/* Custom font faces for better iOS compatibility */
      @font-face {
        font-family: "SolariMono";
        src: local("SF Mono"), local("Monaco"), local("Menlo"),
          local("Consolas"), local("Liberation Mono"), local("Courier New");
        font-display: swap;
      }

      @font-face {
        font-family: "SolariSans";
        src: local("-apple-system"), local("BlinkMacSystemFont"),
          local("SF Pro Display"), local("Helvetica Neue"), local("Arial");
        font-display: swap;
      }
      :root {
        /* Font stacks for consistency */
        --font-mono: "JetBrains Mono", "SolariMono", "SF Mono", Monaco, Menlo,
          Consolas, "Liberation Mono", "Courier New", monospace;
        --font-sans: "Inter", "SolariSans", -apple-system, BlinkMacSystemFont,
          "SF Pro Display", "Helvetica Neue", Arial, sans-serif;

        /* Main theme colors */
        --bg-primary: #222;
        --bg-secondary: #333;
        --bg-tertiary: #111;
        --text-primary: #f2f0ef;
        --text-secondary: #666;
        --text-white: #ffffff;

        /* Flap colors */
        --flap-top-start: #050403;
        --flap-top-end: #2a2622;
        --flap-bottom-start: #0e0e0f;
        --flap-bottom-end: #1e1d1b;

        /* Control panel colors */
        --control-bg: white;
        --control-shadow: rgba(0, 0, 0, 0.1);
        --control-item-bg: #f8f8f8;
        --control-item-hover: #f0f0f0;

        /* Button colors */
        --btn-danger: #ff4444;
        --btn-danger-hover: #ff0000;
        --btn-success: #2ecc71;

        /* Border colors */
        --border-light: #e4e4e4;
        --border-dark: #222;

        /* Status colors */
        --status-bg: #f0f0f0;
        --warning-color: #f44336;

        /* Message type colors */
        --bus-color: #fffbeb;
        --prayer-color: #fffbeb;
        --datetime-color: #fde047;
        --islamic-datetime-color: #fef3c7;
        --error-color: #fca5a5;
        --holiday-color: #e9d5ff;

        /* Shadow colors */
        --shadow-light: rgba(0, 0, 0, 0.5);
        --shadow-medium: rgba(0, 0, 0, 0.1);
        --shadow-flap: rgba(242, 240, 239, 0.3);
        --shadow-toggle: hsla(0, 0%, 0%, 0.1);
        --shadow-toggle-blur: hsla(0, 0%, 0%, 0.04);
        --shadow-toggle-spread: hsla(0, 0%, 0%, 0.13);
        --shadow-toggle-inset: hsla(0, 0%, 0%, 0.05);

        /* Toggle colors */
        --toggle-bg: #f5f5f5;

        /* Indicator block colors */
        --indicator-urgent: #ff6b35;
        /* Vibrant orange for urgent (≤3 min bus, ≤10 min prayer) */
        --indicator-warning: #ffd700;
        /* Golden yellow for warning */
        --indicator-info: #4a90e2;
        /* Calm blue for information */
        --indicator-success: #2ecc71;
        /* Fresh green for success */
        --indicator-accent: #9b59b6;
        /* Purple for special occasions */
      }

      body {
        font-family: var(--font-sans);
        margin: 20px;
        background: var(--bg-primary);
        color: var(--text-primary);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        text-rendering: optimizeLegibility;
      }

      .progress-container {
        width: 100%;
        height: 4px;
        background: var(--bg-secondary);
        margin-bottom: 20px;
        border-radius: 2px;
        overflow: hidden;
        box-shadow: inset 0 1px 3px var(--shadow-light);
      }

      .progress-line {
        height: 100%;
        width: 0%;
        background: var(--text-primary);
        border-radius: 2px;
        transition: width 0.1s linear;
        box-shadow: inset 0 1px 2px var(--shadow-flap);
      }

