/* ============ Timer Page — ESP32 Digital Clock Showcase ============ */
.timer-page {
  --timer-primary: #2563eb;
  --timer-primary-dark: #1d4ed8;
  --timer-secondary: #10b981;
  --timer-accent: #f59e0b;
  --timer-bg: #0f172a;
  --timer-card: #1e293b;
  --timer-card-hover: #334155;
  --timer-text: #f1f5f9;
  --timer-muted: #94a3b8;
  --timer-border: #334155;
  --timer-lcd-bg: #1a2332;
  --timer-lcd-text: #00ff88;
  --timer-lcd-dim: #003322;
  background: var(--timer-bg);
  color: var(--timer-text);
  padding-top: 0;
}

/* Hero */
.timer-page .timer-hero {
  position: relative;
  padding: 100px 20px 60px;
  text-align: center;
  background: linear-gradient(135deg, var(--timer-bg) 0%, var(--timer-primary-dark) 100%);
  overflow: hidden;
}
.timer-page .timer-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(37,99,235,0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(16,185,129,0.3) 0%, transparent 50%);
  pointer-events: none;
}
.timer-page .hero-content { position: relative; z-index: 1; }
.timer-page .hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  background: linear-gradient(90deg, #fff, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.timer-page .hero-sub {
  color: rgba(255,255,255,0.45);
  font-size: 0.95rem;
  margin-top: 12px;
}

/* Circuit decoration */
.timer-hero-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.timer-page .circuit-line {
  position: absolute;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--timer-primary), transparent);
  opacity: 0.3;
}
.timer-page .circuit-line:nth-child(1) { top: 20%; left: -100%; width: 200%; animation: tcircuit 8s linear infinite; }
.timer-page .circuit-line:nth-child(2) { top: 50%; left: -100%; width: 200%; animation: tcircuit 12s linear infinite 2s; }
.timer-page .circuit-line:nth-child(3) { top: 80%; left: -100%; width: 200%; animation: tcircuit 10s linear infinite 4s; }
@keyframes tcircuit { 0%{transform:translateX(-50%)} 100%{transform:translateX(50%)} }

/* Container */
.timer-page .timer-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}
.timer-page .section-title {
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: 32px;
  color: var(--timer-text);
}
.timer-page .section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--timer-primary), var(--timer-secondary));
  margin: 10px auto 0;
  border-radius: 2px;
}

/* ===== Clock Showcase ===== */
.timer-page .clock-showcase { margin-bottom: 48px; }
.timer-page .clock-display {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.timer-page .lcd-frame {
  background: linear-gradient(145deg, #2d3748, #1a202c);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.08);
}
.timer-page .lcd-screen {
  background: var(--timer-lcd-bg);
  border-radius: 10px;
  padding: 16px;
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  border: 3px solid #0d1117;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.5);
}
.timer-page .lcd-line {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 6px;
  border-bottom: 1px solid var(--timer-lcd-dim);
  color: var(--timer-lcd-text);
  text-shadow: 0 0 10px rgba(0,255,136,0.4);
}
.timer-page .lcd-line:last-child { border-bottom: none; }
.timer-page .lcd-label { font-size: 0.8rem; color: var(--timer-lcd-dim); min-width: 50px; }
.timer-page .lcd-value { font-size: 1.4rem; font-weight: bold; letter-spacing: 2px; }
.timer-page .lcd-line-1 .lcd-value { font-size: 1.8rem; }
.timer-page .lcd-line-4 { justify-content: space-between; }
.timer-page .lcd-line-4 .lcd-value { font-size: 1.1rem; color: var(--timer-accent); text-shadow: 0 0 10px rgba(245,158,11,0.4); }

/* Timezone Panel */
.timer-page .timezone-panel {
  background: var(--timer-card);
  border-radius: 14px;
  padding: 20px;
  border: 1px solid var(--timer-border);
}
.timer-page .timezone-panel h3 { text-align: center; margin-bottom: 16px; color: var(--timer-primary); font-size: 1rem; }
.timer-page .timezone-grid { display: grid; gap: 10px; }
.timer-page .timezone-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  background: var(--timer-bg);
  border-radius: 8px;
  border: 1px solid var(--timer-border);
  cursor: pointer;
  transition: all 0.3s ease;
}
.timer-page .timezone-item:hover { background: var(--timer-card-hover); transform: translateX(3px); }
.timer-page .timezone-item.active { border-color: var(--timer-primary); background: rgba(37,99,235,0.08); }
.timer-page .tz-name { font-size: 0.85rem; color: var(--timer-muted); }
.timer-page .tz-time { font-family: 'JetBrains Mono', monospace; font-size: 1rem; color: var(--timer-secondary); font-weight: bold; }

