/* Wotisy — World Time Sync Stylesheet */

:root {
  /* --- LIGHT THEME (DEFAULT - PURE WHITE) --- */
  --bg-base: #ffffff;
  --card-bg: #ffffff;
  --card-border: rgba(30, 37, 48, 0.08);
  --text-primary: #181d26;
  --text-muted: #5e6d82;
  --text-dim: #94a3b8;

  --accent-blue: #0284c7;
  --accent-violet: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.08);

  --time-line-color: #ff3b30; /* Crimson current timeline */
  --time-line-glow: rgba(255, 59, 48, 0.2);

  --font-primary: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --left-panel-width: 260px;
  --tracker-height: 72px;
}

/* --- CELESTIAL DARK THEME OVERRIDES --- */
body.theme-dark {
  --bg-base: #0a0a10;
  --card-bg: #0a0a10;
  --card-border: rgba(255, 255, 255, 0.08);
  --text-primary: #f1f1f6;
  --text-muted: #8a8a9c;
  --text-dim: #555566;

  --accent-blue: #38bdf8;
  --accent-violet: #818cf8;
  --accent-glow: rgba(129, 140, 248, 0.1);
}

/* Base resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-primary);
  overflow-x: hidden;
  min-height: 100vh;
  transition:
    background-color 0.3s ease,
    color 0.3s ease;
}

/* Scrollbars styling */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 0;
}
body.theme-dark ::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
}

/* Background Nebula - made extremely subtle and translucent to keep pure white appearance */
.bg-nebula {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--bg-base);
  transition: background 0.3s ease;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.06; /* Highly translucent for minimal look */
  animation: drift 28s infinite alternate ease-in-out;
}

body.theme-dark .orb {
  opacity: 0.04;
}

.orb-1 {
  width: 650px;
  height: 650px;
  background: radial-gradient(
    circle,
    rgba(99, 102, 241, 0.15),
    transparent 70%
  );
  top: -220px;
  left: -120px;
}

.orb-2 {
  width: 550px;
  height: 550px;
  background: radial-gradient(
    circle,
    rgba(14, 165, 233, 0.12),
    transparent 70%
  );
  bottom: -160px;
  right: -110px;
}

@keyframes drift {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(60px, 40px) scale(1.1);
  }
}

/* App Layout Grid */
.app-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0; /* Removed vertical padding so header flush */
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  gap: 0px; /* Zero gaps for contiguous flat tiles */
  position: relative;
  z-index: 1;
}

/* App Header Section */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 20px 16px 20px;
  background: var(--card-bg);
  border-bottom: none; /* Removed under-header line */
  border-radius: 0; /* Pure Flat */
  box-shadow: none !important; /* No Drop Shadows */
  animation: headerSlideDown 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}

.logo-icon {
  color: var(--text-primary);
  width: 24px;
  height: 24px;
  animation: logoSpin 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.logo-area:hover .logo-icon {
  transform: rotate(180deg);
}

.logo-text h1 {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 4px;
  color: var(--text-primary);
}

.logo-text .subtitle {
  font-size: 0.5rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Header Controls cluster */
.header-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

/* Segmented Control (Format selection) */
.segmented-control {
  display: flex;
  position: relative;
  background: rgba(0, 0, 0, 0.05);
  padding: 2px;
  border-radius: 9999px; /* Pill Rounded */
  box-shadow: none !important;
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}

body.theme-dark .segmented-control {
  background: rgba(255, 255, 255, 0.05);
}

.segment-slider {
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: 2px;
  width: calc(50% - 2px);
  background: var(--text-primary);
  border-radius: 9999px;
  z-index: 1;
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.segmented-control.format-12h .segment-slider {
  transform: translateX(100%);
}

.segment-btn {
  position: relative;
  z-index: 2;
  flex: 1;
  text-align: center;
  background: transparent !important;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-primary);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 9999px; /* Pill Rounded */
  cursor: pointer;
  transition: color 0.15s ease;
  box-shadow: none !important;
}

.segment-btn:hover {
  color: var(--text-primary);
}

.segment-btn.active {
  color: var(--bg-base);
}

/* Theme Toggle Button */
.btn-theme-toggle {
  background: rgba(0, 0, 0, 0.05);
  border: none;
  color: var(--text-primary);
  padding: 8px;
  border-radius: 50%; /* Circular Button */
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s;
  box-shadow: none !important;
}

body.theme-dark .btn-theme-toggle {
  background: rgba(255, 255, 255, 0.05);
}

.btn-theme-toggle:hover {
  background: rgba(0, 0, 0, 0.08);
}

body.theme-dark .btn-theme-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn-theme-toggle svg {
  width: 14px;
  height: 14px;
}

