/* ============================================
   CHECKTHETIME — AURELON-INSPIRED DESIGN
   Deep forest green, chartreuse accents, 
   editorial typography
   ============================================ */

/* ============================================
   CSS VARIABLES — Design Tokens
   ============================================ */
:root {
  /* Core Palette */
  --forest: #282828;
  --forest-light: #333333;
  --forest-dark: #1C1C1C;
  --chartreuse: #FF6B4A;
  --chartreuse-dim: #E5573D;
  --cream: #F8F5EF;
  --cream-dark: #EDE8DF;
  --cream-darker: #DDD6C8;
  --white: #FFFFFF;
  --black: #0A0A0A;
  --gray-100: #F5F5F5;
  --gray-200: #E5E5E5;
  --gray-300: #D4D4D4;
  --gray-400: #A3A3A3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;

  /* Semantic Colors */
  --bg: var(--cream);
  --bg-alt: var(--forest);
  --fg: var(--forest);
  --fg-muted: var(--gray-600);
  --accent: var(--chartreuse);
  --accent-text: var(--forest);
  --surface: var(--white);
  --stroke: var(--forest);

  /* Typography */
  --font-display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --font-sans: 'DM Sans', 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1400px;
  --header-height: 64px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* Dark theme */
body[data-theme="dark"] {
  --bg: var(--forest);
  --bg-alt: var(--cream);
  --fg: var(--cream);
  --fg-muted: var(--gray-400);
  --surface: var(--forest-light);
  --stroke: var(--cream);
}

/* ============================================
   RESET & BASE
   ============================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   LOADING STATE
   ============================================ */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: var(--space-md);
}

.loading-state__asterisk {
  font-size: 3rem;
  color: var(--chartreuse);
  animation: spin 4s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.loading-state__text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
}

/* ============================================
   HEADER — Navigation Bar
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  color: var(--cream);
  display: flex;
  align-items: stretch;
  height: var(--header-height);
}

/* Header Sections with Different Backgrounds */
.site-header__section {
  display: flex;
  align-items: center;
  padding: 0 var(--space-lg);
}

.site-header__section--brand {
  background: var(--forest);
}

.site-header__section--ticker {
  flex: 1;
  background: var(--chartreuse);
  color: var(--forest);
  justify-content: center;
}

.site-header__section--actions {
  background: var(--forest);
}

/* Adjust ticker items inside header */
.site-header__section--ticker .ticker-bar__container {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-header__section--ticker .ticker-bar__label {
  color: #1a1a1a;
  font-weight: 600;
  font-size: 0.78rem;
}

.site-header__section--ticker .ticker-bar__value {
  color: var(--forest);
  font-size: 0.95rem;
}

.site-header__section--ticker .ticker-bar__divider {
  width: 1px;
  height: 1.5rem;
  background: rgba(0, 0, 0, 0.15);
}

.site-header__back-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--forest);
  text-decoration: none;
  transition: opacity 0.2s;
}

.site-header__back-link:hover {
  opacity: 0.7;
}

.site-header__brand a {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cream);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-header__brand-italic {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  opacity: 0.8;
}

.site-header__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  justify-self: center;
}

/* Location Selector Dropdown */
.site-header__location-selector {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-header__location-dropdown {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--cream);
  padding: 0.4rem 0.75rem;
  padding-right: 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: 100px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23F8F5EF' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  transition: all var(--transition-fast);
  min-width: 180px;
}

.site-header__location-dropdown:hover,
.site-header__location-dropdown:focus {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--chartreuse);
  outline: none;
}

.site-header__location-dropdown option {
  background: var(--forest);
  color: var(--cream);
  padding: 0.5rem;
}

.site-header__utc-offset {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--chartreuse);
  padding: 0.25rem 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.site-header__time-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 0.4rem 0.75rem;
  background: transparent;
  border-radius: 100px;
}

.site-header__current-time {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--chartreuse);
}

/* Switch Design for Theme Toggle */
.theme-toggle {
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
}

/* Classic Toggle Switch */
.theme-toggle__track {
  width: 44px;
  height: 24px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  position: relative;
  transition: background-color 0.2s ease;
}

.theme-toggle:hover .theme-toggle__track {
  background-color: rgba(255, 255, 255, 0.3);
}

.theme-toggle__thumb {
  width: 18px;
  height: 18px;
  background-color: var(--cream);
  border-radius: 50%;
  position: absolute;
  left: 3px;
  top: 3px;
  transition: transform 0.2s cubic-bezier(0.4, 0.0, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

body[data-theme="light"] .theme-toggle__thumb {
  transform: translateX(20px);
  background-color: var(--cream);
}

body[data-theme="light"] .theme-toggle__track {
  background-color: var(--forest);
}

body[data-theme="light"] .theme-toggle:hover .theme-toggle__track {
  background-color: rgba(34, 60, 48, 0.8);
}

