@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-ext-500-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-500-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-ext-600-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-600-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-ext-700-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-700-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:800;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-ext-800-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:800;font-display:swap;src:url(fonts/plus-jakarta-sans-latin-800-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/dm-sans-latin-ext-400-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/dm-sans-latin-400-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/dm-sans-latin-ext-500-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/dm-sans-latin-500-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/dm-sans-latin-ext-600-normal.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/dm-sans-latin-600-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root {
  color-scheme: light;
  --bg: #f3f1ea;
  --paper: #fbfaf6;
  --card: #fdfcf9;
  --line: #e3dfd3;
  --line-strong: #d3cebf;
  --ink: #11302a;
  --ink-2: #3f4d48;
  --ink-3: #6f7a74;
  --brand: #1b4235;
  --brand-hover: #245544;
  --sage: #8ea67a;
  --sage-deep: #6f8a5d;
  --sage-soft: #dfe6d4;
  --mist: #e8ecee;
  --c0: #cd7a6e;
  --c1: #739dc5;
  --c2: #92ad80;
  --c3: #c99a52;
  --danger: #b4574a;
  --radius: 18px;
  --shadow: 0 1px 0 #fff inset, 0 10px 30px -18px rgba(25, 50, 40, .25);
  --ff-h: 'Plus Jakarta Sans', 'Segoe UI', system-ui, sans-serif;
  --ff-b: 'DM Sans', 'Segoe UI', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--ff-b);
  -webkit-font-smoothing: antialiased;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--c1); outline-offset: 3px; border-radius: 6px; }

.eyebrow {
  font: 600 11px/1.4 var(--ff-h);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sage-deep);
}
.muted { color: var(--ink-2); }
.pill {
  display: inline-flex; align-items: center;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--sage-soft);
  color: var(--ink);
  font-size: 13px;
  white-space: nowrap;
}
.bar {
  display: block; position: relative;
  height: 6px; border-radius: 99px;
  background: #e7e4dc; overflow: hidden;
}
.bar i {
  position: absolute; inset: 0 auto 0 0; width: 0;
  background: var(--sage);
  border-radius: inherit;
  transition: width .45s ease;
}

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 11px 22px;
  border-radius: 10px;
  border: 1px solid transparent;
  font: 600 15px/1.2 var(--ff-h);
  text-decoration: none;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .1s;
}
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .55; cursor: default; }
.btn-primary { background: var(--sage-deep); color: #fff; }
.btn-primary:hover { background: #5f7a4e; }
.btn-dark { background: var(--brand); color: #fff; }
.btn-dark:hover { background: var(--brand-hover); }
.btn-ghost { background: var(--card); border-color: var(--ink-3); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); }
.link-btn { background: none; border: 0; padding: 6px 0; color: var(--ink-2); text-decoration: underline; cursor: pointer; font-size: 14px; }
.arrow-link { color: var(--ink); font-size: 14px; text-underline-offset: 3px; }
.arrow-link::after { content: ' ↗'; }

/* ── Topbar ──────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 1240px; margin: 0 auto;
  padding: 14px 32px;
  display: flex; align-items: center; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--brand); }
.brand span { font: 700 18px var(--ff-h); letter-spacing: .32em; color: var(--ink); }
.eye-icon { color: var(--brand); flex: none; }
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a {
  padding: 8px 14px; border-radius: 8px;
  text-decoration: none; font-size: 15px; color: var(--ink-2);
}
.nav a:hover { color: var(--ink); background: #0000000a; }
.nav a[aria-current="page"] { color: var(--ink); box-shadow: inset 0 -2px var(--sage-deep); border-radius: 0; }
.user-chip {
  display: flex; align-items: center; gap: 10px;
  border: 0; background: none; padding: 4px; border-radius: 99px; cursor: pointer;
}
.user-chip:hover .avatar { box-shadow: 0 0 0 3px var(--sage-soft); }
.user-name { font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 160px; }
.caret { font-size: 11px; color: var(--ink-3); }
.avatar {
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--c1); color: #fff;
  font: 600 13px var(--ff-h);
  transition: box-shadow .15s;
}
.avatar-sm { width: 26px; height: 26px; font-size: 11px; }
.topbar-end { display: flex; align-items: center; gap: 14px; }
.nav + .topbar-end { margin-left: 0; }
.lang-switch { display: flex; gap: 2px; padding: 3px; border-radius: 99px; background: #0000000a; font: 600 12px var(--ff-h); letter-spacing: .06em; }
.lang-switch a, .lang-switch span { padding: 5px 9px; border-radius: 99px; text-decoration: none; color: var(--ink-3); line-height: 1; }
.lang-switch a:hover { color: var(--ink); background: #fff8; }
.lang-switch [aria-current] { background: var(--card); color: var(--ink); box-shadow: 0 1px 2px #0002; }
.pill:empty { display: none; }
.back-link { display: none; text-decoration: none; font-size: 15px; white-space: nowrap; }

