/* =====================================================
   Fire-Click – style.css
   TypingWay | https://www.typingway.com/games/fire-click
   Light modern theme · Dark-red accent · Mobile-first
   ===================================================== */

/* ── Reset & Custom Properties ───────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Palette */
  --clr-bg:           #f5f5f7;
  --clr-surface:      #ffffff;
  --clr-surface-2:    #fafafa;
  --clr-border:       #e2e2e7;
  --clr-primary:      #8b0000;
  --clr-primary-lt:   #b30000;
  --clr-primary-dk:   #600000;
  --clr-primary-glow: rgba(139,0,0,0.18);
  --clr-text:         #111827;
  --clr-text-2:       #374151;
  --clr-text-muted:   #6b7280;

  /* Fire zone colors */
  --fire-idle:        #fff5f5;
  --fire-warm:        rgba(255, 80, 0, 0.06);
  --fire-hot:         rgba(200, 0, 0, 0.10);

  /* Typography */
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
          'Helvetica Neue', Arial, sans-serif;

  /* Sizes */
  --zone-size:   320px;
  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   20px;
  --radius-full: 50%;

  /* Easing */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ── Site Header ──────────────────────────────────── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
  height: 60px;
  background: var(--clr-surface);
  border-bottom: 2px solid var(--clr-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(139,0,0,0.08);
}

.site-logo { text-decoration: none; }

.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--clr-text);
}

.logo-accent { color: var(--clr-primary); }

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--clr-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.site-nav a:hover,
.site-nav a[aria-current] { color: var(--clr-primary); }

/* ── Breadcrumb ───────────────────────────────────── */
.breadcrumb {
  max-width: 800px;
  margin: 0.75rem auto 0;
  padding: 0 1rem;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  font-size: 0.8rem;
  color: var(--clr-text-muted);
}

.breadcrumb a {
  color: var(--clr-primary);
  text-decoration: none;
}

.breadcrumb a:hover { text-decoration: underline; }

/* ── Game Section ─────────────────────────────────── */
.game-section { padding: 0.5rem 1rem 2.5rem; }

/* ── Game Container (card shell) ─────────────────── */
.game-container {
  position: relative;
  width: 420px;
  max-width: 100%;
  min-height: 540px;
  margin: 1rem auto 0;
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  box-shadow:
    0 8px 32px rgba(139,0,0,0.12),
    0 2px 8px rgba(0,0,0,0.06);
  overflow: hidden;
  /* decorative top bar */
  border-top: 4px solid var(--clr-primary);
}

/* ── Shared Screen styles ─────────────────────────── */
.screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 2rem 1.5rem 2.5rem;
  min-height: 540px;
  width: 100%;
}

.screen.hidden { display: none; }

/* ── Idle Screen ──────────────────────────────────── */
.game-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(139,0,0,0.2);
}

.screen-title {
  font-size: clamp(1.8rem, 5vw, 2.3rem);
  font-weight: 900;
  color: var(--clr-primary);
  letter-spacing: -0.5px;
  line-height: 1.1;
  text-align: center;
}

.screen-sub {
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  text-align: center;
  max-width: 280px;
}

/* Mode selector */
.mode-selector {
  display: flex;
  gap: 0.6rem;
  margin: 0.25rem 0;
}

.mode-btn {
  padding: 0.55rem 1.4rem;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font);
  border: 2px solid var(--clr-border);
  border-radius: 50px;
  background: var(--clr-surface);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: all 0.18s var(--ease-out);
}

.mode-btn:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  background: rgba(139,0,0,0.04);
}

.mode-btn.active {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
  box-shadow: 0 3px 12px rgba(139,0,0,0.3);
}

/* Personal bests row */
.best-row {
  display: flex;
  gap: 0;
  background: var(--clr-surface-2);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  width: 100%;
  max-width: 320px;
}

.best-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.6rem 0.5rem;
  gap: 2px;
}

.best-item--mid {
  border-left: 1px solid var(--clr-border);
  border-right: 1px solid var(--clr-border);
}

.best-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--clr-text-muted);
}

.best-val {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
}

/* Hint text */
.screen-hint {
  font-size: 0.76rem;
  color: var(--clr-text-muted);
  letter-spacing: 0.05em;
  text-align: center;
  margin-top: -0.25rem;
}

/* ── Buttons ──────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2.4rem;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  letter-spacing: 0.03em;
  transition: background 0.2s, transform 0.15s var(--ease-out), box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(139,0,0,0.3);
  min-width: 150px;
}