/* Hide icons for clean toggle look */
.theme-toggle__icon {
  display: none;
}

.site-header__location-badge {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
}

.site-header__location-badge svg {
  opacity: 0.6;
}

/* Navigation Links */
.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.site-header__nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--transition-fast);
  position: relative;
}

.site-header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--chartreuse);
  transition: width var(--transition-base);
}

.site-header__nav-link:hover {
  color: var(--cream);
}

.site-header__nav-link:hover::after {
  width: 100%;
}

/* Header Actions */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.format-toggle {
  background: transparent;
  border: none;
  color: var(--cream);
  padding: 0.4rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 100px;
  transition: opacity var(--transition-fast);
}

.format-toggle:hover {
  opacity: 0.7;
}

.theme-toggle {
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle .icon-filled {
  display: none;
}

body[data-theme="dark"] .theme-toggle .icon-outline {
  display: none;
}

body[data-theme="dark"] .theme-toggle .icon-filled {
  display: block;
}

/* Explore Button */
.site-header__explore-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--chartreuse);
  color: var(--forest);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-decoration: none;
  border-radius: 100px;
  transition: all var(--transition-fast);
}

.site-header__explore-btn:hover {
  background: var(--cream);
  transform: translateY(-1px);
}

.site-header__explore-btn svg {
  transition: transform var(--transition-fast);
}

.site-header__explore-btn:hover svg {
  transform: translate(2px, -2px);
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-indicator {
  position: fixed;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  opacity: 1;
  transition: opacity var(--transition-slow);
  pointer-events: none;
}

.scroll-indicator.is-hidden {
  opacity: 0;
}

.scroll-indicator__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--stroke);
  border-radius: 50%;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(6px);
  }
}

.scroll-indicator__text {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* ============================================
   TICKER BAR — Countdown Strip
   ============================================ */
.ticker-bar {
  background: var(--chartreuse);
  color: var(--forest);
  padding: var(--space-sm) 0;
  overflow: hidden;
}

.ticker-bar__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.ticker-bar__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  white-space: nowrap;
}

.ticker-bar__label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.7;
}

.ticker-bar__value {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
}

.ticker-bar__divider {
  width: 1px;
  height: 16px;
  background: rgba(21, 35, 29, 0.2);
}

/* ============================================
   MAIN CONTENT AREA
   ============================================ */
main {
  min-height: calc(100vh - var(--header-height));
}

/* ============================================
   TIMEBOARD — Hero Clock Section
   ============================================ */
.timeboard {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.timeboard__primary {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-lg);
  position: relative;
}

/* Tags/Pills */
.timeboard__tags {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
}

.timeboard__tag {
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--stroke);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}

.timeboard__tag:hover {
  background: var(--stroke);
  color: var(--bg);
}

.timeboard__tag--active {
  background: var(--stroke);
  color: var(--bg);
}

/* Main Clock Display */
.timeboard__clock {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

/* Giant Headline */
.timeboard__headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 6rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
  max-width: 900px;
}

.timeboard__headline em {
  font-style: italic;
}

/* Date Display */
.timeboard__date {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  flex: 1;
  gap: var(--space-xl);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.timeboard__date>span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
}

.timeboard__date>span>span:first-child {
  color: var(--fg);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Second row values use Instrument Serif - larger and normal weight */
.timeboard__date>span>span:last-child {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 2rem;
  letter-spacing: 0.02em;
  text-transform: capitalize;
  color: var(--fg);
}

/* Location Selector in Main View */
.timeboard__location-selector {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.timeboard__location-dropdown {
  background: transparent;
  border: none;
  color: var(--fg);
  padding: 0.6rem 1.25rem;
  padding-right: 2rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  transition: opacity var(--transition-fast);
  min-width: 180px;
}

.timeboard__location-dropdown:hover,
.timeboard__location-dropdown:focus {
  opacity: 0.7;
  outline: none;
}

.timeboard__location-dropdown option {
  background: var(--surface);
  color: var(--fg);
  padding: 0.5rem;
  text-transform: none;
}

.timeboard__utc-offset {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
}

/* Giant Time Display */
.timeboard__time {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(7rem, 28vw, 22rem);
  font-weight: 400;
  line-height: 0.85;
  letter-spacing: -0.03em;
  display: flex;
  justify-content: center;
  align-items: center;
  font-variant-numeric: tabular-nums;
  position: relative;
  margin: var(--space-md) 0;
}

.timeboard__time>span.timeboard__time-digit {
  display: inline-block;
  width: 0.55em;
  text-align: center;
}

.timeboard__time>span.timeboard__time-colon {
  display: inline-block;
  width: 0.25em;
  text-align: center;
  color: var(--chartreuse);
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.3;
  }
}

