/* ── QUIP · DESIGN TOKENS ──────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Righteous&family=Outfit:wght@400;500;600&display=swap');

:root {
  /* Surfaces */
  --bg:         #111114;
  --surface-1:  #18181d;
  --surface-2:  #1f1f26;
  --surface-3:  #28282f;
  --border:     rgba(255,255,255,0.06);
  --border-mid: rgba(255,255,255,0.11);

  /* Ink — all WCAG AA compliant */
  --ink-1: #f0f0f5;
  --ink-2: #8888a0;
  --ink-3: #8484a4; /* was #52526a — lifted to pass AA on all surfaces */

  /* Brand */
  --accent:       #FFE03D;
  --accent-dim:   rgba(255,224,61,0.12);
  --accent-glow:  rgba(255,224,61,0.20);
  --accent-dark:  #1a1800;

  /* Semantic */
  --success:      #34c785;
  --success-dim:  rgba(52,199,133,0.10);
  --danger:       #ff5b5b;
  --danger-dim:   rgba(255,91,91,0.10);

  /* Radius */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-full: 100px;

  /* Type */
  --font-display: 'Righteous', 'Arial Rounded MT Bold', sans-serif;
  --font-body:    'Outfit', 'Helvetica Neue', sans-serif;

  /* iPhone home-screen safe areas */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);

  /* Desktop frame */
  --screen-max: 600px;
}

/* ── RESET ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  min-height: 100dvh;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink-1);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  user-select: none;
}

/* ── SCREENS ───────────────────────────────────────────────────────────────── */
.screen {
  position: absolute;
  inset: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: max(24px, var(--safe-top)) 20px max(24px, var(--safe-bottom));
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}
.screen.active {
  opacity: 1;
  pointer-events: all;
  animation: screenIn 280ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes screenIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (min-width: 768px) {
  .screen {
    width: min(100%, var(--screen-max));
    max-width: var(--screen-max);
    margin-inline: auto;
    border-inline: 1px solid var(--border);
  }
}

/* ── START SCREEN ──────────────────────────────────────────────────────────── */
.start-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}
.start-q {
  width: 48px;
  height: 48px;
  background: var(--accent);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  color: var(--accent-dark);
  line-height: 1;
  flex-shrink: 0;
}
.start-wordmark {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  color: var(--ink-1);
  letter-spacing: 0.01em;
}

.start-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 10vw, 52px);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.1;
  text-align: center;
  color: var(--ink-1);
  margin-bottom: 10px;
}
.start-headline em {
  font-style: normal;
  color: var(--accent);
}

.start-tagline {
  font-size: 15px;
  color: var(--ink-2);
  text-align: center;
  line-height: 1.6;
  letter-spacing: 0.01em;
  max-width: 280px;
  margin-bottom: 28px;
}

/* ── LANGUAGE TOGGLE ───────────────────────────────────────────────────────── */
.lang-toggle {
  display: flex;
  gap: 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 3px;
  margin-bottom: 24px;
  max-width: 280px;
  width: 100%;
}

.lang-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: none;
  border-radius: var(--r-full);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, transform 90ms ease;
  white-space: nowrap;
}

.lang-btn:active {
  transform: scale(0.96);
}

.lang-btn.lang-active {
  background: var(--accent);
  color: var(--accent-dark);
}

/* ── START RULES ───────────────────────────────────────────────────────────── */
.start-rules {
  width: 100%;
  max-width: 340px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  margin-bottom: 28px;
}
.rule-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 16px;
}
.rule-row + .rule-row {
  border-top: 1px solid var(--border);
}
.rule-icon {
  width: 32px;
  height: 32px;
  background: var(--surface-3);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}
.rule-text {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.45;
  font-family: var(--font-body);
}
.rule-text strong {
  color: var(--ink-1);
  font-weight: 600;
}

/* ── BUTTONS ───────────────────────────────────────────────────────────────── */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: transform 90ms ease, opacity 100ms ease;
  -webkit-touch-callout: none;
}
.btn:active { transform: scale(0.95); opacity: 0.85; }

.btn-primary {
  background: var(--accent);
  color: var(--accent-dark);
  font-size: 17px;
  padding: 17px 32px;
  border-radius: var(--r-xl);
  width: 100%;
  max-width: 340px;
  box-shadow: 0 0 0 0 var(--accent-glow);
  animation: btnPulse 2.4s ease-in-out infinite;
}
@keyframes btnPulse {
  0%, 100% { box-shadow: 0 4px 20px var(--accent-glow); }
  50%       { box-shadow: 0 4px 36px rgba(255,224,61,0.35); }
}
.btn-primary:active { animation: none; }

.btn-ghost {
  background: transparent;
  color: var(--ink-3);
  font-size: 13px;
  font-family: var(--font-body);
  font-weight: 500;
  padding: 10px 20px;
  border-radius: var(--r-md);
  letter-spacing: 0;
}

/* ── GAME SCREEN ───────────────────────────────────────────────────────────── */
#screen-game {
  justify-content: flex-start;
  padding: 0;
  overflow: hidden;
}

/* Word list */
.word-list-wrap {
  flex: 1;
  width: 100%;
  overflow-y: auto;
  padding: calc(16px + var(--safe-top)) 16px 8px;
  scroll-padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}
.word-list-wrap::-webkit-scrollbar { display: none; }

