/* ————————————————————————————————————————————————
   Study Garden — a calm pastel conservatory for long study hours.
   Light theme is the daylight greenhouse; dark theme is the night garden.
   ———————————————————————————————————————————————— */

:root {
  --bg: #f6f2ea;
  --surface: #fffdf8;
  --surface-2: #f3ede1;
  --surface-3: #eae2d1;
  --text: #39443a;
  --muted: #5e6d60;
  --muted-2: #7f8d80;
  --accent: #4b7a5d;
  --accent-strong: #3c654c;
  --accent-soft: #e3eee4;
  --accent-btn: #3e6b50;
  --accent-btn-hover: #34593f;
  --on-accent: #ffffff;
  --border: #e6ddcc;
  --border-strong: #d6cab2;
  --danger: #a04b47;
  --danger-soft: #f7e7e2;
  --warning: #75591d;
  --warning-soft: #f5ecd6;
  --sage: #4b7a5d;
  --sage-soft: #e3eee4;
  --lavender: #7565a3;
  --lavender-soft: #ece7f5;
  --rose: #a05a52;
  --rose-soft: #f5e6e1;
  --gold: #8a6a24;
  --gold-soft: #f5ecd6;
  --sage-num: #3c654c;
  --lavender-num: #63548f;
  --rose-num: #8a4c45;
  --gold-num: #75591d;
  --leaf-1: #4b7a5d;
  --leaf-2: #6ea383;
  --bud: #d89a92;
  --pot: #dfa088;
  --pot-rim: #e8b39a;
  --card-hi: rgba(255, 255, 255, .55);
  --shadow: 0 1px 2px rgba(83, 66, 40, .05), 0 22px 44px -24px rgba(83, 66, 40, .22);
  --shadow-lift: 0 2px 4px rgba(83, 66, 40, .06), 0 28px 52px -24px rgba(83, 66, 40, .26);
  --radius: 22px;
  --radius-sm: 14px;
  --font-body: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sprig: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 72'%3E%3Cpath d='M24 70 C24 52 24 30 24 8' stroke='%237fa188' stroke-width='2.6' fill='none' stroke-linecap='round'/%3E%3Cpath d='M23 54 C15 52 10 45 9 37 C17 38 22 45 23 54 Z' fill='%237fa188' opacity='.8'/%3E%3Cpath d='M25 54 C33 52 38 45 39 37 C31 38 26 45 25 54 Z' fill='%237fa188'/%3E%3Cpath d='M23 38 C16 36 12 30 11 23 C18 24 22 30 23 38 Z' fill='%237fa188'/%3E%3Cpath d='M25 38 C32 36 36 30 37 23 C30 24 26 30 25 38 Z' fill='%237fa188' opacity='.8'/%3E%3Cpath d='M23 22 C18 20 15 15 15 8 C20 9.5 23 15 23 22 Z' fill='%237fa188' opacity='.65'/%3E%3Cpath d='M25 22 C30 20 33 15 33 8 C28 9.5 25 15 25 22 Z' fill='%237fa188' opacity='.65'/%3E%3C/svg%3E");
  --chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5 L6 8 L9.5 4.5' fill='none' stroke='%235e6d60' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #222a23;
  --surface: #2b342c;
  --surface-2: #333d34;
  --surface-3: #3e483f;
  --text: #ecefe6;
  --muted: #a7b2a2;
  --muted-2: #7f8a7a;
  --accent: #a9d1b4;
  --accent-strong: #c6e4ce;
  --accent-soft: #37493c;
  --accent-btn: #a9d1b4;
  --accent-btn-hover: #c6e4ce;
  --on-accent: #243128;
  --border: #3c463d;
  --border-strong: #4c584d;
  --danger: #e0a197;
  --danger-soft: #46302d;
  --warning: #d9ba7e;
  --warning-soft: #403a29;
  --sage: #a9d1b4;
  --sage-soft: #37493c;
  --lavender: #c4b5e0;
  --lavender-soft: #3c3752;
  --rose: #d9a096;
  --rose-soft: #46342f;
  --gold: #cfb06a;
  --gold-soft: #403a29;
  --sage-num: #a9d1b4;
  --lavender-num: #c4b5e0;
  --rose-num: #d9a096;
  --gold-num: #cfb06a;
  --leaf-1: #a9d1b4;
  --leaf-2: #87b394;
  --bud: #d9a096;
  --pot: #b97f68;
  --pot-rim: #c98f76;
  --card-hi: rgba(255, 255, 255, .05);
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 24px 48px -24px rgba(0, 0, 0, .5);
  --shadow-lift: 0 2px 4px rgba(0, 0, 0, .34), 0 30px 54px -24px rgba(0, 0, 0, .55);
  --chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5 L6 8 L9.5 4.5' fill='none' stroke='%23a7b2a2' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  color-scheme: dark;
}

/* ————— Base ————— */

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; color: var(--text);
  font-family: var(--font-body); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  background:
    radial-gradient(1100px 700px at 102% -6%, color-mix(in srgb, var(--rose) 13%, transparent), transparent 62%),
    radial-gradient(950px 680px at -8% 102%, color-mix(in srgb, var(--sage) 15%, transparent), transparent 60%),
    radial-gradient(760px 560px at 52% 118%, color-mix(in srgb, var(--lavender) 10%, transparent), transparent 65%),
    var(--bg);
  background-attachment: fixed;
}
button, input, select { font: inherit; }
button { color: inherit; }
button, select, .answer-option, .game-option { touch-action: manipulation; }
[hidden] { display: none !important; }
::selection { background: color-mix(in srgb, var(--accent) 24%, transparent); }
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--muted-2) 55%, transparent); border: 3px solid var(--bg); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

.container { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow), inset 0 1px 0 var(--card-hi);
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

button:focus-visible, select:focus-visible, input:focus-visible + .option-marker {
  outline: 2px solid var(--accent); outline-offset: 3px;
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 16%, transparent);
}

/* ————— Header & navigation ————— */

.site-header {
  position: sticky; top: 0; z-index: 20;
  padding-top: env(safe-area-inset-top);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  background: color-mix(in srgb, var(--bg) 76%, transparent);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(18px) saturate(1.15); -webkit-backdrop-filter: blur(18px) saturate(1.15);
}
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-button { padding: 6px; margin: -6px; border: 0; border-radius: 14px; background: transparent; cursor: pointer; text-align: left; }
.brand-mark { width: 30px; height: 30px; color: var(--accent); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-title { font-family: var(--font-display); font-size: 1.12rem; font-weight: 600; letter-spacing: -.01em; }
.brand-sub { color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.top-nav { display: flex; gap: 3px; padding: 4px; border: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 86%, transparent); border-radius: 999px; }
.nav-link { padding: 7px 16px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font-size: .83rem; font-weight: 700; cursor: pointer; transition: color .18s ease, background .18s ease; }
.nav-link:hover { color: var(--text); }
.nav-link.is-active { color: var(--accent-strong); background: var(--accent-soft); }
.theme-toggle { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--border); background: var(--surface); color: var(--muted); cursor: pointer; transition: color .18s ease, border-color .18s ease, transform .18s ease; }
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); transform: rotate(12deg); }
.theme-toggle svg { width: 18px; height: 18px; }
[data-theme="light"] .icon-moon, [data-theme="dark"] .icon-sun { display: none; }

/* ————— Shared bits ————— */

.app-status { margin: 24px 0 0; padding: 12px 18px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--muted); font-size: .88rem; }
.app-status.is-warning { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 42%, var(--border)); background: var(--warning-soft); }
.app-view { padding: 34px 0 60px; }
.app-view:not([hidden]) { animation: view-in .45s ease both; }
.eyebrow { margin: 0 0 7px; display: inline-flex; align-items: center; gap: 9px; color: var(--accent-strong); font-size: .68rem; line-height: 1.3; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow::before { content: ''; width: 15px; height: 2px; border-radius: 2px; background: currentColor; opacity: .5; }

.button { min-height: 46px; padding: 12px 22px; border-radius: 999px; border: 1px solid transparent; font-size: .88rem; font-weight: 750; letter-spacing: .01em; cursor: pointer; transition: transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease, color .16s ease; }
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button:active:not(:disabled) { transform: translateY(0); }
.button:disabled { opacity: .5; cursor: not-allowed; }
.button.is-saving { opacity: .6; }
.button-primary { background: var(--accent-btn); color: var(--on-accent); box-shadow: 0 10px 22px -12px color-mix(in srgb, var(--accent-btn) 65%, transparent); }
.button-primary:hover:not(:disabled) { background: var(--accent-btn-hover); box-shadow: 0 14px 26px -12px color-mix(in srgb, var(--accent-btn) 70%, transparent); }
.button-secondary { background: var(--surface); border-color: var(--border); color: var(--text); }
.button-secondary:hover:not(:disabled) { border-color: var(--accent); color: var(--accent-strong); background: color-mix(in srgb, var(--surface) 82%, var(--accent-soft)); }
.button-block { width: 100%; }
.text-button { padding: 6px 0; border: 0; background: transparent; color: var(--muted); font-size: .86rem; font-weight: 700; cursor: pointer; transition: color .16s ease; }
.text-button:hover { color: var(--accent-strong); }