/* ===== Features ===== */
.timer-page .features { margin-bottom: 48px; }
.timer-page .features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.timer-page .feature-card {
  background: var(--timer-card);
  border-radius: 14px;
  padding: 24px 18px;
  border: 1px solid var(--timer-border);
  text-align: center;
  transition: all 0.3s ease;
}
.timer-page .feature-card:hover {
  background: var(--timer-card-hover);
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(0,0,0,0.25);
}
.timer-page .feature-icon { font-size: 2.2rem; margin-bottom: 12px; }
.timer-page .feature-card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--timer-primary); }
.timer-page .feature-card p { color: var(--timer-muted); font-size: 0.8rem; line-height: 1.5; }

/* ===== Architecture ===== */
.timer-page .architecture { margin-bottom: 48px; }
.timer-page .arch-container {
  background: var(--timer-card);
  border-radius: 14px;
  padding: 32px;
  border: 1px solid var(--timer-border);
}
.timer-page .arch-core {
  text-align: center;
  padding: 24px;
  background: linear-gradient(135deg, var(--timer-primary), var(--timer-primary-dark));
  border-radius: 14px;
  margin-bottom: 24px;
}
.timer-page .arch-core h3 { font-size: 1.3rem; margin-bottom: 6px; }
.timer-page .arch-core p { color: rgba(255,255,255,0.75); font-size: 0.85rem; }
.timer-page .arch-desc { font-size: 0.78rem; color: rgba(255,255,255,0.55); margin-top: 6px; }
.timer-page .arch-connections {
  display: flex;
  justify-content: center;
  gap: 64px;
  margin-bottom: 24px;
  padding: 12px 0;
}
.timer-page .arch-line {
  width: 2px;
  height: 32px;
  background: linear-gradient(180deg, var(--timer-primary), var(--timer-secondary));
  opacity: 0.6;
}
.timer-page .arch-modules {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 12px;
}
.timer-page .arch-module {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  background: var(--timer-bg);
  border-radius: 10px;
  border: 1px solid var(--timer-border);
  min-width: 120px;
  transition: all 0.3s ease;
}
.timer-page .arch-module:hover { border-color: var(--timer-secondary); transform: translateY(-3px); }
.timer-page .module-icon { font-size: 1.6rem; margin-bottom: 6px; }
.timer-page .module-name { font-weight: bold; color: var(--timer-secondary); margin-bottom: 3px; font-size: 0.85rem; }
.timer-page .module-desc { font-size: 0.75rem; color: var(--timer-muted); }

/* ===== Software ===== */
.timer-page .software { margin-bottom: 48px; }
.timer-page .state-machine, .timer-page .algorithm {
  background: var(--timer-card);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 16px;
  border: 1px solid var(--timer-border);
}
.timer-page .state-machine h3, .timer-page .algorithm h3 {
  text-align: center;
  margin-bottom: 18px;
  color: var(--timer-primary);
  font-size: 1rem;
}
.timer-page .state-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
}
.timer-page .state-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px;
  background: var(--timer-bg);
  border-radius: 8px;
  border: 1px solid var(--timer-border);
  min-width: 80px;
  transition: all 0.3s ease;
}
.timer-page .state-item:hover { border-color: var(--timer-primary); transform: scale(1.05); }
.timer-page .state-num { font-size: 1.3rem; font-weight: bold; color: var(--timer-accent); margin-bottom: 3px; }
.timer-page .state-desc { font-size: 0.72rem; color: var(--timer-muted); }
.timer-page .state-arrow { color: var(--timer-secondary); font-size: 1rem; }
.timer-page .algo-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.timer-page .algo-step {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px;
  background: var(--timer-bg);
  border-radius: 8px;
  border: 1px solid var(--timer-border);
}
.timer-page .step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--timer-primary);
  border-radius: 50%;
  font-weight: bold;
  flex-shrink: 0;
  font-size: 0.85rem;
}
.timer-page .algo-step p { font-size: 0.8rem; color: var(--timer-muted); }

