3px;
  color: var(--mute);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: .095em;
  text-transform: uppercase;
}

.stats { order: 3; margin-left: auto; gap: 8px; }
.stat,
#user-chip {
  min-height: 40px;
  padding: 7px 12px;
  border-radius: var(--r-md);
  background: transparent;
  border: 1px solid var(--line);
  box-shadow: none;
  color: var(--ink-2);
  font-size: 13px;
}
.stats .stat:first-child,
#user-chip { border-color: var(--line); color: var(--ink-2); }
.stat:hover, #user-chip:hover { background: var(--surface); border-color: var(--line-2); }

.nav {
  order: 2;
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 16px;
}
.nav > a,
.nav-sect-btn {
  min-height: 40px;
  padding: 9px 13px;
  border-radius: var(--r-md);
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 550;
  letter-spacing: -.01em;
}
.nav > a:hover,
.nav-sect-btn:hover { background: var(--surface); color: var(--ink); text-decoration: none; }
.nav a.active,
body.dark .nav a.active {
  background: color-mix(in srgb, var(--accent, var(--cobalt)) 14%, var(--glass-fill-strong));
  color: color-mix(in srgb, var(--accent, var(--cobalt)) 82%, var(--ink));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent, var(--cobalt)) 26%, transparent);
}
.nav-sect-btn.active,
body.dark .nav-sect-btn.active {
  background: color-mix(in srgb, var(--accent, var(--cobalt)) 14%, var(--glass-fill-strong));
  color: color-mix(in srgb, var(--accent, var(--cobalt)) 82%, var(--ink));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent, var(--cobalt)) 26%, transparent);
}
.nav-menu {
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: var(--e3);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  padding: 12px;
}
.nav-menu a { border-radius: 8px; }
.nav .nav-pill-accent,
.nav .nav-pill-listen,
.nav .nav-pill-mock { background: transparent; box-shadow: none; color: var(--ink-2); }
.nav .nav-pill-accent:hover,
.nav .nav-pill-listen:hover,
.nav .nav-pill-mock:hover { background: var(--surface-2); }

main {
  max-width: var(--content-max);
  padding: 52px 28px 88px;
}

/* Shared editorial surfaces */
.hero,
.lesson,
.spotlight,
.card,
.grammar-box,
.path-node,
.phase-chip,
.support-card,
.kit-card,
.kit-strip,
.kit-item,
.reading-player,
.conj-table {
  background: var(--surface);
  border-color: var(--line);
  box-shadow: var(--e1);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.hero {
  padding: 48px 52px;
  border-radius: var(--r-2xl);
  border: 1px solid var(--line);
  box-shadow: none;
}
.hero h1 {
  width: auto;
  max-width: 850px;
  margin-bottom: 14px;
  background: none !important;
  color: var(--ink) !important;
  -webkit-text-fill-color: currentColor !important;
  font-family: var(--display);
  font-size: clamp(42px, 5.6vw, 68px);
  font-weight: 550;
  line-height: .98;
  letter-spacing: -.045em;
}
.hero p { color: var(--ink-2); opacity: 1; font-size: 18px; line-height: 1.55; }
.hero .flag-stripes { display: none; }
.hero.accent {
  background: var(--ink);
  border: 1px solid var(--ink);
  color: var(--bg);
}
.hero.accent h1,
.hero.accent p { color: var(--bg) !important; -webkit-text-fill-color: currentColor !important; }
.hero.accent p { opacity: .78; }

.card {
  border-radius: var(--r-xl);
  padding: 22px;
  box-shadow: none;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.card:hover {
  background: var(--surface);
  border-color: var(--line-2);
  box-shadow: var(--e2);
  transform: translateY(-2px);
}
.card .icon {
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 11px;
  background: var(--surface-2);
}
.card h3 { font-size: 17px; font-weight: 650; }
.card p { font-size: 14px; color: var(--ink-2); }

.spotlight {
  padding: 28px 30px;
  border-radius: var(--r-xl);
  box-shadow: none;
  gap: 24px;
}
.spotlight:hover { box-shadow: var(--e2); }
.spotlight h2 { font-size: 24px; font-weight: 620; }
.spotlight p { color: var(--ink-2); }
.eyebrow,
.eyebrow-h,
.spotlight .eyebrow {
  color: var(--mute);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.section-h {
  margin-top: 68px;
  margin-bottom: 16px;
  font-family: var(--display);
  font-size: 36px;
  font-weight: 550;
  letter-spacing: -.035em;
}
.section-sub { max-width: 720px; color: var(--ink-2); font-size: 15px; }

.btn {
  min-height: 44px;
  padding: 11px 18px;
  border-radius: var(--r-md);
  background: var(--ink);
  color: var(--bg);
  box-shadow: none;
  font-size: 14px;
  font-weight: 620;
  letter-spacing: -.01em;
  transition: transform 120ms ease, background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.btn:hover { background: color-mix(in srgb, var(--ink) 88%, var(--bg)); box-shadow: var(--e1); }
.btn.primary,
body.dark .btn.primary {
  background: var(--grad-brand);
  color: #fff;
  box-shadow: 0 1px 2px rgba(7, 22, 48, .14),
              0 8px 22px color-mix(in srgb, var(--accent-fill) 30%, transparent);
}
.btn.primary:hover,
body.dark .btn.primary:hover {
  background: var(--grad-brand-hover);
  box-shadow: 0 1px 2px rgba(7, 22, 48, .14),
              0 10px 28px color-mix(in srgb, var(--accent-fill) 42%, transparent);
  transform: translateY(-1px);
}
.btn.primary:active,
body.dark .btn.primary:active { transform: translateY(1px) scale(.99); }
.btn.secondary { background: var(--surface-2); color: var(--ink); border: 1px solid transparent; }
.btn.secondary:hover { background: var(--surface-3); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line-2); }
.btn.ghost:hover { background: var(--surface); border-color: var(--ink-2); }
.btn.big { min-height: 50px; padding: 14px 22px; border-radius: var(--r-md); font-size: 15px; }
.btn.sm { min-height: 34px; padding: 8px 12px; border-radius: 8px; }
.btn:active { transform: translateY(1px) scale(.99); }

.input {
  min-height: 50px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: var(--surface);
  box-shadow: none;
  padding: 13px 15px;
}
.input:hover { border-color: var(--mute); }
.input:focus,
.input:focus-visible { border-color: var(--bleu); box-shadow: var(--ring); outline: none; }

.option,
.token {
  background: var(--surface);
  border-color: var(--line-2);
  box-shadow: none;
}
.option:hover {
  background: color-mix(in srgb, var(--accent, var(--cobalt)) 4%, var(--surface));
  border-color: color-mix(in srgb, var(--accent, var(--cobalt)) 45%, var(--line-2));
  box-shadow: none;
}

.ring circle.bg { stroke: color-mix(in srgb, var(--ink) 11%, transparent); }
.ring circle.fg {
  stroke: var(--accent, var(--bleu));
  filter: drop-shadow(0 0 5px color-mix(in srgb, var(--accent, var(--bleu)) 40%, transparent));
}
.card .meter > div,
.lesson .progress > div,
.phase-chip .meter > div,
body.dark .card .meter > div,
body.dark .lesson .progress > div,
body.dark .phase-chip .meter > div {
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--accent, var(--bleu)) 72%, var(--violet)),
    var(--accent, var(--bleu)));
}
.phase-chip.done .meter > div,
body.dark .phase-chip.done .meter > div { background: var(--good); }
.path-node.unlocked .num,
body.dark .path-node.unlocked .num {
  background: var(--grad-brand);
  color: #fff;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--accent-fill) 38%, transparent);
}

