/* ============================================================
   DISC TEST — Styled to match dmitriyostapenko.com
   Design system: Bebas Neue + IBM Plex Sans, #FFE400 accent
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-base:    #101010;
  --clr-surface: #1A1A1A;
  --clr-surf2:   #222222;
  --clr-surf3:   #2C2C2C;
  --clr-accent:  #FFE400;
  --clr-white:   #FFFFFF;
  --clr-gray:    #7D8799;
  --clr-dim:     #4A4A4A;
  --border:      rgba(255,255,255,0.08);
  --font-d:      'Bebas Neue', Arial, sans-serif;
  --font-b:      'IBM Plex Sans', sans-serif;
  --ease:        cubic-bezier(0.25,1,0.5,1);
  --t:           0.25s var(--ease);
  --r:           6px;
  --max:         720px;
  --header-h:    72px;

  /* DISC type colors */
  --disc-d: #E05F5F;
  --disc-i: #FFB133;
  --disc-s: #5BCA7A;
  --disc-c: #5BA4E0;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-b);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--clr-white);
  background: var(--clr-base);
  min-height: 100vh;
}

/* ── Skip link ── */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--clr-accent);
  color: var(--clr-base);
  padding: 0.5rem 1rem;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 4px;
  z-index: 999;
  transition: top var(--t);
}
.skip-link:focus { top: 0.5rem; }

/* ── Header ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(16,16,16,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
}

.container {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.header-inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: var(--header-h);
  gap: 0.5rem;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-family: var(--font-d);
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  color: var(--clr-accent);
}

/* ── Lang switch ── */
.lang-switch {
  display: flex;
  gap: 4px;
}

.lang-btn {
  font-family: var(--font-b);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  color: rgba(255,255,255,0.45);
  cursor: pointer;
  transition: all var(--t);
}

.lang-btn[aria-pressed="true"],
.lang-btn:hover { color: var(--clr-accent); border-color: var(--clr-accent); }

/* ── Progress in header ── */
.progress { padding-bottom: 0.25rem; }

.progress-text {
  display: flex;
  justify-content: space-between;
  font-size: 0.6875rem;
  color: var(--clr-gray);
  letter-spacing: 0.06em;
  margin-bottom: 0.375rem;
}

.progress-bar {
  height: 2px;
  background: var(--clr-surf2);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--clr-accent);
  border-radius: 2px;
  transition: width 0.4s var(--ease);
}

/* ── Main ── */
main {
  padding-top: calc(var(--header-h) + 3rem);
  padding-bottom: 5rem;
}

/* ── Screens ── */
.screen { animation: fadeUp 0.35s var(--ease) both; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Welcome ── */
.hero-title {
  font-family: var(--font-d);
  font-size: clamp(3rem, 9vw, 5.5rem);
  line-height: 0.92;
  letter-spacing: 0.01em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 300;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 52ch;
}

/* ── Card ── */
.card {
  width: 100%;
  background: var(--clr-surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border);
}

.info-list li {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.75);
  font-weight: 300;
  padding-left: 1.25rem;
  position: relative;
}

.info-list li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
  font-size: 0.5rem;
  top: 0.5em;
}

.info-list li strong { color: var(--clr-white); font-weight: 600; }

.scale-hint-title {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-gray);
  margin-bottom: 0.875rem;
}

.scale-hint-text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  font-weight: 300;
  line-height: 1.65;
}

.scale-hint-text strong { color: var(--clr-white); font-weight: 600; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-b);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  border-radius: 4px;
  cursor: pointer;
  border: none;
  transition: all var(--t);
  text-decoration: none;
  white-space: nowrap;
  background: none;
}

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-base);
}

.btn-primary:hover {
  background: #f0d800;
  transform: translateY(-2px);
}

.btn-primary:disabled {
  opacity: 0.4;
  transform: none;
  cursor: not-allowed;
}

.btn-large { padding: 1.125rem 3rem; font-size: 0.875rem; }

.btn-secondary {
  background: transparent;
  color: var(--clr-white);
  border: 1px solid rgba(255,255,255,0.25);
}

.btn-secondary:hover {
  border-color: var(--clr-white);
  background: rgba(255,255,255,0.04);
}

.btn-ghost {
  background: transparent;
  color: rgba(255,255,255,0.55);
  border: 1px solid var(--border);
}

.btn-ghost:hover { color: var(--clr-white); border-color: rgba(255,255,255,0.3); }