.empty-state { min-height: 150px; display: grid; place-items: center; align-content: center; gap: 12px; padding: 22px; border: 1.5px dashed var(--border-strong); border-radius: 18px; color: var(--muted); text-align: center; font-size: .9rem; }
.empty-state::before { content: ''; width: 34px; height: 51px; background: var(--sprig) center / contain no-repeat; opacity: .55; }

.muted-small { color: var(--muted); font-size: .76rem; }
.panel-heading, .section-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.panel-heading h2 { margin: 0; font-size: 1.06rem; letter-spacing: -.01em; }
.section-head { align-items: end; margin-bottom: 16px; }
.section-head h2 { margin: 0; font-family: var(--font-display); font-size: 1.65rem; font-weight: 500; letter-spacing: -.015em; }
.section-head > p { margin: 0 0 4px; color: var(--muted); font-size: .82rem; }
.status-dot { width: 9px; height: 9px; margin-top: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); animation: dot-pulse 2.6s ease-in-out infinite; }
.intro-divider { display: block; width: 132px; height: 24px; margin-top: 22px; color: var(--accent); opacity: .75; }

/* ————— Hero & countdown ————— */

.hero {
  position: relative; min-height: 340px; padding: 48px 52px; display: flex; align-items: center; justify-content: space-between; gap: 48px; overflow: hidden;
  background:
    radial-gradient(circle at 88% 10%, var(--rose-soft), transparent 46%),
    radial-gradient(circle at 68% 112%, var(--sage-soft), transparent 52%),
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 88%, var(--accent-soft)), var(--surface));
}
.hero-copy { position: relative; z-index: 1; max-width: 610px; }
.hero-title { margin: 0; font-family: var(--font-display); font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 500; line-height: 1; letter-spacing: -.03em; }
.hero-note { max-width: 530px; margin: 18px 0 0; color: var(--muted); font-size: 1.05rem; }
.hero-cta { margin-top: 28px; }
.hero-art { position: absolute; z-index: 0; right: 30px; bottom: -6px; width: min(300px, 33vw); pointer-events: none; animation: bloom-in .9s ease .15s both; }
.hero-art svg { display: block; width: 100%; height: auto; }
.hero-art .hf-blob { fill: var(--sage-soft); }
.hero-art .hf-stem { stroke: var(--leaf-1); }
.hero-art .hf-stem-2 { stroke: var(--leaf-2); }
.hero-art .hf-leaf-1 { fill: var(--leaf-1); }
.hero-art .hf-leaf-2 { fill: var(--leaf-2); }
.hero-art .hf-bud { fill: var(--bud); }
.hero-art .hf-bud-ring { stroke: var(--bud); }
.hero-art .hf-pot { fill: var(--pot); }
.hero-art .hf-pot-rim { fill: var(--pot-rim); stroke: var(--pot); }
.countdown-wrap { position: relative; z-index: 1; flex: 0 0 168px; text-align: center; }
.days-ring { position: relative; width: 156px; height: 156px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid color-mix(in srgb, var(--accent) 46%, var(--border)); border-radius: 50%; background: color-mix(in srgb, var(--surface) 86%, transparent); box-shadow: 0 0 54px color-mix(in srgb, var(--accent) 16%, transparent), inset 0 0 34px color-mix(in srgb, var(--accent) 9%, transparent); }
.days-ring::before { content: ''; position: absolute; inset: -10px; border: 1.5px dashed color-mix(in srgb, var(--accent) 45%, transparent); border-radius: 50%; animation: ring-spin 90s linear infinite; }
.days-ring strong { font-family: var(--font-display); font-size: 3.8rem; font-weight: 500; line-height: .9; color: var(--accent-strong); }
.days-ring span { margin-top: 8px; color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.countdown-detail { margin: 12px 0 0; color: var(--muted); font-size: .8rem; }

/* ————— Dashboard ————— */

.dashboard-grid { display: grid; grid-template-columns: .8fr 1.45fr; gap: 18px; margin: 20px 0 44px; }
.dashboard-focus-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; margin: 20px 0; }
.today-card, .trajectory-card { min-height: 250px; padding: 28px; }
.dashboard-plan-list { display: grid; margin-top: 18px; }
.dashboard-plan-list .plan-task { border-top: 1px solid var(--border); }
.dashboard-plan-list .plan-task:first-child { border-top: 0; }
.more-tasks { margin: 12px 0 0; color: var(--muted); font-size: .76rem; }
.trajectory-chart { min-height: 166px; display: flex; flex-direction: column; justify-content: center; }
.trajectory-empty { min-height: 150px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; color: var(--muted); text-align: center; }
.trajectory-empty::before { content: ''; width: 30px; height: 45px; margin-bottom: 8px; background: var(--sprig) center / contain no-repeat; opacity: .5; }
.trajectory-empty strong { color: var(--text); }
.trajectory-empty span { max-width: 240px; font-size: .8rem; }
.trajectory-bars { height: 142px; display: flex; align-items: stretch; justify-content: space-around; gap: 6px; padding-top: 14px; }
.trajectory-column { flex: 1; min-width: 22px; display: grid; grid-template-rows: 22px 1fr 18px; text-align: center; }
.trajectory-column > span { color: var(--muted); font-size: .66rem; font-weight: 800; }
.trajectory-column > div { display: flex; align-items: end; justify-content: center; border-bottom: 1px solid var(--border); }
.trajectory-column i { width: min(18px, 80%); min-height: 5px; border-radius: 6px 6px 0 0; background: linear-gradient(var(--accent-strong), var(--accent)); box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 20%, transparent); transition: filter .18s ease; }
.trajectory-column:hover i { filter: brightness(1.12); }
.trajectory-column small { color: var(--muted); font-size: .62rem; }
.trajectory-chart > p { margin: 10px 0 0; color: var(--muted); font-size: .76rem; text-align: center; }
.study-card, .weak-card { padding: 28px; }
.stat-pair, .queue-stats { display: grid; grid-template-columns: 1fr 1fr; margin: 26px 0; }
.stat-pair > div, .queue-stats > div { display: flex; flex-direction: column; }
.stat-pair > div + div, .queue-stats > div + div { padding-left: 24px; border-left: 1px solid var(--border); }
.stat-pair strong, .queue-stats strong { font-family: var(--font-display); font-size: 2.4rem; font-weight: 500; line-height: 1; color: var(--accent-strong); }
.stat-pair span, .queue-stats span { margin-top: 6px; color: var(--muted); font-size: .74rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.domain-bars { display: grid; gap: 14px; }
.accuracy-row > div:first-child { display: flex; justify-content: space-between; gap: 14px; font-size: .8rem; }
.accuracy-row strong { font-variant-numeric: tabular-nums; }
.accuracy-track { height: 7px; margin-top: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.accuracy-track span { display: block; width: calc(var(--accuracy) * 1%); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-strong)); transition: width .4s ease; }
.repeat-misses { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--border); }
.repeat-misses h3 { margin: 0 0 8px; font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.repeat-misses ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 5px; }
.repeat-misses li { display: flex; justify-content: space-between; gap: 14px; align-items: center; padding: 8px 0; font-size: .8rem; }
.repeat-misses li > span:first-child { display: flex; flex-direction: column; }
.repeat-misses small { color: var(--muted); }
.repeat-misses li > span:last-child { color: var(--danger); white-space: nowrap; }
.game-weak-content { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--border); }
.game-weak-content h3 { margin: 0 0 10px; color: var(--muted); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; }
.game-weak-row { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; align-items: center; margin-top: 9px; font-size: .8rem; }
.game-weak-row small { grid-column: 1 / -1; color: var(--muted); }