.timeboard__time>span.timeboard__time-format {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-left: 0.5em;
  color: var(--fg-muted);
  align-self: flex-end;
  margin-bottom: 0.3em;
}

/* Date Info Bar — Sunrise/Sunset */
.timeboard__date-info {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: var(--space-lg);
  width: 100%;
  max-width: 100%;
  padding: 0 var(--space-lg);
  margin-top: var(--space-lg);
}

.timeboard__date-info--no-solar {
  justify-content: center;
}

.timeboard__date-info-block {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.timeboard__date-info-block--left,
.timeboard__date-info-block--right {
  flex: 1;
  max-width: 200px;
}

.timeboard__date-info-block--left {
  align-items: center;
  text-align: center;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid #E8A849;
  cursor: pointer;
  transition: all 0.2s ease;
}

.timeboard__date-info-block--left:hover {
  background: rgba(232, 168, 73, 0.08);
  border-radius: 8px 8px 0 0;
}

.timeboard__date-info-block--center {
  align-items: center;
  text-align: center;
}

.timeboard__date-info-block--right {
  align-items: center;
  text-align: center;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid #E07A5F;
  cursor: pointer;
  transition: all 0.2s ease;
}

.timeboard__date-info-block--right:hover {
  background: rgba(224, 122, 95, 0.08);
  border-radius: 8px 8px 0 0;
}

.timeboard__date-info-link {
  text-decoration: none;
  color: inherit;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity var(--transition-base);
  position: relative;
}

.timeboard__date-info-link:hover {
  opacity: 0.7;
}



.timeboard__date-info-link:hover::before {
  transform: translateY(0);
}

.timeboard__date-info-link>* {
  position: relative;
  z-index: 1;
}

.timeboard__date-info-link:hover {
  color: var(--forest);
  border-color: var(--chartreuse);
}

/* Sunrise/Sunset interactive indicators */
.timeboard__date-info-link--sunrise {
  padding-bottom: 0.75rem;
  border-bottom: 3px solid #E8A849 !important;
  cursor: pointer;
}

.timeboard__date-info-link--sunrise:hover {
  background: rgba(232, 168, 73, 0.1);
  border-radius: 8px 8px 0 0;
}

.timeboard__date-info-link--sunset {
  padding-bottom: 0.75rem;
  border-bottom: 3px solid #E07A5F !important;
  cursor: pointer;
}

.timeboard__date-info-link--sunset:hover {
  background: rgba(224, 122, 95, 0.1);
  border-radius: 8px 8px 0 0;
}

.timeboard__date-info-label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg);
}

.timeboard__date-info-link:hover .timeboard__date-info-label {
  color: var(--forest-light);
}

.timeboard__date-info-value {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 2rem;
  letter-spacing: 0.02em;
  color: var(--fg);
}

.timeboard__date-info-text {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Timezone Meta */
.timeboard__tz-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm) var(--space-md);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(0, 0, 0, 0.03);
  border-radius: 100px;
}

body[data-theme="dark"] .timeboard__tz-meta {
  background: rgba(255, 255, 255, 0.05);
}

.timeboard__tz-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* Atomic Sync Badge */
.atomic-sync-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--chartreuse);
  color: var(--forest);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 100px;
  margin-top: var(--space-md);
}

.atomic-sync-badge svg {
  width: 14px;
  height: 14px;
}

.atomic-sync-badge__pulse {
  width: 8px;
  height: 8px;
  background: var(--forest);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(0.9);
  }
}

/* Sync badge states */
.atomic-sync-badge--synced {
  background: var(--chartreuse);
  color: var(--forest);
}

.atomic-sync-badge--error {
  background: var(--gray-300);
  color: var(--gray-600);
}

body[data-theme="dark"] .atomic-sync-badge--error {
  background: var(--gray-600);
  color: var(--gray-300);
}

/* ============================================
   UTC GRID — World Time Strip
   ============================================ */
.timeboard__secondary {
  width: 100%;
  background: var(--forest);
  color: var(--cream);
  margin: 0 calc(var(--space-lg) * -1);
  width: calc(100% + var(--space-lg) * 2);
  padding: var(--space-xl) var(--space-lg);
}

.timeboard__utc-grid {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 100%;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--chartreuse) var(--forest-light);
  padding: var(--space-md) 0;
}

.timeboard__utc-grid::-webkit-scrollbar {
  height: 4px;
}

.timeboard__utc-grid::-webkit-scrollbar-track {
  background: var(--forest-light);
}

.timeboard__utc-grid::-webkit-scrollbar-thumb {
  background: var(--chartreuse);
  border-radius: 2px;
}

.timeboard__utc-column {
  display: flex;
  flex-direction: row;
  gap: 0;
  align-items: center;
}