/* System sync indicator badge (Same height, borderless interactive pill) */
.status-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px; /* Symmetrical padding perfectly framing the dot */
  border-radius: 9999px; /* Pill Rounded */
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
  border: none;
  cursor: default; /* Not clickable by default when LIVE */
  box-shadow: none !important;
  transition:
    background 0.15s,
    opacity 0.15s,
    padding 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
  user-select: none;
}

body.theme-dark .status-badge {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.status-badge.clickable {
  cursor: pointer;
}

.status-badge.clickable:hover {
  background: rgba(0, 0, 0, 0.08);
}

.status-badge.custom-time {
  padding: 6px 6px 6px 12px; /* Tighter right side when timer pill is expanded */
}

body.theme-dark .status-badge.clickable:hover {
  background: rgba(255, 255, 255, 0.08);
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  background-color: #10b981;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0;
  color: transparent;
  overflow: hidden;
}

.status-badge.custom-time .status-indicator {
  width: 38px;
  height: 18px;
  background-color: rgba(0, 0, 0, 0.08);
  font-size: 0.6rem;
  color: var(--text-primary);
  padding: 0;
}

body.theme-dark .status-badge.custom-time .status-indicator {
  background-color: rgba(255, 255, 255, 0.1);
}

.status-badge.revert-mode .status-indicator {
  width: 6px;
  height: 6px;
  background-color: rgba(0, 0, 0, 0.08);
  font-size: 0;
  color: transparent;
}

body.theme-dark .status-badge.revert-mode .status-indicator {
  background-color: rgba(255, 255, 255, 0.1);
}

.hidden {
  display: none !important;
}

/* Primary CTA Add Timezone Button */
.btn-primary {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--text-primary);
  border: none;
  color: var(--bg-base);
  padding: 8px 16px;
  border-radius: 9999px; /* Pill Rounded */
  font-weight: 600;
  cursor: pointer;
  font-size: 0.75rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: none !important;
}

.btn-primary.max-reached {
  background-color: transparent !important;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 3px,
    var(--card-border) 3px,
    var(--card-border) 4px
  ) !important;
  color: var(--text-primary) !important;
  pointer-events: none;
  border: 1px solid var(--card-border);
}

.btn-primary.max-reached svg {
  display: none;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-primary:active {
  transform: scale(1.02); /* Scale up on click */
}

.btn-primary svg {
  width: 14px;
  height: 14px;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); /* Transition for rotation */
}

.btn-primary:hover svg {
  transform: rotate(90deg); /* 90 degrees rotation on hover */
}

/* Core Time Tracker Panel Widget Card */
.tracker-card {
  position: relative;
  background: var(--card-bg);
  border: none; /* Removed outline borders */
  border-radius: 0; /* Pure Flat */
  overflow: hidden;
  padding: 0;
  display: flex;
  flex-direction: column;
  box-shadow: none !important; /* No Drop Shadows */
}

/* Vertical Shared Indicator Now Line (NOW RED WITH NO GLOW / MINIMAL) */
.shared-now-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(var(--left-panel-width) + 50%);
  width: 2px;
  background-color: var(--time-line-color);
  z-index: 2000; /* Higher than .track-row.dragging (1000) */
  pointer-events: none !important;
  box-shadow: none !important; /* No Drop Shadows */
}

.shared-now-line .glow-point {
  display: block !important;
  width: 6px;
  height: 6px;
  background-color: var(--time-line-color);
  border-radius: 50%;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none !important;
}

/* Centered floating digital clock above shared now line (NO BACKGROUND, NO SHADOW, NO BORDER, CENTERED ON THE LINE) */
.glowing-time-readout {
  position: absolute;
  top: calc(
    var(--tracker-height) / 2
  ); /* Centered vertically in the 80px bar */
  left: 50%;
  transform: translate(
    -50%,
    -50%
  ); /* Centered horizontally and vertically where the red dot is */
  display: flex;
  align-items: center; /* Perfectly centers the stacked AM/PM group and the time digits along the horizontal midline */
  justify-content: center;
  background: transparent !important; /* No black background */
  padding: 4px 10px;
  border-radius: 0; /* Pure Flat */
  box-shadow: none !important; /* No Drop Shadows */
  z-index: 110;
  white-space: nowrap;
  pointer-events: none !important;
}