/* ── Dialog ──────────────────────────────────────────── */
.player-dialog {
  margin: auto;
  width: min(460px, calc(100vw - 32px));
  border: 1px solid var(--line); border-radius: 22px;
  padding: 28px; background: var(--paper); color: var(--ink);
  box-shadow: 0 30px 80px -30px rgba(17, 48, 42, .45);
}
.player-dialog::backdrop { background: rgba(17, 48, 42, .35); backdrop-filter: blur(3px); }
.player-dialog h2 { font: 700 26px/1.2 var(--ff-h); letter-spacing: -.02em; margin: 6px 0 8px; }
.player-dialog .muted { font-size: 14px; margin-bottom: 18px; }
.field-label { display: block; font-size: 13px; color: var(--ink-3); margin: 14px 0 8px; }
.field {
  width: 100%; min-height: 48px;
  padding: 12px 14px; border-radius: 10px;
  border: 1px solid var(--line-strong); background: #fff;
}
.field:focus { outline: none; border-color: var(--sage-deep); box-shadow: 0 0 0 3px var(--sage-soft); }
.field-error { color: var(--danger); font-size: 13px; min-height: 20px; margin-top: 6px; }
.player-pills { display: flex; flex-wrap: wrap; gap: 8px; max-height: 160px; overflow: auto; }
.player-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px 5px 5px; border-radius: 99px;
  border: 1px solid var(--line); background: #fff; cursor: pointer; font-size: 14px;
}
.player-pill:hover, .player-pill.is-current { border-color: var(--sage-deep); background: var(--sage-soft); }
.dialog-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 8px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; z-index: 50;
  transform: translate(-50%, 20px); opacity: 0;
  padding: 12px 18px; border-radius: 12px;
  background: var(--brand); color: #fff; font-size: 14px;
  transition: opacity .2s, transform .2s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ── Hub ─────────────────────────────────────────────── */
.hub { max-width: 1240px; margin: 0 auto; padding: 0 32px 40px; }
.hero {
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
  align-items: center; gap: 32px;
  padding: 48px 0 32px;
}
.hero h1 {
  font: 800 clamp(40px, 6.2vw, 74px)/1.02 var(--ff-h);
  letter-spacing: -.045em;
  margin: 14px 0 18px;
}
.hero .lead { font-size: 19px; color: var(--ink-2); max-width: 520px; }
.hero-art { width: 100%; max-width: 340px; justify-self: center; }

.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.game-card {
  display: flex; flex-direction: column;
  padding: 24px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.game-card h3 { font: 700 22px/1.25 var(--ff-h); letter-spacing: -.02em; }
.game-card .skill { color: var(--ink-2); font-size: 15px; }
.game-card .question { font-size: 14px; color: var(--ink-3); font-style: italic; margin-top: 4px; }
.game-card .art { height: 168px; display: grid; place-items: center; margin: 18px 0 12px; }
.game-card .art svg { height: 100%; width: auto; }
.game-card .mini-stats {
  display: flex; justify-content: space-between; gap: 12px;
  font-size: 13px; color: var(--ink-3);
  padding: 10px 0; border-top: 1px dashed var(--line); margin-bottom: 14px;
}
.game-card .mini-stats strong { color: var(--ink); font-weight: 600; }
.game-card .card-links { display: flex; justify-content: center; margin-bottom: 14px; }
.game-card .btn { margin-top: auto; width: 100%; }

.section { padding-top: 64px; }
.section-head h2 {
  font: 800 clamp(30px, 4.4vw, 50px)/1.08 var(--ff-h);
  letter-spacing: -.04em;
}
.section-head p { font-size: 18px; color: var(--ink-2); max-width: 760px; margin-top: 12px; }
.divider { height: 1px; background: var(--line); margin: 48px 0 0; border: 0; }