.domain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.domain-summary { min-height: 148px; padding: 22px; display: grid; grid-template-columns: 1fr auto; text-align: left; cursor: pointer; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.domain-summary:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow-lift); }
.domain-weight { font-family: var(--font-display); font-size: 1.7rem; }
.domain-summary[data-domain="assessment"] .domain-weight { color: var(--sage-num); }
.domain-summary[data-domain="human_development"] .domain-weight { color: var(--lavender-num); }
.domain-summary[data-domain="psychotherapy"] .domain-weight { color: var(--rose-num); }
.domain-summary[data-domain="ethics"] .domain-weight { color: var(--gold-num); }
.domain-summary[data-domain="assessment"]:hover { border-color: var(--sage); }
.domain-summary[data-domain="human_development"]:hover { border-color: var(--lavender); }
.domain-summary[data-domain="psychotherapy"]:hover { border-color: var(--rose); }
.domain-summary[data-domain="ethics"]:hover { border-color: var(--gold); }
.domain-summary-copy { grid-column: 1 / -1; display: flex; flex-direction: column; align-self: end; }
.domain-summary-copy strong { font-size: .9rem; }
.domain-summary-copy span { color: var(--muted); font-size: .76rem; }
.domain-arrow { grid-column: 2; grid-row: 1; color: var(--muted); transition: transform .18s ease, color .18s ease; }
.domain-summary:hover .domain-arrow { transform: translateX(3px); color: var(--accent); }

.games-preview-section { margin: -10px 0 44px; }
.game-preview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.game-preview { position: relative; min-height: 200px; padding: 26px; display: flex; flex-direction: column; align-items: flex-start; overflow: hidden; text-align: left; cursor: pointer; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.game-preview::after { content: ''; position: absolute; width: 200px; height: 200px; right: -58px; bottom: -88px; border-radius: 50%; }
.theory-preview { background: linear-gradient(150deg, var(--lavender-soft), var(--surface) 72%); }
.theory-preview::after { background: radial-gradient(circle, color-mix(in srgb, var(--lavender) 22%, transparent), transparent 70%); }
.dsm-preview { background: linear-gradient(150deg, var(--rose-soft), var(--surface) 72%); }
.dsm-preview::after { background: radial-gradient(circle, color-mix(in srgb, var(--rose) 20%, transparent), transparent 70%); }
.game-preview:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }
.theory-preview:hover { border-color: var(--lavender); }
.dsm-preview:hover { border-color: var(--rose); }
.game-preview strong { max-width: 440px; margin-top: 16px; font-family: var(--font-display); font-size: clamp(1.3rem, 2vw, 1.75rem); font-weight: 500; line-height: 1.22; letter-spacing: -.01em; }
.game-preview > span:not(.game-kicker, .game-arrow) { margin-top: 9px; color: var(--muted); font-size: .78rem; }
.game-kicker { font-size: .7rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.theory-preview .game-kicker { color: var(--lavender-num); }
.dsm-preview .game-kicker { color: var(--rose-num); }
.game-arrow { margin-top: auto; padding-top: 22px; font-size: .8rem; font-weight: 800; transition: transform .18s ease; }
.theory-preview .game-arrow { color: var(--lavender-num); }
.dsm-preview .game-arrow { color: var(--rose-num); }
.game-preview:hover .game-arrow { transform: translateX(4px); }

/* ————— Drill ————— */

.drill-entry { padding-top: 12px; }
.drill-intro { max-width: 700px; margin-bottom: 32px; }
.drill-intro .text-button { margin-bottom: 30px; }
.drill-intro h1 { margin: 0; font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 500; line-height: 1; letter-spacing: -.03em; }
.drill-intro > p:last-of-type { margin: 16px 0 0; color: var(--muted); }
.entry-layout { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .65fr); gap: 20px; align-items: start; }
.domain-picker { display: grid; gap: 12px; }
.domain-choice { width: 100%; min-height: 88px; padding: 18px 20px; display: grid; grid-template-columns: 20px 1fr auto; align-items: center; gap: 16px; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); text-align: left; cursor: pointer; transition: border-color .16s ease, background .16s ease, transform .16s ease; }
.domain-choice:hover { transform: translateX(3px); border-color: var(--accent); }
.domain-choice.is-selected { border-color: var(--accent); background: color-mix(in srgb, var(--surface) 55%, var(--accent-soft)); box-shadow: 0 0 0 1px var(--accent); }
.choice-radio { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--muted-2); box-shadow: inset 0 0 0 4px var(--surface); transition: border-color .16s ease, background .16s ease; }
.domain-choice.is-selected .choice-radio { background: var(--accent); border-color: var(--accent); }
.choice-copy { display: flex; flex-direction: column; min-width: 0; }
.choice-copy strong { font-size: .95rem; }
.choice-copy span { color: var(--muted); font-size: .78rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.choice-count { color: var(--muted); font-size: .72rem; line-height: 1.55; text-align: right; white-space: nowrap; }
.choice-count strong { color: var(--text); font-variant-numeric: tabular-nums; }
.queue-card { position: sticky; top: 96px; padding: 28px; }
.queue-card h2 { margin: 0; font-family: var(--font-display); font-size: 1.4rem; font-weight: 500; }
.queue-note { min-height: 42px; margin: 0 0 20px; color: var(--muted); font-size: .82rem; }

.drill-session { max-width: 900px; margin-inline: auto; }
.session-toolbar { display: grid; grid-template-columns: 130px 1fr; align-items: center; gap: 24px; margin: 0 0 18px; }
.session-progress-wrap { display: grid; gap: 7px; }
.session-progress-copy { display: flex; justify-content: space-between; color: var(--muted); font-size: .75rem; font-weight: 700; }
.session-progress { height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.session-progress span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-strong)); transition: width .3s ease; }
.question-card { padding: clamp(26px, 5vw, 50px); }
.question-meta { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: .74rem; text-transform: capitalize; }
.question-meta span + span::before { content: '•'; margin-right: 9px; color: var(--muted-2); }
.question-meta .domain-pill, .game-question-meta .domain-pill { padding: 4px 10px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-strong); font-weight: 800; }
.question-meta .domain-pill::before { content: none; }
.question-stem { margin: 26px 0 30px; font-family: var(--font-display); font-size: clamp(1.35rem, 2.6vw, 1.85rem); font-weight: 500; line-height: 1.42; letter-spacing: -.012em; }
.answer-options { padding: 0; margin: 0; border: 0; display: grid; gap: 11px; }
.answer-option { min-height: 62px; padding: 13px 16px; display: grid; grid-template-columns: 34px 1fr; gap: 13px; align-items: center; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); cursor: pointer; transition: border-color .15s ease, background .15s ease, transform .15s ease; }
.answer-option:hover { border-color: var(--accent); transform: translateX(3px); }
.answer-option:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); box-shadow: 0 0 0 1px var(--accent); }
.answer-option input { position: absolute; opacity: 0; pointer-events: none; }
.option-marker { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--border); border-radius: 11px; background: var(--surface-2); color: var(--muted); font-size: .78rem; font-weight: 800; transition: inherit; }
.answer-option:has(input:checked) .option-marker { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.answer-option.is-correct { border-color: var(--accent); background: var(--accent-soft); }
.answer-option.is-correct .option-marker { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.answer-option.is-wrong { border-color: var(--danger); background: var(--danger-soft); }
.answer-option.is-wrong .option-marker { border-color: var(--danger); background: var(--danger); color: #fff; }
.answer-option.is-chosen { box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 45%, transparent); }
.answer-option.is-chosen.is-wrong { box-shadow: 0 0 0 2px color-mix(in srgb, var(--danger) 45%, transparent); }
.answer-option:has(input:disabled) { cursor: default; }
.answer-option:has(input:disabled):hover { transform: none; }
.commit-row { margin-top: 24px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.commit-row p { margin: 0; color: var(--muted); font-size: .8rem; }
.verdict { margin-top: 32px; padding: 16px 18px; display: flex; flex-direction: column; border-radius: 16px; border: 1px solid transparent; }
.verdict.is-correct { color: var(--accent-strong); background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 32%, transparent); }
.verdict.is-wrong { color: var(--danger); background: var(--danger-soft); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.verdict strong { font-size: 1rem; }
.verdict span { color: var(--text); font-size: .88rem; }
.rationale-block { margin-top: 22px; padding: 24px 26px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface-2); }
.rationale-block > p:nth-child(2) { margin: 0; line-height: 1.7; }
.source-line { margin: 16px 0 0; padding-top: 14px; border-top: 1px solid var(--border); color: var(--muted); font-size: .76rem; line-height: 1.55; }
.verification-note { margin-top: 14px; padding: 14px 15px; border: 1px solid color-mix(in srgb, var(--warning) 55%, var(--border)); border-radius: 12px; background: var(--warning-soft); }
.verification-badge { display: inline-flex; padding: 4px 9px; border-radius: 999px; background: color-mix(in srgb, var(--warning) 16%, var(--surface)); color: var(--warning); font-size: .66rem; font-weight: 850; letter-spacing: .05em; text-transform: uppercase; }
.verification-note p { margin: 8px 0 0; color: var(--text); font-size: .8rem; line-height: 1.55; }
.confidence-block { margin-top: 30px; padding-top: 30px; border-top: 1px solid var(--border); }
.confidence-block h2 { margin: 0; font-size: 1.15rem; }
.confidence-block > div:first-child > p:last-child { margin: 4px 0 0; color: var(--muted); font-size: .82rem; }
.grade-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 20px; }
.grade-button { min-height: 64px; padding: 10px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); cursor: pointer; transition: border-color .16s ease, background .16s ease, transform .16s ease; }
.grade-button:hover:not(:disabled) { transform: translateY(-2px); }
.grade-button strong { font-size: .88rem; }
.grade-button span { color: var(--muted); font-size: .7rem; }
.grade-again strong { color: var(--danger); }
.grade-again:hover:not(:disabled) { border-color: var(--danger); background: var(--danger-soft); }
.grade-button[data-grade="hard"]:hover:not(:disabled) { border-color: var(--gold); background: var(--gold-soft); }
.grade-good { border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); }
.grade-good strong { color: var(--accent-strong); }
.grade-good:hover:not(:disabled) { border-color: var(--accent); background: var(--accent-soft); }
.grade-button[data-grade="easy"]:hover:not(:disabled) { border-color: var(--lavender); background: var(--lavender-soft); }
.grade-button:disabled { opacity: .5; cursor: wait; }