.glowing-time-readout .time-text {
  font-family: var(--font-mono);
  font-size: 1.5rem; /* Increased font size for highly prominent layout! */
  font-weight: 700;
  color: var(--text-primary) !important; /* Same color as track digits */
  letter-spacing: 0.5px;
  line-height: 1;
  position: relative;
}

.blink-colon-1 {
  color: color-mix(
    in srgb,
    currentColor calc(var(--blink-ratio-1, 1) * 100%),
    var(--text-dim)
  );
  opacity: calc(0.2 + 0.8 * var(--blink-ratio-1, 1));
}

.blink-colon-2 {
  color: color-mix(
    in srgb,
    currentColor calc(var(--blink-ratio-2, 1) * 100%),
    var(--text-dim)
  );
  opacity: calc(0.2 + 0.8 * var(--blink-ratio-2, 1));
}

.ampm-stacked-container {
  position: absolute;
  right: calc(
    100% - 2px
  ); /* Absolutely positioned outside the flow of time digits */
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end; /* Right aligned */
  height: 1.2rem; /* Perfectly matches visual cap height of the digits */
  font-family: var(--font-mono);
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.ampm-marker {
  color: var(--text-primary);
  opacity: 0.22; /* Very light gray / faint */
  transition:
    opacity 0.2s ease,
    color 0.2s ease;
  line-height: 1;
}

.ampm-marker.active {
  opacity: 1;
}

/* Static Header Clock Space Container */
.static-clock-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--tracker-height);
  pointer-events: none; /* Ignore mouse interactions but let children capture them */
  z-index: 105;
}

.static-clock-header .floating-format-selector,
.static-clock-header .floating-status-badge {
  pointer-events: auto; /* Active search and selector pointer captures */
}

/* Floating 24/12 selector (Moved all the way to the Left) */
.floating-format-selector {
  position: absolute;
  top: 50%;
  left: 20px; /* Positioned to match lateral padding from the header */
  transform: translate(0, -50%);
  z-index: 110;
  display: flex;
  align-items: center;
}

/* Live status indicator (Moved all the way to the Right) */
.floating-status-badge {
  position: absolute;
  top: 50%;
  right: 20px; /* Positioned to match lateral padding from the header/footer */
  transform: translate(0, -50%);
  z-index: 110;
  display: flex;
  align-items: center;
}

/* Active Tracks List */
.tracks-list {
  display: flex;
  flex-direction: column;
  min-height: 200px;
  position: relative;
  padding-top: var(--tracker-height); /* Same height as track row! */
}

/* Single Track Row - Has dynamic progressive gray background spanning end-to-edge */
.track-row {
  display: flex;
  height: var(--tracker-height);
  border-bottom: 1px solid var(--card-border);
  position: relative;
  transition:
    transform 0.2s cubic-bezier(0.16, 1, 0.3, 1),
    background-color 0.2s,
    opacity 0.2s,
    height 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    border-color 0.2s;
  user-select: none;
  box-shadow: none !important;
  gap: 8px;
  animation: trackReveal 0.45s cubic-bezier(0.16, 1, 0.3, 1) both;
  opacity: 0;
}

.track-row.deleting {
  background-color: rgba(239, 68, 68, 0.15) !important;
  height: 0 !important;
  opacity: 0 !important;
  border-bottom-color: transparent !important;
  overflow: hidden !important;
  pointer-events: none !important;
}

.track-row.dragging {
  opacity: 0.85;
  background: #e2e8f0 !important;
  z-index: 1000;
  box-shadow: none !important;
  transition: none !important;
}

.track-row.dragging .track-timeline,
.track-row.dragging .name-click-zone,
.track-row.dragging .btn-delete-track {
  pointer-events: none;
}

body.theme-dark .track-row.dragging {
  background: #1e1e2f !important;
}

/* Left panel: Info zone (Fully transparent background to inherit row's progressive color) */
.track-info {
  width: var(--left-panel-width);
  min-width: var(--left-panel-width);
  padding: 0 0 0 14px; /* Removed right padding so the delete icon hits the absolute rightmost edge */
  display: flex;
  align-items: center;
  border-right: none; /* Removed border to space out with pure whitespace gap */
  z-index: 10;
  gap: 4px; /* Reduced to 4px to establish exact gap between city hover bg and delete bg */
  background-color: transparent !important; /* Inherit parent row's shading */
  position: relative;
}

