/* ==========================================================================
   Test na Broń — arkusz stylów
   Tokeny: kolory, typografia fluid, odstępy, promienie.
   ========================================================================== */

:root {
  /* tło i powierzchnie */
  --c-bg: #0b0f14;
  --c-bg-soft: #0e141b;
  --c-surface: #141b24;
  --c-surface-2: #1a2330;
  --c-line: rgba(255, 255, 255, 0.08);
  --c-line-strong: rgba(255, 255, 255, 0.16);

  /* tekst */
  --c-text: #e9eef5;
  --c-text-dim: #a8b6c7;
  --c-text-faint: #75859a;

  /* akcenty */
  --c-accent: #ffb020;
  --c-accent-soft: rgba(255, 176, 32, 0.14);
  --c-accent-2: #ff6a2b;
  --c-ok: #35d07f;
  --c-ok-soft: rgba(53, 208, 127, 0.14);
  --c-bad: #ff5a5f;
  --c-bad-soft: rgba(255, 90, 95, 0.14);

  /* typografia fluid: 18px @1024 → 19px @1920 */
  --fs-base: clamp(17px, 0.99vw, 19px);
  --f-lead: 1.16;
  --f-h1: 2.85;
  --f-h2: 1.45;
  --f-h3: 1.18;
  --f-small: 0.84;
  --f-tiny: 0.74;

  --ff-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --ff-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  /* odstępy */
  --sp-1: 0.35rem;
  --sp-2: 0.6rem;
  --sp-3: 0.9rem;
  --sp-4: 1.4rem;
  --sp-5: 2rem;
  --sp-6: 3rem;
  --sp-7: 4.5rem;
  --sp-page: clamp(1.1rem, 4vw, 2.5rem);
  --container: 1120px;
  --container-narrow: 840px;

  /* promienie i cienie */
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-pill: 999px;
  --shadow-card: 0 18px 40px -28px rgba(0, 0, 0, 0.9), 0 1px 0 rgba(255, 255, 255, 0.04) inset;
  --shadow-pop: 0 26px 60px -30px rgba(0, 0, 0, 0.95);

  --tr: 160ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1100px 620px at 15% -10%, rgba(255, 176, 32, 0.09), transparent 62%),
    radial-gradient(900px 520px at 92% 2%, rgba(255, 106, 43, 0.07), transparent 60%),
    var(--c-bg);
  color: var(--c-text);
  font-family: var(--ff-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.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;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: var(--sp-2) var(--sp-3);
  background: var(--c-accent);
  color: #10151c;
  font-weight: 700;
  border-radius: 0 0 var(--r-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------- layout ---------- */
main { flex: 1 0 auto; }

.shell {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--sp-page);
}

.shell-narrow { max-width: var(--container-narrow); }

.view { padding-block: clamp(1.6rem, 4vw, 3.2rem) clamp(2.6rem, 6vw, 4.5rem); }
.is-hidden { display: none !important; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--c-line);
  background: rgba(11, 15, 20, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--c-accent), var(--c-accent-2));
  color: #10151c;
  box-shadow: 0 8px 22px -12px rgba(255, 150, 40, 0.9);
}
.brand-mark svg { width: 22px; height: 22px; }

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 1.02rem; letter-spacing: -0.01em; }
.brand-text small {
  color: var(--c-text-faint);
  font-size: var(--f-tiny);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.main-nav { display: flex; align-items: center; gap: 0.25rem; }

.nav-btn {
  padding: 0.5rem 0.85rem;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--c-text-dim);
  font-size: var(--f-small);
  font-weight: 600;
  white-space: nowrap;
  transition: color var(--tr), background var(--tr), border-color var(--tr);
}
.nav-btn:hover { color: var(--c-text); background: rgba(255, 255, 255, 0.05); }
.nav-btn.is-active {
  color: #10151c;
  background: var(--c-accent);
  border-color: var(--c-accent);
}

/* ---------- hero ---------- */
.hero { max-width: 760px; padding-block: clamp(0.5rem, 2vw, 1.4rem) var(--sp-5); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--sp-3);
  padding: 0.32rem 0.75rem;
  border: 1px solid rgba(255, 176, 32, 0.32);
  border-radius: var(--r-pill);
  background: var(--c-accent-soft);
  color: var(--c-accent);
  font-size: var(--f-tiny);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(1.9rem, 4.4vw, calc(var(--fs-base) * var(--f-h1)));
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 800;
}

.lead {
  margin-top: var(--sp-4);
  max-width: 62ch;
  font-size: calc(var(--fs-base) * var(--f-lead));
  color: var(--c-text-dim);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-6);
  margin-top: var(--sp-5);
}