/* ===== Cost ===== */
.timer-page .cost-analysis { margin-bottom: 48px; }
.timer-page .cost-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.timer-page .cost-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--timer-card);
  border-radius: 8px;
  border: 1px solid var(--timer-border);
}
.timer-page .cost-name { color: var(--timer-muted); font-size: 0.85rem; }
.timer-page .cost-price { font-weight: bold; color: var(--timer-secondary); }
.timer-page .cost-total {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  background: linear-gradient(135deg, var(--timer-primary), var(--timer-primary-dark));
  border-radius: 10px;
  font-size: 1.1rem;
}
.timer-page .cost-total .cost-name { color: white; }
.timer-page .cost-total .cost-price { color: var(--timer-accent); font-size: 1.3rem; }

/* ===== Test Results ===== */
.timer-page .test-results { margin-bottom: 48px; }
.timer-page .test-table-wrapper { overflow-x: auto; }
.timer-page .test-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--timer-card);
  border-radius: 10px;
  overflow: hidden;
}
.timer-page .test-table th, .timer-page .test-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--timer-border);
  font-size: 0.85rem;
}
.timer-page .test-table th { background: var(--timer-primary-dark); color: white; font-weight: 600; }
.timer-page .test-table td { color: var(--timer-muted); }
.timer-page .test-table tr:hover td { background: var(--timer-card-hover); }
.timer-page .test-pass { color: var(--timer-secondary) !important; font-weight: 500; }

/* ===== Summary ===== */
.timer-page .summary { margin-bottom: 48px; }
.timer-page .summary-content { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.timer-page .summary-item {
  background: var(--timer-card);
  border-radius: 14px;
  padding: 24px;
  border: 1px solid var(--timer-border);
}
.timer-page .summary-item h3 { font-size: 1rem; margin-bottom: 12px; color: var(--timer-primary); }
.timer-page .summary-item ul { list-style: none; padding: 0; }
.timer-page .summary-item li {
  padding: 5px 0;
  color: var(--timer-muted);
  font-size: 0.8rem;
  position: relative;
  padding-left: 14px;
}
.timer-page .summary-item li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--timer-secondary);
  font-weight: bold;
}
.timer-page .progress-bar {
  background: var(--timer-bg);
  border-radius: 16px;
  height: 28px;
  overflow: hidden;
  border: 1px solid var(--timer-border);
}
.timer-page .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--timer-primary), var(--timer-secondary));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 0.85rem;
  text-shadow: 0 1px 4px rgba(0,0,0,0.3);
  transition: width 1.5s ease;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .timer-page .clock-display { grid-template-columns: 1fr; }
  .timer-page .features-grid { grid-template-columns: repeat(2, 1fr); }
  .timer-page .summary-content { grid-template-columns: 1fr; }
  .timer-page .algo-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .timer-page .hero-title { font-size: 1.6rem; }
  .timer-page .features-grid { grid-template-columns: 1fr; }
  .timer-page .cost-grid { grid-template-columns: 1fr; }
  .timer-page .arch-connections { gap: 20px; }
  .timer-page .algo-steps { grid-template-columns: 1fr; }
}

/* ============ Smart Features: Snoring + Voice ============ */
.timer-page .smart-features { margin-bottom: 48px; }
.timer-page .smart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.timer-page .smart-panel {
  background: var(--timer-card);
  border-radius: 14px;
  padding: 24px;
  border: 1px solid var(--timer-border);
}
.timer-page .panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.timer-page .panel-header h3 {
  font-size: 1.1rem;
  color: var(--timer-text);
  margin: 0;
}
.timer-page .panel-btn {
  padding: 6px 14px;
  background: var(--timer-primary);
  border: none;
  border-radius: 8px;
  color: white;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}
.timer-page .panel-btn:hover {
  background: var(--timer-primary-dark);
  transform: scale(1.05);
}

