:root {
  --bg: #000000;
  --text: #ffffff;
  --transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-user-select: none;
  user-select: none; /* Prevent text selection highlights */
  -webkit-tap-highlight-color: transparent; /* Remove blue highlight tap overlay on mobile */
}

html {
  width: 100%;
  height: 100dvh; /* Lock height to dynamic viewport to prevent mobile navigation bar offset */
  overflow: hidden;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  width: 100%;
  height: 100dvh; /* Align with html height exactly */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
  perspective: 1000px;
  touch-action: manipulation; /* Prevent browser double-tap-to-zoom shifting */

  /* Default Indigo Theme Variables */
  --accent: #818cf8;
  --text-muted: #818cf8;
  --glow: rgba(99, 102, 241, 0.15);
  --text-glow: rgba(99, 102, 241, 0.4);
  
  transition: background-color 0.6s ease;
}

/* Emerald Theme */
body[data-theme="emerald"] {
  --accent: #34d399;
  --text-muted: #34d399;
  --glow: rgba(52, 211, 153, 0.15);
  --text-glow: rgba(52, 211, 153, 0.4);
}

/* Rose Theme */
body[data-theme="rose"] {
  --accent: #f43f5e;
  --text-muted: #f43f5e;
  --glow: rgba(244, 63, 94, 0.15);
  --text-glow: rgba(244, 63, 94, 0.4);
}

/* Amber Theme */
body[data-theme="amber"] {
  --accent: #fbbf24;
  --text-muted: #fbbf24;
  --glow: rgba(251, 191, 36, 0.15);
  --text-glow: rgba(251, 191, 36, 0.4);
}

/* Violet Theme */
body[data-theme="violet"] {
  --accent: #a78bfa;
  --text-muted: #a78bfa;
  --glow: rgba(167, 139, 250, 0.15);
  --text-glow: rgba(167, 139, 250, 0.4);
}

/* Outer wrapper for initial page load animation */
.clock-wrapper {
  opacity: 0;
  animation: fadeInUp 1.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  z-index: 10;
}

.clock-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 40px;
  user-select: none;
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out;
  position: relative;
}

/* Ambient background glow following the clock container */
.clock-container::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow) 0%, transparent 70%);
  z-index: -1;
  filter: blur(50px);
  pointer-events: none;
  transition: background 0.6s ease;
}

.time {
  font-family: 'Orbitron', sans-serif;
  font-size: 72px;
  font-weight: 700;
  letter-spacing: 2px;
  line-height: 1;
  background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 20px var(--text-glow));
  transition: filter 0.6s ease;
  transform: translateZ(40px);
  cursor: pointer;
}

.colon {
  -webkit-text-fill-color: var(--accent); /* Override parent transparent text fill */
  transition: opacity 0.25s ease-out, -webkit-text-fill-color 0.6s ease;
}

.ampm {
  font-family: 'Orbitron', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-left: 12px;
  vertical-align: bottom;
  -webkit-text-fill-color: var(--accent);
  opacity: 0;
  transition: opacity 0.3s ease, -webkit-text-fill-color 0.6s ease;
}

.ampm.visible {
  opacity: 0.85;
}

.date {
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: var(--transition);
  transform: translateZ(20px);
}

.domain-label {
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  opacity: 0.45;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-top: 4px;
  transition: var(--transition);
  transform: translateZ(15px);
}

/* Custom cursor follower dot */
.cursor-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 9999;
  box-shadow: 0 0 15px var(--accent), 0 0 30px var(--accent);
  transition: background-color 0.6s ease, box-shadow 0.6s ease, opacity 0.5s ease;
}

/* Background glow that follows cursor softly */
.cursor-glow {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--glow) 0%, transparent 70%);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
  mix-blend-mode: screen;
  transition: opacity 0.5s ease;
}

/* Glowing Cursor Comet Tail Particle */
.cursor-trail {
  position: fixed;
  pointer-events: none;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  opacity: 0.92;
  z-index: 9997;
  transition: transform 0.55s cubic-bezier(0.1, 0.8, 0.2, 1), opacity 0.55s ease-out;
}

/* Particle style for click burst */
.particle {
  position: fixed;
  pointer-events: none;
  width: 6px;
  height: 6px;
  background-color: var(--accent);
  border-radius: 50%;
  z-index: 10000;
  transition: transform 0.8s cubic-bezier(0.1, 0.8, 0.3, 1), opacity 0.8s ease-out;
}

/* Ripple ring style on click */
.ripple {
  position: fixed;
  pointer-events: none;
  border: 2px solid var(--accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 9998;
  box-shadow: 0 0 16px var(--accent), inset 0 0 16px var(--accent);
  animation: rippleEffect 0.75s cubic-bezier(0.1, 0.8, 0.2, 1) forwards;
}