.timeboard__utc-column--negative {
  order: 1;
}

.timeboard__utc-column--zero {
  order: 2;
  margin: 0 4px;
}

.timeboard__utc-column--positive {
  order: 3;
}

.timeboard__utc-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  padding: 0.5rem 0.4rem;
  min-width: 48px;
  flex-shrink: 0;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--transition-fast);
}

.timeboard__utc-block:first-child {
  border-left: none;
}

.timeboard__utc-block:hover {
  background: rgba(212, 255, 32, 0.1);
}

.timeboard__utc-block--user {
  background: var(--chartreuse);
  color: var(--forest);
  border-radius: 6px;
  margin: 0 3px;
}

.timeboard__utc-block--user .timeboard__timezone-label,
.timeboard__utc-block--user .timeboard__time--utc {
  color: var(--forest);
}

.timeboard__utc-block .timeboard__timezone-label {
  font-size: clamp(0.55rem, 0.8vw, 0.65rem);
  font-weight: 600;
  color: var(--gray-400);
}

.timeboard__utc-block-refs {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.05rem;
  font-size: clamp(0.45rem, 0.6vw, 0.5rem);
  color: var(--gray-400);
}

.timeboard__time--utc {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
}

/* ============================================
   DAY GROUPS — Yesterday/Tomorrow Cards
   ============================================ */
.timeboard__day-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
  padding: var(--space-xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  margin-top: 50vh;
  background: transparent;
}

body[data-theme="dark"] .timeboard__day-groups {
  background: transparent;
}

.timeboard__day-box {
  background: transparent;
  border: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-decoration: none;
  color: inherit;
  position: relative;
  transition: opacity var(--transition-base);
}

.timeboard__day-box:hover {
  opacity: 0.8;
}

.timeboard__day-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.timeboard__day-title::after {
  content: '→';
  font-family: var(--font-sans);
  font-weight: 400;
  opacity: 0;
  transform: translateX(-10px);
  transition: all var(--transition-base);
}

.timeboard__day-box:hover .timeboard__day-title::after {
  opacity: 1;
  transform: translateX(0);
}

.timeboard__day-empty {
  margin: 0;
  font-size: 0.9rem;
  font-style: italic;
  color: var(--fg-muted);
}

.timeboard__day-entry {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeboard__day-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.timeboard__day-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.9rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--gray-200);
}

body[data-theme="dark"] .timeboard__day-item {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

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

.timeboard__day-place {
  display: flex;
  align-items: center;
}

.timeboard__day-place-text {
  font-weight: 500;
}

.timeboard__day-place-note {
  margin-left: 0.35rem;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.timeboard__day-time {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--chartreuse-dim);
}

body[data-theme="dark"] .timeboard__day-time {
  color: var(--chartreuse);
}

/* ============================================
   CONTROLS — Form Elements
   ============================================ */
.timeboard__controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  padding: var(--space-xl) var(--space-lg);
  max-width: 800px;
  margin: 0 auto;
  background: var(--surface);
  border: 2px solid var(--stroke);
}

.timeboard__controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.timeboard__control-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.timeboard__control-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.timeboard__select {
  width: 100%;
  border: 2px solid var(--stroke);
  background: var(--bg);
  color: var(--fg);
  padding: 0.85rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  border-radius: 0;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2315231D' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

body[data-theme="dark"] .timeboard__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23F8F5EF' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

.timeboard__select:hover,
.timeboard__select:focus {
  border-color: var(--chartreuse);
  outline: none;
}

.timeboard__control-actions {
  display: flex;
  gap: var(--space-md);
}

.timeboard__button {
  flex: 1;
  border: 2px solid var(--forest);
  background: var(--forest);
  color: var(--cream);
  padding: 0.95rem var(--space-lg);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.timeboard__button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--chartreuse);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
}

.timeboard__button:hover {
  color: var(--forest);
}

.timeboard__button:hover::before {
  transform: translateX(0);
}

.timeboard__button span {
  position: relative;
  z-index: 1;
}

.timeboard__hint {
  margin: 0;
  font-size: 0.8rem;
  font-style: italic;
  color: var(--fg-muted);
  text-align: center;
}

/* Location Input */
.timeboard__location-input {
  position: relative;
}

.timeboard__location-search {
  position: relative;
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
}

.timeboard__location-search .timeboard__select {
  flex: 1;
}

.timeboard__search-close {
  background: transparent;
  border: 2px solid var(--stroke);
  color: var(--fg);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0.5rem 0.75rem;
  transition: all var(--transition-fast);
}

.timeboard__search-close:hover {
  background: #FF3B30;
  border-color: #FF3B30;
  color: var(--white);
}