/* Rearrange Drag Handles */
.drag-handle {
  color: var(--text-dim);
  cursor: grab;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  margin-right: 6px; /* Retain original distance from the label despite reduced flex gap */
  transition: color 0.15s;
}

.drag-handle:hover {
  color: var(--text-primary);
}

.drag-handle:active {
  cursor: grabbing;
}

.drag-handle svg {
  width: 14px;
  height: 14px;
}

/* Country names and editable click vectors */
.name-click-zone {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  position: relative;
  padding: 4px 10px; /* Restored symmetric padding since delete icon is no longer absolute */
  border-radius: 8px; /* Beautiful 8px border radius hover effect */
  transition: background-color 0.15s;
  overflow: hidden;
}

.name-click-zone:hover {
  background-color: rgba(0, 0, 0, 0.035);
}

body.theme-dark .name-click-zone:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

.country-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.time-zone-lbl {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

/* Dynamic offset badges */
.offset-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  background: transparent;
  padding: 0 4px 0 0; /* slight right padding */
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
}

.offset-badge.local {
  background: transparent;
  color: var(--text-muted);
}

/* Delete active row button (Shown on hover, matching height and 8px border-radius) */
.btn-delete-track {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  width: 28px;
  height: 36px; /* Matches the exact height of .name-click-zone */
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  pointer-events: none;
}

.btn-delete-track:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

body.theme-dark .btn-delete-track:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.btn-delete-track svg {
  width: 14px;
  height: 14px;
}

.track-row:hover .btn-delete-track {
  opacity: 1;
  pointer-events: auto;
}

.btn-delete-track:hover {
  color: #ef4444;
  background: rgba(
    239,
    68,
    68,
    0.08
  ); /* Transparent red hover matching the 8px border-radius shape */
}

.btn-delete-track svg {
  width: 14px; /* Set to standard size (matching handles) to make the scaling effect prominent and beautiful */
  height: 14px;
  stroke-width: 2;
  transform: scale(
    0.75
  ); /* Scaled to 0.75 when hovering over the track line next to the city */
  transform-origin: center; /* Enforce centered scaling pivot point */
  transition:
    transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
    color 0.15s;
}

/* Spring back to full 100% scale (14px) when hovering directly over the delete button container */
.btn-delete-track:hover svg {
  transform: scale(1) !important;
}

/* Right panel: Timescales slider container (Fully transparent to inherit row gray shades) */
.track-timeline {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: grab;
  background: transparent !important; /* Inherit parent row's shading */
  touch-action: none; /* Prevents mobile browser from intercepting touch gestures as panning or swiping */
}

.track-timeline:active {
  cursor: grabbing;
}

/* Removed colorful Day/Night bands layers to propagate pure gray timescale backgrounds */
.bands-layer {
  display: none !important;
}

/* Ticks rendering layer */
.ticks-layer {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  pointer-events: none;
  z-index: 2;
}

/* Center Hour digits vertically, align lines to the bottom of the track */
.tick-element {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 48px;
  transform: translateX(-50%);
  pointer-events: none;
}

.tick-digit {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(
    -50%,
    -50%
  ); /* Perfectly centered vertically and horizontally */
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-primary);
  opacity: 0.85;
  letter-spacing: -0.4px;
  white-space: nowrap;
}

/* Digits color-matched timeline ticks */
.tick-line {
  position: absolute;
  bottom: 0; /* Aligned precisely to the bottom of the track row */
  left: 50%;
  transform: translateX(-50%);
}

.tick-line.hour-line {
  height: 18px; /* Reduced from 22px */
  background-color: var(--text-primary);
  opacity: 0.85;
  width: 1px;
}

.tick-line.half-hour-line {
  height: 12px; /* Standard height */
  background-color: var(--text-primary);
  opacity: 0.85;
  width: 1px; /* Thinner than hour markers */
}

.tick-line.ten-min-line {
  height: 8px; /* Increased from 4px */
  background-color: var(--text-primary);
  opacity: 0.25;
  width: 1px;
}

