/* Screen Reader Only Content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* CSS Variables for theming */
:root {
  /* Anima-inspired light theme */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-card: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --accent-primary: #3b82f6;
  --accent-secondary: #8b5cf6;
  --accent-success: #10b981;
  --accent-warning: #f59e0b;
  --accent-danger: #ef4444;
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  --gradient-secondary: linear-gradient(135deg, #ef4444 0%, #f59e0b 100%);
  --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
}

[data-theme="dark"] {
  /* Anima-inspired dark theme with proper contrast */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #e2e8f0;
  --text-muted: #cbd5e1;
  --text-light: #94a3b8;
  --border-color: #475569;
  --border-light: #64748b;
  --accent-primary: #60a5fa;
  --accent-secondary: #a78bfa;
  --accent-success: #34d399;
  --accent-warning: #fbbf24;
  --accent-danger: #f87171;
  --gradient-primary: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
  --gradient-secondary: linear-gradient(135deg, #f87171 0%, #fbbf24 100%);
  --gradient-accent: linear-gradient(135deg, #60a5fa 0%, #22d3ee 100%);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Ensure theme is applied immediately */
html {
  background-color: var(--bg-secondary);
  transition: background-color 0.3s ease;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: all 0.3s ease;
  font-size: 16px;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* Ensure dark theme background is applied */
[data-theme="dark"] body {
  background-color: var(--bg-secondary);
}

/* Comprehensive dark theme text fixes */
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: var(--text-primary) !important;
}

[data-theme="dark"] p,
[data-theme="dark"] span,
[data-theme="dark"] div,
[data-theme="dark"] label {
  color: var(--text-primary);
}

[data-theme="dark"] .text-secondary {
  color: var(--text-secondary) !important;
}

[data-theme="dark"] .text-muted {
  color: var(--text-muted) !important;
}

/* Force dark theme application */
[data-theme="dark"] * {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Ensure all backgrounds are properly themed */
[data-theme="dark"] html {
  background-color: var(--bg-secondary);
}

[data-theme="dark"] body {
  background-color: var(--bg-secondary) !important;
}

/* Fix any remaining light theme elements */
[data-theme="dark"] .tool-card,
[data-theme="dark"] .timezone-card,
[data-theme="dark"] .holidays-list,
[data-theme="dark"] .lap-times {
  background-color: var(--bg-card) !important;
  border-color: var(--border-color) !important;
}

/* Header and Navigation */
header {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo {
  width: 32px;
  height: 32px;
}

.nav-brand h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all 0.2s ease;
  position: relative;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
}

.nav-link:hover {
  color: var(--accent-primary);
  background-color: var(--bg-tertiary);
}

.nav-link.active {
  color: var(--accent-primary);
  background-color: var(--bg-tertiary);
  font-weight: 600;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width 0.2s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.theme-toggle {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: var(--bg-card);
  border-color: var(--accent-primary);
  transform: scale(1.05);
}

.theme-icon {
  font-size: 1.2rem;
  transition: transform 0.2s ease;
}

.theme-toggle:hover .theme-icon {
  transform: rotate(20deg);
}

/* Main content */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 3rem 2rem;
  background-color: transparent;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-tertiary) 100%);
  border-radius: var(--radius-2xl);
  margin: 2rem 0 4rem 0;
  box-shadow: var(--shadow-lg);
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding: 0 1rem;
}

.hero-feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.hero-feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-primary);
}

.feature-icon {
  font-size: 2rem;
}

.feature-text {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-button {
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.cta-button.primary {
  background: var(--accent-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.cta-button.primary:hover {
  background: var(--accent-primary);
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.cta-button.secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.cta-button.secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Dark theme hero fixes */
[data-theme="dark"] .hero-section {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-tertiary) 100%);
}

[data-theme="dark"] .hero-title {
  color: var(--text-primary) !important;
  -webkit-text-fill-color: var(--accent-primary) !important;
}