/* First-time welcome */
.welcome-shell { display: grid; gap: 28px; }
.welcome-stage {
  min-height: 590px;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(330px, .75fr);
  border: 1px solid var(--line);
  border-radius: var(--r-2xl);
  overflow: hidden;
  background: var(--surface);
}
.welcome-copy {
  padding: clamp(42px, 6vw, 76px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.welcome-copy::after {
  content: 'français';
  position: absolute;
  right: -8px;
  bottom: -26px;
  color: color-mix(in srgb, var(--rouge) 8%, transparent);
  font-family: var(--display);
  font-size: clamp(90px, 14vw, 190px);
  font-style: normal;
  line-height: 1;
  pointer-events: none;
}
.welcome-kicker,
.home-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  padding: 7px 14px;
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--coral) 10%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--coral) 22%, transparent);
  color: color-mix(in srgb, var(--coral) 68%, var(--ink));
  font-size: 11px;
  font-weight: 680;
  letter-spacing: .1em;
  text-transform: uppercase;
  width: fit-content;
}
.welcome-kicker::before,
.home-kicker::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--coral) 22%, transparent);
}
.welcome-copy h1 {
  position: relative;
  z-index: 1;
  max-width: 680px;
  font-family: var(--display);
  font-size: clamp(50px, 6.3vw, 82px);
  font-weight: 560;
  line-height: .96;
  letter-spacing: -.05em;
}
.welcome-copy h1 em {
  font-weight: inherit;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}
.welcome-lede {
  position: relative;
  z-index: 1;
  max-width: 570px;
  margin-top: 28px;
  color: var(--ink-2);
  font-size: 18px;
  line-height: 1.6;
}
.welcome-proof {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 44px;
}
.welcome-proof > div {
  padding: 14px 16px;
  border-radius: var(--r-lg);
  background: color-mix(in srgb, var(--proof-c, var(--cobalt)) 7%, var(--surface));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--proof-c, var(--cobalt)) 16%, transparent);
}
.welcome-proof > div:nth-child(1) { --proof-c: var(--cobalt); }
.welcome-proof > div:nth-child(2) { --proof-c: var(--coral); }
.welcome-proof > div:nth-child(3) { --proof-c: var(--sk-read); }
.welcome-proof strong {
  display: block;
  font-family: var(--display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: color-mix(in srgb, var(--proof-c, var(--cobalt)) 80%, var(--ink));
  font-variant-numeric: tabular-nums;
}
.welcome-proof span { display: block; margin-top: 3px; color: var(--ink-2); font-size: 12px; line-height: 1.35; }
.welcome-profile {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 4.5vw, 56px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(120% 90% at 85% -10%, rgba(70, 100, 236, .38), transparent 58%),
    radial-gradient(90% 70% at -10% 110%, rgba(194, 69, 60, .20), transparent 55%),
    linear-gradient(165deg, #131C33 0%, #0B1226 100%);
  color: #F8F4EC;
}
/* Tricolore hairline — a quiet nod to the flag across the panel's top edge */
.welcome-profile::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg,
    #3D5CE0 0 33.4%, #F4F0E8 33.4% 66.7%, #E06058 66.7% 100%);
  opacity: .9;
}
.welcome-step { color: #AEB7CA; font-size: 11px; font-weight: 650; letter-spacing: .1em; text-transform: uppercase; }
.welcome-profile h2 {
  margin-top: 18px;
  color: #FFFDF8;
  font-family: var(--display);
  font-size: clamp(34px, 3.3vw, 46px);
  font-weight: 530;
  line-height: 1.02;
  letter-spacing: -.04em;
}
.welcome-profile > p:not(.welcome-step):not(.welcome-private) { margin-top: 14px; color: #BFC5D1; font-size: 14px; line-height: 1.55; }
.welcome-form { margin-top: 34px; }
.welcome-form label { display: block; margin-bottom: 9px; color: #D8DCE5; font-size: 12px; font-weight: 600; }
.welcome-form .input {
  width: 100%;
  min-height: 54px;
  background: #242D3E;
  border-color: #3C485C;
  color: #FFFDF8;
}
.welcome-form .input::placeholder { color: #8993A6; }
.welcome-form .input:focus { border-color: #9EB0FF; box-shadow: 0 0 0 4px rgba(127, 155, 255, .22); }
.welcome-form .btn,
body.dark .welcome-form .btn {
  width: 100%;
  margin-top: 12px;
  background: var(--grad-brand);
  color: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .25), 0 10px 26px rgba(61, 92, 224, .38);
}
.welcome-form .btn:hover,
body.dark .welcome-form .btn:hover {
  background: var(--grad-brand-hover);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .25), 0 14px 32px rgba(61, 92, 224, .5);
  transform: translateY(-1px);
}
.welcome-private { display: flex; gap: 8px; margin-top: 18px; color: #9DA7B9; font-size: 12px; line-height: 1.45; }
.welcome-private::before { content: '●'; color: #72B99E; font-size: 9px; margin-top: 3px; }
.welcome-existing,
.lesson-preview {
  padding: 26px 30px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--surface);
}
.lesson-preview {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  align-items: center;
  gap: 28px;
}
.preview-meta { color: var(--mute); font-size: 11px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.preview-phrase { font-family: var(--display); font-size: clamp(24px, 3vw, 36px); font-weight: 560; letter-spacing: -.03em; }
.preview-translation { margin-top: 4px; color: var(--mute); font-size: 13px; }
.preview-flow { display: flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 650; }
.preview-flow span {
  padding: 6px 12px;
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--flow-c, var(--cobalt)) 9%, var(--surface));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--flow-c, var(--cobalt)) 20%, transparent);
  color: color-mix(in srgb, var(--flow-c, var(--cobalt)) 80%, var(--ink));
}
.preview-flow span:nth-of-type(1) { --flow-c: var(--sk-listen); }
.preview-flow span:nth-of-type(2) { --flow-c: var(--sk-speak); }
.preview-flow span:nth-of-type(3) { --flow-c: var(--sk-read); }
.preview-flow i { width: 16px; height: 1px; background: var(--line-2); }
/* Decorative audio bars — the lesson preview hums before you even start */
.preview-wave { display: flex; align-items: flex-end; gap: 4px; height: 26px; margin-top: 12px; }
.preview-wave i {
  width: 4px;
  border-radius: 99px;
  background: var(--grad-track);
  height: 30%;
  opacity: .85;
}
.preview-wave i:nth-child(1) { height: 35%; }
.preview-wave i:nth-child(2) { height: 70%; }
.preview-wave i:nth-child(3) { height: 45%; }
.preview-wave i:nth-child(4) { height: 95%; }
.preview-wave i:nth-child(5) { height: 55%; }
.preview-wave i:nth-child(6) { height: 80%; }
.preview-wave i:nth-child(7) { height: 40%; }
body[data-anim="full"] .preview-wave i {
  animation: preview-wave 1.5s var(--ease-premium) infinite alternate;
  animation-delay: calc(var(--wi, 0) * 120ms);
}
body[data-anim="full"] .preview-wave i:nth-child(2) { --wi: 1; }
body[data-anim="full"] .preview-wave i:nth-child(3) { --wi: 2; }
body[data-anim="full"] .preview-wave i:nth-child(4) { --wi: 3; }
body[data-anim="full"] .preview-wave i:nth-child(5) { --wi: 4; }
body[data-anim="full"] .preview-wave i:nth-child(6) { --wi: 5; }
body[data-anim="full"] .preview-wave i:nth-child(7) { --wi: 6; }
@keyframes preview-wave { from { transform: scaleY(.6); } to { transform: scaleY(1.15); } }
.welcome-trust { text-align: center; color: var(--mute); font-size: 12px; letter-spacing: .01em; }

/* Home — Language in Motion */
.home-shell { display: grid; gap: 32px; }
.alive-hero {
  min-height: 500px;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(560px, 7fr);
  align-items: center;
  column-gap: 56px;
  padding: 36px 0 40px;
}
.alive-copy { max-width: 470px; position: relative; z-index: 2; }
.home-kicker,
.alive-kicker {
  display: block;
  margin-bottom: 20px;
  color: var(--cobalt);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.home-kicker::before,
.alive-kicker::before { display: none; }
.alive-copy h1 {
  max-width: 10.5ch;
  font-family: var(--font-ui);
  font-size: clamp(48px, 4.8vw, 68px);
  font-weight: 700;
  line-height: .99;
  letter-spacing: -.045em;
}
.alive-lede { max-width: 34ch; margin-top: 22px; color: var(--ink-2); font-size: 19px; line-height: 1.47; }
.alive-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 34px; }
.alive-actions .btn { min-width: 238px; min-height: 56px; justify-content: center; border-radius: var(--radius-control); font-size: 16px; }
.alive-duration { display: inline-flex; align-items: center; gap: 8px; color: var(--mute); font-size: 14px; font-variant-numeric: tabular-nums; }
.alive-duration svg { width: 17px; height: 17px; }