.howto-table { width: 100%; border-collapse: collapse; margin-top: 24px; background: var(--card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.howto-table th, .howto-table td { text-align: left; padding: 16px 20px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
.howto-table thead th { font: 600 12px var(--ff-h); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); background: #f6f4ee; }
.howto-table tbody th { font: 700 16px var(--ff-h); white-space: nowrap; }
.howto-table tr:last-child > * { border-bottom: 0; }

.study-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 28px; }
.study-card {
  display: flex; flex-direction: column; gap: 12px;
  padding: 26px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line);
  scroll-margin-top: 90px;
}
.study-card:target { border-color: var(--sage-deep); box-shadow: 0 0 0 3px var(--sage-soft); }
.study-card h3 { font: 700 22px/1.25 var(--ff-h); letter-spacing: -.02em; }
.study-card > p { color: var(--ink-2); font-size: 15px; }
.study-card .report-note { color: var(--ink-3); }
.ref {
  display: grid; grid-template-columns: 40px 1fr; gap: 12px;
  padding-top: 16px; border-top: 1px solid var(--line);
}
.ref + .ref { padding-top: 14px; }
.ref-icon { width: 40px; height: 40px; border-radius: 50%; background: #efebe1; display: grid; place-items: center; color: var(--ink-2); }
.ref strong { display: block; font: 700 14px/1.35 var(--ff-h); }
.ref small { display: block; font-size: 13px; color: var(--ink-3); }
.ref p { font-size: 14px; color: var(--ink-2); margin: 6px 0 4px; }
.disclaimer { font-size: 13px; color: var(--ink-3); font-style: italic; margin-top: 18px; }

.medical {
  display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 28px;
  margin-top: 28px; padding: 32px; border-radius: 24px;
  background: #e9eee4; border: 1px solid #d6dfcd;
}
.medical h3 { font: 700 24px/1.25 var(--ff-h); letter-spacing: -.02em; margin: 8px 0 12px; }
.medical > div > p { color: var(--ink-2); font-size: 15px; }
.medical .notice {
  margin-top: 16px; padding: 14px 16px; border-radius: 12px;
  background: #fff8; border-left: 3px solid var(--c3); font-size: 14px; color: var(--ink-2);
}
.device-list { display: grid; gap: 14px; }
.device { padding: 18px 20px; border-radius: 14px; background: var(--card); border: 1px solid var(--line); }
.device h4 { font: 700 16px var(--ff-h); }
.device p { font-size: 14px; color: var(--ink-2); margin: 6px 0; }

.progress-wrap { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 20px; margin-top: 28px; }
.progress-cards { display: grid; gap: 14px; }
.progress-card {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 20px; align-items: center;
  padding: 20px 22px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line);
}
.progress-card h3 { font: 700 18px var(--ff-h); }
.progress-card .bar { grid-column: 1 / -1; }
.progress-card .pc-stats { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 14px; color: var(--ink-3); grid-column: 1 / -1; }
.progress-card .pc-stats strong { color: var(--ink); font-weight: 600; }
.progress-card .btn { min-height: 40px; padding: 8px 16px; font-size: 14px; }
.leaderboard { padding: 22px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.leaderboard-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.leaderboard h3 { font: 700 18px var(--ff-h); }
.leaderboard select { border: 1px solid var(--line-strong); border-radius: 8px; padding: 6px 8px; background: #fff; font-size: 14px; }
.leader-list { list-style: none; padding: 0; }
.leader-list li {
  display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 10px; align-items: center;
  padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 15px;
}
.leader-list li:last-child { border-bottom: 0; }
.leader-list li.empty { display: block; }
.leader-list .rank { color: var(--c3); font: 700 13px var(--ff-h); }
.leader-list .who { overflow-wrap: anywhere; }
.leader-list .who small { display: block; color: var(--ink-3); font-size: 12px; }
.leader-list .pts { font: 700 15px var(--ff-h); font-variant-numeric: tabular-nums; }
.leader-list .me { background: linear-gradient(90deg, var(--sage-soft), transparent); }
.empty { color: var(--ink-3); font-size: 14px; padding: 12px 0; }

.progress-strip {
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
  margin-top: 40px; padding: 18px 24px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line);
}
.progress-strip .ps-title strong { display: block; font: 700 17px var(--ff-h); }
.progress-strip .ps-title span { font-size: 14px; color: var(--ink-3); }
.progress-strip .bar { flex: 1; min-width: 160px; }
.progress-strip a { font-size: 14px; text-underline-offset: 3px; }

