/* =========================================================
   Parla Italiano — stylesheet
   Sections: Tokens · Themes · Accents · Base · Header
             · Auth dialog · Home · Module · Learn
             · Flashcards · Quiz · Profile · Legal
             · Footer · Responsive
   ========================================================= */

/* ---------- Tokens ---------- */
:root{
  --radius:14px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;

  /* Minimum comfortable tap target. Apple and Google both say 44px. */
  --tap:44px;

  /* Gutter respects notches and rounded corners in landscape. */
  --gutter-l:max(20px, env(safe-area-inset-left));
  --gutter-r:max(20px, env(safe-area-inset-right));
}

/* ---------- Themes ----------
   `data-theme` is set on <html> by an inline script before first paint,
   so there is no flash of the wrong theme on load. */
:root,
[data-theme="light"]{
  --bg:#faf7f2;
  --card:#ffffff;
  --surface-2:#efe9e0;
  --surface-3:#f4efe8;
  --ink:#1e1c1a;
  --ink-soft:#6b6560;
  --line:#e6e0d7;
  --red:#b23a34;
  --red-soft:#fbeceb;
  --red-ink:#8c2b26;
  --gold:#c58b2b;
  --warn-bg:#fff8e6;
  --warn-line:#f0dfae;
  --warn-ink:#7a5a15;
  --shadow:0 1px 2px rgba(30,28,26,.05), 0 8px 24px rgba(30,28,26,.05);
  --shadow-lg:0 24px 60px rgba(30,28,26,.22);
  --scrim:rgba(30,28,26,.45);
  color-scheme:light;
}

[data-theme="dark"]{
  --bg:#141312;
  --card:#1e1c1b;
  --surface-2:#2a2724;
  --surface-3:#302c29;
  --ink:#f2ede6;
  --ink-soft:#a49b92;
  --line:#332f2c;
  --red:#e0685f;
  --red-soft:#3a1f1d;
  --red-ink:#f0a49d;
  --gold:#d9a44f;
  --warn-bg:#33290f;
  --warn-line:#5c4a1c;
  --warn-ink:#e8cd8e;
  --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:0 24px 60px rgba(0,0,0,.6);
  --scrim:rgba(0,0,0,.6);
  color-scheme:dark;
}

/* "Auto" follows the device. */
@media (prefers-color-scheme: dark){
  [data-theme="auto"]{
    --bg:#141312;
    --card:#1e1c1b;
    --surface-2:#2a2724;
    --surface-3:#302c29;
    --ink:#f2ede6;
    --ink-soft:#a49b92;
    --line:#332f2c;
    --red:#e0685f;
    --red-soft:#3a1f1d;
    --red-ink:#f0a49d;
    --gold:#d9a44f;
    --warn-bg:#33290f;
    --warn-line:#5c4a1c;
    --warn-ink:#e8cd8e;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
    --shadow-lg:0 24px 60px rgba(0,0,0,.6);
    --scrim:rgba(0,0,0,.6);
    color-scheme:dark;
  }
}

/* ---------- Accents ----------
   --accent-soft is mixed against the current background, so every accent
   works in both light and dark without a second set of values. The plain
   value first is the fallback for browsers without color-mix. */
:root,
[data-accent="green"]     { --accent:#1f6b4f; --accent-dark:#17513c; --accent-soft:#e8f1ec; }
[data-accent="blue"]      { --accent:#2b5f8f; --accent-dark:#21496d; --accent-soft:#e7eef5; }
[data-accent="terracotta"]{ --accent:#b1542f; --accent-dark:#8c4325; --accent-soft:#f8ebe5; }
[data-accent="plum"]      { --accent:#6b3f6e; --accent-dark:#533055; --accent-soft:#f0e9f1; }

@supports (color: color-mix(in srgb, red 10%, white)){
  :root, [data-accent]{ --accent-soft:color-mix(in srgb, var(--accent) 14%, var(--bg)); }
}

/* ---------- Base ---------- */
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;
  padding-bottom:calc(48px + env(safe-area-inset-bottom));
  overflow-wrap:break-word;
}
.wrap{max-width:820px;margin:0 auto;padding-left:var(--gutter-l);padding-right:var(--gutter-r)}
[hidden]{display:none !important}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button{font-family:inherit}

.warn{
  background:var(--warn-bg);border:1px solid var(--warn-line);color:var(--warn-ink);
  font-size:13px;padding:10px 13px;border-radius:10px;margin:14px 0;
}