.complete-wrap { min-height: 620px; display: grid; place-items: center; }
.complete-card { width: min(580px, 100%); padding: 56px 46px; text-align: center; }
.complete-icon { width: 64px; height: 64px; margin: 0 auto 24px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent); }
.complete-icon svg { width: 30px; height: 30px; animation: sway 5s ease-in-out infinite alternate; transform-origin: 50% 90%; }
.complete-card h1 { margin: 0; font-family: var(--font-display); font-size: 3rem; font-weight: 500; letter-spacing: -.02em; }
.complete-card > p:not(.eyebrow) { color: var(--muted); }
.complete-actions { display: flex; justify-content: center; gap: 12px; margin-top: 28px; }

/* ————— Plan ————— */

.page-intro { min-height: 215px; margin-bottom: 30px; padding: 22px 0; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.page-intro > div:first-child { max-width: 680px; }
.page-intro h1 { margin: 0; font-family: var(--font-display); font-size: clamp(2.35rem, 5vw, 4rem); font-weight: 500; line-height: 1; letter-spacing: -.03em; }
.page-intro > div:first-child > p:last-of-type { margin: 16px 0 0; color: var(--muted); }
.plan-progress { flex: 0 0 216px; padding: 26px; display: flex; flex-direction: column; }
.plan-progress > strong { font-family: var(--font-display); font-size: 2.6rem; font-weight: 500; line-height: 1; color: var(--accent-strong); }
.plan-progress > span { margin: 7px 0 18px; color: var(--muted); font-size: .7rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.plan-progress > div { height: 7px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.plan-progress > div > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-strong)); transition: width .4s ease; }
.rollover-banner { margin: -10px 0 22px; padding: 14px 18px; border: 1px solid color-mix(in srgb, var(--warning) 45%, var(--border)); border-radius: 16px; background: var(--warning-soft); color: var(--warning); font-size: .84rem; }
.plan-calendar { display: grid; gap: 16px; }
.plan-day { display: grid; grid-template-columns: 150px 1fr; overflow: hidden; transition: box-shadow .2s ease, border-color .2s ease; }
.plan-day > header { padding: 24px; display: flex; flex-direction: column; justify-content: space-between; border-right: 1px solid var(--border); background: var(--surface-2); }
.plan-day > header > div { display: flex; flex-direction: column; }
.plan-day > header > div span { color: var(--accent-strong); font-size: .68rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.plan-day > header > div strong { font-family: var(--font-display); font-size: 1.55rem; font-weight: 500; }
.day-status { align-self: flex-start; margin-top: 14px; padding: 3px 9px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--muted); font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; }
.plan-day.is-today { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 18px 40px -22px color-mix(in srgb, var(--accent) 55%, transparent); }
.plan-day.is-today .day-status { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.plan-day.is-past:not(.is-today) { opacity: .72; }
.plan-task-list { padding: 8px 24px; }
.plan-task { min-height: 72px; display: grid; grid-template-columns: 28px minmax(0, 1fr) auto auto; align-items: center; gap: 13px; padding: 12px 0; border-top: 1px solid var(--border); }
.plan-task:first-child { border-top: 0; }
.plan-task.compact { min-height: 48px; grid-template-columns: 24px minmax(0, 1fr) auto; gap: 10px; padding: 7px 0; }
.plan-task.compact .task-copy span, .plan-task.compact .task-duration { display: none; }
.plan-task.compact .task-action { grid-column: 3; grid-row: 1; }
.task-check { width: 24px; height: 24px; display: grid; place-items: center; border: 1.5px solid var(--border-strong); border-radius: 50%; background: var(--surface); color: var(--on-accent); font-size: .72rem; font-weight: 900; cursor: pointer; transition: border-color .16s ease, background .16s ease, transform .16s ease; }
.task-check:hover { border-color: var(--accent); transform: scale(1.08); }
.task-check.is-complete { border-color: var(--accent); background: var(--accent); }
.task-copy { min-width: 0; display: flex; flex-direction: column; }
.task-copy strong { font-size: .86rem; }
.task-copy span { color: var(--muted); font-size: .75rem; }
.task-check.is-complete + .task-copy strong { color: var(--muted); text-decoration: line-through; }
.task-duration { color: var(--muted); font-size: .72rem; white-space: nowrap; }
.task-action { white-space: nowrap; }

/* ————— Exams ————— */

.exam-blueprint { flex: 0 0 308px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.exam-blueprint span { min-height: 70px; padding: 13px 14px; display: flex; flex-direction: column; justify-content: center; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); color: var(--muted); font-size: .66rem; text-transform: uppercase; letter-spacing: .05em; }
.exam-blueprint b { font-family: var(--font-display); font-size: 1.4rem; font-weight: 500; line-height: 1.1; }
.exam-blueprint span:nth-child(1) { background: var(--sage-soft); border-color: transparent; }
.exam-blueprint span:nth-child(1) b { color: var(--sage-num); }
.exam-blueprint span:nth-child(2) { background: var(--lavender-soft); border-color: transparent; }
.exam-blueprint span:nth-child(2) b { color: var(--lavender-num); }
.exam-blueprint span:nth-child(3) { background: var(--rose-soft); border-color: transparent; }
.exam-blueprint span:nth-child(3) b { color: var(--rose-num); }
.exam-blueprint span:nth-child(4) { background: var(--gold-soft); border-color: transparent; }
.exam-blueprint span:nth-child(4) b { color: var(--gold-num); }
.exam-mode-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.exam-mode-card { min-height: 305px; padding: 32px; display: flex; flex-direction: column; }
.exam-mode-card h2 { margin: 0; font-family: var(--font-display); font-size: 2.05rem; font-weight: 500; letter-spacing: -.02em; }
.exam-mode-card > p:not(.eyebrow) { margin: 18px 0 24px; color: var(--muted); font-size: .86rem; }
.exam-mode-card .button { margin-top: auto; }
.exam-mode-stat { margin-top: 26px; display: grid; grid-template-columns: auto 1fr auto 1fr; align-items: baseline; gap: 8px; }
.exam-mode-stat strong { font-family: var(--font-display); font-size: 1.85rem; font-weight: 500; color: var(--accent-strong); }
.exam-mode-stat span { color: var(--muted); font-size: .68rem; font-weight: 800; text-transform: uppercase; }
.exam-history-section { margin-top: 44px; }
.exam-history { display: grid; gap: 12px; }
.history-row { min-height: 78px; padding: 15px 18px; display: grid; grid-template-columns: minmax(170px, 1fr) 70px 70px auto; align-items: center; gap: 15px; }
.history-row > div { display: flex; flex-direction: column; }
.history-row > div span, .history-detail { color: var(--muted); font-size: .74rem; }
.history-score { color: var(--accent-strong); font-family: var(--font-display); font-size: 1.55rem; font-weight: 500; }