/* ── Game page ───────────────────────────────────────── */
.game-page {
  max-width: 1240px; margin: 0 auto; padding: 24px 32px 48px;
  display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 8px 24px;
  grid-template-areas: "head ." "play aside" "report aside";
  align-items: start;
}
.game-head { grid-area: head; }
.game-head .eyebrow { display: none; }
.game-head h1 { font: 800 34px/1.15 var(--ff-h); letter-spacing: -.03em; }
.game-head .lead { color: var(--ink-2); font-size: 17px; }
.mobile-progress { display: none; }

.play-card, .report {
  grid-area: play;
  position: relative;
  padding: 18px 24px 24px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-height: 460px;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
}
.report { grid-area: report; }
.status {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px; border-radius: 999px;
  background: #efede6; color: var(--ink);
  font: 600 12px var(--ff-h); letter-spacing: .1em; text-transform: uppercase;
  transition: background .2s, color .2s;
}
.status .eye-icon { color: currentColor; }
.status[data-tone="watch"] { background: var(--mist); }
.status[data-tone="input"] { background: var(--sage-soft); }
.status[data-tone="ok"] { background: #d8e6cc; color: #2f5426; }
.status[data-tone="err"] { background: #f4dcd6; color: #8a3a2f; }
.board { width: 100%; display: flex; flex-direction: column; align-items: center; gap: 14px; flex: 1; justify-content: center; }
.board-caption { font-size: 14px; color: var(--ink-2); min-height: 22px; text-align: center; }

.overlay {
  position: absolute; inset: 0; z-index: 3;
  display: grid; place-items: center; padding: 24px;
  background: color-mix(in srgb, var(--card) 82%, transparent);
  backdrop-filter: blur(5px);
  border-radius: inherit;
}
.overlay-box { max-width: 420px; text-align: center; display: grid; gap: 10px; justify-items: center; }
.overlay-box h2 { font: 700 26px/1.2 var(--ff-h); letter-spacing: -.02em; }
.overlay-box .muted { font-size: 15px; }
.overlay-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 8px; }

.session {
  grid-area: aside;
  position: sticky; top: 88px;
  padding: 22px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 14px;
}
.session-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.session-head h2 { font: 700 19px var(--ff-h); }
.session-head span { font-size: 13px; color: var(--ink-2); }
.session-round { font-size: 14px; color: var(--ink-2); margin-top: -4px; }
.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.metrics div { padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.metrics span { display: block; font-size: 13px; color: var(--ink-2); }
.metrics strong { font: 700 28px/1.15 var(--ff-h); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.hint { font-size: 15px; color: var(--ink-2); padding-top: 14px; border-top: 1px solid var(--line); }
.session-actions { display: grid; gap: 10px; }
.aside-links { font-size: 14px; color: var(--ink-3); }
.aside-links a { color: var(--c1); text-underline-offset: 3px; }

/* Report */
.report { align-items: stretch; gap: 18px; min-height: 0; text-align: center; }
.report-head { display: grid; gap: 8px; justify-items: center; }
.report-head h2 { font: 800 32px/1.15 var(--ff-h); letter-spacing: -.03em; }
.cel-row { display: flex; gap: 6px; align-items: flex-end; height: 30px; }
.cel-row i { width: 11px; border-radius: 3px; animation: cel 1.1s ease-in-out infinite; }
.cel-row i:nth-child(1) { background: var(--c0); height: 18px; }
.cel-row i:nth-child(2) { background: var(--c1); height: 26px; animation-delay: .12s; }
.cel-row i:nth-child(3) { background: var(--c2); height: 20px; animation-delay: .24s; }
.cel-row i:nth-child(4) { background: var(--c3); height: 28px; animation-delay: .36s; }
@keyframes cel { 50% { transform: scaleY(1.2); } 0%, 100% { transform: scaleY(.7); opacity: .6; } }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; text-align: left; }
.stat-card { padding: 14px 16px; border-radius: 12px; border: 1px solid var(--line); background: #fff; }
.stat-card span { display: block; font-size: 12px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .06em; line-height: 1.4; }
.stat-card strong { font: 700 24px/1.25 var(--ff-h); letter-spacing: -.02em; }
.tone-blue { color: #3f6f9c; } .tone-green { color: #567242; } .tone-ochre { color: #9a6d27; }
.report-body { text-align: left; }
.report-body article { padding: 14px 0; border-top: 1px solid var(--line); }
.report-body h3 { font: 700 16px var(--ff-h); color: var(--sage-deep); margin-bottom: 4px; }
.report-body p { font-size: 15px; color: var(--ink-2); }
.method-note { font-size: 13px !important; color: var(--ink-3) !important; font-style: italic; padding-top: 10px; }
.report-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }

/* ── Memory Flash ────────────────────────────────────── */
.mf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; width: min(100%, 340px); }
.mf-tile {
  aspect-ratio: 1; border-radius: 20px; border: 0; padding: 22%;
  cursor: default; position: relative;
  transition: transform .1s, filter .12s, box-shadow .12s, opacity .12s;
  opacity: .72;
}
.mf-tile svg { width: 100%; height: 100%; fill: none; stroke: #fff; stroke-width: 6; }
.mf-tile[data-idx="0"] { background: var(--c0); }
.mf-tile[data-idx="1"] { background: var(--c1); }
.mf-tile[data-idx="2"] { background: var(--c2); }
.mf-tile[data-idx="3"] { background: var(--c3); }
.mf-tile.interactive { cursor: pointer; opacity: .9; }
.mf-tile.interactive:hover { opacity: 1; transform: translateY(-2px); }
.mf-tile.lit { opacity: 1; filter: brightness(1.08) saturate(1.15); transform: scale(1.03); box-shadow: 0 0 0 4px var(--card), 0 0 0 7px currentColor, 0 14px 30px -10px rgba(0,0,0,.3); }
.mf-tile[data-idx="0"].lit { color: var(--c0); }
.mf-tile[data-idx="1"].lit { color: var(--c1); }
.mf-tile[data-idx="2"].lit { color: var(--c2); }
.mf-tile[data-idx="3"].lit { color: var(--c3); }
.mf-tile.wrong { animation: shake .38s ease; color: var(--danger) !important; }
@keyframes shake { 20% { transform: translateX(-7px); } 40% { transform: translateX(6px); } 60% { transform: translateX(-4px); } 80% { transform: translateX(3px); } }
.mf-dots { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; max-width: 340px; min-height: 10px; }
.mf-dots i { width: 9px; height: 9px; border-radius: 50%; background: #dad6cb; transition: background .15s, transform .15s; }
.mf-dots i.done { background: var(--sage-deep); transform: scale(1.2); }

/* ── Radar ───────────────────────────────────────────── */
.rd-layout { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 28px; align-items: center; width: 100%; }
.rd-field { width: min(100%, 380px); justify-self: center; aspect-ratio: 1; }
.rd-field svg { width: 100%; height: 100%; }
.rd-ring { fill: none; stroke: var(--sage); stroke-width: 1.1; }
.rd-ring-in { fill: #eef1e8; }
.rd-fix { fill: var(--ink); }
.rd-sym-shape { fill: var(--brand); }
.rd-target { fill: var(--c3); }
.rd-target-ring { fill: #fff; stroke: var(--c3); stroke-width: 2.2; }
.rd-distractor { fill: none; stroke: #8a958e; stroke-width: 1.6; stroke-linejoin: round; }
.rd-mask { stroke: #9aa39c; stroke-width: 1.4; stroke-linecap: round; }
.rd-pad { display: grid; grid-template-columns: repeat(3, 64px); gap: 8px; }
.rd-key {
  height: 64px; border-radius: 12px; border: 1px solid var(--line-strong);
  background: #f2efe7; display: grid; place-items: center;
  font-size: 26px; line-height: 1; cursor: pointer;
  transition: background .12s, border-color .12s, transform .1s;
}
.rd-key:not(:disabled):hover { background: #fff; border-color: var(--ink-3); }
.rd-key:disabled { cursor: default; color: #8d958f; }
.rd-key.is-right { background: var(--c2); border-color: var(--c2); color: #fff; }
.rd-key.is-wrong { background: var(--c0); border-color: var(--c0); color: #fff; }
.rd-center { font-size: 16px; color: var(--ink); cursor: default; }
.rd-center-q { text-align: center; }
.rd-center-q p { font-size: 14px; margin-bottom: 10px; color: var(--ink-2); }
.rd-center-opts { display: grid; grid-template-columns: repeat(2, 80px); gap: 10px; }
.rd-sym { height: 80px; }
.rd-sym svg { width: 34px; height: 34px; fill: var(--brand); }