/* Outside standard working hours opacity scales apply ONLY to digits! */
.tick-element.working-hours .tick-digit {
  opacity: 0.85;
}

.tick-element.shoulder-hours .tick-digit {
  opacity: 0.75; /* Saturated first hour before and after standard working hours */
}

.tick-element.night-hours .tick-digit {
  opacity: 0.5; /* Saturated outside standard hours */
}

/* Pointer Hover scanning indicators */
.hover-indicator {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: rgba(
    30,
    41,
    59,
    0.25
  ); /* Elegant, dark translucent slate tracker line */
  pointer-events: none;
  z-index: 50;
  display: none;
  box-shadow: none !important;
}

.hover-tooltip {
  position: absolute;
  top: 4px; /* Repositioned to the top part of the track row */
  transform: translateX(-50%);
  background: #1e293b; /* Premium dark slate background */
  color: #ffffff; /* White text for contrast on dark badge */
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px; /* Beautifully rounded corners shape */
  pointer-events: none;
  z-index: 60;
  white-space: nowrap;
  display: none;
  box-shadow: none !important;
}

/* Loading animations */
.loading-state {
  padding: 50px 0;
  text-align: center;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid rgba(0, 0, 0, 0.05);
  border-top: 2px solid var(--accent-violet);
  border-radius: 0; /* Pure Flat */
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- Entry animations --- */
@keyframes headerSlideDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes logoSpin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(180deg);
  }
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes trackReveal {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Dashboard Legend (Tooltips) */
.app-legend {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 100%;
  gap: 20px;
  padding: 24px 20px;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 3px,
    var(--card-border) 3px,
    var(--card-border) 4px
  );
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.85s both;
  opacity: 0;
}

.info-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
}

.app-legend .info-item:first-child {
  align-items: flex-start;
  text-align: left;
}

.app-legend .info-item:last-child {
  align-items: flex-end;
  text-align: right;
}

.info-item svg {
  width: 12px !important;
  height: 12px !important;
  min-width: 12px !important;
  min-height: 12px !important;
  max-width: 12px !important;
  max-height: 12px !important;
  flex: 0 0 12px !important;
  color: var(--text-muted);
}

/* --- SEO Content Sections --- */
.seo-content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin: 3rem 0 1rem 0;
  padding: 0 20px;
}

.seo-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  opacity: 0;
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.seo-card:nth-child(1) {
  animation-delay: 1s;
}

.seo-card:nth-child(2) {
  animation-delay: 1.15s;
}

.seo-card h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.seo-card p,
.seo-card li {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-muted);
}

.seo-card ol {
  list-style: none;
  padding-left: 0;
  counter-reset: seo-counter;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.seo-card ol li {
  position: relative;
  padding-left: 2.25rem;
}

.seo-card ol li::before {
  content: counter(seo-counter);
  counter-increment: seo-counter;
  position: absolute;
  left: 0;
  top: 2px;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  border-radius: 6px;
  background-color: transparent;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 3px,
    var(--card-border) 3px,
    var(--card-border) 4px
  );
}

.seo-card strong {
  color: var(--text-muted);
  font-weight: 600;
}

/* Dashboard Footer notes - Arranged in a space-between layout */
.app-footer {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0 20px 24px 20px;
  border-top: none;
  margin-top: 3rem;
  font-size: 0.7rem;
  color: var(--text-dim);
  animation: fadeSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) 1.3s both;
  opacity: 0;
}

.footer-left,
.footer-right {
  display: flex;
  align-items: center;
}

/* --- Modal Keyframe Animations --- */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Overlay Dialog Add modals (Flat styles matching) */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.15);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  opacity: 0;
  animation: fadeIn 0.15s forwards ease-out;
}

body.theme-dark .modal-overlay {
  background: rgba(3, 3, 7, 0.6);
}

.modal-card {
  background: var(--bg-base);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  width: 460px;
  max-width: 90vw;
  display: flex;
  flex-direction: column;
  max-height: 75vh;
  overflow: hidden;
  transform: scale(0.98);
  animation: scaleIn 0.18s forwards ease-out;
  box-shadow: none !important; /* No Drop Shadows */
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  flex-shrink: 0;
}

.modal-header h2 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.btn-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 50%; /* Circular Button */
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.btn-close:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