.exam-session { max-width: 1180px; margin-inline: auto; }
.exam-toolbar { position: sticky; top: 88px; z-index: 10; margin-bottom: 16px; padding: 15px 20px; display: grid; grid-template-columns: 160px 1fr auto; align-items: center; gap: 24px; background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.exam-toolbar > div:first-child { display: flex; flex-direction: column; }
.exam-toolbar .eyebrow { margin: 0; }
#exam-timer { font-family: var(--font-display); font-size: 1.45rem; font-variant-numeric: tabular-nums; line-height: 1.1; }
#exam-timer.is-urgent { color: var(--danger); animation: urgent-pulse 1.1s ease-in-out infinite; }
.exam-toolbar-progress { display: grid; grid-template-columns: auto auto; gap: 6px 14px; color: var(--muted); font-size: .72rem; }
.exam-toolbar-progress > div { grid-column: 1 / -1; height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.exam-toolbar-progress > div span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-strong)); transition: width .3s ease; }
.exam-toolbar-progress small { grid-column: 2; grid-row: 1; text-align: right; }
.exam-layout { display: grid; grid-template-columns: minmax(0, 1fr) 264px; gap: 16px; align-items: start; }
.exam-question-card { min-height: 590px; padding: clamp(26px, 5vw, 50px); display: flex; flex-direction: column; }
.exam-question-actions { margin-top: auto; padding-top: 32px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.flag-button { min-height: 42px; padding: 8px 14px; border: 1px solid transparent; border-radius: 999px; background: transparent; color: var(--muted); font-size: .8rem; font-weight: 750; cursor: pointer; transition: color .16s ease, background .16s ease, border-color .16s ease; }
.flag-button:hover { color: var(--warning); }
.flag-button.is-flagged { color: var(--warning); background: var(--warning-soft); border-color: color-mix(in srgb, var(--warning) 38%, transparent); }
.exam-navigator { position: sticky; top: 178px; padding: 22px; }
.exam-nav-grid { margin-top: 18px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 7px; }
.exam-nav-grid button { aspect-ratio: 1; display: grid; place-items: center; border: 1px solid var(--border); border-radius: 10px; background: var(--surface-2); color: var(--muted); font-size: .7rem; cursor: pointer; transition: border-color .15s ease, background .15s ease, color .15s ease; }
.exam-nav-grid button:hover, .exam-nav-grid button.is-current { border-color: var(--accent); color: var(--text); }
.exam-nav-grid button.is-current { box-shadow: 0 0 0 2px var(--accent-soft); }
.exam-nav-grid button.is-answered { background: var(--accent-soft); color: var(--accent-strong); }
.exam-nav-grid button.is-flagged { border-color: var(--warning); box-shadow: inset 0 -3px var(--warning); }
.nav-legend { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 12px; color: var(--muted); font-size: .66rem; }
.nav-legend span { display: flex; align-items: center; gap: 5px; }
.nav-legend i { width: 9px; height: 9px; border-radius: 3px; background: var(--accent-soft); }
.nav-legend i.flagged { border: 1px solid var(--warning); background: transparent; }

.exam-score-hero { min-height: 220px; padding: 38px 42px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 32px; background: radial-gradient(circle at 4% 50%, var(--sage-soft), transparent 38%), var(--surface); }
.score-ring { width: 136px; height: 136px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid color-mix(in srgb, var(--accent) 55%, var(--border)); border-radius: 50%; background: color-mix(in srgb, var(--surface) 80%, transparent); box-shadow: 0 0 48px color-mix(in srgb, var(--accent) 18%, transparent), inset 0 0 28px color-mix(in srgb, var(--accent) 8%, transparent); }
.score-ring strong { font-family: var(--font-display); font-size: 2.3rem; font-weight: 500; line-height: 1; color: var(--accent-strong); }
.score-ring span { margin-top: 5px; color: var(--muted); font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.exam-score-hero h1 { margin: 0; font-family: var(--font-display); font-size: 2.3rem; font-weight: 500; letter-spacing: -.02em; }
.exam-score-hero p:last-child { margin: 8px 0 0; color: var(--muted); }
.domain-results { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 18px 0 44px; }
.domain-result-card { padding: 22px; display: flex; flex-direction: column; }
.domain-result-card > span { color: var(--muted); font-size: .72rem; }
.domain-result-card > strong { margin-top: 6px; font-family: var(--font-display); font-size: 1.85rem; font-weight: 500; }
.domain-result-card > small { color: var(--muted); }
.domain-result-card > div { height: 6px; margin-top: 15px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.domain-result-card > div span { display: block; height: 100%; border-radius: inherit; background: var(--accent); }
.domain-result-card:nth-child(1) > div span { background: var(--sage); }
.domain-result-card:nth-child(2) > div span { background: var(--lavender); }
.domain-result-card:nth-child(3) > div span { background: var(--rose); }
.domain-result-card:nth-child(4) > div span { background: var(--gold); }
.review-filters { display: flex; gap: 4px; padding: 4px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); }
.review-filters button { padding: 6px 13px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font-size: .74rem; font-weight: 700; cursor: pointer; transition: color .15s ease, background .15s ease; }
.review-filters button.is-active { background: var(--accent-soft); color: var(--accent-strong); }
.exam-review-list { display: grid; gap: 14px; }
.review-card { padding: 26px; border-left: 4px solid var(--accent); }
.review-card.is-missed { border-left-color: var(--danger); }
.review-card-head { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: .72rem; letter-spacing: .03em; }
.review-card.is-correct .review-card-head strong { color: var(--accent-strong); }
.review-card.is-missed .review-card-head strong { color: var(--danger); }
.review-card h3 { margin: 15px 0 18px; font-family: var(--font-display); font-size: 1.12rem; font-weight: 500; line-height: 1.5; }
.review-answer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.review-answer-grid p { margin: 0; padding: 13px 14px; display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); }
.review-answer-grid span, .review-rationale > span { color: var(--muted); font-size: .64rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.review-answer-grid strong { margin-top: 5px; font-size: .8rem; }
.review-rationale { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.review-rationale p { margin: 6px 0 0; color: var(--muted); font-size: .82rem; line-height: 1.65; }

/* ————— Games ————— */

.games-hub { padding-top: 12px; }
.game-mode-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: stretch; }
.mode-card { padding: 30px; display: flex; flex-direction: column; gap: 18px; }
.mode-card > div:first-child > p:last-child { min-height: 72px; margin: 8px 0 0; color: var(--muted); font-size: .88rem; }
.mode-card h2 { margin: 0; font-family: var(--font-display); font-size: 1.7rem; font-weight: 500; letter-spacing: -.015em; }
.mode-icon { width: 46px; height: 46px; margin-bottom: 18px; display: grid; place-items: center; border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border)); border-radius: 15px; background: var(--accent-soft); color: var(--accent); }
.mode-icon svg { width: 23px; height: 23px; }
.mode-card-wide { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
.mode-card-wide > div:first-child { grid-row: 1 / span 3; }
.mode-card-wide > div:first-child > p:last-child { max-width: 650px; min-height: 0; }
.select-label { margin-bottom: -12px; color: var(--muted); font-size: .7rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.game-select { width: 100%; min-height: 48px; padding: 10px 40px 10px 14px; border: 1px solid var(--border); border-radius: 14px; background-color: var(--surface-2); background-image: var(--chevron); background-repeat: no-repeat; background-position: right 14px center; background-size: 12px; color: var(--text); appearance: none; -webkit-appearance: none; cursor: pointer; }
.mode-best { margin-top: auto; color: var(--muted); font-size: .78rem; }
.mode-best strong { color: var(--text); font-size: 1rem; }
.mode-facts { display: flex; gap: 22px; }
.mode-facts span { display: flex; flex-direction: column; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
.mode-facts strong { color: var(--text); font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; }