/* ---------- Header ---------- */
header{
  background:var(--card);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
  padding-top:env(safe-area-inset-top);
}
.hbar{display:flex;align-items:center;gap:12px;min-height:60px;padding:10px 0}
.flag{width:26px;height:18px;border-radius:3px;overflow:hidden;display:flex;flex:0 0 auto;box-shadow:0 0 0 1px rgba(0,0,0,.06)}
.flag i{flex:1}
.flag i:nth-child(1){background:#009246}
.flag i:nth-child(2){background:#fff}
.flag i:nth-child(3){background:#ce2b37}
.brand{font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:.2px;margin:0;flex:1;min-width:0}
.brand small{
  display:block;font-family:var(--font);font-size:11.5px;font-weight:500;
  color:var(--ink-soft);letter-spacing:.06em;text-transform:uppercase;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.btn-ghost{
  background:none;border:1px solid var(--line);border-radius:99px;
  padding:0 15px;min-height:var(--tap);font:inherit;font-size:14px;
  color:var(--ink-soft);cursor:pointer;flex:0 0 auto;
  display:inline-flex;align-items:center;gap:7px;
}
.btn-ghost:hover{background:var(--bg);color:var(--ink)}

#accountBtn.signed-in{
  border-color:var(--accent);color:var(--accent);background:var(--accent-soft);
  max-width:170px;overflow:hidden;
}
#accountBtn .avatar{
  width:24px;height:24px;border-radius:50%;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-size:11px;font-weight:700;flex:0 0 auto;
}
#accountBtn .label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- Auth dialog ---------- */
dialog.auth{
  border:0;border-radius:16px;padding:0;max-width:400px;width:calc(100% - 32px);
  background:var(--card);color:var(--ink);box-shadow:var(--shadow-lg);
}
dialog.auth::backdrop{background:var(--scrim)}
dialog.auth form{padding:28px 24px 22px;position:relative}
dialog.auth h2{font-family:var(--serif);font-size:23px;margin:0 0 6px;padding-right:30px}
.auth-intro{margin:0 0 18px;font-size:14px;color:var(--ink-soft)}
.auth-close{
  position:absolute;top:8px;right:8px;background:none;border:0;
  font-size:26px;line-height:1;color:var(--ink-soft);cursor:pointer;
  width:var(--tap);height:var(--tap);border-radius:50%;
}
.auth-close:hover{color:var(--ink);background:var(--surface-2)}
.auth-error{
  background:var(--red-soft);border:1px solid var(--red);color:var(--red-ink);
  font-size:13.5px;padding:9px 12px;border-radius:9px;margin:0 0 14px;
}
.auth-ok{
  background:var(--accent-soft);border:1px solid var(--accent);color:var(--accent);
  font-size:13.5px;padding:9px 12px;border-radius:9px;margin:0 0 14px;
}
.field{display:block;margin-bottom:13px}
.field > span{display:block;font-size:13px;font-weight:600;margin-bottom:5px}
.field > span em{font-weight:400;font-style:normal;color:var(--ink-soft)}
.field input, .field select, .field textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;
  background:var(--bg);font:inherit;font-size:16px;color:var(--ink);min-height:var(--tap);
}
.field input:focus, .field select:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.field input:disabled{opacity:.6}
.auth-submit{
  width:100%;margin-top:6px;padding:13px;border:0;border-radius:11px;min-height:var(--tap);
  background:var(--accent);color:#fff;font:inherit;font-size:15px;font-weight:600;cursor:pointer;
}
.auth-submit:hover:not(:disabled){background:var(--accent-dark)}
.auth-submit:disabled{opacity:.6;cursor:default}
.auth-alt{
  width:100%;margin-top:9px;padding:12px;border:1px solid var(--line);border-radius:11px;
  min-height:var(--tap);background:var(--card);color:var(--ink);font:inherit;font-size:14.5px;
  cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;
}
.auth-alt:hover{background:var(--surface-3)}
.auth-switch{margin:16px 0 0;text-align:center;font-size:13.5px;color:var(--ink-soft)}
.auth-switch button{
  background:none;border:0;font:inherit;font-size:13.5px;color:var(--accent);
  font-weight:600;cursor:pointer;padding:6px 4px;text-decoration:underline;
}

/* ---------- Home ---------- */
.hero{padding:32px 0 6px}
.hero h2{font-family:var(--serif);font-size:30px;line-height:1.2;margin:0 0 8px}
.hero p{color:var(--ink-soft);margin:0;max-width:52ch}
.sync-note{margin:10px 0 0;font-size:13px;color:var(--accent);font-weight:500}