.language-canvas {
  width: 100%;
  max-width: 660px;
  aspect-ratio: 4 / 3;
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(10, minmax(0, 1fr));
  gap: 12px;
  justify-self: end;
  isolation: isolate;
  overflow: clip;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--cobalt) 9%, var(--line));
  border-radius: 36px;
  background: color-mix(in srgb, var(--surface) 74%, var(--sky));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .82);
}
.language-block {
  min-width: 0;
  min-height: 0;
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-radius: var(--radius-tile);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .24);
}
.language-block[data-shape="primary"] { grid-area: 1 / 1 / 6 / 8; background: var(--cobalt); }
.language-block[data-shape="warm"] { grid-area: 1 / 8 / 4 / 10; background: color-mix(in srgb, var(--coral) 82%, var(--surface)); border-radius: 24px 54px 24px 24px; }
.language-block[data-shape="tall"] { grid-area: 1 / 10 / 7 / 13; background: color-mix(in srgb, var(--lavender) 88%, var(--surface)); border-radius: 64px 64px 24px 24px; }
.language-block[data-shape="sun"] { grid-area: 6 / 1 / 8 / 3; aspect-ratio: 1; align-self: stretch; background: color-mix(in srgb, var(--butter) 88%, var(--surface)); border-radius: 50%; }
.language-block[data-shape="sky"] { grid-area: 8 / 1 / 11 / 8; background: var(--sky); }
.language-block[data-shape="mint"] { grid-area: 8 / 9 / 11 / 13; background: color-mix(in srgb, var(--mint) 90%, var(--surface)); }
.language-glyph {
  position: absolute;
  left: 18px;
  top: 8px;
  color: rgba(255, 255, 255, .14);
  font-size: clamp(72px, 7vw, 112px);
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
}
.phrase-display {
  grid-area: 3 / 2 / 9 / 10;
  min-width: 0;
  min-height: 0;
  position: relative;
  z-index: 5;
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-glass);
  background: var(--glass-fill-strong);
  box-shadow: var(--shadow-glass);
  backdrop-filter: blur(24px) saturate(125%);
  -webkit-backdrop-filter: blur(24px) saturate(125%);
}
.phrase-heading-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.phrase-label { color: var(--cobalt); font-size: 11px; font-weight: 780; letter-spacing: .14em; text-transform: uppercase; }
.phrase-context { color: var(--mute); font-size: 11px; font-weight: 650; white-space: nowrap; }
.phrase-fr { margin-top: 18px; max-width: 640px; color: var(--ink); font-size: clamp(30px, 2.3vw, 38px); font-weight: 650; line-height: 1.1; letter-spacing: -.03em; }
.phrase-en { margin-top: 10px; color: var(--ink-2); font-size: 16px; }
.phrase-actions { display: flex; align-items: center; gap: 14px; margin-top: 20px; color: var(--ink); font-size: 14px; font-weight: 650; }
.phrase-play {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  flex: 0 0 46px;
  border: 1px solid color-mix(in srgb, var(--cobalt) 15%, var(--line));
  border-radius: 50%;
  background: color-mix(in srgb, var(--surface) 88%, var(--sky));
  color: var(--cobalt);
  box-shadow: 0 5px 16px rgba(7, 22, 48, .08);
  cursor: pointer;
}
.phrase-play:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(7, 22, 48, .14); }
.phrase-play svg { width: 19px; height: 19px; margin-left: 2px; fill: currentColor; }
.home-cheer {
  grid-area: 6 / 10 / 11 / 13;
  position: relative;
  z-index: 4;
  align-self: end;
  justify-self: end;
  pointer-events: none;
}
.home-cheer .cheer-echo .cheer-glass-detail { display: none; }

body[data-anim="full"] .language-block { animation: language-tile-in 520ms var(--ease-premium) both; }
body[data-anim="full"] .language-block[data-shape="warm"] { animation-delay: 35ms; }
body[data-anim="full"] .language-block[data-shape="tall"] { animation-delay: 70ms; }
body[data-anim="full"] .language-block[data-shape="sun"] { animation-delay: 105ms; }
body[data-anim="full"] .language-block[data-shape="sky"] { animation-delay: 140ms; }
body[data-anim="full"] .language-block[data-shape="mint"] { animation-delay: 175ms; }
body[data-anim="full"] .phrase-display { animation: language-glass-in 600ms var(--ease-premium) 120ms both; }
body[data-anim="full"] .home-cheer { animation: language-cheer-in 640ms var(--ease-premium) 240ms both; }
body[data-anim="subtle"] .language-block,
body[data-anim="subtle"] .phrase-display,
body[data-anim="subtle"] .home-cheer { animation: language-fade-in 240ms ease both; }
body[data-anim="full"] .language-canvas.is-speaking .language-block[data-shape="primary"],
body[data-anim="full"] .language-canvas.is-speaking .language-block[data-shape="sky"] { animation: language-audio-pulse 720ms var(--ease-premium) 2; }

@keyframes language-tile-in {
  from { opacity: 0; transform: translateY(12px) scale(.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes language-glass-in {
  from { opacity: 0; transform: translateY(10px) scale(.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes language-cheer-in {
  from { opacity: 0; transform: translateY(8px) scale(.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes language-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes language-audio-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.012); }
}

@supports not ((backdrop-filter: blur(2px)) or (-webkit-backdrop-filter: blur(2px))) {
  .topbar, .phrase-display, .cheer-board, .cheer-popover { background: var(--surface); }
}

@media (prefers-reduced-transparency: reduce) {
  .topbar, .phrase-display, .cheer-board, .cheer-popover {
    background: var(--surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.home-plan {
  padding: 28px 30px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.panel-overline { color: var(--cobalt); font-size: 11px; font-weight: 760; letter-spacing: .12em; text-transform: uppercase; }
.home-plan-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; }
.home-plan h2 { margin-top: 8px; font-size: 28px; font-weight: 700; letter-spacing: -.03em; }
.home-plan-time { color: var(--mute); font-size: 13px; }
.today-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin: 24px 0 0; padding: 0; list-style: none; }
.today-step {
  min-width: 0;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 20px 24px;
  border: 0;
  background: transparent;
}
.today-step + .today-step { border-left: 1px solid var(--line); }
.today-num {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--step-c, var(--cobalt)) 13%, var(--surface));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--step-c, var(--cobalt)) 24%, transparent);
  color: color-mix(in srgb, var(--step-c, var(--cobalt)) 80%, var(--ink));
  font-size: 15px;
  font-weight: 700;
}
/* Each step keeps its own hue. The list is dynamic (2 or 3 steps), but the
   last step is always the speaking rep — keep it on the speak violet. */
.today-step:nth-child(1) { --step-c: var(--cobalt); }
.today-step:nth-child(2) { --step-c: var(--sk-found); }
.today-step:last-child:not(:first-child) { --step-c: var(--sk-speak); }
.today-step:first-child .today-num {
  background: var(--grad-brand);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent-fill) 35%, transparent);
  color: #fff;
}
.today-step-info h3 { font-size: 16px; font-weight: 680; line-height: 1.25; }
.today-step-info p { margin-top: 6px; color: var(--mute); font-size: 14px; line-height: 1.45; }
.today-step .btn { grid-column: 2; justify-self: start; min-height: 44px; margin-top: 7px; padding: 10px 14px; font-size: 13px; }