.game-session { max-width: 920px; margin-inline: auto; }
.game-toolbar { grid-template-columns: 120px 1fr 72px; }
.game-timer { padding: 8px 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--muted); text-align: center; font-size: .8rem; font-variant-numeric: tabular-nums; }
.game-question-card { padding: clamp(26px, 5vw, 52px); }
.game-question-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; color: var(--muted); font-size: .74rem; }
.interleave-pill { padding: 4px 9px; border: 1px solid color-mix(in srgb, var(--warning) 48%, var(--border)); border-radius: 999px; color: var(--warning); font-weight: 800; }
.game-context { margin: 26px 0 0; color: var(--accent-strong); font-size: .82rem; font-weight: 750; }
.game-prompt { margin: 10px 0 28px; font-family: var(--font-display); font-size: clamp(1.45rem, 3vw, 2.05rem); font-weight: 500; line-height: 1.38; letter-spacing: -.015em; }
.match-dropzone { min-height: 90px; margin: 0 0 18px; display: grid; place-items: center; border: 2px dashed color-mix(in srgb, var(--accent) 50%, var(--border)); border-radius: 16px; background: color-mix(in srgb, var(--accent-soft) 55%, var(--surface)); color: var(--muted); font-size: .8rem; transition: background .15s ease, border-color .15s ease, transform .15s ease; }
.match-dropzone.is-over { border-color: var(--accent); background: var(--accent-soft); transform: scale(1.01); }
.game-options { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
.game-option { min-height: 66px; padding: 13px 15px; display: flex; align-items: center; gap: 12px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); text-align: left; cursor: pointer; transition: border-color .15s ease, transform .15s ease, background .15s ease; }
.game-option:hover { transform: translateY(-2px); border-color: var(--accent); }
.game-option[draggable="true"] { cursor: grab; }
.game-option strong { flex: 0 0 28px; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 9px; background: var(--surface-2); color: var(--muted); font-size: .73rem; transition: inherit; }
.game-option span { font-size: .88rem; line-height: 1.35; }
.game-option.is-correct { border-color: var(--accent); background: var(--accent-soft); }
.game-option.is-correct strong { background: var(--accent); color: var(--on-accent); }
.game-option.is-wrong { border-color: var(--danger); background: var(--danger-soft); }
.game-option.is-wrong strong { background: var(--danger); color: #fff; }
.game-option:disabled { cursor: default; opacity: .78; transform: none; }
.game-reveal { margin-top: 28px; padding-top: 1px; border-top: 1px solid var(--border); }
.differentiator-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0 22px; }
.differentiator-grid > div { padding: 19px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface-2); }
.differentiator-grid p:last-child { margin: 0; font-size: .86rem; line-height: 1.62; }
.differentiator-grid > div:last-child { border-color: color-mix(in srgb, var(--warning) 36%, var(--border)); background: color-mix(in srgb, var(--warning-soft) 55%, var(--surface)); }
.game-complete-card { width: min(680px, 100%); }
.result-stats { display: grid; grid-template-columns: repeat(3, 1fr); margin: 32px 0 20px; }
.result-stats > div { display: flex; flex-direction: column; }
.result-stats > div + div { border-left: 1px solid var(--border); }
.result-stats strong { font-family: var(--font-display); font-size: 2.05rem; font-weight: 500; color: var(--accent-strong); }
.result-stats span { color: var(--muted); font-size: .66rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.new-best { display: inline-flex; margin: 0 !important; padding: 6px 12px; border-radius: 999px; background: var(--gold-soft); color: var(--gold-num) !important; font-size: .7rem; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }

/* ————— Cheat sheet ————— */

.cheatsheet-preview-section { margin: -10px 0 44px; }
.cheatsheet-preview { width: 100%; min-height: 170px; background: linear-gradient(150deg, var(--gold-soft), var(--surface) 72%); }
.cheatsheet-preview::after { background: radial-gradient(circle, color-mix(in srgb, var(--gold) 20%, transparent), transparent 70%); }
.cheatsheet-preview:hover { border-color: var(--gold); }
.cheatsheet-preview .game-kicker, .cheatsheet-preview .game-arrow { color: var(--gold-num); }

.cheat-card { padding: clamp(24px, 4vw, 40px); margin-bottom: 22px; }
.cheat-note { max-width: 660px; margin: 12px 0 24px; color: var(--muted); font-size: .88rem; }

.timeframe-chart { display: grid; gap: 10px; }
.tf-bands { position: relative; height: 20px; margin-left: 224px; }
.tf-band { position: absolute; top: 0; height: 100%; display: flex; align-items: center; justify-content: center; font-size: .62rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.tf-band + .tf-band { border-left: 1px dashed var(--border-strong); }
.tf-band-days { color: var(--sage-num); }
.tf-band-weeks { color: var(--lavender-num); }
.tf-band-months { color: var(--rose-num); }
.tf-band-years { color: var(--gold-num); }
.tf-row { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 4px 14px; align-items: center; }
.tf-label { display: flex; flex-direction: column; min-width: 0; }
.tf-label strong { font-size: .82rem; line-height: 1.3; }
.tf-label span { color: var(--muted); font-size: .7rem; line-height: 1.35; }
.tf-track {
  position: relative; height: 24px; border-radius: 8px;
  background:
    linear-gradient(90deg,
      var(--sage-soft) 0%, var(--sage-soft) 27.81%,
      var(--lavender-soft) 27.81%, var(--lavender-soft) 48.6%,
      var(--rose-soft) 48.6%, var(--rose-soft) 84.3%,
      var(--gold-soft) 84.3%, var(--gold-soft) 100%);
}
.tf-bar { --bar-color: var(--accent); position: absolute; top: 4px; bottom: 4px; min-width: 10px; border-radius: 6px; background: var(--bar-color); box-shadow: 0 0 12px color-mix(in srgb, var(--bar-color) 32%, transparent); }
.tf-bar-days { --bar-color: var(--sage); }
.tf-bar-weeks { --bar-color: var(--lavender); }
.tf-bar-months { --bar-color: var(--rose); }
.tf-bar-years { --bar-color: var(--gold); }
.tf-bar.is-open { background: linear-gradient(90deg, var(--bar-color) 42%, color-mix(in srgb, var(--bar-color) 8%, transparent)); }
.tf-bar.is-open::after { content: '›'; position: absolute; right: 2px; top: 50%; transform: translateY(-56%); color: var(--bar-color); font-size: .95rem; font-weight: 900; }
.tf-axis { position: relative; height: 26px; margin: 2px 0 0 224px; }
.tf-axis span { position: absolute; top: 6px; transform: translateX(-50%); color: var(--muted); font-size: .62rem; font-weight: 700; white-space: nowrap; }
.tf-axis span::before { content: ''; position: absolute; left: 50%; top: -6px; width: 1px; height: 5px; background: var(--border-strong); }
.tf-axis span:first-child { transform: none; }
.tf-axis span:first-child::before { left: 0; }
.tf-axis span:last-child { transform: translateX(-100%); }
.tf-axis span:last-child::before { left: auto; right: 0; }

.sud-severity { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--border); }
.sud-head { display: flex; flex-direction: column; }
.sud-head strong { font-size: .84rem; }
.sud-head span { color: var(--muted); font-size: .72rem; }
.sud-scale { margin-top: 12px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.sud-chip { padding: 9px 10px; border-radius: 12px; font-size: .76rem; text-align: center; }
.sud-chip b { display: block; font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.sud-mild { background: var(--sage-soft); color: var(--sage-num); }
.sud-moderate { background: var(--gold-soft); color: var(--gold-num); }
.sud-severe { background: var(--rose-soft); color: var(--rose-num); }

.med-chart { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 6px; }
.med-class { --class-color: var(--accent); padding: 22px; border: 1px solid var(--border); border-top: 3px solid var(--class-color); border-radius: var(--radius-sm); background: var(--surface-2); }
.med-sage { --class-color: var(--sage); }
.med-lavender { --class-color: var(--lavender); }
.med-rose { --class-color: var(--rose); }
.med-gold { --class-color: var(--gold); }
.med-class header { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px 12px; }
.med-class h3 { margin: 0; font-family: var(--font-display); font-size: 1.32rem; font-weight: 500; letter-spacing: -.01em; }
.med-tag { color: var(--class-color); font-size: .64rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.med-list { margin: 7px 0 12px; font-size: .84rem; font-weight: 700; }
.med-fact { display: grid; grid-template-columns: 88px 1fr; gap: 10px; padding: 8px 0; border-top: 1px dashed var(--border); }
.med-fact span { padding-top: 2px; color: var(--muted); font-size: .64rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
.med-fact span.is-blackbox { color: var(--danger); }
.med-fact p { margin: 0; font-size: .8rem; line-height: 1.55; }
.med-lens { margin: 13px 0 0; padding: 12px 14px; border-radius: 12px; background: color-mix(in srgb, var(--class-color) 10%, var(--surface)); font-size: .8rem; line-height: 1.55; }
.med-lens strong { color: var(--class-color); }

.exam-confirm-row { margin-top: 22px; }
.app-version { color: var(--muted-2); }

/* ————— Footer ————— */

.site-footer { padding: 26px 0 34px; border-top: 1px solid var(--border); }
.footer-sprig { display: block; width: 64px; height: 18px; margin: 0 auto 12px; color: var(--accent); opacity: .6; }
.site-footer p { margin: 0; color: var(--muted); text-align: center; font-size: .76rem; }
.footer-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 22px; margin-top: 12px; font-size: .76rem; }
.footer-links a { color: var(--muted); text-underline-offset: 3px; }
.footer-links a:hover { color: var(--accent-strong); }
.footer-links a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }
.dialog-footer { margin-top: 22px; padding-top: 14px; border-top: 1px solid var(--border); text-align: center; color: var(--muted); font-size: .7rem; }
.legal-page { max-width: 760px; margin: 22px auto 38px; padding: clamp(22px, 5vw, 48px); }
.legal-page h1 { font-family: var(--font-display); font-weight: 500; font-size: clamp(2rem, 5vw, 2.7rem); margin: 8px 0; }
.legal-page h2 { margin-top: 28px; font-size: 1.1rem; }
.legal-page p { line-height: 1.75; }
.exam-disclaimer { font-size: .8rem; color: var(--muted); }