.overall{margin:24px 0 6px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.overall-top{display:flex;justify-content:space-between;align-items:baseline;font-size:13.5px;margin-bottom:10px}
.overall-top b{font-size:14px}
.bar{height:7px;background:var(--line);border-radius:99px;overflow:hidden}
.bar > span{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .45s ease}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:20px 0 40px}
.mod{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;text-align:left;cursor:pointer;font:inherit;color:inherit;
  display:flex;flex-direction:column;gap:10px;transition:transform .15s ease, box-shadow .15s ease;
}
.mod:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.mod-num{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--gold);text-transform:uppercase}
.mod h3{font-family:var(--serif);font-size:18.5px;margin:0}
.mod .it{font-size:13.5px;color:var(--ink-soft);font-style:italic;margin:-6px 0 0}
.mod-meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink-soft);margin-top:auto;padding-top:6px}
.tick{color:var(--accent);font-weight:700}
.mini{flex:1;height:5px;background:var(--line);border-radius:99px;overflow:hidden}
.mini > span{display:block;height:100%;background:var(--accent)}

/* ---------- Module shell ---------- */
.back{
  background:none;border:0;font:inherit;font-size:15px;color:var(--ink-soft);
  cursor:pointer;padding:18px 0 6px;display:inline-flex;align-items:center;gap:6px;min-height:var(--tap);
}
.back:hover{color:var(--ink)}
.mhead{padding:6px 0 18px;border-bottom:1px solid var(--line)}
.mhead h2{font-family:var(--serif);font-size:27px;margin:0 0 4px}
.mhead p{margin:0;color:var(--ink-soft);font-size:14.5px}
.tabs{display:flex;gap:6px;margin:18px 0 22px;background:var(--surface-2);padding:4px;border-radius:11px}
.tabs button{
  flex:1;border:0;background:none;font:inherit;font-size:14.5px;font-weight:500;
  padding:11px 6px;min-height:var(--tap);border-radius:8px;cursor:pointer;color:var(--ink-soft);
}
.tabs button[aria-selected="true"]{background:var(--card);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.07)}

/* ---------- Learn ---------- */
.sechead{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin:18px 0 2px}
.list{display:flex;flex-direction:column;gap:8px;margin-bottom:36px}
.row{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:13px 14px;display:flex;align-items:center;gap:12px}
.row .txt{flex:1;min-width:0}
.row .en{font-size:14px;color:var(--ink-soft)}
.row .it{font-family:var(--serif);font-size:18px;font-weight:600;margin-top:1px}
.row .ph{font-size:12.5px;color:var(--gold);letter-spacing:.02em;margin-top:2px}

.say{
  flex:0 0 auto;width:var(--tap);height:var(--tap);border-radius:50%;border:1px solid var(--line);
  background:var(--bg);cursor:pointer;display:grid;place-items:center;color:var(--accent);
  transition:background .15s ease;
}
.say:hover{background:var(--accent-soft)}
.say.on{background:var(--accent);color:#fff;border-color:var(--accent)}
.say svg{width:19px;height:19px;fill:currentColor}

/* ---------- Flashcards ---------- */
.fc-wrap{margin-bottom:36px}
.fc-count{text-align:center;font-size:13px;color:var(--ink-soft);margin-bottom:12px}
.card3d{perspective:1200px;height:240px;margin-bottom:16px}
.card3d .inner{
  position:relative;width:100%;height:100%;cursor:pointer;
  transition:transform .5s cubic-bezier(.4,.2,.2,1);transform-style:preserve-3d;
}
.card3d.flipped .inner{transform:rotateY(180deg)}
.face{
  position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  padding:26px;text-align:center;
}
.face .lbl{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);position:absolute;top:16px;left:0;right:0}
.face .big{font-family:var(--serif);font-size:25px;line-height:1.25;font-weight:600}
.face .ph{font-size:14px;color:var(--gold)}
.face .hint{position:absolute;bottom:15px;left:0;right:0;font-size:12px;color:var(--ink-soft)}
.back-face{transform:rotateY(180deg);background:var(--accent-soft);border-color:var(--accent)}
.fc-say{position:absolute;bottom:10px;right:10px}

.fc-nav{display:flex;gap:10px}
.fc-nav button{
  flex:1;padding:12px 6px;min-height:var(--tap);border-radius:11px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font:inherit;font-size:14.5px;cursor:pointer;
}
.fc-nav button:hover{background:var(--surface-3)}
.fc-nav button:disabled{opacity:.4;cursor:default}
.fc-nav .primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.fc-nav .primary:hover{background:var(--accent-dark)}