.home-progress {
  display: grid;
  grid-template-columns: auto minmax(160px, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin: 26px -30px 0;
  padding: 22px 30px 24px;
  border-top: 1px solid var(--line);
  background: linear-gradient(105deg,
    color-mix(in srgb, var(--cobalt) 7%, var(--surface)),
    color-mix(in srgb, var(--violet) 6%, var(--surface)) 60%,
    color-mix(in srgb, var(--coral) 5%, var(--surface)));
}
.home-progress h3 { font-size: 18px; font-weight: 680; letter-spacing: -.02em; }
.home-progress-track { position: relative; height: 8px; overflow: visible; border-radius: 99px; background: color-mix(in srgb, var(--ink) 9%, transparent); }
.home-progress-track > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--grad-track);
  box-shadow: 0 1px 6px color-mix(in srgb, var(--cobalt) 35%, transparent);
}
.home-progress-track > i { position: absolute; top: 50%; width: 15px; height: 15px; border: 2.5px solid var(--surface); border-radius: 50%; background: var(--coral); transform: translate(-50%, -50%); box-shadow: 0 2px 10px rgba(255, 115, 95, .45); }
.home-progress-meta { color: var(--ink-2); font-size: 13px; white-space: nowrap; font-variant-numeric: tabular-nums; }

.home-feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.home-recommendation,
.home-feature { padding: 28px 30px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 24px; border: 1px solid var(--line); border-radius: var(--r-2xl); background: var(--surface); }
.home-recommendation h3,
.home-feature h3 { margin-top: 8px; font-size: 28px; font-weight: 740; line-height: 1.08; letter-spacing: -.035em; }
.home-recommendation p,
.home-feature p { max-width: 560px; margin-top: 8px; color: var(--ink-2); font-size: 14px; }
.home-recommendation {
  border-color: color-mix(in srgb, var(--cobalt) 30%, var(--line));
  background:
    radial-gradient(90% 120% at 100% 0%, color-mix(in srgb, var(--cobalt) 8%, transparent), transparent 55%),
    var(--surface);
}
.home-feature { position: relative; overflow: hidden; transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease; }
.home-feature:nth-child(1) { --feat-c: var(--sk-speak); }
.home-feature:nth-child(2) { --feat-c: var(--coral); }
.home-feature::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--feat-c, var(--cobalt)), transparent 70%);
  opacity: .75;
}
.home-feature:hover {
  border-color: color-mix(in srgb, var(--feat-c, var(--cobalt)) 34%, var(--line));
  box-shadow: 0 14px 38px color-mix(in srgb, var(--feat-c, var(--cobalt)) 12%, transparent);
  transform: translateY(-2px);
}
.home-feature .panel-overline { color: color-mix(in srgb, var(--feat-c, var(--cobalt)) 80%, var(--ink)); }
.feature-index {
  font-size: 50px;
  font-weight: 720;
  background: linear-gradient(160deg, color-mix(in srgb, var(--feat-c, var(--cobalt)) 55%, var(--line-2)), var(--line-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.phase-strip { gap: 12px; padding-bottom: 8px; }
.phase-chip { min-width: 238px; padding: 18px; border-radius: var(--r-xl); box-shadow: none; }
.phase-chip:hover { transform: translateY(-2px); box-shadow: var(--e2); }
.phase-chip h4 { font-size: 15px; }
.phase-chip.done { border-color: color-mix(in srgb, var(--good) 34%, var(--line)); background: color-mix(in srgb, var(--good) 5%, var(--surface)); }
.phase-glyph { color: var(--accent, var(--cobalt)); }
.card-group-h { margin-top: 44px; font-size: 12px; color: var(--ink-2); letter-spacing: .09em; }
.card-group-h::before { width: 7px; height: 17px; border-radius: 99px; background: var(--cat, var(--cobalt)); box-shadow: 0 0 8px color-mix(in srgb, var(--cat, var(--cobalt)) 45%, transparent); }
.grid[data-cat] { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* Cheer Squad — CSS-built characters, no image/runtime dependency */
.cheer-unit {
  --cheer-color: var(--coral);
  --cheer-scale: 1;
  width: calc(190px * var(--cheer-scale));
  height: calc(215px * var(--cheer-scale));
  position: relative;
  flex: 0 0 auto;
  color: var(--character-ink);
}
.cheer-figure {
  width: 190px;
  height: 215px;
  position: absolute;
  inset: 0 auto auto 0;
  transform: scale(var(--cheer-scale));
  transform-origin: top left;
}
.cheer-body {
  width: 116px;
  height: 140px;
  position: absolute;
  left: 50%;
  top: 12px;
  z-index: 2;
  border-radius: 52px 52px 26px 26px;
  background: var(--cheer-color);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, .28), inset 0 -12px 24px rgba(7, 22, 48, .08), 0 12px 28px rgba(7, 22, 48, .12);
  transform: translateX(-50%);
}
.cheer-body::before {
  content: '';
  position: absolute;
  inset: 7px 13px auto 13px;
  height: 34%;
  border-radius: 44px 44px 20px 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .23), transparent);
  pointer-events: none;
}
.cheer-head-block { display: none; }
.cheer-face {
  width: 68px;
  height: 58px;
  position: absolute;
  left: 50%;
  top: 25px;
  z-index: 4;
  transform: translateX(-50%);
}
.cheer-eye,
.cheer-brow,
.cheer-mouth { position: absolute; display: block; }
.cheer-eye {
  width: 11px;
  height: 17px;
  top: 19px;
  border-radius: 50%;
  background: var(--character-ink);
  box-shadow: inset 3px 0 0 rgba(255, 255, 255, .72);
}
.cheer-eye-left { left: 13px; }
.cheer-eye-right { right: 13px; }
.cheer-brow {
  width: 18px;
  height: 8px;
  top: 5px;
  border-top: 4px solid var(--character-ink);
  border-radius: 50%;
}
.cheer-brow-left { left: 8px; transform: rotate(-6deg); }
.cheer-brow-right { right: 8px; transform: rotate(6deg); }
.cheer-mouth {
  width: 30px;
  height: 18px;
  left: 50%;
  top: 34px;
  border-bottom: 6px solid var(--character-ink);
  border-radius: 0 0 50% 50%;
  transform: translateX(-50%);
}
.cheer-arm,
.cheer-leg {
  position: absolute;
  z-index: -1;
  display: block;
  border-radius: 999px;
  background: var(--cheer-color);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .2);
}
.cheer-arm {
  width: 11px;
  height: 58px;
  top: 55px;
  transform-origin: 50% 7px;
}
.cheer-arm::after {
  content: '';
  position: absolute;
  left: -4px;
  bottom: -4px;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--cheer-color);
}
.cheer-arm-left { left: -8px; transform: rotate(24deg); }
.cheer-arm-right { right: -8px; transform: rotate(-24deg); }
.cheer-leg {
  width: 13px;
  height: 37px;
  bottom: -27px;
  transform-origin: top center;
}
.cheer-leg::after {
  content: '';
  position: absolute;
  bottom: -2px;
  width: 27px;
  height: 12px;
  border-radius: 12px;
  background: var(--cheer-color);
}
.cheer-leg-left { left: 27px; }
.cheer-leg-right { right: 27px; }
.cheer-leg-left::after { right: 0; }
.cheer-leg-right::after { left: 0; }
.cheer-board {
  min-width: 146px;
  max-width: 164px;
  min-height: 62px;
  position: absolute;
  left: 50%;
  top: 102px;
  z-index: 8;
  display: grid;
  place-items: center;
  padding: 10px 14px;
  border: 1px solid var(--glass-line);
  border-radius: 17px;
  background: var(--glass-fill-strong);
  box-shadow: 0 12px 28px rgba(7, 22, 48, .12), inset 0 1px 0 rgba(255, 255, 255, .84);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  transform: translateX(-50%);
}
.cheer-board span { display: block; color: var(--ink); font-size: 13px; font-weight: 700; line-height: 1.15; letter-spacing: 0; text-align: center; }
.cheer-glass-detail {
  display: none;
  position: absolute;
  z-index: 5;
  width: 42px;
  height: 78px;
  left: 7px;
  bottom: 9px;
  border: 1px solid var(--glass-line);
  border-radius: 40px 20px 30px 36px;
  background: rgba(255, 255, 255, .28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .62);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.cheer-spark { display: none; position: absolute; z-index: 10; width: 11px; height: 11px; background: var(--butter); transform: rotate(45deg); }
.cheer-spark-one { right: 16px; top: 20px; }
.cheer-spark-two { right: 1px; top: 47px; width: 8px; height: 8px; background: var(--lavender); }