.stat { display: flex; flex-direction: column; }
.stat strong {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-accent);
}
.stat span {
  font-size: var(--f-small);
  color: var(--c-text-faint);
}

/* ---------- karty trybów ---------- */
.modes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-3);
  margin-block: var(--sp-5) var(--sp-5);
}

.mode-card {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: clamp(1.1rem, 2.1vw, 1.6rem);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0));
  box-shadow: var(--shadow-card);
  transition: transform var(--tr), border-color var(--tr), background var(--tr);
}
.mode-card:hover {
  transform: translateY(-3px);
  border-color: var(--c-line-strong);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.01));
}
.mode-exam { border-color: rgba(255, 176, 32, 0.28); }

.mode-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--c-line);
  background: var(--c-surface-2);
  color: var(--c-accent);
}
.mode-icon svg { width: 22px; height: 22px; }

.mode-card h2 {
  font-size: calc(var(--fs-base) * var(--f-h3));
  font-weight: 700;
  letter-spacing: -0.01em;
}
.mode-card p { color: var(--c-text-dim); font-size: var(--f-small); }
.mode-card .btn { margin-top: auto; align-self: flex-start; }

/* ---------- panele / zasady ---------- */
.home-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: var(--sp-3);
  align-items: start;
}

.panel {
  padding: clamp(1.2rem, 2.4vw, 1.9rem);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-surface);
  box-shadow: var(--shadow-card);
}

.panel-title {
  font-size: calc(var(--fs-base) * var(--f-h3));
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: var(--sp-3);
}

.rules { display: grid; gap: var(--sp-2); }
.rules li {
  display: flex;
  gap: 0.75rem;
  color: var(--c-text-dim);
  font-size: var(--f-small);
}
.rules li span {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-top: 0.15em;
  border-radius: 50%;
  background: var(--c-accent-soft);
  color: var(--c-accent);
  font-size: var(--f-tiny);
  font-weight: 700;
}
.rules strong { color: var(--c-text); font-weight: 650; }

.disclaimer {
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--c-line);
  color: var(--c-text-faint);
  font-size: var(--f-tiny);
}

.last-results { display: grid; gap: var(--sp-2); }

.last-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.8rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  background: var(--c-bg-soft);
  font-size: var(--f-small);
}
.last-item .score {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.last-item .score.ok { color: var(--c-ok); }
.last-item .score.bad { color: var(--c-bad); }
.last-item .when { color: var(--c-text-faint); font-size: var(--f-tiny); }
.empty { color: var(--c-text-faint); font-size: var(--f-small); }

/* ---------- przyciski ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.72rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  font-size: var(--f-small);
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform var(--tr), background var(--tr), border-color var(--tr), color var(--tr), opacity var(--tr);
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-2));
  color: #14181f;
  box-shadow: 0 12px 26px -16px rgba(255, 140, 40, 0.95);
}
.btn-primary:hover { filter: brightness(1.06); }

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--c-line-strong);
  color: var(--c-text);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.09); }

.btn-small { padding: 0.45rem 0.9rem; font-size: var(--f-tiny); }
.btn-quit { color: var(--c-text-faint); background: transparent; border-color: transparent; }
.btn-quit:hover { color: var(--c-bad); background: var(--c-bad-soft); }

/* ---------- pasek egzaminu ---------- */
.exam-bar { margin-bottom: var(--sp-3); }
.exam-bar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: 0.7rem;
}
.exam-counter { font-size: var(--f-small); color: var(--c-text-dim); }
.exam-counter strong { color: var(--c-text); font-variant-numeric: tabular-nums; }

.timer {
  padding: 0.22rem 0.7rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-pill);
  background: var(--c-surface);
  font-family: var(--ff-mono);
  font-size: var(--f-small);
  font-variant-numeric: tabular-nums;
  color: var(--c-text);
}
.timer.is-warning { color: var(--c-accent); border-color: rgba(255, 176, 32, 0.45); }
.timer.is-danger {
  color: var(--c-bad);
  border-color: rgba(255, 90, 95, 0.5);
  background: var(--c-bad-soft);
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.55; } }

.progress {
  height: 6px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}
.progress-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-2));
  transition: width 220ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- karta pytania ---------- */
.question-card {
  padding: clamp(1.2rem, 3vw, 2.2rem);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-surface);
  box-shadow: var(--shadow-card);
}