/* ————— Motion ————— */

@keyframes view-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes bloom-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes ring-spin { to { transform: rotate(1turn); } }
@keyframes sway { from { transform: rotate(-2.4deg); } to { transform: rotate(2.4deg); } }
@keyframes dot-pulse { 0%, 100% { box-shadow: 0 0 0 4px var(--accent-soft); } 50% { box-shadow: 0 0 0 8px var(--accent-soft); } }
@keyframes urgent-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }

/* ————— Responsive ————— */

@media (max-width: 860px) {
  .dashboard-grid, .dashboard-focus-grid, .entry-layout, .exam-layout { grid-template-columns: 1fr; }
  .game-mode-grid { grid-template-columns: 1fr; }
  .mode-card-wide { grid-column: auto; display: flex; }
  .mode-card-wide > div:first-child { grid-row: auto; }
  .domain-grid { grid-template-columns: 1fr 1fr; }
  .queue-card { position: static; }
  .exam-navigator { position: static; }
  .domain-results { grid-template-columns: 1fr 1fr; }
  .plan-day { grid-template-columns: 122px 1fr; }
  .hero { min-height: 0; padding: 40px 34px; }
  .hero-title { font-size: 3.2rem; }
  .hero-art { width: 218px; right: 12px; opacity: .8; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 24px, 1120px); }
  .site-header .container { width: min(100% - 20px, 1120px); }
  .header-inner { min-height: 108px; padding: 10px 0; align-items: flex-start; }
  .brand-sub { display: none; }
  .header-actions { flex: 1; flex-wrap: wrap-reverse; justify-content: flex-end; gap: 5px; }
  .top-nav { order: 2; width: 100%; justify-content: space-between; border: 0; background: transparent; padding: 0; }
  .nav-link { padding: 7px 8px; font-size: .73rem; }
  .game-preview-grid, .game-options, .differentiator-grid { grid-template-columns: 1fr; }
  .game-toolbar { grid-template-columns: 1fr auto; }
  .game-toolbar .session-progress-wrap { grid-column: 1 / -1; grid-row: 2; }
  .game-timer { grid-column: 2; grid-row: 1; }
  .mode-card { padding: 24px; }
  .mode-facts { gap: 14px; }
  .hero { padding: 32px 24px; flex-direction: column; align-items: flex-start; gap: 32px; }
  .hero-title { font-size: 2.7rem; }
  .hero-art { display: none; }
  .countdown-wrap { display: flex; align-items: center; gap: 16px; text-align: left; }
  .days-ring { width: 108px; height: 108px; }
  .days-ring::before { inset: -7px; }
  .days-ring strong { font-size: 2.6rem; }
  .countdown-detail { margin: 0; }
  .dashboard-grid { margin-bottom: 36px; }
  .today-card, .trajectory-card { padding: 22px; }
  .domain-grid { grid-template-columns: 1fr; }
  .domain-summary { min-height: 112px; }
  .section-head { align-items: flex-start; }
  .section-head h2 { font-size: 1.4rem; }
  .question-card { padding: 24px 18px; }
  .session-toolbar { grid-template-columns: 1fr; gap: 8px; }
  .question-meta { flex-wrap: wrap; }
  .question-stem { font-size: 1.3rem; }
  .answer-option { grid-template-columns: 30px 1fr; padding: 12px; }
  .option-marker { width: 29px; height: 29px; }
  .commit-row { align-items: stretch; flex-direction: column; }
  .commit-row .button { width: 100%; }
  .grade-grid { grid-template-columns: 1fr 1fr; }
  .complete-card { padding: 42px 24px; }
  .complete-actions { flex-direction: column; }
  .page-intro { min-height: 0; padding: 16px 0; flex-direction: column; align-items: stretch; gap: 24px; }
  .plan-progress, .exam-blueprint { flex: auto; width: 100%; }
  .exam-mode-grid, .domain-results, .review-answer-grid { grid-template-columns: 1fr; }
  .exam-mode-card { min-height: 275px; padding: 24px; }
  .plan-day { grid-template-columns: 1fr; }
  .plan-day > header { padding: 16px 18px; flex-direction: row; align-items: center; border-right: 0; border-bottom: 1px solid var(--border); }
  .day-status { margin-top: 0; }
  .plan-task-list { padding: 5px 16px; }
  .plan-task { grid-template-columns: 26px minmax(0, 1fr) auto; }
  .plan-task .task-duration { grid-column: 2; }
  .plan-task .task-action { grid-column: 3; grid-row: 1 / span 2; }
  .exam-toolbar { top: 118px; grid-template-columns: 1fr auto; gap: 10px; }
  .exam-toolbar-progress { grid-column: 1 / -1; grid-row: 2; }
  .exam-question-card { min-height: 540px; padding: 24px 17px; }
  .exam-question-actions { flex-wrap: wrap; }
  .flag-button { order: 3; width: 100%; }
  .exam-score-hero { padding: 30px 24px; grid-template-columns: 1fr; text-align: center; }
  .score-ring { margin-inline: auto; }
  .history-row { grid-template-columns: 1fr auto auto; }
  .history-row .button { grid-column: 1 / -1; }
  .review-card { padding: 22px 16px; }

  /* ————— Mobile pass: bottom tab bar, safe areas, 44px targets, overflow guards ————— */
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); }
  /* The fixed bottom nav lives inside the header; the header's backdrop-filter
     would make it a containing block for fixed descendants, so it goes solid. */
  .site-header { backdrop-filter: none; -webkit-backdrop-filter: none; background: color-mix(in srgb, var(--bg) 94%, transparent); }
  .header-inner { min-height: 58px; padding: 7px 0; align-items: center; }
  .header-actions { flex: 0 0 auto; flex-wrap: nowrap; }
  .top-nav {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; order: initial;
    width: auto; justify-content: stretch; gap: 2px;
    padding: 6px calc(8px + env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) calc(8px + env(safe-area-inset-left));
    border: 0; border-top: 1px solid var(--border); border-radius: 0;
    background: color-mix(in srgb, var(--surface) 90%, transparent);
    backdrop-filter: blur(18px) saturate(1.15); -webkit-backdrop-filter: blur(18px) saturate(1.15);
  }
  .nav-link { flex: 1 1 0; min-height: 48px; padding: 6px 2px; display: flex; align-items: center; justify-content: center; font-size: .68rem; letter-spacing: .02em; }
  .theme-toggle { width: 44px; height: 44px; }
  .exam-toolbar { top: calc(74px + env(safe-area-inset-top)); }
  .section-head { flex-direction: column; align-items: flex-start; gap: 5px; }
  .section-head > p { margin: 0; }
  .text-button { min-height: 44px; padding: 10px 0; display: inline-flex; align-items: center; }
  .task-check { position: relative; }
  .task-check::after { content: ''; position: absolute; inset: -10px; border-radius: 50%; }
  .review-filters button { min-height: 44px; padding: 8px 14px; }
  .flag-button { min-height: 44px; }
  .exam-nav-grid { grid-template-columns: repeat(auto-fill, minmax(44px, 1fr)); }
  .game-toolbar { grid-template-columns: 1fr auto; gap: 10px; }
  .game-timer { align-self: center; }
  .mode-facts { flex-wrap: wrap; }
  .cheat-card { padding: 22px 16px; }
  .tf-bands, .tf-axis { margin-left: 0; }
  .tf-row { grid-template-columns: 1fr; }
  .tf-label { flex-direction: row; flex-wrap: wrap; align-items: baseline; gap: 3px 8px; }
  .med-chart { grid-template-columns: 1fr; }
  .med-class { padding: 18px 16px; }
  .med-fact { grid-template-columns: 78px 1fr; }
  .sud-chip { font-size: .68rem; padding: 8px 6px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