.cheer-lumi { --cheer-color: var(--butter); }
.cheer-lumi .cheer-body { width: 118px; height: 118px; top: 25px; border-radius: 50%; }
.cheer-lumi .cheer-face { top: 22px; }
.cheer-lumi .cheer-eye-right { height: 3px; top: 27px; border-radius: 3px; box-shadow: none; transform: rotate(-12deg); }
.cheer-lumi .cheer-leg { bottom: -29px; }
.cheer-lumi .cheer-board { top: 101px; }
.cheer-lumi .cheer-spark { display: block; }

.cheer-bleu { --cheer-color: var(--cobalt); }
.cheer-bleu .cheer-body { width: 124px; height: 128px; top: 19px; border-radius: 30px; }
.cheer-bleu .cheer-eye,
.cheer-bleu .cheer-brow,
.cheer-bleu .cheer-mouth { filter: none; }

.cheer-coco { --cheer-color: var(--coral); }
.cheer-coco .cheer-body { width: 116px; height: 148px; border-radius: 58px 58px 22px 22px; }
.cheer-coco .cheer-mouth { width: 31px; height: 24px; top: 31px; border: 0; border-radius: 7px 7px 18px 18px; background: var(--character-ink); }
.cheer-coco .cheer-spark { display: block; }

.cheer-violette { --cheer-color: var(--lavender); }
.cheer-violette .cheer-body { width: 104px; height: 154px; border-radius: 56px 56px 38px 38px; }

.cheer-echo { --cheer-color: var(--sky); }
.cheer-echo .cheer-body { width: 108px; height: 154px; border-radius: 66% 34% 47% 53% / 74% 49% 51% 26%; transform: translateX(-50%) rotate(6deg); }
.cheer-echo .cheer-face { transform: translateX(-50%) rotate(-6deg); }
.cheer-echo .cheer-glass-detail { display: block; }

.cheer-mint { --cheer-color: var(--mint); }
.cheer-mint .cheer-body { width: 110px; height: 150px; border-radius: 60% 40% 50% 50% / 38% 62% 40% 60%; }
.cheer-mint .cheer-brow-left { transform: rotate(12deg); }
.cheer-mint .cheer-brow-right { transform: rotate(-12deg); }

.cheer-joie { --cheer-color: var(--peach); }
.cheer-joie .cheer-body { width: 120px; height: 102px; top: 66px; border-radius: 22px; }
.cheer-joie .cheer-head-block {
  width: 96px;
  height: 56px;
  display: block;
  position: absolute;
  left: 50%;
  top: -52px;
  z-index: -1;
  border-radius: 20px;
  background: var(--cheer-color);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, .28), 0 8px 18px rgba(7, 22, 48, .08);
  transform: translateX(-50%);
}
.cheer-joie .cheer-face { top: -42px; }
.cheer-joie .cheer-arm { top: 15px; }
.cheer-joie .cheer-board { top: 108px; }

.cheer-pose-thumb .cheer-arm-left { transform: rotate(138deg); }
.cheer-pose-wave .cheer-arm-right { transform: rotate(-142deg); }
.cheer-pose-listen .cheer-arm-right { transform: translate(-12px, -5px) rotate(-148deg); }
.cheer-pose-pump .cheer-arm-right { transform: rotate(-154deg); }
.cheer-pose-clap .cheer-arm-left { transform: translate(26px, 2px) rotate(-34deg); }
.cheer-pose-clap .cheer-arm-right { transform: translate(-26px, 2px) rotate(34deg); }
.cheer-unit-boardless .cheer-board { display: none; }
.cheer-unit-compact { --cheer-scale: .78; }

.cheer-popover {
  width: 205px;
  min-height: 196px;
  position: fixed;
  right: max(18px, var(--safe-right));
  bottom: max(18px, calc(var(--safe-bottom) + 18px));
  z-index: 280;
  padding: 12px 7px 2px;
  border: 1px solid var(--glass-line);
  border-radius: 28px;
  background: var(--glass-fill-strong);
  box-shadow: var(--glass-shadow);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  opacity: 0;
  transform: translateY(16px) scale(.96);
  transition: opacity 180ms ease, transform 260ms var(--ease-out);
}
.cheer-popover.is-visible { opacity: 1; transform: translateY(0) scale(1); }
body[data-anim="off"] .cheer-popover { transition: none; }
body[data-anim="subtle"] .cheer-popover { transition: opacity 140ms ease; }
.cheer-close {
  width: 44px;
  height: 44px;
  position: absolute;
  top: 9px;
  right: 9px;
  z-index: 20;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: color-mix(in srgb, var(--surface) 78%, transparent);
  color: var(--ink-2);
  cursor: pointer;
}
.cheer-popover .cheer-unit { margin: 0 auto; }
.finish-layout { display: grid; grid-template-columns: minmax(0, 1fr) 220px; align-items: center; gap: 24px; text-align: left; }
.finish-copy { min-width: 0; }
.finish-copy .row { justify-content: flex-start !important; }
.finish-cheer { display: grid; place-items: center; min-height: 220px; }
.lesson-with-cheer { position: relative; }
.lesson-cheer-slot { position: absolute; top: 18px; right: 18px; z-index: 2; transform: scale(.86); transform-origin: right top; }

body[data-anim="full"] .cheer-popover .cheer-pose-bounce .cheer-figure,
body[data-anim="full"] .finish-cheer .cheer-pose-bounce .cheer-figure { animation: cheer-bounce .72s var(--ease-snap) 2; }
body[data-anim="full"] .cheer-popover .cheer-pose-wave .cheer-arm-right,
body[data-anim="full"] .finish-cheer .cheer-pose-wave .cheer-arm-right { animation: cheer-wave .55s ease-in-out 3; }
body[data-anim="full"] .cheer-popover .cheer-pose-pump .cheer-arm-right,
body[data-anim="full"] .finish-cheer .cheer-pose-pump .cheer-arm-right { animation: cheer-pump .55s ease-in-out 2; }
body[data-anim="full"] .cheer-popover .cheer-pose-clap .cheer-arm-left,
body[data-anim="full"] .finish-cheer .cheer-pose-clap .cheer-arm-left { animation: cheer-clap-left .48s ease-in-out 3; }
body[data-anim="full"] .cheer-popover .cheer-pose-clap .cheer-arm-right,
body[data-anim="full"] .finish-cheer .cheer-pose-clap .cheer-arm-right { animation: cheer-clap-right .48s ease-in-out 3; }
body[data-anim="full"] .cheer-pose-confetti .cheer-spark { animation: cheer-spark 1.1s ease-out 2; }

@keyframes cheer-bounce {
  0%, 100% { transform: scale(var(--cheer-scale)) translateY(0); }
  48% { transform: scale(var(--cheer-scale)) translateY(-13px); }
}
@keyframes cheer-wave { from { transform: rotate(-142deg); } to { transform: rotate(-118deg); } }
@keyframes cheer-pump { from { transform: rotate(-154deg) translateY(0); } to { transform: rotate(-142deg) translateY(-6px); } }
@keyframes cheer-clap-left { from { transform: translate(26px, 2px) rotate(-34deg); } to { transform: translate(35px, 0) rotate(-22deg); } }
@keyframes cheer-clap-right { from { transform: translate(-26px, 2px) rotate(34deg); } to { transform: translate(-35px, 0) rotate(22deg); } }
@keyframes cheer-spark { 0% { opacity: 0; transform: translateY(8px) rotate(25deg) scale(.5); } 35% { opacity: 1; } 100% { opacity: 0; transform: translateY(-18px) rotate(95deg) scale(1); } }