.btn-close svg {
  width: 16px;
  height: 16px;
}

/* Modal Search Filters */
.modal-search {
  position: relative;
  padding: 12px 20px 6px 20px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.search-icon {
  position: absolute;
  left: 30px;
  color: var(--text-dim);
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.modal-search input {
  width: 100%;
  background: rgba(0, 0, 0, 0.02);
  border: none;
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  padding: 10px 14px 10px 36px;
  border-radius: 9999px; /* Pill Rounded */
  outline: none;
  transition: all 0.15s;
}

.modal-search input:focus {
  border-color: var(--accent-violet);
  background: rgba(99, 102, 241, 0.05);
}

.btn-clear {
  position: absolute;
  right: 30px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
}

.btn-clear svg {
  width: 14px;
  height: 14px;
}

/* Modal categories bar */
.modal-categories {
  display: flex;
  gap: 6px;
  padding: 6px 20px;
  overflow-x: auto;
  scrollbar-width: none;
  flex-shrink: 0;
}

.category-btn {
  background: rgba(0, 0, 0, 0.04);
  border: none;
  color: var(--text-muted);
  font-family: var(--font-primary);
  padding: 5px 12px;
  border-radius: 9999px; /* Pill Rounded */
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.category-btn:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.06);
}

.category-btn.active {
  background: var(--text-primary);
  color: var(--bg-base);
}

/* Modal Suggestion results */
.results-list {
  flex: 1;
  overflow-y: auto;
  padding: 10px 20px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sticky-continent-header {
  position: sticky;
  top: -10px;
  background: var(--bg-base);
  padding: 12px 0 4px 14px;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  z-index: 10;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.02);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: none !important;
}

.result-item:hover {
  background: rgba(99, 102, 241, 0.05);
  border-color: rgba(99, 102, 241, 0.15);
}

.result-item.already-added {
  background-color: transparent !important;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 3px,
    var(--card-border) 3px,
    var(--card-border) 4px
  );
  cursor: default !important;
  opacity: 0.6;
}

.result-item.already-added:hover {
  background-color: transparent !important;
}

.result-item.already-added .result-region {
  font-weight: 700;
}

.result-item.already-added .result-city,
.result-item.already-added .result-time {
  color: var(--text-muted);
}

.result-left {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.result-city {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
}

.result-region {
  font-size: 0.65rem;
  color: var(--text-muted);
}

.result-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.result-offset {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  background: rgba(0, 0, 0, 0.04);
  padding: 1px 4px;
  border-radius: 0; /* Pure Flat */
  color: var(--text-muted);
}

.result-time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-primary);
  font-weight: 600;
}

.empty-results {
  text-align: center;
  padding: 30px 0;
  color: var(--text-dim);
  font-size: 0.8rem;
}

.empty-results svg {
  width: 24px;
  height: 24px;
  margin-bottom: 6px;
  opacity: 0.5;
}

/* Responsiveness adjustments */
@media (max-width: 900px) {
  :root {
    --left-panel-width: 190px;
  }

  .country-name {
    font-size: 0.78rem;
  }
  .glowing-time-readout .time-text {
    font-size: 1.5rem; /* Maintain prominent size on mobile/tablet viewports */
  }
}

.name-click-zone .abbr-text {
  display: none;
}

/* Ultra-narrow mobile optimization */
@media (max-width: 550px) {
  .name-click-zone .full-text {
    display: none !important;
  }
  .name-click-zone .abbr-text {
    display: inline !important;
  }
  .track-info {
    width: 125px !important;
    min-width: 125px !important;
    padding-left: 14px !important;
    padding-right: 6px !important;
    display: flex !important;
    align-items: center !important;
  }
  .name-click-zone {
    flex: 0 0 68px !important;
    width: 68px !important;
    max-width: 68px !important;
    padding: 4px 6px !important;
  }
  .btn-delete-track {
    flex: 0 0 24px !important;
    width: 24px !important;
    margin-left: auto !important;
    display: flex !important;
    justify-content: center !important;
  }
  #btn-add-timezone span {
    display: none !important;
  }
  #btn-add-timezone {
    flex: 0 0 auto !important;
    padding: 8px 12px !important;
  }
  .header-controls {
    width: auto !important;
    justify-content: flex-end !important;
    gap: 16px !important;
  }
  .app-legend {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 16px 20px;
  }
  .info-item {
    gap: 4px;
    font-size: 0.6rem !important;
  }
  .app-footer {
    font-size: 0.6rem !important;
  }
}