/* Ensure main content adapts to dark theme */
[data-theme="dark"] main {
  background-color: transparent;
}

.tool-section {
  margin-bottom: 5rem;
}

/* Section Header */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.tool-section h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  margin: 0;
}

/* Ensure section titles are visible in dark theme */
[data-theme="dark"] .tool-section h2 {
  color: var(--text-primary);
}

/* Fullscreen Button */
.fullscreen-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.fullscreen-btn:hover {
  background: var(--bg-card);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: scale(1.05);
}

.fullscreen-icon {
  font-size: 1.2rem;
  transition: transform 0.2s ease;
}

.fullscreen-btn:hover .fullscreen-icon {
  transform: scale(1.1);
}

/* Fullscreen Mode Styles */
.tool-section.fullscreen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-secondary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 2rem;
  box-sizing: border-box;
}

.tool-section.fullscreen .container {
  width: 100%;
  max-width: 1200px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 2rem;
  box-sizing: border-box;
}

.tool-section.fullscreen .tool-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  max-height: 100%;
  overflow-y: auto;
  min-height: 0;
}

/* Fullscreen Timer/Stopwatch Display */
.tool-section.fullscreen .timer-display,
.tool-section.fullscreen .stopwatch-display {
  font-size: 6rem;
  margin-bottom: 2rem;
  padding: 1rem;
  word-break: break-all;
  overflow-wrap: break-word;
  line-height: 1.1;
}

/* Fullscreen Timezone Grid */
.tool-section.fullscreen .timezone-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-height: calc(100vh - 200px);
  overflow-y: auto;
  padding: 1rem;
  margin: 1rem 0;
}

.tool-section.fullscreen .timezone-card {
  padding: 2rem;
}

.tool-section.fullscreen .timezone-card .time {
  font-size: 2.5rem;
}

.tool-section.fullscreen .timezone-card h3 {
  font-size: 1.3rem;
}

/* Fullscreen Timezone Section Specific */
.tool-section.fullscreen#timezone .tool-card {
  overflow-y: auto;
  padding: 0;
}

.tool-section.fullscreen#timezone .add-timezone {
  position: sticky;
  top: 0;
  background: var(--bg-card);
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: var(--radius-lg);
  z-index: 10;
}

/* Fullscreen Controls */
.tool-section.fullscreen .timer-controls,
.tool-section.fullscreen .stopwatch-controls {
  margin-top: auto;
}

.tool-section.fullscreen .preset-buttons {
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.tool-section.fullscreen .preset-btn {
  padding: 1rem;
  font-size: 1.1rem;
}

.tool-section.fullscreen .btn {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Exit Fullscreen Button */
.tool-section.fullscreen .fullscreen-btn {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  z-index: 10000;
}

.tool-section.fullscreen .fullscreen-btn:hover {
  background: var(--accent-danger);
  border-color: var(--accent-danger);
  color: white;
}

.tool-section.fullscreen .fullscreen-icon {
  font-size: 1.5rem;
}

/* Hide other sections when in fullscreen */
body.fullscreen-active {
  overflow: hidden;
}

body.fullscreen-active .tool-section:not(.fullscreen) {
  display: none;
}

body.fullscreen-active header,
body.fullscreen-active footer {
  display: none;
}

.container {
  width: 100%;
}

.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: 3rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.tool-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--border-light);
}

/* Pomodoro Timer Styles */
.pomodoro-display {
  font-size: 5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  letter-spacing: 0.05em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pomodoro-status {
  text-align: center;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.pomodoro-session-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding: 1rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
}

.session-counter {
  display: flex;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.session-type {
  padding: 0.5rem 1rem;
  background: var(--accent-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
}

.pomodoro-controls {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.pomodoro-settings {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
}

.pomodoro-settings h3 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.setting-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.setting-item label {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.setting-item input[type="number"] {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
}