/* Lesson chrome and footer */
.chrome-back,
.chrome-actions .icon-btn,
.footer-links a,
.next-up {
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: none;
}
.chrome-back:hover,
.chrome-actions .icon-btn:hover,
.footer-links a:hover,
.next-up:hover { background: var(--surface-2); }
.lesson { border-radius: var(--r-2xl); box-shadow: none; }
.lesson > .h3-icon svg { width: 24px; height: 24px; color: var(--bleu); }
.btn svg { width: 16px; height: 16px; }

.footer {
  max-width: 1240px;
  width: calc(100% - 48px);
  margin: 52px auto 0;
  padding: 42px 0;
  border-top: 1px solid var(--line);
}
.footer-support-card {
  max-width: 760px;
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: none;
}
.footer-support-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--display);
  font-size: 17px;
  font-weight: 650;
}
.credit-modal-avatar { font-family: var(--display); font-weight: 650; }
.footer-support-btn { border-radius: var(--r-md); background: var(--ink); color: var(--bg) !important; }
.footer-links a { padding: 9px 13px; min-height: 40px; font-size: 13px; }

/* Dark-mode corrections */
body.dark .evidence-panel { background: #0D0E12; }
body.dark .welcome-profile {
  background:
    radial-gradient(120% 90% at 85% -10%, rgba(70, 100, 236, .16), transparent 55%),
    linear-gradient(165deg, #101216 0%, #08090C 100%);
}
body.dark .welcome-copy::after { color: rgba(226, 118, 126, .07); }
body.dark .hero.accent { background: #0D0E12; }
/* Surfaces catch the ambient key light — a faint top glow separates every
   raised card from the stage without resorting to heavy borders. */
body.dark .card,
body.dark .path-node:not(.locked),
body.dark .phase-chip:not(.locked),
body.dark .grammar-box,
body.dark .spotlight,
body.dark .home-plan,
body.dark .home-feature,
body.dark .home-recommendation,
body.dark .lesson {
  background-image: linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, 0) 46%);
}
body.dark .option,
body.dark .token { background: var(--surface-2); }

/* ==========================================================================
   V6 — CHROMATIC PREMIUM
   Color as meaning: every skill family keeps its hue from nav to lesson,
   the stage glows softly behind the paper, and dark mode becomes a deep
   navy theatre instead of a grey void. Paint-only — no new blur layers.
   ========================================================================= */

/* ── Ambient stage — fixed washes behind everything ─────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: -20%;
  z-index: -1;
  pointer-events: none;
}
body:not(.dark)::before {
  background:
    radial-gradient(56vw 56vw at 10% -4%, rgba(20, 87, 230, .09), transparent 62%),
    radial-gradient(50vw 50vw at 94% 12%, rgba(109, 63, 212, .06), transparent 64%),
    radial-gradient(56vw 44vw at 52% 108%, rgba(255, 115, 95, .07), transparent 60%);
}
/* Dark mode: no ambient washes at all — the stage stays pure midnight.
   (styles.css paints its own dark glows on body::before; nuke them.) */
body.dark::before {
  background: none;
}

/* ── Route accents survive dark mode ────────────────────────────────────
   editorial's body.dark { --accent } re-set was silently overriding the
   per-route tints from styles.css. Restore them at higher specificity so
   Practice/Exam sections keep their identity in both themes. */
body.dark[data-route="listen"], body.dark[data-route="listenmastery"],
body.dark[data-route="dialogue"], body.dark[data-route="phonics"] { --accent: var(--sk-listen); }
body.dark[data-route="speak"], body.dark[data-route="speaktasks"],
body.dark[data-route="scenario"], body.dark[data-route="connectormastery"],
body.dark[data-route="games"] { --accent: var(--sk-speak); }
body.dark[data-route="read"] { --accent: var(--sk-read); }
body.dark[data-route="write"], body.dark[data-route="writetask3"] { --accent: var(--sk-write); }
body.dark[data-route="vocab"] { --accent: var(--sk-found); }
body.dark[data-route="mock"], body.dark[data-route="gate"],
body.dark[data-route="diagnostic"], body.dark[data-route="mistakes"] { --accent: var(--sk-exam); }

/* ── Practice grid — the card wall becomes a color-coded library ────────── */
.grid[data-cat] .card { position: relative; }
.grid[data-cat] .card:hover {
  border-color: color-mix(in srgb, var(--cat, var(--cobalt)) 36%, var(--line));
  box-shadow: inset 3px 0 0 color-mix(in srgb, var(--cat, var(--cobalt)) 80%, transparent),
              0 14px 38px color-mix(in srgb, var(--cat, var(--cobalt)) 14%, transparent);
}
.grid[data-cat] .card .icon {
  background: color-mix(in srgb, var(--cat, var(--cobalt)) 12%, var(--surface));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--cat, var(--cobalt)) 14%, transparent);
  color: var(--cat, var(--cobalt));
  transition: transform 200ms var(--ease-premium);
}
.grid[data-cat] .card:hover .icon { transform: scale(1.06) rotate(-3deg); }
.card .tag {
  background: color-mix(in srgb, var(--cat, var(--accent)) 12%, transparent);
  color: color-mix(in srgb, var(--cat, var(--accent)) 82%, var(--ink));
}

/* ── Section headings — gradient tick, tighter rhythm ───────────────────── */
.section-h::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: .72em;
  margin-right: 14px;
  border-radius: 99px;
  background: var(--grad-track);
  vertical-align: -2px;
}

/* ── Topbar — living details ────────────────────────────────────────────── */
.stats .stat:first-child {
  color: color-mix(in srgb, var(--cobalt) 78%, var(--ink));
  border-color: color-mix(in srgb, var(--cobalt) 24%, var(--line));
  background: color-mix(in srgb, var(--cobalt) 7%, transparent);
  font-variant-numeric: tabular-nums;
}
.brand-name em,
.brand-name { font-style: normal; }
.brand-mark { display: grid; background: var(--grad-brand); color: #fff; }
/* The period glyph overflowed below the badge (line-height metrics); the
   coral accent arc above the B carries the charm on its own. */
.brand-mark span { display: none; }

/* ── Hero (inner pages) — quiet color, real presence ────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(110% 130% at 100% -20%, color-mix(in srgb, var(--accent, var(--cobalt)) 9%, transparent), transparent 52%),
    var(--surface);
}
/* Dark heroes stay midnight — the accent is a whisper in the corner, not a wash */
body.dark .hero:not(.accent) {
  background:
    radial-gradient(90% 110% at 100% -20%, color-mix(in srgb, var(--accent, var(--cobalt)) 6%, transparent), transparent 48%),
    var(--surface);
}
.eyebrow-h,
.hero p.eyebrow-h,
.lesson p.eyebrow-h {
  color: color-mix(in srgb, var(--accent, var(--cobalt)) 82%, var(--ink));
  font-size: 11px;
  font-weight: 680;
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ── Home hero copy — one luminous word ─────────────────────────────────── */
.alive-copy h1 em {
  font-style: normal;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}
.alive-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--cobalt) 9%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--cobalt) 22%, transparent);
  width: fit-content;
}
.alive-kicker::before {
  content: '';
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cobalt);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cobalt) 20%, transparent);
}

/* ── Home plan header — colored overline + soft wash ────────────────────── */
.home-plan {
  background:
    radial-gradient(80% 90% at 0% 0%, color-mix(in srgb, var(--cobalt) 5%, transparent), transparent 46%),
    var(--surface);
}

/* ── Footer — warm sign-off, gradient CTA ───────────────────────────────── */
.footer-support-card {
  background:
    radial-gradient(120% 140% at 0% 0%, color-mix(in srgb, var(--cobalt) 7%, transparent), transparent 55%),
    radial-gradient(110% 130% at 100% 100%, color-mix(in srgb, var(--coral) 6%, transparent), transparent 55%),
    var(--surface);
  border: 1px solid color-mix(in srgb, var(--cobalt) 14%, var(--line));
}
.footer-support-icon { background: var(--grad-brand); color: #fff; }
.footer-support-btn {
  background: var(--grad-brand);
  color: #fff !important;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--accent-fill) 30%, transparent);
  transition: box-shadow 160ms ease, transform 160ms ease;
}
.footer-support-btn:hover {
  background: var(--grad-brand-hover);
  box-shadow: 0 10px 26px color-mix(in srgb, var(--accent-fill) 42%, transparent);
  transform: translateY(-1px);
}