.question-nr {
  margin-bottom: 0.7rem;
  color: var(--c-accent);
  font-size: var(--f-tiny);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.question-text {
  font-size: calc(var(--fs-base) * 1.26);
  line-height: 1.38;
  font-weight: 650;
  letter-spacing: -0.012em;
  text-wrap: pretty;
}

.options { display: grid; gap: 0.6rem; margin-top: var(--sp-4); }

.option {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-md);
  background: var(--c-bg-soft);
  color: var(--c-text);
  font-size: var(--f-small);
  line-height: 1.5;
  text-align: left;
  transition: border-color var(--tr), background var(--tr), transform var(--tr);
}
.option:hover { border-color: rgba(255, 176, 32, 0.5); background: rgba(255, 176, 32, 0.05); }
.option:active { transform: scale(0.997); }

.option .badge {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  border: 1px solid var(--c-line-strong);
  background: var(--c-surface-2);
  font-size: var(--f-tiny);
  font-weight: 800;
  color: var(--c-text-dim);
  transition: background var(--tr), color var(--tr), border-color var(--tr);
}

.option.is-selected {
  border-color: var(--c-accent);
  background: var(--c-accent-soft);
}
.option.is-selected .badge {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #14181f;
}

.option.is-correct {
  border-color: var(--c-ok);
  background: var(--c-ok-soft);
}
.option.is-correct .badge { background: var(--c-ok); border-color: var(--c-ok); color: #08130c; }

.option.is-wrong {
  border-color: var(--c-bad);
  background: var(--c-bad-soft);
}
.option.is-wrong .badge { background: var(--c-bad); border-color: var(--c-bad); color: #22090a; }

.option[aria-disabled="true"] { cursor: default; }
.option[aria-disabled="true"]:hover { transform: none; }

/* ---------- akcje ---------- */
.exam-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}
.exam-actions .btn-primary { margin-left: auto; }

.hint {
  margin-top: var(--sp-3);
  color: var(--c-text-faint);
  font-size: var(--f-tiny);
}
kbd {
  display: inline-block;
  padding: 0.05rem 0.35rem;
  border: 1px solid var(--c-line-strong);
  border-bottom-width: 2px;
  border-radius: 5px;
  background: var(--c-surface-2);
  font-family: var(--ff-mono);
  font-size: 0.72rem;
}

/* ---------- wynik ---------- */
.result-card {
  padding: clamp(1.5rem, 4vw, 2.8rem);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-surface);
  box-shadow: var(--shadow-pop);
  text-align: center;
}

.score-ring {
  --pct: 0;
  --ring: var(--c-accent);
  width: 150px;
  height: 150px;
  margin: 0 auto var(--sp-4);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    conic-gradient(var(--ring) calc(var(--pct) * 1%), rgba(255, 255, 255, 0.08) 0);
  transition: background 400ms ease;
}
.score-inner {
  display: grid;
  place-items: center;
  width: 122px;
  height: 122px;
  border-radius: 50%;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
}
.score-inner strong { font-size: 1.9rem; font-weight: 800; letter-spacing: -0.03em; }
.score-inner span { color: var(--c-text-faint); font-size: var(--f-tiny); }

.result-title { font-size: calc(var(--fs-base) * var(--f-h2)); font-weight: 800; letter-spacing: -0.02em; }
.result-sub { margin-top: 0.4rem; color: var(--c-text-dim); font-size: var(--f-small); }

.result-stats {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-6);
  margin-top: var(--sp-5);
}
.rstat { display: flex; flex-direction: column; gap: 0.1rem; }
.rstat span { color: var(--c-text-faint); font-size: var(--f-tiny); text-transform: uppercase; letter-spacing: 0.08em; }
.rstat strong { font-size: 1.25rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.rstat .ok { color: var(--c-ok); }
.rstat .bad { color: var(--c-bad); }

.result-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
}

.section-title {
  margin: var(--sp-6) 0 var(--sp-3);
  font-size: calc(var(--fs-base) * var(--f-h3));
  font-weight: 700;
  letter-spacing: -0.01em;
}
.section-title-lg { font-size: clamp(1.5rem, 3vw, calc(var(--fs-base) * 2)); margin-top: 0; }

.review { display: grid; gap: 0.7rem; }

.review-item {
  padding: 1rem 1.1rem;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-bad);
  border-radius: var(--r-md);
  background: var(--c-surface);
  font-size: var(--f-small);
}
.review-item.ok { border-left-color: var(--c-ok); }
.review-q { font-weight: 650; line-height: 1.45; }
.review-line { margin-top: 0.45rem; display: flex; gap: 0.5rem; color: var(--c-text-dim); }
.review-line .tag {
  flex: 0 0 auto;
  font-size: var(--f-tiny);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-top: 0.15em;
}
.review-line.answer .tag { color: var(--c-ok); }
.review-line.mine .tag { color: var(--c-bad); }
.review-line.mine { color: var(--c-text-faint); }