/* Snore indicator */
.timer-page .snore-status {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}
.timer-page .snore-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.timer-page .indicator-ring {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 3px solid var(--timer-border);
  transition: all 0.3s ease;
}
.timer-page .snore-indicator.monitoring .indicator-ring {
  border-color: var(--timer-secondary);
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.3);
  animation: pulse-green 2s ease-in-out infinite;
}
.timer-page .snore-indicator.snoring .indicator-ring {
  border-color: #ef4444;
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.5);
  animation: pulse-red 1s ease-in-out infinite;
}
@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 16px rgba(16,185,129,0.3); }
  50% { box-shadow: 0 0 28px rgba(16,185,129,0.5); }
}
@keyframes pulse-red {
  0%, 100% { box-shadow: 0 0 20px rgba(239,68,68,0.5); }
  50% { box-shadow: 0 0 36px rgba(239,68,68,0.8); }
}
.timer-page .indicator-text {
  font-size: 0.8rem;
  color: var(--timer-muted);
}

/* Snore stats */
.timer-page .snore-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}
.timer-page .snore-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px;
  background: var(--timer-bg);
  border-radius: 8px;
  border: 1px solid var(--timer-border);
}
.timer-page .stat-label {
  font-size: 0.7rem;
  color: var(--timer-muted);
  margin-bottom: 4px;
}
.timer-page .stat-value {
  font-size: 0.9rem;
  font-weight: bold;
  color: var(--timer-text);
  font-family: 'JetBrains Mono', monospace;
}

/* Snore bar */
.timer-page .snore-bar-wrap {
  height: 6px;
  background: var(--timer-bg);
  border-radius: 3px;
  margin-bottom: 12px;
  overflow: hidden;
}
.timer-page .snore-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--timer-secondary), #ef4444);
  border-radius: 3px;
  transition: width 0.5s ease;
}

/* Log area */
.timer-page .snore-log, .timer-page .voice-log {
  max-height: 120px;
  overflow-y: auto;
  background: var(--timer-bg);
  border-radius: 8px;
  padding: 8px;
  border: 1px solid var(--timer-border);
}
.timer-page .snore-log::-webkit-scrollbar,
.timer-page .voice-log::-webkit-scrollbar { width: 3px; }
.timer-page .snore-log::-webkit-scrollbar-thumb,
.timer-page .voice-log::-webkit-scrollbar-thumb { background: var(--timer-border); border-radius: 2px; }
.timer-page .log-line {
  font-size: 0.72rem;
  padding: 3px 0;
  color: var(--timer-muted);
  border-bottom: 1px solid rgba(51,65,85,0.3);
}
.timer-page .log-time { color: var(--timer-lcd-dim); margin-right: 4px; }
.timer-page .log-tag { color: var(--timer-secondary); font-weight: 500; }
.timer-page .log-detail { color: var(--timer-muted); font-size: 0.68rem; }
.timer-page .log-success .log-tag { color: #ef4444; }
.timer-page .log-info .log-tag { color: var(--timer-primary); }
.timer-page .log-user .log-tag { color: var(--timer-accent); }

/* Voice control */
.timer-page .voice-input-area {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}
.timer-page .voice-input {
  flex: 1;
  padding: 8px 12px;
  background: var(--timer-bg);
  border: 1px solid var(--timer-border);
  border-radius: 8px;
  color: var(--timer-text);
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s;
}
.timer-page .voice-input:focus { border-color: var(--timer-primary); }
.timer-page .voice-input:disabled { opacity: 0.4; }
.timer-page .voice-send { flex-shrink: 0; }

.timer-page .voice-commands { margin-bottom: 12px; }
.timer-page .voice-commands h4 {
  font-size: 0.8rem;
  color: var(--timer-muted);
  margin-bottom: 8px;
  text-align: center;
}
.timer-page .cmd-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.timer-page .cmd-item {
  padding: 6px 8px;
  background: var(--timer-bg);
  border: 1px solid var(--timer-border);
  border-radius: 6px;
  font-size: 0.72rem;
  text-align: center;
  color: var(--timer-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}
.timer-page .cmd-item:hover {
  border-color: var(--timer-primary);
  color: var(--timer-text);
  background: rgba(37,99,235,0.08);
}

@media (max-width: 900px) {
  .timer-page .smart-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .timer-page .cmd-grid { grid-template-columns: repeat(2, 1fr); }
}