/* ————— Overlays: onboarding & settings ————— */

body.has-overlay { overflow: hidden; }
.overlay {
  position: fixed; inset: 0; z-index: 60; display: grid; place-items: center;
  padding: 20px; overflow-y: auto;
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  backdrop-filter: blur(10px) saturate(1.05); -webkit-backdrop-filter: blur(10px) saturate(1.05);
}
.overlay-card { width: min(480px, 100%); padding: 34px 32px 28px; box-shadow: var(--shadow-lift); animation: bloom-in .5s ease both; }
.overlay-title { margin: 0 0 6px; font-family: var(--font-display); font-size: 1.9rem; font-weight: 500; letter-spacing: -.02em; line-height: 1.12; }
.overlay-sub { margin: 0 0 22px; color: var(--muted); font-size: .92rem; }
.overlay-form { display: flex; flex-direction: column; gap: 10px; }
.field-label { color: var(--muted); font-size: .7rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.field-input { width: 100%; min-height: 48px; margin-bottom: 8px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface-2); color: var(--text); font: inherit; }
.field-input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.field-error { margin: -4px 0 4px; color: var(--danger); font-size: .8rem; }
.overlay-skip { align-self: center; margin-top: 16px; }
.account-google { margin: 4px 0 14px; }
.account-google .button { display: flex; align-items: center; justify-content: center; text-decoration: none; }
.account-or { margin: 12px 0 0; text-align: center; }
.onboarding-card {
  position: relative; overflow: hidden;
  background:
    radial-gradient(circle at 92% -4%, var(--rose-soft), transparent 46%),
    radial-gradient(circle at -8% 108%, var(--sage-soft), transparent 50%),
    var(--surface);
}
.onboarding-card::after {
  content: ''; position: absolute; right: 18px; bottom: 10px; width: 44px; height: 66px;
  background: var(--sprig) center / contain no-repeat; opacity: .4; pointer-events: none;
}
.settings-warning { margin: -2px 0 6px; padding: 10px 14px; border: 1px solid color-mix(in srgb, var(--warning) 45%, var(--border)); border-radius: 12px; background: var(--warning-soft); color: var(--warning); font-size: .8rem; }
.settings-danger { margin-top: 24px; padding-top: 18px; border-top: 1px dashed var(--border-strong); display: flex; flex-direction: column; gap: 10px; }
.settings-note { margin: 0; color: var(--muted); font-size: .78rem; }
.danger-button { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); }
.danger-button:hover:not(:disabled) { border-color: var(--danger); color: var(--danger); background: var(--danger-soft); }
.danger-button.is-armed { background: var(--danger); border-color: var(--danger); color: #fff; }
.plan-prompt { min-height: 120px; }
.exam-prompt-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.exam-prompt-wrap .countdown-detail { margin: 0; }

@media (max-width: 720px) {
  .overlay { padding: 14px; align-items: start; }
  .overlay-card { padding: 26px 20px 22px; margin-top: 6vh; }
  .overlay-title { font-size: 1.55rem; }
}

/* Keep the optional account entry within the existing header at small widths. */
.header-actions [data-account-open] { width: 76px; min-width: 0; flex: 0 0 76px; font-size: .7rem; line-height: 1.25; overflow-wrap: anywhere; }
@media (min-width: 621px) and (max-width: 1020px) {
  .header-actions:has([data-account-open]) { flex-wrap: wrap; justify-content: flex-end; min-width: 0; gap: 6px 14px; padding-block: 6px; }
  .header-actions:has([data-account-open]) .top-nav { flex-basis: 100%; min-width: 0; }
}

/* ————— Exam tools (2026 format) ————— */
.answer-row { display: grid; grid-template-columns: 1fr 44px; gap: 8px; align-items: center; }
.strike-button { width: 44px; height: 44px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); color: var(--muted); cursor: pointer; font-size: 1rem; }
.strike-button:hover { border-color: var(--border-strong); color: var(--text); }
.answer-row.is-struck .answer-option { opacity: .5; }
.answer-row.is-struck .option-copy { text-decoration: line-through; text-decoration-thickness: 2px; }
.stem-word { cursor: text; border-radius: 4px; transition: background .12s ease; }
.stem-word.is-marked { background: color-mix(in srgb, var(--gold) 32%, transparent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--gold) 32%, transparent); }
.exam-tools-hint { margin: -18px 0 18px; color: var(--muted); font-size: .82rem; }
.exam-time-card { margin-top: 18px; padding: 18px 22px; display: grid; gap: 6px; max-width: 520px; }
.exam-break { display: grid; place-items: center; min-height: 50vh; }
.exam-break-card { max-width: 560px; padding: 40px; text-align: center; display: grid; gap: 14px; justify-items: center; }
.exam-break-card h1 { margin: 0; font-family: var(--font-display); font-weight: 500; }
.break-clock { display: grid; gap: 2px; }
.break-clock span { color: var(--muted); font-size: .8rem; }
.break-clock strong { font-family: var(--font-display); font-size: 2.6rem; font-weight: 500; }
.trap-profile { margin-top: 18px; padding: 24px; display: grid; gap: 16px; }
.trap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.trap-stat { padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); display: grid; gap: 2px; }
.trap-stat span { color: var(--muted); font-size: .8rem; }
.trap-stat strong { font-family: var(--font-display); font-size: 1.6rem; font-weight: 500; }
.trap-stat small { color: var(--muted); }
.trap-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.trap-list li { padding: 12px 14px; border-left: 3px solid var(--rose); background: var(--rose-soft); border-radius: 10px; display: grid; gap: 3px; }
.trap-list strong { color: var(--rose-num); }
.review-coach { margin-top: 14px; display: grid; gap: 10px; }
.coach-decode { margin: 0; display: grid; gap: 2px; padding: 12px 14px; border-radius: 12px; background: var(--accent-soft); }
.coach-decode span, .coach-label { color: var(--muted); font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.coach-decode strong { color: var(--accent-strong); font-weight: 600; }
.coach-distractors { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.coach-distractors li { padding: 10px 14px; border: 1px solid var(--border); border-radius: 12px; display: grid; gap: 3px; }
.coach-distractors li.is-chosen { border-color: var(--danger); background: var(--danger-soft); }
.coach-distractors em { font-style: normal; font-size: .78rem; font-weight: 700; color: var(--rose-num); }
.coach-distractors span { color: var(--muted); }

/* ————— Read the Question ————— */
.decoder-card > div:first-child h2 { margin: 4px 0 6px; }
.decoder-stem { margin: 18px 0 22px; }
.decoder-stem mark { border-radius: 4px; padding: 0 2px; color: inherit; }
.decoder-stem .decoder-qualifier { background: color-mix(in srgb, var(--accent) 26%, transparent); font-weight: 700; }
.decoder-stem .decoder-fact { background: color-mix(in srgb, var(--gold) 28%, transparent); }
.decoder-step { margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--border); display: grid; gap: 10px; }
.decoder-choices { display: grid; gap: 10px; grid-template-columns: 1fr; }
.decoder-choice { text-align: left; }
.decoder-feedback { margin: 0; color: var(--muted); min-height: 1.2em; }
.decoder-prediction { padding: 12px 14px; border-radius: 12px; background: var(--accent-soft); display: grid; gap: 2px; }
.decoder-prediction span { color: var(--muted); font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.decoder-prediction strong { color: var(--accent-strong); font-weight: 600; }
.decoder-rationale { margin: 14px 0 0; }
#decoder-next { margin-top: 18px; }

/* ————— Lifetime access ————— */
.paid-badge { display: inline-block; margin-left: 6px; padding: 2px 8px; border-radius: 999px; background: var(--gold-soft); color: var(--gold-num); font-size: .66rem; letter-spacing: .06em; vertical-align: middle; }
.paywall-card { width: min(560px, 100%); display: grid; gap: 14px; }
.paywall-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.paywall-list li { padding: 10px 14px; border-radius: 12px; background: var(--surface-2); display: grid; gap: 2px; }
.paywall-list span { color: var(--muted); font-size: .9rem; }
.paywall-price { margin: 4px 0 0; display: flex; align-items: baseline; gap: 10px; }
.paywall-price strong { font-family: var(--font-display); font-size: 2.4rem; font-weight: 500; }
.paywall-price span { color: var(--muted); }
.access-toast { position: fixed; z-index: 60; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); transform: translateX(-50%); max-width: min(520px, calc(100% - 32px)); padding: 12px 18px; border-radius: 14px; background: var(--text); color: var(--bg); box-shadow: var(--shadow-lift); font-weight: 600; }
@media (max-width: 620px) { .access-toast { bottom: calc(84px + env(safe-area-inset-bottom)); } }

/* Narrow phones: the full product name and two header buttons must fit in 320px. */
@media (max-width: 380px) {
  .brand { min-width: 0; }
  .brand-sub { display: none; }
  .brand-title { font-size: .98rem; white-space: nowrap; }
}