/* ── Dark chrome — navy glass, not grey ─────────────────────────────────── */
body.dark .nav-menu { background: #131519; border-color: var(--line-2); }
body.dark .topbar {
  background: rgba(11, 12, 15, .80);
  border-color: rgba(255, 255, 255, .08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .06);
}
body.dark .topbar.scrolled {
  background: rgba(11, 12, 15, .90);
  box-shadow: 0 14px 38px rgba(0, 0, 0, .48), inset 0 1px 0 rgba(255, 255, 255, .06);
}
body.dark .footer-support-icon,
body.dark .btn:not(.primary):not(.secondary):not(.ghost) { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06); }
body.dark .input { background: var(--surface-2); border-color: var(--line-2); }
body.dark .input:focus { border-color: var(--cobalt); }

/* ── Entrance — welcome + home settle in with a soft stagger ────────────── */
body[data-anim="full"] .welcome-copy > *,
body[data-anim="full"] .welcome-profile > * {
  animation: v6-rise 560ms var(--ease-premium) both;
}
body[data-anim="full"] .welcome-copy > *:nth-child(2) { animation-delay: 60ms; }
body[data-anim="full"] .welcome-copy > *:nth-child(3) { animation-delay: 120ms; }
body[data-anim="full"] .welcome-copy > *:nth-child(4) { animation-delay: 180ms; }
body[data-anim="full"] .welcome-profile > *:nth-child(2) { animation-delay: 80ms; }
body[data-anim="full"] .welcome-profile > *:nth-child(3) { animation-delay: 140ms; }
body[data-anim="full"] .welcome-profile > *:nth-child(4) { animation-delay: 200ms; }
body[data-anim="full"] .welcome-profile > *:nth-child(5) { animation-delay: 260ms; }
body[data-anim="full"] .lesson-preview { animation: v6-rise 620ms var(--ease-premium) 260ms both; }
@keyframes v6-rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Respect the user's motion tier — subtle gets a plain fade */
body[data-anim="subtle"] .welcome-copy > *,
body[data-anim="subtle"] .welcome-profile > *,
body[data-anim="subtle"] .lesson-preview { animation: language-fade-in 220ms ease both; }

/* ── Dark mode: primary actions go porcelain ─────────────────────────────
   White is the loudest thing you can put on midnight. Every primary action
   becomes a warm-white plate with ink text and a soft white halo; tonal and
   ghost buttons stay quiet beneath it, and color remains with the brand
   mark, skill accents, and the art. */
body.dark .btn.primary,
body.dark .welcome-form .btn {
  background: linear-gradient(180deg, #FFFFFF 0%, #E8ECF3 100%);
  color: #0C0D11;
  box-shadow: inset 0 1px 0 #FFFFFF,
              0 1px 2px rgba(0, 0, 0, .5),
              0 8px 28px rgba(255, 255, 255, .10);
}
body.dark .btn.primary:hover,
body.dark .welcome-form .btn:hover {
  background: linear-gradient(180deg, #FFFFFF 0%, #F2F5FA 100%);
  color: #0C0D11;
  box-shadow: inset 0 1px 0 #FFFFFF,
              0 1px 2px rgba(0, 0, 0, .5),
              0 10px 36px rgba(255, 255, 255, .16);
  transform: translateY(-1px);
}
body.dark .btn.primary:active,
body.dark .welcome-form .btn:active {
  background: linear-gradient(180deg, #EDF0F6 0%, #E0E5EE 100%);
  transform: translateY(1px) scale(.99);
}
/* The always-dark welcome panel earns the white CTA in light mode too */
.welcome-form .btn {
  background: linear-gradient(180deg, #FFFFFF 0%, #E8ECF3 100%);
  color: #0C0D11;
  box-shadow: inset 0 1px 0 #FFFFFF, 0 1px 2px rgba(0, 0, 0, .35),
              0 8px 28px rgba(255, 255, 255, .10);
}
.welcome-form .btn:hover {
  background: linear-gradient(180deg, #FFFFFF 0%, #F2F5FA 100%);
  color: #0C0D11;
  box-shadow: inset 0 1px 0 #FFFFFF, 0 1px 2px rgba(0, 0, 0, .35),
              0 10px 36px rgba(255, 255, 255, .16);
}

/* Footer support CTA follows the primary treatment */
body.dark .footer-support-btn {
  background: linear-gradient(180deg, #FFFFFF 0%, #E8ECF3 100%);
  color: #0C0D11 !important;
  box-shadow: inset 0 1px 0 #FFFFFF, 0 1px 2px rgba(0, 0, 0, .5),
              0 8px 28px rgba(255, 255, 255, .10);
}
body.dark .footer-support-btn:hover {
  background: linear-gradient(180deg, #FFFFFF 0%, #F2F5FA 100%);
  box-shadow: inset 0 1px 0 #FFFFFF, 0 1px 2px rgba(0, 0, 0, .5),
              0 10px 36px rgba(255, 255, 255, .16);
}

/* Active nav pill: a crisp white chip with ink text */
body.dark .nav a.active,
body.dark .nav-sect-btn.active {
  background: #F2F4F8;
  color: #0C0D11;
  box-shadow: 0 2px 12px rgba(255, 255, 255, .10);
}

/* Step + path numerals: white coins with ink digits */
body.dark .today-step:first-child .today-num,
body.dark .path-node.unlocked .num {
  background: linear-gradient(180deg, #FFFFFF 0%, #E8ECF3 100%);
  color: #0C0D11;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .5), 0 4px 16px rgba(255, 255, 255, .12);
}

/* ── Finishing details ──────────────────────────────────────────────────── */
.spotlight .eyebrow { color: color-mix(in srgb, var(--accent, var(--cobalt)) 78%, var(--ink)); }
.panel-overline { color: color-mix(in srgb, var(--accent, var(--cobalt)) 80%, var(--ink)); }
.alive-duration svg { color: var(--cobalt); }
/* Existing-learner shortcuts read as people, not grey buttons */
.welcome-existing .btn.secondary {
  border: 1px solid color-mix(in srgb, var(--cobalt) 22%, var(--line));
  background: color-mix(in srgb, var(--cobalt) 6%, var(--surface));
  color: color-mix(in srgb, var(--cobalt) 70%, var(--ink));
}
.welcome-existing .btn.secondary:hover {
  background: color-mix(in srgb, var(--cobalt) 12%, var(--surface));
}
/* Grammar boxes carry the route hue on their spine */
.grammar-box { border-left: 3px solid color-mix(in srgb, var(--accent, var(--cobalt)) 55%, transparent); }
/* Mobile drawer — active item pops, groups readable in dark */
@media (max-width: 900px) {
  .nav a.active {
    background: var(--grad-brand);
    color: #fff;
    box-shadow: 0 4px 14px color-mix(in srgb, var(--accent-fill) 30%, transparent);
  }
  body.dark .nav a.active {
    background: linear-gradient(180deg, #FFFFFF 0%, #E8ECF3 100%);
    color: #0C0D11;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .5), 0 4px 16px rgba(255, 255, 255, .12);
  }
  /* Landing pages carry a static inline nav (aria-label="Primary"), not the
     app drawer — keep it a simple horizontal row instead of inheriting the
     drawer's column layout and border. */
  .topbar .nav[aria-label="Primary"] {
    position: static;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 2px;
    width: auto;
    max-width: none;
    padding: 0;
    margin-left: auto;
    background: transparent;
    border: 0;
    box-shadow: none;
    transform: none;
  }
  .topbar .nav[aria-label="Primary"] a { width: auto; }
}