.timeboard__suggestions {
  position: absolute;
  inset-inline: 0;
  top: calc(100% + 4px);
  z-index: 20;
  border: 2px solid var(--stroke);
  background: var(--surface);
  box-shadow: 8px 8px 0 0 var(--chartreuse);
  max-height: 280px;
  overflow-y: auto;
}

.timeboard__suggestion {
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
  color: inherit;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
  border-bottom: 1px solid var(--gray-200);
  transition: all var(--transition-fast);
}

.timeboard__suggestion:last-child {
  border-bottom: none;
}

.timeboard__suggestion:hover,
.timeboard__suggestion.is-active {
  background: var(--chartreuse);
  color: var(--forest);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--forest);
  color: var(--cream);
  padding: var(--space-2xl) var(--space-lg);
}

.site-footer__container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-xl);
  align-items: start;
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.site-footer__logo {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.site-footer__logo-italic {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  opacity: 0.8;
}

.site-footer__tagline {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  font-style: italic;
}

.site-footer__links {
  display: flex;
  gap: var(--space-lg);
}

.site-footer__link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.site-footer__link:hover {
  color: var(--chartreuse);
}

.site-footer__credits {
  text-align: right;
}

.site-footer__credits p {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__credits a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
}

.site-footer__credits a:hover {
  color: var(--chartreuse);
}

/* ============================================
   SUNCALC DEMO SECTION
   ============================================ */
.suncalc-demo {
  width: min(100%, 1000px);
  margin: 0 auto var(--space-xl);
  padding: var(--space-xl);
  background: var(--surface);
  border: 2px solid var(--stroke);
  position: relative;
}

.suncalc-demo::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  right: -12px;
  bottom: -12px;
  background: var(--chartreuse);
  z-index: -1;
}

.suncalc-demo__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.suncalc-demo__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.suncalc-demo__title::before {
  content: '✱';
  color: var(--chartreuse);
}

.suncalc-demo__subtitle {
  margin: 0;
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.suncalc-demo__location {
  padding: var(--space-md);
  background: var(--cream);
  border: 1px solid var(--gray-200);
}

body[data-theme="dark"] .suncalc-demo__location {
  background: var(--forest-light);
  border-color: rgba(255, 255, 255, 0.1);
}

.suncalc-demo__location-label {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
}

.suncalc-demo__location-time {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.suncalc-demo__location-time [data-demo-local-time] {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--fg);
}

.suncalc-demo__controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: flex-end;
}

.suncalc-demo__control {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.suncalc-demo__input {
  border: 2px solid var(--stroke);
  background: var(--surface);
  color: var(--fg);
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.suncalc-demo__input:focus {
  outline: none;
  border-color: var(--chartreuse);
}

.suncalc-demo__button {
  border: 2px solid var(--forest);
  background: var(--forest);
  color: var(--cream);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.suncalc-demo__button:hover {
  background: var(--chartreuse);
  border-color: var(--chartreuse);
  color: var(--forest);
}

.suncalc-demo__summary {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.suncalc-demo__card {
  padding: var(--space-md);
  border: 2px solid var(--stroke);
  background: var(--surface);
}

.suncalc-demo__card-title {
  margin: 0;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.suncalc-demo__value {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 400;
}

.suncalc-demo__meta {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
  color: var(--fg-muted);
}

.suncalc-demo__grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.suncalc-demo__panel {
  padding: var(--space-md);
  border: 1px solid var(--gray-200);
  background: var(--cream);
}

body[data-theme="dark"] .suncalc-demo__panel {
  background: var(--forest-light);
  border-color: rgba(255, 255, 255, 0.1);
}

.suncalc-demo__panel-title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
}

.suncalc-demo__panel-copy {
  margin: 0;
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.suncalc-demo__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.suncalc-demo__table th,
.suncalc-demo__table td {
  text-align: left;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--gray-200);
}

body[data-theme="dark"] .suncalc-demo__table th,
body[data-theme="dark"] .suncalc-demo__table td {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.suncalc-demo__table th {
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.suncalc-demo__list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.suncalc-demo__list-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  font-size: 0.9rem;
}

.suncalc-demo__list-row dt {
  font-weight: 600;
}

.suncalc-demo__list-row dd {
  margin: 0;
  color: var(--fg-muted);
}

.suncalc-demo__info {
  padding: var(--space-md);
  background: var(--cream);
  border: 1px solid var(--gray-200);
}

body[data-theme="dark"] .suncalc-demo__info {
  background: var(--forest-light);
  border-color: rgba(255, 255, 255, 0.1);
}

.suncalc-demo__info-title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
}

.suncalc-demo__bullets {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.suncalc-demo__footnote {
  margin: 0;
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.suncalc-demo__error {
  margin: 0;
  padding: var(--space-md);
  border: 2px solid #FF3B30;
  background: rgba(255, 59, 48, 0.1);
  color: #FF3B30;
  font-size: 0.95rem;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  border: 2px solid var(--stroke);
  background: transparent;
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn:hover {
  background: var(--forest);
  color: var(--cream);
}