/* ---------- nauka ---------- */
.learn-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: 0.7rem;
}

.feedback {
  margin-top: var(--sp-3);
  padding: 0.75rem 0.9rem;
  border-radius: var(--r-md);
  font-size: var(--f-small);
  font-weight: 600;
  display: none;
}
.feedback.is-visible { display: block; }
.feedback.ok { background: var(--c-ok-soft); color: #9af0c2; border: 1px solid rgba(53, 208, 127, 0.3); }
.feedback.bad { background: var(--c-bad-soft); color: #ffb3b5; border: 1px solid rgba(255, 90, 95, 0.3); }

.learn-summary {
  margin-top: var(--sp-3);
  color: var(--c-text-faint);
  font-size: var(--f-small);
}

/* ---------- baza pytań ---------- */
.browse-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-bottom: var(--sp-4);
}
.browse-sub { color: var(--c-text-dim); font-size: var(--f-small); }

.search { flex: 1 1 300px; max-width: 420px; }
.search input {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-pill);
  background: var(--c-surface);
  font-size: var(--f-small);
  transition: border-color var(--tr), background var(--tr);
}
.search input::placeholder { color: var(--c-text-faint); }
.search input:focus { border-color: var(--c-accent); outline: none; background: var(--c-bg-soft); }

.browse-list { display: grid; gap: 0.55rem; }

.qa {
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  background: var(--c-surface);
  overflow: hidden;
}
.qa summary {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  font-size: var(--f-small);
  font-weight: 600;
  line-height: 1.45;
  list-style: none;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: "+";
  margin-left: auto;
  color: var(--c-accent);
  font-weight: 800;
}
.qa[open] summary::after { content: "–"; }
.qa summary:hover { background: rgba(255, 255, 255, 0.03); }
.qa .nr {
  flex: 0 0 auto;
  min-width: 2.1rem;
  color: var(--c-text-faint);
  font-family: var(--ff-mono);
  font-size: var(--f-tiny);
  padding-top: 0.25em;
}
.qa-body { padding: 0 1rem 1rem; display: grid; gap: 0.4rem; }
.qa-opt {
  display: flex;
  gap: 0.6rem;
  padding: 0.5rem 0.7rem;
  border-radius: var(--r-sm);
  background: var(--c-bg-soft);
  color: var(--c-text-dim);
  font-size: var(--f-small);
  line-height: 1.45;
}
.qa-opt.is-correct { background: var(--c-ok-soft); color: #b6f5d3; }
.qa-opt .badge {
  flex: 0 0 auto;
  font-weight: 800;
  color: var(--c-text-faint);
  font-size: var(--f-tiny);
  padding-top: 0.2em;
}
.qa-opt.is-correct .badge { color: var(--c-ok); }

/* ---------- stopka ---------- */
.site-footer {
  border-top: 1px solid var(--c-line);
  background: rgba(8, 11, 15, 0.7);
  padding-block: var(--sp-4);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  flex-wrap: wrap;
  color: var(--c-text-faint);
  font-size: var(--f-tiny);
}

/* ---------- responsywność ---------- */
@media (max-width: 900px) {
  .modes { grid-template-columns: 1fr; }
  .home-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .header-inner { min-height: 62px; }
  .brand-text small { display: none; }
  .brand-text strong { white-space: nowrap; }
  .main-nav { gap: 0; }
  .nav-btn { padding: 0.45rem 0.6rem; font-size: var(--f-tiny); }
  .hero-stats { gap: var(--sp-2) var(--sp-4); }
  .stat strong { font-size: 1.25rem; }
  .question-text { font-size: 1.16rem; }
  .question-card { padding: 1.1rem; }
  .option { padding: 0.75rem 0.85rem; }
  .exam-actions { flex-wrap: wrap; }
  .exam-actions .btn { flex: 1 1 auto; }
  .exam-actions .btn-primary { margin-left: 0; }
  .btn-quit { order: 3; flex-basis: 100%; }
  .result-card { padding: 1.4rem 1.1rem; }
  .score-ring { width: 128px; height: 128px; }
  .score-inner { width: 104px; height: 104px; }
  .result-actions .btn { flex: 1 1 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .brand-text { display: none; }
  .brand-mark { width: 36px; height: 36px; border-radius: 10px; }
  .nav-btn { padding: 0.45rem 0.55rem; }
  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sp-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}