.btn-primary:hover {
  background: var(--clr-primary-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139,0,0,0.38);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(139,0,0,0.25);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.8rem;
  background: transparent;
  color: var(--clr-primary);
  border: 2px solid var(--clr-primary);
  border-radius: 50px;
  font-size: 0.92rem;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  letter-spacing: 0.03em;
  transition: all 0.18s var(--ease-out);
}

.btn-secondary:hover {
  background: rgba(139,0,0,0.06);
  transform: translateY(-1px);
}

.btn-primary:focus-visible,
.btn-secondary:focus-visible {
  outline: 3px solid var(--clr-primary);
  outline-offset: 4px;
}

/* ── Countdown Screen ─────────────────────────────── */
#screenCountdown {
  background: var(--clr-surface);
}

.countdown-num {
  font-size: clamp(5rem, 20vw, 8rem);
  font-weight: 900;
  color: var(--clr-primary);
  line-height: 1;
  letter-spacing: -4px;
  transition: transform 0.15s var(--ease-out);
}

@keyframes countPop {
  0%   { transform: scale(1.4); opacity: 0.6; }
  100% { transform: scale(1);   opacity: 1;   }
}

.count-pop { animation: countPop 0.35s var(--ease-out); }

.countdown-label {
  font-size: 1rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Game Screen ──────────────────────────────────── */
#screenGame {
  gap: 0.75rem;
  padding: 1.25rem 1.25rem 1.5rem;
  justify-content: flex-start;
}

/* Stats bar */
.stats-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: var(--clr-surface-2);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 0.65rem 1rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  min-width: 64px;
}

.stat-item--timer { min-width: 80px; }

.stat-label {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-text-muted);
}

.stat-val {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--clr-text);
  line-height: 1;
}

.timer-val {
  color: var(--clr-primary);
  font-size: 1.6rem;
  font-variant-numeric: tabular-nums;
  transition: color 0.3s;
}

.timer-val.urgent { color: #cc0000; }

/* Streak bar */
.streak-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  background: var(--clr-surface-2);
  border: 1.5px solid var(--clr-border);
  border-radius: 50px;
  padding: 0.3rem 1rem;
  transition: all 0.25s var(--ease-out);
  width: 100%;
  justify-content: center;
}

.streak-bar.active {
  background: rgba(139,0,0,0.06);
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}

.streak-bar.hot {
  background: rgba(200,0,0,0.09);
  border-color: var(--clr-primary-lt);
  color: var(--clr-primary-lt);
}

@keyframes streakPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.streak-pulse { animation: streakPulse 0.2s var(--ease-out); }

.streak-icon {
  font-size: 1rem;
  line-height: 1;
  transition: transform 0.2s;
}

/* ── Fire Zone ────────────────────────────────────── */
.fire-zone {
  position: relative;
  width: var(--zone-size);
  max-width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  background: var(--fire-idle);
  border: 2.5px solid var(--clr-border);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s, background 0.3s;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  /* Subtle inner shadow gives depth */
  box-shadow:
    inset 0 2px 12px rgba(0,0,0,0.04),
    0 4px 20px rgba(139,0,0,0.08);
}

.fire-zone:hover,
.fire-zone:focus-visible {
  border-color: var(--clr-primary);
  outline: none;
}

/* fire canvas fills the zone */
#fireCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* Zone content overlay */
.zone-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  pointer-events: none;
  z-index: 2;
}

.zone-click-label {
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  color: rgba(139,0,0,0.35);
  text-transform: uppercase;
  transition: color 0.2s, transform 0.15s;
}

.fire-zone.clicking .zone-click-label {
  color: var(--clr-primary);
  transform: scale(1.06);
}

.zone-cps-big {
  font-size: clamp(2.5rem, 8vw, 3.8rem);
  font-weight: 900;
  color: var(--clr-primary);
  line-height: 1;
  letter-spacing: -2px;
  font-variant-numeric: tabular-nums;
  transition: transform 0.1s var(--ease-out);
}

.zone-cps-big span {
  font-size: 0.4em;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--clr-primary-dk);
  vertical-align: middle;
}

/* CPS number pop on click */
@keyframes cpsPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.12); }
  100% { transform: scale(1); }
}