.checkbox-item {
  flex-direction: row;
  align-items: center;
}

.checkbox-item label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 1rem;
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* Countdown Timer Styles */
.countdown-display {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.countdown-unit {
  text-align: center;
  min-width: 100px;
}

.countdown-value {
  font-size: 4rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.countdown-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
}

.countdown-controls {
  margin-bottom: 2rem;
}

.countdown-input-group {
  margin-bottom: 1rem;
}

.countdown-input-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.countdown-input-group input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
}

.countdown-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.countdown-presets {
  padding: 1.5rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
}

.countdown-presets h3 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
}

.preset-countdown-btn {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
  color: var(--text-primary);
}

.preset-countdown-btn:hover {
  background-color: var(--accent-secondary);
  color: white;
  border-color: var(--accent-secondary);
  transform: translateY(-1px);
}

/* Dark theme fixes for new components */
[data-theme="dark"] .pomodoro-display,
[data-theme="dark"] .countdown-value {
  color: var(--accent-primary) !important;
  -webkit-text-fill-color: var(--accent-primary) !important;
}

[data-theme="dark"] .pomodoro-settings,
[data-theme="dark"] .countdown-presets {
  background-color: var(--bg-card);
}

[data-theme="dark"] .setting-item input[type="number"],
[data-theme="dark"] .countdown-input-group input {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

/* Timer Styles */
.timer-display {
  font-size: 4.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2.5rem;
  color: var(--text-primary);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  letter-spacing: 0.05em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Dark theme fallback for gradient text */
[data-theme="dark"] .timer-display {
  color: var(--accent-primary) !important;
  -webkit-text-fill-color: var(--accent-primary) !important;
}

.preset-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.preset-btn {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
  color: var(--text-primary);
}

.preset-btn:hover {
  background-color: var(--accent-primary);
  color: white;
  border-color: var(--accent-primary);
  transform: translateY(-1px);
}

.custom-timer {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  justify-content: center;
}

.custom-timer input {
  width: 120px;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  text-align: center;
  transition: all 0.2s ease;
}

.custom-timer input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Dark theme input fixes */
[data-theme="dark"] .custom-timer input {
  background-color: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .custom-timer input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

.timer-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* Stopwatch Styles */
.stopwatch-display {
  font-size: 4.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2.5rem;
  color: var(--text-primary);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  letter-spacing: 0.05em;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Dark theme fallback for gradient text */
[data-theme="dark"] .stopwatch-display {
  color: var(--accent-secondary) !important;
  -webkit-text-fill-color: var(--accent-secondary) !important;
}

.stopwatch-controls {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.lap-times {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  background-color: var(--bg-primary);
}

.lap-time {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  color: var(--text-primary);
}

/* Dark theme lap times fixes */
[data-theme="dark"] .lap-times {
  background-color: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="dark"] .lap-time {
  border-bottom-color: var(--border-color);
  color: var(--text-primary);
}

.lap-time:last-child {
  border-bottom: none;
}

/* Button Styles */
.btn {
  padding: 0.875rem 1.5rem;
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--accent-primary);
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-1px);
}

.btn-danger {
  background: var(--accent-danger);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-danger:hover {
  background: var(--accent-danger);
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Epoch Converter Styles */
.converter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.converter-input,
.converter-output {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.converter-input label,
.converter-output label {
  font-weight: 600;
  color: var(--text-primary);
}

.converter-input input {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.converter-input input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Dark theme epoch converter fixes */
[data-theme="dark"] .converter-input input {
  background-color: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .converter-input input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

.output-display {
  padding: 0.75rem;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  min-height: 50px;
  display: flex;
  align-items: center;
  color: var(--text-primary);
}

.current-time {
  text-align: center;
  padding: 1rem;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

/* Dark theme output fixes */
[data-theme="dark"] .output-display {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .current-time {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
}