.time-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

[hidden] {
  display: none !important;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .site-header__nav {
    display: none;
  }

  .site-footer__container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }

  .site-footer__credits {
    text-align: center;
  }

  .site-footer__links {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  :root {
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;
    --space-2xl: 4rem;
  }

  .site-header__container {
    padding: 0 var(--space-md);
    gap: var(--space-md);
  }

  .site-header__meta {
    display: none;
  }

  .site-header__explore-btn {
    display: none;
  }

  .timeboard {
    padding: var(--space-xl) var(--space-md);
  }

  .timeboard__time {
    font-size: clamp(4rem, 18vw, 10rem);
  }

  .timeboard__date-info {
    flex-direction: column;
    align-items: center;
  }

  .timeboard__date-info-block--left,
  .timeboard__date-info-block--right {
    max-width: 100%;
    width: 100%;
    align-items: center;
    text-align: center;
  }

  .timeboard__secondary {
    margin: 0 calc(var(--space-md) * -1);
    width: calc(100% + var(--space-md) * 2);
    padding: var(--space-lg) var(--space-md);
  }

  .timeboard__day-groups {
    grid-template-columns: 1fr;
    padding: var(--space-lg) var(--space-md);
  }

  .timeboard__controls {
    margin: var(--space-md);
    padding: var(--space-lg);
  }

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

  .ticker-bar__container {
    gap: var(--space-md);
    padding: 0 var(--space-md);
  }

  .ticker-bar__divider {
    display: none;
  }

  .scroll-indicator {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .scroll-indicator__text {
    font-size: 0.55rem;
  }

  .suncalc-demo {
    padding: var(--space-lg);
    margin: var(--space-md);
  }

  .suncalc-demo::before {
    top: 8px;
    left: 8px;
    right: -8px;
    bottom: -8px;
  }
}

@media (max-width: 480px) {
  .site-header__brand a {
    font-size: 0.95rem;
  }

  .site-header__actions {
    gap: var(--space-xs);
  }

  .format-toggle {
    padding: 0.35rem 0.5rem;
    font-size: 0.6rem;
  }

  .timeboard__time>span.timeboard__time-format {
    display: none;
  }

  .timeboard__button {
    width: 100%;
  }

  .ticker-bar__item {
    flex-direction: column;
    gap: 0.1rem;
  }

  .ticker-bar__label {
    font-size: 0.55rem;
  }

  .ticker-bar__value {
    font-size: 0.7rem;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.timeboard__primary {
  animation: slideUp 0.8s ease-out;
}

.timeboard__day-box {
  animation: slideUp 0.6s ease-out;
  animation-fill-mode: both;
}

.timeboard__day-box:nth-child(1) {
  animation-delay: 0.15s;
}

.timeboard__day-box:nth-child(2) {
  animation-delay: 0.3s;
}

.timeboard__controls {
  animation: fadeIn 0.6s ease-out 0.4s both;
}

/* ============================================
   MAP CONTAINERS (if needed)
   ============================================ */
.timeboard__timezone-map {
  margin-top: var(--space-xl);
  width: 100%;
  position: relative;
  background: var(--bg);
  overflow: hidden;
}

#globe-container {
  width: 100%;
  height: 600px;
  min-height: 400px;
  position: relative;
  background: var(--forest);
  display: flex;
  align-items: center;
  justify-content: center;
}

#globe-container canvas {
  max-width: 100%;
  max-height: 100%;
}

#map-2d-container {
  width: 100%;
  height: 500px;
  min-height: 400px;
  position: relative;
  background: var(--cream);
  margin-top: var(--space-lg);
}

#map-2d-container svg {
  width: 100%;
  height: 100%;
}

.globe-controls {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  z-index: 10;
}

.city-search-wrapper {
  position: relative;
}

.city-search-input {
  padding: 0.85rem 1rem;
  border: 2px solid var(--stroke);
  background: var(--surface);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  width: 300px;
  transition: border-color var(--transition-fast);
}

.city-search-input:focus {
  outline: none;
  border-color: var(--chartreuse);
}

.city-search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 4px;
  background: var(--surface);
  border: 2px solid var(--stroke);
  box-shadow: 8px 8px 0 0 var(--chartreuse);
  max-height: 300px;
  overflow-y: auto;
  z-index: 100;
  display: none;
}

.city-search-result {
  padding: 0.85rem 1rem;
  cursor: pointer;
  border-bottom: 1px solid var(--gray-200);
  transition: background var(--transition-fast);
}

.city-search-result:hover {
  background: var(--chartreuse);
  color: var(--forest);
}