/* ---------- Quiz ---------- */
.quiz{margin-bottom:36px}
.q-prog{font-size:13px;color:var(--ink-soft);margin-bottom:10px;display:flex;justify-content:space-between}
.q-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.q-ask{font-size:13.5px;color:var(--ink-soft);margin-bottom:4px}
.q-term{font-family:var(--serif);font-size:24px;font-weight:600;margin-bottom:18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.opts{display:flex;flex-direction:column;gap:9px}
.opt{
  text-align:left;padding:13px 15px;min-height:var(--tap);border-radius:11px;
  border:1px solid var(--line);background:var(--bg);color:var(--ink);
  font:inherit;font-size:15.5px;cursor:pointer;
}
.opt:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft)}
.opt:disabled{cursor:default}
.opt.right{background:var(--accent-soft);border-color:var(--accent);font-weight:600}
.opt.wrong{background:var(--red-soft);border-color:var(--red)}
.q-next{
  margin-top:16px;width:100%;padding:13px;min-height:var(--tap);border-radius:11px;border:0;
  background:var(--accent);color:#fff;font:inherit;font-size:15px;cursor:pointer;
}
.q-next:hover{background:var(--accent-dark)}

.result{text-align:center;padding:34px 22px}
.result .score{font-family:var(--serif);font-size:46px;font-weight:600;color:var(--accent)}
.result p{color:var(--ink-soft)}
.result .row-btns{display:flex;gap:10px;margin-top:18px}
.result .row-btns .opt{text-align:center;flex:1;justify-content:center}

/* ---------- Profile ---------- */
.profile{padding-bottom:40px}
.profile-head{display:flex;align-items:center;gap:14px;padding:6px 0 20px;border-bottom:1px solid var(--line)}
.profile-head .big-avatar{
  width:54px;height:54px;border-radius:50%;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-size:21px;font-weight:700;flex:0 0 auto;
}
.profile-head h2{font-family:var(--serif);font-size:24px;margin:0 0 2px;overflow-wrap:anywhere}
.profile-head p{margin:0;font-size:14px;color:var(--ink-soft);overflow-wrap:anywhere}

.card-section{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;margin-top:16px;
}
.card-section > h3{
  font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--ink-soft);margin:0 0 4px;
}
.card-section > .section-hint{margin:0 0 16px;font-size:13.5px;color:var(--ink-soft)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.save-row{display:flex;align-items:center;gap:12px;margin-top:6px;flex-wrap:wrap}
.btn-primary{
  padding:12px 20px;min-height:var(--tap);border:0;border-radius:11px;
  background:var(--accent);color:#fff;font:inherit;font-size:15px;font-weight:600;cursor:pointer;
}
.btn-primary:hover:not(:disabled){background:var(--accent-dark)}
.btn-primary:disabled{opacity:.6;cursor:default}
.btn-secondary{
  padding:12px 18px;min-height:var(--tap);border:1px solid var(--line);border-radius:11px;
  background:var(--card);color:var(--ink);font:inherit;font-size:14.5px;cursor:pointer;
}
.btn-secondary:hover{background:var(--surface-3)}
.btn-danger{
  padding:12px 18px;min-height:var(--tap);border:1px solid var(--red);border-radius:11px;
  background:transparent;color:var(--red);font:inherit;font-size:14.5px;font-weight:600;cursor:pointer;
}
.btn-danger:hover{background:var(--red-soft)}
.saved-flag{font-size:13.5px;color:var(--accent);font-weight:600}

/* Toggle rows */
.toggle{
  display:flex;align-items:center;gap:14px;padding:13px 0;
  border-top:1px solid var(--line);cursor:pointer;
}
.card-section .toggle:first-of-type{border-top:0;padding-top:4px}
.toggle .toggle-text{flex:1;min-width:0}
.toggle .toggle-text b{display:block;font-size:15px;font-weight:600}
.toggle .toggle-text span{display:block;font-size:13px;color:var(--ink-soft);margin-top:2px}
.toggle input{position:absolute;opacity:0;pointer-events:none}
.switch{
  flex:0 0 auto;width:50px;height:30px;border-radius:99px;background:var(--line);
  position:relative;transition:background .18s ease;
}
.switch::after{
  content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;
  background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .18s ease;
}
.toggle input:checked + .switch{background:var(--accent)}
.toggle input:checked + .switch::after{transform:translateX(20px)}
.toggle input:focus-visible + .switch{outline:2px solid var(--accent);outline-offset:2px}
.toggle input:disabled + .switch{opacity:.45}