      .board-container {
        font-family: var(--font-mono);
        font-size: 40px;
        font-weight: bold;
        text-align: center;
        padding: 20px;
        background: var(--bg-primary);
        display: inline;
        font-variant-numeric: tabular-nums;
        letter-spacing: 0.05em;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
      }

      .row {
        display: flex;
        justify-content: center;
        margin: 2px 0;
      }

      .character {
        display: inline-block;
        width: 40px;
        height: 60px;
        margin: 2px;
        background: var(--bg-tertiary);
        position: relative;
        overflow: hidden;
        color: var(--text-white);
        perspective: 400px;
      }

      .flap {
        position: absolute;
        width: 100%;
        height: 95%;
        left: 0;
        background: var(--bg-secondary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 40px;
        line-height: 1;
        backface-visibility: hidden;
      }

      .top {
        top: 0;
        transform-origin: bottom;
        border-bottom: 1px solid var(--border-dark);
        clip-path: inset(0 0 50% 0);
        background: var(--flap-top-start);
        background: linear-gradient(
          180deg,
          var(--flap-top-start) 0%,
          var(--flap-top-end) 95%
        );
      }

      .bottom {
        bottom: 0;
        transform-origin: top;
        clip-path: inset(50% 0 0 0);
        background: var(--flap-bottom-start);
        background: linear-gradient(
          180deg,
          var(--flap-bottom-start) 0%,
          var(--flap-bottom-end) 95%
        );
      }

      .flapping {
        animation: flip 0.1s linear;
      }

      @keyframes flip {
        0% {
          transform: rotateX(0deg);
        }

        100% {
          transform: rotateX(-180deg);
        }
      }

      /* Control Panel Styles */
      .control-panel-toggle {
        position: fixed;
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
        background: var(--bg-secondary);
        border: 2px solid var(--text-primary);
        border-radius: 50%;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        color: var(--text-primary);
        transition: all 0.3s ease;
        z-index: 1000;
        box-shadow: 0 4px 12px var(--shadow-light);
      }

      .control-panel-toggle:hover {
        background: var(--bg-tertiary);
        transform: scale(1.1);
        box-shadow: 0 6px 16px var(--shadow-light);
      }

      .control-panel-toggle.active {
        background: var(--btn-success);
        border-color: var(--btn-success);
      }

      .control-panel {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-top: 2px solid var(--text-primary);
        transform: translateY(100%);
        transition: transform 0.4s ease;
        z-index: 999;
        max-height: 70vh;
        overflow-y: auto;
        box-shadow: 0 -4px 20px var(--shadow-light);
      }

      .control-panel.expanded {
        transform: translateY(0);
      }

      .control-panel-content {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr 1fr;
        gap: 20px;
        padding: 20px;
        max-width: 1600px;
        margin: 0 auto;
      }

      @media (max-width: 1400px) {
        .control-panel-content {
          grid-template-columns: 1fr 1fr;
        }
      }

      @media (max-width: 768px) {
        .control-panel-content {
          grid-template-columns: 1fr;
        }
      }

      .control-section {
        background: var(--bg-tertiary);
        border-radius: 8px;
        padding: 20px;
        border: 1px solid var(--text-secondary);
      }

      .control-section h3 {
        color: var(--text-primary);
        margin: 0 0 15px 0;
        font-size: 18px;
        font-family: var(--font-sans);
        display: flex;
        align-items: center;
        gap: 10px;
      }

      .control-section h3::before {
        content: "⚙️";
        font-size: 16px;
      }

      .controls h3::before {
        content: "✏️";
      }

      .queue-container h3::before {
        content: "📋";
      }

      .toggle-controls h3::before {
        content: "🔧";
      }

      .system-status h3::before {
        content: "📊";
      }

      .bus-stop-config h3::before {
        content: "🚌";
      }

      /* Bus Stop Configuration Styles */
      .bus-stop-add {
        display: flex;
        gap: 10px;
        align-items: center;
        margin-bottom: 15px;
        flex-wrap: wrap;
      }