/* Responsive */
@media (max-width: 1100px) {
  .topbar { padding-inline: 20px; }
  .brand-lockup small { display: none; }
  .nav { margin-left: 0; }
  .welcome-stage { grid-template-columns: 1fr .8fr; }
  .alive-hero { min-height: 0; grid-template-columns: 1fr; row-gap: 34px; padding-top: 28px; }
  .alive-copy { max-width: 680px; }
  .language-canvas { width: min(100%, 680px); justify-self: center; }
  .grid[data-cat] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  :root { --header-h: 62px; }
  /* No blur on the mobile topbar: backdrop-filter turns the header into the
     containing block for the fixed-position nav drawer (Chromium), trapping
     the drawer inside the pill — it peeked 13px at the screen edge closed
     and opened clipped to header height. Solid fill keeps the look. */
  .topbar,
  .topbar.scrolled {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: color-mix(in srgb, var(--surface) 96%, transparent);
  }
  .topbar { width: calc(100% - 24px); margin-top: 8px; top: 8px; gap: 10px; }
  .brand-mark { width: 34px; height: 34px; border-radius: 9px; font-size: 21px; }
  .brand-name { font-size: 20px; }
  .stats { margin-left: auto; }
  .nav {
    display: block;
    background: var(--surface);
    border-right: 1px solid var(--line);
    box-shadow: var(--e4);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .nav > a,
  .nav-sect-btn { border-radius: var(--r-md); }
  main { padding: 34px 20px 72px; }
  .welcome-stage { min-height: 0; grid-template-columns: 1fr; }
  .welcome-copy { padding: 52px 42px; }
  .welcome-profile { padding: 42px; }
  .alive-hero { row-gap: 30px; padding-top: 24px; }
  .today-steps { grid-template-columns: 1fr; }
  .today-step { grid-template-columns: 38px minmax(0, 1fr) auto; padding-inline: 0; }
  .today-step + .today-step { border-left: 0; border-top: 1px solid var(--line); }
  .today-step .btn { grid-column: 3; grid-row: 1; margin-top: 0; }
  .home-feature-grid { grid-template-columns: 1fr; }
  .finish-layout { grid-template-columns: 1fr 190px; }
  .lesson-cheer-slot { position: relative; top: auto; right: auto; display: grid; place-items: center; height: 172px; margin: 6px auto 0; transform: none; }
  .hero { padding: 38px 34px; }
}

@media (max-width: 640px) {
  .topbar { width: calc(100% - 16px); margin-top: 6px; top: 6px; padding: 8px 12px; border-radius: 18px; }
  .brand { gap: 8px; }
  .brand-name { font-size: 19px; }
  .stats .stat:first-child { display: none; }
  #user-chip { max-width: 92px; overflow: hidden; }
  main { padding: 26px 14px 58px; }
  .welcome-shell { gap: 14px; }
  .welcome-stage { border-radius: var(--r-xl); }
  .welcome-copy { padding: 42px 24px 38px; }
  .welcome-copy h1 { font-size: clamp(44px, 13vw, 60px); }
  .welcome-lede { margin-top: 20px; font-size: 16px; }
  .welcome-proof { gap: 8px; margin-top: 32px; padding-top: 20px; }
  .welcome-proof strong { font-size: 20px; }
  .welcome-proof span { font-size: 10px; }
  .welcome-copy::after { display: none; }
  .welcome-profile { padding: 36px 24px; }
  .lesson-preview { grid-template-columns: 1fr; gap: 12px; padding: 22px; }
  .preview-flow { margin-top: 8px; }
  .alive-hero { row-gap: 24px; padding: 16px 0 28px; }
  .home-kicker, .alive-kicker { margin-bottom: 18px; font-size: 10px; }
  .alive-copy h1 { font-size: clamp(43px, 12.5vw, 57px); }
  .alive-lede { margin-top: 17px; font-size: 16px; }
  .alive-actions { margin-top: 26px; gap: 12px; }
  .alive-actions .btn { width: 100%; min-width: 0; min-height: 54px; }
  .language-canvas {
    width: 100%;
    aspect-ratio: .85;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    grid-template-rows: repeat(10, minmax(0, 1fr));
    gap: 8px;
    margin-top: 4px;
    padding: 10px;
    border-radius: 28px;
  }
  .language-block { border-radius: 18px; }
  .language-block[data-shape="primary"] { grid-area: 1 / 1 / 5 / 5; }
  .language-block[data-shape="warm"] { grid-area: 1 / 5 / 3 / 7; border-radius: 18px 38px 18px 18px; }
  .language-block[data-shape="tall"] { grid-area: 3 / 5 / 8 / 7; border-radius: 42px 42px 18px 18px; }
  .language-block[data-shape="sun"] { grid-area: 5 / 1 / 7 / 3; }
  .language-block[data-shape="sky"] { grid-area: 8 / 1 / 11 / 4; }
  .language-block[data-shape="mint"] { grid-area: 8 / 4 / 11 / 7; }
  .language-glyph { left: 14px; top: 8px; font-size: clamp(68px, 24vw, 96px); }
  .phrase-display { grid-area: 2 / 1 / 8 / 7; margin-inline: 16px; padding: 24px 22px; border-radius: 23px; }
  .phrase-context { display: none; }
  .phrase-fr { font-size: clamp(25px, 7.4vw, 32px); }
  .phrase-en { font-size: 14px; }
  .phrase-actions { gap: 11px; font-size: 12px; }
  .phrase-play { width: 44px; height: 44px; flex-basis: 44px; }
  .home-cheer { grid-area: 8 / 4 / 11 / 7; z-index: 7; align-self: start; }
  .home-cheer .cheer-unit { --cheer-scale: .57; }
  .home-cheer .cheer-board { display: none; }
  .home-plan,
  .home-recommendation,
  .home-feature { border-radius: var(--r-xl); }
  .home-plan { padding: 22px 18px 0; }
  .home-plan h2 { font-size: 25px; }
  .home-plan-time { display: none; }
  .today-step { grid-template-columns: 34px minmax(0, 1fr); gap: 12px; }
  .today-step .btn { grid-column: 2; grid-row: auto; min-width: 0; justify-self: start; margin-top: 4px; }
  .home-progress { grid-template-columns: 1fr auto; gap: 14px; margin: 22px -18px 0; padding: 21px 18px 22px; }
  .home-progress-track { grid-column: 1 / -1; grid-row: 2; }
  .home-recommendation,
  .home-feature { grid-template-columns: 1fr; padding: 24px 20px; }
  .feature-index { display: none; }
  .grid[data-cat] { grid-template-columns: 1fr; }
  .hero { padding: 30px 22px; border-radius: var(--r-xl); }
  .hero h1 { font-size: 40px; }
  .hero p { font-size: 16px; }
  .spotlight { grid-template-columns: 1fr; padding: 24px 20px; }
  .spotlight .btn { justify-self: start; }
  .finish-layout { grid-template-columns: 1fr; text-align: center; }
  .finish-copy .row { justify-content: center !important; }
  .finish-cheer { order: -1; min-height: 180px; }
  .cheer-popover { right: 10px; bottom: calc(var(--safe-bottom) + 10px); transform-origin: right bottom; }
  .footer { width: calc(100% - 28px); }
}

@media (max-width: 360px) {
  .language-canvas { aspect-ratio: .72; }
  .phrase-display { margin-inline: 14px; padding: 20px 18px; }
  .phrase-fr { margin-top: 14px; font-size: clamp(23px, 8.2vw, 27px); }
  .phrase-actions { margin-top: 16px; font-size: 11px; }
  .home-cheer .cheer-unit { --cheer-scale: .54; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (forced-colors: active) {
  .brand-mark, .welcome-profile, .evidence-panel, .hero.accent,
  .phrase-display, .cheer-board, .cheer-popover { border: 1px solid CanvasText; }
  /* Gradient-clipped text paints transparent glyphs — restore system ink */
  .welcome-copy h1 em,
  .alive-copy h1 em,
  .feature-index {
    background: none;
    color: CanvasText;
    -webkit-text-fill-color: CanvasText;
  }
}