/* ── Tracking ────────────────────────────────────────── */
.tr-field { width: 100%; aspect-ratio: 16 / 9; border-radius: 14px; background: #f6f4ee; border: 1px solid var(--line); overflow: hidden; }
.tr-field canvas { width: 100%; height: 100%; touch-action: manipulation; cursor: pointer; }
.tr-meta { display: flex; align-items: center; gap: 16px; width: 100%; font-size: 14px; color: var(--ink-2); }
.tr-bar { flex: 1; }
.tr-note { white-space: nowrap; }

/* ── Footer ──────────────────────────────────────────── */
.site-footer { max-width: 1240px; margin: 0 auto; padding: 24px 32px 40px; font-size: 13px; color: var(--ink-3); border-top: 1px solid var(--line); }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 1080px) {
  .rd-layout { grid-template-columns: 1fr; justify-items: center; gap: 18px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  .cards, .study-grid { grid-template-columns: 1fr 1fr; }
  .study-grid > :last-child, .cards > :last-child { grid-column: 1 / -1; }
  .medical, .progress-wrap { grid-template-columns: 1fr; }
  .hero { grid-template-columns: 1fr 220px; }
}
@media (max-width: 820px) {
  .topbar-inner { padding: 12px 18px; gap: 12px; }
  .nav { display: none; }
  .topbar-end { margin-left: auto; gap: 8px; }
  .page-game .topbar-inner { display: grid; grid-template-columns: 1fr auto 1fr; }
  .page-game .back-link { display: block; }
  .page-game .brand { justify-self: center; }
  .page-game .brand span { font-size: 16px; }
  .page-game .topbar-end { justify-self: end; }
  .page-game .user-name { display: none; }
  .page-game .caret { display: none; }

  .game-page {
    display: flex; flex-direction: column; align-items: stretch; gap: 14px;
    padding: 18px 18px 32px;
  }
  .save-long { display: none; }
  .game-head { text-align: center; }
  .game-head .eyebrow { display: block; margin-bottom: 6px; }
  .game-head h1 { font-size: clamp(30px, 8vw, 38px); }
  .mobile-progress { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--ink-2); }
  .mobile-progress .bar { flex: 1; }
  .play-card, .report { padding: 0; border: 0; background: none; box-shadow: none; min-height: 0; }
  .status { width: 100%; justify-content: center; padding: 12px; border-radius: 12px; }
  .overlay { border-radius: 16px; }
  .session { position: static; padding: 0; background: none; border: 0; gap: 12px; }
  .session-head, .session-bar, .session-round { display: none; }
  .session .hint {
    order: -1; text-align: center; border: 0;
    padding: 16px; border-radius: 14px; background: var(--mist);
    font: 600 16px/1.45 var(--ff-h); color: var(--ink);
  }
  .metrics { border: 1px solid var(--line); border-radius: 14px; background: var(--card); grid-template-columns: 1fr 1px 1fr; gap: 0; padding: 10px 0; }
  .metrics::before { content: ''; grid-column: 2; grid-row: 1; background: var(--line); }
  .metrics div { border: 0; background: none; text-align: center; padding: 2px; }
  .metrics div:last-child { grid-column: 3; grid-row: 1; }
  .session-actions { grid-template-columns: 1fr 1fr; }
  .session-actions #pauseBtn { order: -1; }
  .aside-links { text-align: center; }
  .rd-pad { grid-template-columns: repeat(3, minmax(56px, 1fr)); width: min(100%, 340px); }
  .rd-key { height: 56px; }
  .tr-field { aspect-ratio: 1 / 1.05; }
  .tr-meta { flex-wrap: wrap; }
  .tr-note { width: 100%; text-align: center; }
  .stats-grid { gap: 8px; }