.btn-link {
  background: none;
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  text-decoration: underline;
  padding: 0.5rem 0;
  letter-spacing: 0;
  text-transform: none;
}

.btn-link:hover { color: var(--clr-accent); }

/* ── Quiz screen ── */
.quiz-stage {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.group-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-accent);
}

.quiz-title {
  font-family: var(--font-d);
  font-size: clamp(1.375rem, 3.5vw, 1.875rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
}

/* ── Choice legend ── */
.choice-legend {
  display: flex;
  gap: 1.5rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--clr-gray);
}

.legend-marker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.legend-most  .legend-marker { background: rgba(91,202,122,0.15);  color: #5BCA7A; }
.legend-least .legend-marker { background: rgba(224,95,95,0.15);   color: #E05F5F; }

/* ── Word list ── */
.word-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* Word items injected by JS */
.word-list > * {
  padding: 1rem 1.25rem;
  background: var(--clr-surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-family: var(--font-b);
  font-size: 1rem;
  font-weight: 400;
  color: var(--clr-white);
  cursor: pointer;
  transition: all var(--t);
  text-align: center;
  user-select: none;
}

.word-list > *:hover {
  border-color: rgba(255,228,0,0.3);
  background: var(--clr-surf2);
}

/* selected-most / selected-least styles injected by JS */
.word-list .selected-most {
  background: rgba(91,202,122,0.12);
  border-color: #5BCA7A;
  color: #5BCA7A;
}

.word-list .selected-least {
  background: rgba(224,95,95,0.12);
  border-color: #E05F5F;
  color: #E05F5F;
}

.quiz-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* ── Results ── */
.results-title {
  font-family: var(--font-d);
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  margin-bottom: 1.5rem;
}

.profile-summary {
  padding: 1.75rem;
  background: var(--clr-surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  margin-bottom: 1.5rem;
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
}

/* ── Chart card ── */
.chart-card {
  margin-bottom: 1.5rem;
}

.chart-title {
  font-family: var(--font-d);
  font-size: 1.375rem;
  letter-spacing: 0.06em;
  color: var(--clr-accent);
  margin-bottom: 1.25rem;
}

.chart {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

/* Bar rows injected by JS */
.chart > * {
  display: grid;
  grid-template-columns: 1.5rem 1fr auto;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.chart-note {
  font-size: 0.8125rem;
  color: var(--clr-gray);
  line-height: 1.55;
  font-weight: 300;
}

/* ── Type cards ── */
.type-card {
  padding: 1.75rem;
  background: var(--clr-surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  margin-bottom: 1rem;
}

.type-card:empty { display: none; }

/* Primary/secondary type badges injected by JS */
.type-card .type-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-d);
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

/* DISC-letter colors applied via JS data attributes */
[data-disc="D"] { border-color: rgba(224,95,95,0.3); }
[data-disc="D"] .type-badge { color: var(--disc-d); }

[data-disc="I"] { border-color: rgba(255,177,51,0.3); }
[data-disc="I"] .type-badge { color: var(--disc-i); }

[data-disc="S"] { border-color: rgba(91,202,122,0.3); }
[data-disc="S"] .type-badge { color: var(--disc-s); }

[data-disc="C"] { border-color: rgba(91,164,224,0.3); }
[data-disc="C"] .type-badge { color: var(--disc-c); }

.results-note {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--clr-gray);
  line-height: 1.7;
  border-left: 2px solid var(--clr-accent);
  padding-left: 1rem;
  margin-bottom: 1.5rem;
}

.results-actions {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  align-items: flex-start;
}

/* ── Footer ── */
.site-footer {
  padding: 2rem 1.5rem;
  font-size: 0.75rem;
  color: var(--clr-dim);
  border-top: 1px solid var(--border);
  text-align: center;
  letter-spacing: 0.04em;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* ── Responsive ── */
@media (max-width: 560px) {
  main { padding-top: calc(var(--header-h) + 2rem); padding-bottom: 3rem; }
  .container { padding-inline: 1rem; }
  .word-list { grid-template-columns: 1fr 1fr; }
  .btn-large { width: 100%; }
  .results-actions .btn-primary { width: 100%; }
  .quiz-nav { flex-direction: row; }
  .choice-legend { gap: 1rem; }
}

@media (max-width: 380px) {
  .word-list { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .word-list > * { padding: 0.75rem; font-size: 0.9375rem; }
}