/* Tooltip */
.timezone-tooltip {
  position: absolute;
  background: var(--forest);
  color: var(--cream);
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  line-height: 1.5;
  border: 2px solid var(--chartreuse);
  pointer-events: none;
  z-index: 1000;
  max-width: 280px;
}

.timezone-tooltip strong {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 600;
  color: var(--chartreuse);
}

/* Selected zones panel */
.selected-zones-panel {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: var(--surface);
  border: 2px solid var(--stroke);
  padding: var(--space-md);
  min-width: 280px;
  max-width: 350px;
  max-height: 500px;
  z-index: 10;
  overflow-y: auto;
}

.selected-zones-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--gray-200);
}

.selected-zones-header h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
}

.selected-zones-clear {
  background: transparent;
  border: 1px solid var(--gray-400);
  color: var(--fg);
  padding: 0.3rem 0.75rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.selected-zones-clear:hover {
  border-color: #FF3B30;
  color: #FF3B30;
}

.selected-zones-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.selected-zone-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem;
  background: var(--cream);
  border: 1px solid var(--gray-200);
}

body[data-theme="dark"] .selected-zone-item {
  background: var(--forest-light);
  border-color: rgba(255, 255, 255, 0.1);
}

.selected-zone-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.selected-zone-time {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  margin: 0 0.5rem;
}

.selected-zone-remove {
  background: transparent;
  border: none;
  color: var(--gray-400);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.selected-zone-remove:hover {
  color: #FF3B30;
}

/* Map interaction styles */
#timezone-map [data-interactive="true"] {
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

#timezone-map [data-interactive="true"]:hover,
#timezone-map [data-interactive="true"].tz-highlighted {
  opacity: 0.7;
  stroke-width: 2;
  stroke: var(--fg);
}

#timezone-map [data-interactive="true"].tz-selected {
  opacity: 0.8;
  stroke-width: 3;
  stroke: var(--chartreuse);
}

#map-2d-container .timezone-path {
  transition: fill var(--transition-fast);
}

#map-2d-container .timezone-path:hover {
  stroke-width: 1;
}

/* Duration info */
.timeboard__date-info-durations {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
  font-size: 0.85rem;
}

.timeboard__date-info-durations[hidden] {
  display: none;
}

.timeboard__date-info-duration {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* Countdowns */
.timeboard__countdowns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.timeboard__countdown {
  padding: var(--space-md);
  background: var(--cream);
  border: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

body[data-theme="dark"] .timeboard__countdown {
  background: var(--forest-light);
  border-color: rgba(255, 255, 255, 0.1);
}

.timeboard__countdown-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.timeboard__countdown-value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
}

/* Meta information */
.timeboard__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-md);
  font-size: 0.8rem;
}

.timeboard__meta dt {
  font-weight: 600;
  margin-bottom: 0.25rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.timeboard__meta dd {
  margin: 0;
  color: var(--fg-muted);
}

/* Hour progress - hidden by default */
.timeboard__hour-progress,
.timeboard__hour-dot,
.timeboard__daylight-indicator,
.timeboard__daylight-dot {
  display: none;
}

/* Timezone references */
.timeboard__timezone-references {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
  font-size: 0.85rem;
}

.timeboard__timezone-ref-label {
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.timeboard__timezone-ref-separator {
  color: var(--gray-400);
}

.timeboard__timezone-ref-item {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.timeboard__timezone-ref-country {
  color: var(--fg-muted);
  font-size: 0.85em;
}

.timeboard__timezone-abbr {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: help;
}

.timeboard__timezone-ref-row {
  font-size: inherit;
  text-align: center;
}

/* Location display */
.timeboard__location {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
}

.timeboard__timezone-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* City details */
.city-details {
  width: min(100%, 720px);
  margin: 0 auto;
  padding: var(--space-lg);
  background: var(--surface);
  border: 2px solid var(--stroke);
  position: relative;
}

.city-details::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 8px;
  right: -8px;
  bottom: -8px;
  background: var(--chartreuse);
  z-index: -1;
}

.city-details__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
}

.city-details__line {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

/* Time small variant */
.timeboard__time--small {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

.timeboard__clock--secondary {
  width: fit-content;
  min-width: 140px;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.timeboard__clock--secondary .timeboard__time--small {
  width: 100%;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.timeboard__date--utc {
  font-size: 0.65rem;
  color: var(--fg-muted);
}

/* ========================================
   DATELINE COMPARISON SECTION
   Two-column layout for timezone differences
======================================== */
.dateline-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.dateline-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.dateline-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.dateline-column__title {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--fg-muted);
  margin-bottom: var(--space-md);
}

.dateline-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--gray-200);
}

.dateline-row:last-child {
  border-bottom: none;
}

.dateline-location {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--fg);
}

.dateline-location__country {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dateline-time {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg);
}