.cps-pop { animation: cpsPop 0.15s var(--ease-out); }

/* Zone hint */
.zone-hint {
  font-size: 0.72rem;
  color: var(--clr-text-muted);
  text-align: center;
  letter-spacing: 0.04em;
}

/* ── Ripple effect ────────────────────────────────── */
.ripple-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

@keyframes rippleAnim {
  0%   { transform: scale(0);   opacity: 0.6; }
  100% { transform: scale(3.5); opacity: 0;   }
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(139,0,0,0.22);
  width: 60px;
  height: 60px;
  margin-left: -30px;
  margin-top: -30px;
  animation: rippleAnim 0.55s var(--ease-out) forwards;
  pointer-events: none;
}

/* ── Result Screen ────────────────────────────────── */
.result-title {
  font-size: clamp(1.6rem, 5vw, 2rem);
}

.result-card {
  width: 100%;
  max-width: 340px;
  background: var(--clr-surface-2);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.2rem 1.1rem;
  text-align: center;
}

.result-big {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.result-cps {
  font-size: clamp(3rem, 12vw, 4.5rem);
  font-weight: 900;
  color: var(--clr-primary);
  line-height: 1;
  letter-spacing: -2px;
  font-variant-numeric: tabular-nums;
}

.result-cps-label {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-primary-dk);
  letter-spacing: 0.1em;
}

.result-sub-row {
  display: flex;
  justify-content: space-around;
  border-top: 1px solid var(--clr-border);
  padding-top: 0.9rem;
  gap: 0.5rem;
}

.result-sub-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.result-sub-label {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--clr-text-muted);
}

.result-sub-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--clr-text);
  line-height: 1;
}

.result-sub-val.accent { color: var(--clr-primary); }

/* Personal best badge */
.pb-badge {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--clr-primary);
  background: rgba(139,0,0,0.07);
  border: 1.5px solid rgba(139,0,0,0.2);
  border-radius: 50px;
  padding: 0.4rem 1.3rem;
}

.pb-badge.hidden { display: none; }

/* Motivational message */
.motivation-msg {
  font-size: 0.88rem;
  color: var(--clr-text-2);
  text-align: center;
  max-width: 300px;
  font-style: italic;
  min-height: 1.4em;
}

.peak-streak {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  text-align: center;
}

/* Result actions */
.result-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.25rem;
}

/* ── SEO Content ──────────────────────────────────── */
.seo-content {
  max-width: 800px;
  margin: 3rem auto 0;
  padding: 0 1.25rem 4rem;
}

.seo-content h1 {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 900;
  color: var(--clr-primary);
  margin-bottom: 1.5rem;
  line-height: 1.2;
  letter-spacing: -0.4px;
}

.seo-content h2 {
  font-size: clamp(1.1rem, 3vw, 1.35rem);
  font-weight: 800;
  color: var(--clr-primary-dk);
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid rgba(139,0,0,0.12);
  letter-spacing: -0.2px;
}

.seo-content p {
  color: #374151;
  font-size: 0.97rem;
  line-height: 1.8;
  margin-bottom: 0.85rem;
}

.seo-content ul {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.seo-content li {
  padding-left: 1.4rem;
  position: relative;
  color: #374151;
  font-size: 0.96rem;
  line-height: 1.7;
}

.seo-content li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--clr-primary);
  font-size: 0.8em;
  top: 0.2em;
}

.seo-content strong {
  color: var(--clr-text);
  font-weight: 700;
}

/* ── Site Footer ──────────────────────────────────── */
.site-footer {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  text-align: center;
  padding: 1.5rem 1rem;
  font-size: 0.82rem;
  color: var(--clr-text-muted);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
}

.site-footer a {
  color: var(--clr-primary);
  text-decoration: none;
}

.site-footer a:hover { text-decoration: underline; }

.site-footer nav {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 440px) {
  .game-container {
    border-radius: 0;
    box-shadow: none;
    border-top: 4px solid var(--clr-primary);
  }

  :root { --zone-size: 290px; }

  .stats-bar { padding: 0.5rem 0.75rem; }
  .stat-val  { font-size: 1.2rem; }
  .timer-val { font-size: 1.35rem; }

  .result-actions { flex-direction: column; align-items: center; }
  .btn-secondary  { min-width: 150px; }
}

@media (min-width: 600px) {
  :root { --zone-size: 360px; }
}

/* ── Scrollbar ────────────────────────────────────── */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb {
  background: rgba(139,0,0,0.25);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--clr-primary); }