.word-grid {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

/* Word cards */
.word-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  overflow: hidden;
  min-height: 56px;
  transition: border-color 200ms ease, background 200ms ease;
  position: relative;
}
.word-card:active { transform: scale(0.985); }

.word-card.guessed {
  background: var(--success-dim);
  border-color: rgba(52, 199, 133, 0.22);
}

.word-number {
  width: 42px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 400;
  color: var(--ink-3);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  letter-spacing: 0.08em;
}

.word-text {
  flex: 1;
  padding: 0 14px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--ink-1);
  transition: color 200ms ease;
  position: relative;
}
.word-card.guessed .word-text {
  color: var(--success);
}
/* Strikethrough */
.word-text::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  top: 50%;
  height: 2px;
  background: var(--success);
  transform: scaleX(0);
  transform-origin: left;
  border-radius: 2px;
  transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
}
.word-card.guessed .word-text::after {
  transform: scaleX(1);
}

.word-check {
  width: 42px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--success);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 200ms ease;
}
.word-card.guessed .word-check { opacity: 1; }

/* ── FOOTER ────────────────────────────────────────────────────────────────── */
.game-footer {
  width: 100%;
  padding: 12px 16px;
  padding-bottom: calc(12px + var(--safe-bottom));
  background: var(--bg);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
}

/* Attempt button */
.attempt-btn {
  width: 100%;
  background: var(--accent);
  border: none;
  border-radius: var(--r-xl);
  padding: 0 20px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 150ms ease, transform 90ms ease;
  font-family: inherit;
}
.attempt-btn:active { transform: scale(0.97); }

.attempt-btn.danger {
  background: var(--danger);
}

.attempt-btn-left {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.attempt-btn-label {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: rgba(17,17,20,0.55);
}
.attempt-btn.danger .attempt-btn-label { color: rgba(255,255,255,0.55); }

.attempt-btn-value {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--accent-dark);
  line-height: 1;
}
.attempt-btn.danger .attempt-btn-value { color: #fff; }

.attempt-btn-badge {
  background: rgba(17,17,20,0.15);
  color: var(--accent-dark);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--r-full);
  white-space: nowrap;
}
.attempt-btn.danger .attempt-btn-badge {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

/* Ripple */
@keyframes rippleFx {
  from { transform: scale(0.6); opacity: 0.4; }
  to   { transform: scale(2.4); opacity: 0; }
}
.attempt-ripple {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(255,255,255,0.3);
  opacity: 0;
  pointer-events: none;
  animation: rippleFx 400ms ease-out forwards;
}

/* Progress dots */
.progress-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.prog-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--surface-3);
  transition: background 180ms ease, transform 180ms ease;
  flex-shrink: 0;
}
.prog-dot.used        { background: var(--ink-3); }
.prog-dot.used-recent { background: var(--accent); transform: scale(1.4); }
.prog-dot.danger-used { background: var(--danger); }

/* Footer action row */
.footer-actions {
  display: flex;
  gap: 8px;
}
.btn-sm-ghost {
  flex: 1;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: background 100ms ease, transform 90ms ease;
}
.btn-sm-ghost:active {
  transform: scale(0.96);
  background: var(--surface-3);
}

/* ── RESULT SCREENS ────────────────────────────────────────────────────────── */
.result-q-badge {
  width: 56px;
  height: 56px;
  background: var(--accent);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 400;
  color: var(--accent-dark);
  margin-bottom: 16px;
  animation: popIn 380ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
.result-icon {
  font-size: 58px;
  margin-bottom: 12px;
  animation: popIn 380ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
@keyframes popIn {
  from { transform: scale(0.4) rotate(-8deg); opacity: 0; }
  to   { transform: scale(1) rotate(0deg); opacity: 1; }
}

.result-headline {
  font-family: var(--font-display);
  font-size: clamp(30px, 8vw, 42px);
  font-weight: 400;
  letter-spacing: 0.01em;
  text-align: center;
  margin-bottom: 6px;
}
.result-sub {
  font-size: 15px;
  color: var(--ink-2);
  text-align: center;
  line-height: 1.6;
  max-width: 260px;
  margin-bottom: 8px;
}
.result-stats {
  display: flex;
  gap: 10px;
  margin: 10px 0 32px;
}
.stat-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 18px;
  text-align: center;
  min-width: 86px;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--ink-1);
  line-height: 1;
  margin-bottom: 3px;
}
.stat-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.btn-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 340px;
}

/* ── TABLET / DESKTOP CONTENT ─────────────────────────────────────────────── */
@media (min-width: 768px) {
  #screen-start {
    padding-inline: 16px;
  }

  .start-mark {
    margin-bottom: 36px;
  }

  .start-headline {
    font-size: 46px;
    line-height: 1.08;
    margin-bottom: 14px;
  }

  .start-tagline {
    max-width: 420px;
    margin-bottom: 32px;
  }

  .lang-toggle {
    max-width: 100%;
    margin-bottom: 28px;
  }

  .lang-btn {
    padding-block: 12px;
    font-size: 14px;
  }

  .start-rules {
    max-width: 100%;
    margin-bottom: 32px;
  }

  .rule-row {
    gap: 16px;
    padding: 15px 20px;
  }

  .rule-icon {
    width: 36px;
    height: 36px;
  }

  .rule-text {
    font-size: 14px;
  }

  #screen-start .btn-primary {
    max-width: 100%;
  }
}