.ripple-outer {
  position: fixed;
  pointer-events: none;
  border: 1px solid var(--accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 9997;
  opacity: 0.5;
  box-shadow: 0 0 30px var(--glow);
  animation: rippleOuterEffect 0.9s cubic-bezier(0.1, 0.8, 0.2, 1) forwards;
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rippleEffect {
  0% {
    width: 0;
    height: 0;
    opacity: 1;
    border-width: 3px;
  }
  50% {
    opacity: 0.8;
  }
  100% {
    width: 360px;
    height: 360px;
    opacity: 0;
    border-width: 1px;
  }
}

@keyframes rippleOuterEffect {
  0% {
    width: 0;
    height: 0;
    opacity: 0.6;
  }
  100% {
    width: 540px;
    height: 540px;
    opacity: 0;
  }
}

.color-picker-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  z-index: 100;
  transition: all 0.3s ease;
  opacity: 0.35;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 16px;
  user-select: none;
  outline: none;
}

.color-picker-btn:hover {
  opacity: 1;
  transform: scale(1.1);
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent);
}

.exit-screensaver-btn {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  z-index: 100;
  transition: all 0.3s ease;
  opacity: 0.35;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  user-select: none;
  outline: none;
}

.exit-screensaver-btn:hover {
  opacity: 1;
  transform: scale(1.1);
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent);
  color: var(--accent);
}

.color-picker-btn.active {
  opacity: 1;
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent);
  background: rgba(255, 255, 255, 0.08);
}

/* Custom Minimalist Palette Popover */
.color-palette-container {
  position: fixed;
  bottom: 80px;
  right: 24px;
  display: flex;
  gap: 8px;
  padding: 10px;
  background: rgba(10, 10, 15, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  z-index: 101;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.color-palette-container.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.color-swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.color-swatch:hover {
  transform: scale(1.25);
  box-shadow: 0 0 12px currentColor;
  border-color: #ffffff;
}

/* Minimalist Battery Status Widget */
.battery-status {
  position: fixed;
  top: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Outfit', sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  opacity: 0.35;
  transition: opacity 0.3s ease, color 0.6s ease;
  user-select: none;
  z-index: 100;
}

.battery-status:hover {
  opacity: 0.85;
}

.battery-icon {
  width: 22px;
  height: 12px;
  border: 1px solid var(--accent);
  border-radius: 2px;
  position: relative;
  display: flex;
  align-items: center;
  padding: 1px;
  transition: border-color 0.6s ease;
}

.battery-icon::after {
  content: '';
  position: absolute;
  right: -3px;
  top: 3px;
  width: 2px;
  height: 4px;
  background: var(--accent);
  border-radius: 0 1px 1px 0;
  transition: background-color 0.6s ease;
}

.battery-level {
  height: 100%;
  background-color: var(--accent);
  border-radius: 1px;
  width: 0%;
  transition: width 0.3s ease, background-color 0.6s ease;
}

/* Charging breathing glow effect */
.battery-status.charging .battery-level {
  animation: batteryCharge 1.5s infinite ease-in-out;
}

@keyframes batteryCharge {
  0% { opacity: 0.4; }
  50% { opacity: 1; }
  100% { opacity: 0.4; }
}

/* Minimalist Network Status Indicator */
.network-status {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-right: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(10px);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.network-status.offline {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.network-dot {
  width: 6px;
  height: 6px;
  background-color: #ef4444;
  border-radius: 50%;
  box-shadow: 0 0 8px #ef4444, 0 0 16px #ef4444;
  animation: pulseRed 1.5s infinite alternate;
}

.network-text {
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: #ef4444;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

@keyframes pulseRed {
  0% { opacity: 0.45; }
  100% { opacity: 1; }
}

/* Mobile Responsive Adjustments */
@media (max-width: 600px) {
  .time {
    font-size: 44px; /* Scaled down to prevent text wrapping on smaller screens */
    letter-spacing: 1px;
  }

  .ampm {
    font-size: 14px;
    margin-left: 6px;
  }

  .date {
    font-size: 12px;
    letter-spacing: 1.5px;
  }

  .domain-label {
    font-size: 9px;
    letter-spacing: 2px;
  }

  .battery-status {
    top: 16px;
    right: 16px;
    font-size: 11px;
  }

  .battery-icon {
    width: 18px;
    height: 10px;
  }

  .battery-icon::after {
    right: -2px;
    top: 2px;
    width: 1.5px;
    height: 3px;
  }

  .color-picker-btn {
    bottom: 16px;
    right: 16px;
    width: 38px;
    height: 38px;
    font-size: 14px;
  }

  .exit-screensaver-btn {
    bottom: 16px;
    left: 16px;
    width: 38px;
    height: 38px;
    font-size: 16px;
  }

  .color-palette-container {
    bottom: 68px;
    right: 16px;
    gap: 6px;
    padding: 8px;
    border-radius: 16px;
  }

  .color-swatch {
    width: 18px;
    height: 18px;
  }
}