.current-time p {
  margin: 0;
  font-weight: 500;
}

#currentEpoch {
  font-family: 'Courier New', monospace;
  color: var(--accent-primary);
  font-weight: 700;
}

/* Timezone Styles */
.timezone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.timezone-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.timezone-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-light);
}

.timezone-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.timezone-card .time {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
  margin-bottom: 0.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Dark theme fallback for gradient text */
[data-theme="dark"] .timezone-card .time {
  color: var(--accent-primary) !important;
  -webkit-text-fill-color: var(--accent-primary) !important;
}

.timezone-card .date {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.add-timezone {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}

.add-timezone select,
.holiday-controls select {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  min-width: 200px;
  transition: all 0.2s ease;
}

.add-timezone select:focus,
.holiday-controls select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Dark theme select fixes */
[data-theme="dark"] .add-timezone select,
[data-theme="dark"] .holiday-controls select {
  background-color: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .add-timezone select:focus,
[data-theme="dark"] .holiday-controls select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

/* Holiday Styles */
.holiday-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: center;
  justify-content: center;
}

.holiday-controls select {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  min-width: 200px;
}

.holiday-controls select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.holidays-list {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
}

.holiday-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s ease;
  color: var(--text-primary);
}

.holiday-item:hover {
  background-color: var(--bg-tertiary);
}

/* Dark theme holidays fixes */
[data-theme="dark"] .holidays-list {
  background-color: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="dark"] .holiday-item {
  border-bottom-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .holiday-item:hover {
  background-color: var(--bg-tertiary);
}

.holiday-item:last-child {
  border-bottom: none;
}

.holiday-name {
  font-weight: 600;
  color: var(--text-primary);
}

.holiday-date {
  color: var(--text-secondary);
  font-family: 'Courier New', monospace;
}

/* Footer */
footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--text-secondary);
  margin-top: 6rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content p {
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  align-items: center;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
  nav {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
  }

  .nav-brand h1 {
    font-size: 1.2rem;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
  }

  .nav-link {
    padding: 0.4rem 0.7rem;
    font-size: 0.85rem;
  }

  main {
    padding: 0 1rem 1rem 1rem;
  }

  .hero-section {
    padding: 2rem 1rem;
    margin: 1rem 0 2rem 0;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: 1.5rem;
  }

  .hero-features {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .cta-button {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .timer-display,
  .stopwatch-display {
    font-size: 2.5rem;
  }

  .preset-buttons {
    grid-template-columns: repeat(2, 1fr);
  }

  .converter-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .timezone-grid {
    grid-template-columns: 1fr;
  }

  .add-timezone,
  .holiday-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .add-timezone select,
  .holiday-controls select {
    min-width: auto;
  }

  /* Fullscreen responsive */
  .tool-section.fullscreen {
    padding: 1rem;
  }

  .tool-section.fullscreen .container {
    padding: 1rem;
  }

  .tool-section.fullscreen .timer-display,
  .tool-section.fullscreen .stopwatch-display {
    font-size: 3.5rem;
    padding: 0.5rem;
  }

  .tool-section.fullscreen .timezone-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    max-height: calc(100vh - 150px);
    padding: 0.5rem;
  }

  .tool-section.fullscreen .timezone-card .time {
    font-size: 1.8rem;
  }

  .tool-section.fullscreen .preset-buttons {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-section.fullscreen .fullscreen-btn {
    top: 1rem;
    right: 1rem;
    padding: 0.5rem;
  }

  .tool-section.fullscreen#timezone .add-timezone {
    padding: 0.5rem;
    margin-bottom: 0.5rem;
  }
}

@media (max-width: 480px) {
  .timer-buttons,
  .stopwatch-controls {
    flex-direction: column;
  }

  .custom-timer {
    flex-direction: column;
    align-items: center;
  }

  .custom-timer input {
    width: 100%;
    max-width: 200px;
  }
}

/* Animation for active states */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.timer-active {
  animation: pulse 2s infinite;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}