      .bus-stop-add input {
        padding: 8px;
        background: var(--bg-primary);
        border: 1px solid var(--text-secondary);
        border-radius: 4px;
        color: var(--text-primary);
        font-family: var(--font-sans);
      }

      .bus-stop-add input#newBusStopInput {
        flex: 0 0 120px;
        min-width: 120px;
      }

      .bus-stop-add input#newBusStopNameInput {
        flex: 1;
        min-width: 200px;
      }

      .bus-stop-add input:focus {
        outline: none;
        border-color: var(--btn-success);
        box-shadow: 0 0 0 2px rgba(46, 204, 113, 0.2);
      }

      .bus-stop-add button {
        padding: 8px 16px;
        background: var(--btn-success);
        color: var(--text-white);
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-weight: bold;
        transition: background 0.2s ease;
        white-space: nowrap;
      }

      .bus-stop-add button:hover {
        background: #27ae60;
      }

      .bus-stop-list {
        max-height: 200px;
        overflow-y: auto;
      }

      .bus-stop-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px;
        margin: 5px 0;
        background: var(--bg-primary);
        border-radius: 4px;
        border: 1px solid var(--text-secondary);
        transition: background 0.2s ease;
      }

      .bus-stop-item:hover {
        background: var(--bg-secondary);
      }

      .bus-stop-info {
        flex-grow: 1;
        color: var(--text-primary);
        font-family: var(--font-sans);
        font-size: 14px;
      }

      .bus-stop-code {
        font-weight: bold;
        color: var(--btn-success);
      }

      .bus-stop-name {
        color: var(--text-secondary);
        margin-left: 10px;
      }

      .bus-stop-item .delete-btn {
        background: var(--btn-danger);
        color: var(--text-white);
        border: none;
        border-radius: 3px;
        padding: 5px 10px;
        cursor: pointer;
        transition: background 0.2s ease;
        font-size: 12px;
        white-space: nowrap;
      }

      .bus-stop-item .delete-btn:hover {
        background: var(--btn-danger-hover);
      }

      .controls {
        display: flex;
        flex-direction: column;
        gap: 15px;
      }

      .controls .input-row {
        display: flex;
        gap: 10px;
        align-items: stretch;
      }

      .controls textarea {
        flex: 1;
        min-width: 250px;
        height: 80px;
        padding: 10px;
        background: var(--bg-primary);
        border: 1px solid var(--text-secondary);
        border-radius: 4px;
        color: var(--text-primary);
        font-family: var(--font-sans);
        resize: vertical;
        box-sizing: border-box;
      }

      .controls textarea:focus {
        outline: none;
        border-color: var(--btn-success);
        box-shadow: 0 0 0 2px rgba(46, 204, 113, 0.2);
      }

      .input-container {
        position: relative;
        display: flex;
        flex-direction: column;
        flex: 1;
        min-height: 102px;
      }

      .char-counter {
        text-align: right;
        color: var(--text-secondary);
        font-size: 12px;
        margin-top: 4px;
        padding-right: 5px;
      }

      .char-counter.warning {
        color: var(--warning-color);
      }

      .controls input[type="color"] {
        width: 60px;
        height: 102px;
        border: 1px solid var(--text-secondary);
        border-radius: 4px;
        background: var(--bg-primary);
        cursor: pointer;
        box-sizing: border-box;
      }

      .controls button {
        padding: 12px 20px;
        background: var(--btn-success);
        color: var(--text-white);
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-weight: bold;
        transition: background 0.2s ease;
        height: 102px;
        min-width: 120px;
        box-sizing: border-box;
      }

      .controls button:hover {
        background: #27ae60;
      }

      .queue-container {
        display: flex;
        flex-direction: column;
        gap: 15px;
      }