.dateline-column--right .dateline-time {
  color: var(--chartreuse);
}

@media (max-width: 768px) {
  .dateline-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .dateline-column+.dateline-column {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--gray-200);
  }
}

/* ============================================
   Location Search Component
   ============================================ */

.location-search {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 0 auto var(--space-lg);
}

.location-search__input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.location-search__input {
  width: 100%;
  padding: 0.75rem 1rem;
  padding-right: 4.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.location-search__input::placeholder {
  color: var(--fg-muted);
}

.location-search__input:focus {
  border-color: var(--chartreuse);
  box-shadow: 0 0 0 3px rgba(198, 255, 0, 0.15);
}

[data-theme="dark"] .location-search__input {
  background: var(--gray-900);
  border-color: var(--gray-700);
}

[data-theme="dark"] .location-search__input:focus {
  border-color: var(--chartreuse);
  box-shadow: 0 0 0 3px rgba(198, 255, 0, 0.1);
}

.location-search__offset {
  position: absolute;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-muted);
  pointer-events: none;
}

.location-search__results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 4px;
  background: var(--bg);
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  max-height: 320px;
  overflow-y: auto;
  z-index: 100;
  display: none;
}

.location-search__results.active {
  display: block;
}

[data-theme="dark"] .location-search__results {
  background: var(--gray-900);
  border-color: var(--gray-700);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.location-search__result {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--fg);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--gray-100);
  cursor: pointer;
  text-align: left;
  transition: background-color 0.15s;
}

.location-search__result:last-child {
  border-bottom: none;
}

.location-search__result:hover,
.location-search__result.selected {
  background: var(--gray-100);
}

[data-theme="dark"] .location-search__result {
  border-bottom-color: var(--gray-800);
}

[data-theme="dark"] .location-search__result:hover,
[data-theme="dark"] .location-search__result.selected {
  background: var(--gray-800);
}

.location-search__result-name {
  font-weight: 500;
}

.location-search__result-country {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.location-search__empty {
  padding: 1rem;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.9rem;
}

/* ============================================
   Continent Picker Component
   ============================================ */

.continent-picker {
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl) var(--space-3xl);
}

.continent-picker__header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.continent-picker__title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  font-style: italic;
  color: var(--fg);
  margin: 0;
}

.continent-picker__tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: var(--space-xl);
  padding: 0.4rem;
  background: var(--gray-100);
  border-radius: 10px;
}

[data-theme="dark"] .continent-picker__tabs {
  background: var(--gray-900);
}

.continent-picker__tab {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.6rem 1.25rem;
  color: var(--fg-muted);
  background: transparent;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.continent-picker__tab:hover {
  color: var(--fg);
  background: var(--bg);
}

.continent-picker__tab.active {
  color: var(--chartreuse-dark);
  background: var(--bg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  font-weight: 600;
}

.continent-picker__tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: var(--chartreuse);
  border-radius: 2px;
}

[data-theme="dark"] .continent-picker__tab:hover {
  background: var(--gray-800);
}

[data-theme="dark"] .continent-picker__tab.active {
  background: var(--gray-800);
  color: var(--chartreuse);
}

.continent-picker__cities {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 7.5rem;
}

@media (min-width: 700px) {
  .continent-picker__cities {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-flow: column;
  }
}

@media (min-width: 1100px) {
  .continent-picker__cities {
    grid-template-columns: repeat(3, 1fr);
  }
}

.continent-picker__city {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.8rem 0;
  margin-bottom: 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--gray-200);
  border-radius: 0;
  text-decoration: none;
  color: var(--fg);
  transition: all 0.15s ease;
  break-inside: avoid;
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.continent-picker__city:last-child {
  border-bottom: none;
}

.continent-picker__city:hover {
  background: transparent;
  border-bottom-color: var(--chartreuse);
}

.continent-picker__city:hover .continent-picker__city-name {
  color: var(--chartreuse);
}

[data-theme="dark"] .continent-picker__city {
  background: transparent;
  border-bottom-color: var(--gray-800);
}

[data-theme="dark"] .continent-picker__city:hover {
  background: transparent;
  border-bottom-color: var(--chartreuse);
}

.continent-picker__city-info {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  min-width: 0;
  flex: 1;
}

.continent-picker__city-name {
  font-size: 0.95rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.15s;
}

.continent-picker__city-offset {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: #E07A5F;
  white-space: nowrap;
  flex-shrink: 0;
  opacity: 0.8;
}

[data-theme="dark"] .continent-picker__city-offset {
  color: #F2A99C;
}

.continent-picker__city-time {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--fg-muted);
  white-space: nowrap;
  margin-left: auto;
  padding-left: 1rem;
}

.continent-picker__empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--fg-muted);
  padding: var(--space-xl);
}