  .hub { padding: 0 18px 32px; }
  .hero { grid-template-columns: 1fr; padding-top: 28px; gap: 12px; }
  .hero-art { max-width: 220px; grid-row: 1; justify-self: end; margin-bottom: -40px; }
  .hero .lead { font-size: 17px; }
  .howto-table thead { display: none; }
  .howto-table, .howto-table tbody, .howto-table tr, .howto-table th, .howto-table td { display: block; }
  .howto-table tr { padding: 14px 18px; border-bottom: 1px solid var(--line); }
  .howto-table th, .howto-table td { padding: 2px 0; border: 0; }
  .howto-table td::before { content: attr(data-label) ': '; color: var(--ink-3); font-size: 13px; }
}
@media (max-width: 440px) {
  .back-label { display: none; }
  .page-game .back-link { font-size: 22px; padding: 4px 6px; }
}
@media (max-width: 640px) {
  .cards, .study-grid { grid-template-columns: 1fr; }
  .medical { padding: 22px; }
  .section { padding-top: 48px; }
  .user-name { font-size: 14px; max-width: 72px; }
  .progress-strip { gap: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* ── SEO content, consent, privacy ───────────────────── */
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.game-info {
  max-width: 1240px; margin: 8px auto 0; padding: 40px 32px 56px;
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 48px;
  border-top: 1px solid var(--line);
}
.game-info h2 { font: 700 26px/1.25 var(--ff-h); letter-spacing: -.02em; margin: 0 0 12px; }
.game-info h3 { font: 700 17px var(--ff-h); margin: 22px 0 10px; }
.info-main h2 + p { margin-top: 0; }
.info-main h2:not(:first-child) { margin-top: 34px; }
.game-info p { color: var(--ink-2); margin-bottom: 12px; max-width: 68ch; }
.stage-list { padding-left: 20px; display: grid; gap: 8px; color: var(--ink-2); }
.stage-list li::marker { color: var(--sage-deep); font-weight: 700; }
.info-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 18px; font-size: 15px; }
.info-links a { color: var(--c1); text-underline-offset: 3px; }
.info-faq details { border-bottom: 1px solid var(--line); }
.info-faq details:first-of-type { border-top: 1px solid var(--line); }
.info-faq summary {
  cursor: pointer; list-style: none; padding: 16px 32px 16px 0; position: relative;
  font: 600 16px/1.4 var(--ff-h);
}
.info-faq summary::-webkit-details-marker { display: none; }
.info-faq summary::after { content: '+'; position: absolute; right: 4px; top: 13px; font-size: 22px; color: var(--sage-deep); }
.info-faq details[open] summary::after { content: '−'; }
.info-faq details p { margin: 0 0 16px; font-size: 15px; }

.footer-links { margin-top: 8px; }
.footer-links a, .footer-links .link-btn { color: var(--ink-2); font-size: 13px; padding: 0; text-underline-offset: 3px; }

.consent {
  position: fixed; z-index: 40; left: 16px; right: 16px; bottom: 16px;
  max-width: 640px; margin: 0 auto;
  display: flex; align-items: center; gap: 18px;
  padding: 16px 18px; border-radius: 16px;
  background: var(--paper); border: 1px solid var(--line-strong);
  box-shadow: 0 20px 50px -20px rgba(17, 48, 42, .45);
}
.consent p { font-size: 14px; color: var(--ink-2); flex: 1; }
.consent a { color: var(--ink); text-underline-offset: 3px; }
.consent-actions { display: flex; gap: 8px; flex: none; }
.consent .btn { min-height: 42px; padding: 9px 18px; font-size: 14px; }

.prose { max-width: 760px; margin: 0 auto; padding: 40px 32px 56px; }
.prose h1 { font: 800 clamp(32px, 5vw, 46px)/1.1 var(--ff-h); letter-spacing: -.035em; margin: 10px 0 6px; }
.prose h2 { font: 700 22px var(--ff-h); letter-spacing: -.02em; margin: 34px 0 10px; }
.prose p, .prose li { color: var(--ink-2); margin-bottom: 10px; }
.prose ul { padding-left: 20px; }
.prose > .muted { font-size: 14px; margin-bottom: 22px; }
.table-wrap { overflow-x: auto; }
.cookie-table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; }
.cookie-table th, .cookie-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cookie-table thead th { font: 600 12px var(--ff-h); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.cookie-table code { font-size: 13px; white-space: nowrap; }

@media (max-width: 820px) {
  .game-info { grid-template-columns: 1fr; gap: 28px; padding: 32px 18px 40px; }
  .game-info h2 { font-size: 22px; }
  .prose { padding: 28px 18px 40px; }
}
@media (max-width: 560px) {
  .consent { flex-direction: column; align-items: stretch; gap: 12px; left: 10px; right: 10px; bottom: 10px; }
  .consent-actions .btn { flex: 1; }
}