/* Theme picker */
.theme-row{display:flex;gap:8px;margin-bottom:18px}
.theme-row button{
  flex:1;padding:11px 4px;min-height:var(--tap);border:1px solid var(--line);border-radius:11px;
  background:var(--bg);color:var(--ink);font:inherit;font-size:14px;cursor:pointer;
}
.theme-row button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft);font-weight:600}

.accent-row{display:flex;gap:12px;flex-wrap:wrap}
.accent-row button{
  width:var(--tap);height:var(--tap);border-radius:50%;cursor:pointer;
  border:2px solid var(--line);padding:0;position:relative;
}
.accent-row button[aria-pressed="true"]{border-color:var(--ink)}
.accent-row button[aria-pressed="true"]::after{
  content:"✓";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:17px;font-weight:700;
}

/* Passkeys */
.passkey-list{list-style:none;margin:0 0 14px;padding:0}
.passkey-list li{
  display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line);
}
.passkey-list li:first-child{border-top:0}
.passkey-list .pk-text{flex:1;min-width:0}
.passkey-list .pk-text b{display:block;font-size:15px}
.passkey-list .pk-text span{font-size:12.5px;color:var(--ink-soft)}
.pk-remove{
  background:none;border:0;color:var(--red);font:inherit;font-size:14px;
  cursor:pointer;padding:10px;min-height:var(--tap);
}

.link-list{list-style:none;margin:0;padding:0}
.link-list li{border-top:1px solid var(--line)}
.link-list li:first-child{border-top:0}
.link-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:14px 0;min-height:var(--tap);color:var(--ink);text-decoration:none;font-size:15px;
}
.link-list a:hover{color:var(--accent)}
.link-list a::after{content:"›";color:var(--ink-soft);font-size:19px}

.danger-section{border-color:var(--red)}
.danger-section > h3{color:var(--red)}

/* ---------- Legal pages ---------- */
.legal{max-width:720px;padding-top:30px;padding-bottom:60px}
.legal h1{font-family:var(--serif);font-size:30px;margin:0 0 6px}
.legal .updated{color:var(--ink-soft);font-size:13.5px;margin:0 0 26px}
.legal h2{font-family:var(--serif);font-size:20px;margin:32px 0 8px}
.legal h3{font-size:15px;margin:20px 0 6px}
.legal p, .legal li{color:var(--ink);font-size:15.5px;line-height:1.65}
.legal ul{padding-left:22px}
.legal li{margin-bottom:6px}
.legal a{color:var(--accent)}
.legal table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14.5px}
.legal th, .legal td{text-align:left;padding:9px 10px;border:1px solid var(--line);vertical-align:top}
.legal th{background:var(--surface-2);font-weight:600}
.review-banner{
  background:var(--warn-bg);border:1px solid var(--warn-line);color:var(--warn-ink);
  padding:14px 16px;border-radius:11px;margin:0 0 26px;font-size:14px;
}

/* ---------- Footer ---------- */
footer{
  text-align:center;font-size:12.5px;color:var(--ink-soft);
  padding:26px 0 10px;border-top:1px solid var(--line);margin-top:20px;
}
footer .foot-links{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
footer .foot-links a, footer .foot-links button{
  color:var(--ink-soft);font:inherit;font-size:13px;background:none;border:0;
  cursor:pointer;text-decoration:underline;padding:9px 8px;
}
footer .foot-links a:hover, footer .foot-links button:hover{color:var(--ink)}

/* ---------- Responsive ---------- */
@media (max-width:640px){
  .hero{padding-top:24px}
  .hero h2{font-size:25px}
  .card3d{height:220px}
  .face .big{font-size:22px}
  .two-col{grid-template-columns:1fr}
  .card-section{padding:18px 16px}
  .profile-head .big-avatar{width:46px;height:46px;font-size:18px}
  .profile-head h2{font-size:21px}
  .mhead h2{font-size:23px}
  .legal h1{font-size:25px}
}

@media (max-width:420px){
  .brand{font-size:17px}
  .brand small{font-size:10.5px}
  .hbar{gap:9px}
  .btn-ghost{padding:0 12px;font-size:13.5px}
  #accountBtn.signed-in{max-width:118px}
  .hero h2{font-size:23px}
  .tabs button{font-size:13.5px;padding:11px 2px}
  .fc-nav button{font-size:13.5px;padding:12px 2px}
  .theme-row button{font-size:13px}
  .q-term{font-size:21px}
  .result .score{font-size:40px}
}

/* Landscape phones: the flashcard should not push the controls off-screen. */
@media (max-height:520px) and (orientation:landscape){
  .card3d{height:170px}
  .face .big{font-size:20px}
  .hero{padding-top:18px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .card3d .inner{transition:none !important}
}
