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

:root {
  --bg: #080a0e;
  --surface: #0f1218;
  --surface2: #161b24;
  --accent: #c8ff00;
  --accent2: #00d4ff;
  --text: #f0f4ff;
  --muted: #5a6478;
  --border: #1e2535;
  --danger: #ff4d6d;
  --gold: #ffd166;
  --ultrahard: #bf5af2;
  --ultrahard-bg: rgba(191,90,242,0.12);
  --font-mono: 'Space Mono', monospace;
  --font-display: 'Syne', sans-serif;
  --r: 12px;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 0 0 env(safe-area-inset-bottom);
}

.app {
  width: 100%;
  max-width: 420px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 20px 12px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.mode-toggle {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  overflow: hidden;
}

.mode-btn {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.mode-btn.active {
  background: var(--accent);
  color: #000;
  border-radius: 100px;
}

.mode-btn.active.ultrahard {
  background: var(--ultrahard);
  color: #fff;
}

/* Main area */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 20px 20px;
  gap: 0;
}

/* Timer display area */
.ring-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 36px 0 20px;
}

.ring-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.timer-display {
  font-family: var(--font-mono);
  font-size: 54px;
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--text);
  transition: color 0.2s, filter 0.2s;
  min-width: 5ch;
  text-align: center;
}

.timer-display.hidden-mode {
  color: transparent;
  text-shadow: 0 0 40px var(--muted), 0 0 60px var(--muted);
  user-select: none;
}

.timer-display.blurred-mode {
  color: var(--text);
  filter: blur(12px) brightness(0.6);
  user-select: none;
  pointer-events: none;
}

.timer-display.running {
  color: var(--accent);
}

.timer-display.running.ultrahard-running {
  color: var(--ultrahard);
  filter: blur(12px) brightness(0.7);
}

.timer-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
}

/* Mode indicator pill */
.mode-indicator {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--surface2);
  color: var(--muted);
  border: 1px solid var(--border);
  margin-bottom: 8px;
}

.mode-indicator.hard {
  color: var(--danger);
  border-color: var(--danger);
}

/* Target hint */
.target-hint {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  margin-bottom: 24px;
  min-height: 16px;
  transition: opacity 0.3s;
}

/* Action button */
.action-btn {
  width: 100%;
  height: 72px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--r);
  cursor: pointer;
  transition: transform 0.1s, background 0.2s;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.action-btn:active { transform: scale(0.97); }

.action-btn.start {
  background: var(--accent);
  color: #000;
}

.action-btn.start.ultrahard-start {
  background: var(--ultrahard);
  color: #fff;
}

.action-btn.stop {
  background: var(--danger);
  color: #fff;
}

.action-btn.restart {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  height: 52px;
  margin-top: 10px;
}

/* Result panel */
.result-panel {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 12px;
  animation: slideUp 0.35s cubic-bezier(0.22,1,0.36,1) both;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.rank-banner {
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.rank-icon {
  width: 52px; height: 52px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  flex-shrink: 0;
}

.rank-text { flex: 1; }
.rank-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  line-height: 1;
}
.rank-desc {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
  font-family: var(--font-mono);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-top: 1px solid var(--border);
}

.stat-cell {
  padding: 14px 12px;
  text-align: center;
  border-right: 1px solid var(--border);
}
.stat-cell:last-child { border-right: none; }

.stat-val {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  display: block;
}

.stat-lbl {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 2px;
  display: block;
  font-family: var(--font-mono);
}

/* Ultra hard target display */
.ultrahard-target {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ultrahard);
  background: var(--ultrahard-bg);
  border: 1px solid rgba(191,90,242,0.3);
  border-radius: 8px;
  padding: 6px 14px;
  letter-spacing: 0.08em;
  text-align: center;
  margin-bottom: 4px;
}

/* Share button */
.share-btn {
  width: 100%;
  height: 52px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: border-color 0.2s, transform 0.1s;
  text-transform: uppercase;
}
.share-btn:active { transform: scale(0.97); }
.share-btn:hover { border-color: var(--accent2); color: var(--accent2); }
.share-btn svg { width: 16px; height: 16px; }

/* Toast */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
  z-index: 999;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}

/* Pulse animation for running */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.pulse { animation: pulse 1s ease-in-out infinite; }

/* Ultra hard glitch effect on running */
@keyframes glitch {
  0%   { filter: blur(12px) brightness(0.7); }
  10%  { filter: blur(14px) brightness(0.5) hue-rotate(20deg); }
  20%  { filter: blur(11px) brightness(0.8); }
  50%  { filter: blur(13px) brightness(0.6); }
  80%  { filter: blur(10px) brightness(0.75); }
  100% { filter: blur(12px) brightness(0.7); }
}

.ultrahard-running {
  animation: glitch 2.5s ease-in-out infinite !important;
}

#canvas-share { display: none; }