      .queue-controls {
        display: flex;
        gap: 10px;
        align-items: center;
        flex-wrap: wrap;
      }

      .queue-controls button {
        padding: 8px 16px;
        background: var(--bg-primary);
        color: var(--text-primary);
        border: 1px solid var(--text-secondary);
        border-radius: 4px;
        cursor: pointer;
        transition: all 0.2s ease;
      }

      .queue-controls button:hover {
        background: var(--text-secondary);
        color: var(--bg-primary);
      }

      .queue-controls input[type="number"] {
        width: 80px;
        padding: 8px;
        background: var(--bg-primary);
        border: 1px solid var(--text-secondary);
        border-radius: 4px;
        color: var(--text-primary);
      }

      .queue-list {
        max-height: 200px;
        overflow-y: auto;
      }

      .queue-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px;
        margin: 5px 0;
        background: var(--bg-primary);
        border-radius: 4px;
        border: 1px solid var(--text-secondary);
        transition: background 0.2s ease;
      }

      .queue-item:hover {
        background: var(--bg-secondary);
      }

      .queue-text {
        flex-grow: 1;
        color: var(--text-primary);
        font-family: var(--font-sans);
      }

      .color-preview {
        width: 20px;
        height: 20px;
        border-radius: 50%;
        margin: 0 10px;
        border: 1px solid var(--text-secondary);
      }

      .delete-btn {
        background: var(--btn-danger);
        color: var(--text-white);
        border: none;
        border-radius: 3px;
        padding: 5px 10px;
        cursor: pointer;
        transition: background 0.2s ease;
      }

      .delete-btn:hover {
        background: var(--btn-danger-hover);
      }

      .toggle-controls {
        display: flex;
        flex-direction: column;
        gap: 15px;
      }

      .bus-stop-input {
        display: flex;
        gap: 10px;
        align-items: center;
        margin-bottom: 15px;
      }

      .bus-stop-input input {
        flex: 1;
        padding: 8px;
        background: var(--bg-primary);
        border: 1px solid var(--text-secondary);
        border-radius: 4px;
        color: var(--text-primary);
      }

      .status-displays {
        display: flex;
        flex-direction: column;
        gap: 10px;
      }

      .status-display {
        padding: 10px;
        background: var(--bg-primary);
        border-radius: 4px;
        border: 1px solid var(--text-secondary);
        color: var(--text-primary);
        font-size: 12px;
        min-height: 20px;
        font-family: monospace;
        transition: all 0.2s ease;
      }

      .status-display.success {
        border-color: var(--btn-success);
        color: var(--btn-success);
        background: var(--bg-primary);
      }

      .status-display.warning {
        border-color: var(--warning-color);
        color: var(--warning-color);
        background: var(--bg-primary);
      }

      .status-display.error {
        border-color: var(--btn-danger);
        color: var(--btn-danger);
        background: var(--bg-primary);
      }

      .toggle-container {
        margin: 15px 0;
      }

      .toggle-label {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 16px;
        font-weight: 500;
      }

      /* iOS Toggle Switch Styles */
      .toggle-switch {
        position: relative;
        width: 55px;
        height: 34px;
        margin: 0;
        padding: 0;
        border: none;
        border-radius: 0;
        background: transparent;
      }

      .toggle-switch input {
        opacity: 0;
        position: absolute;
        width: 0;
        height: 0;
      }

      .toggle-switch input + label {
        position: relative;
        display: inline-block;
        user-select: none;
        transition: 0.4s ease;
        -webkit-tap-highlight-color: transparent;
        height: 30px;
        width: 50px;
        border-radius: 30px;
        cursor: pointer;
        background: var(--bg-primary);
      }

      .toggle-switch input + label:before {
        content: "";
        position: absolute;
        display: block;
        height: 28px;
        width: 48px;
        top: 0;
        left: 0;
        border-radius: 30px;
        transition: 0.2s cubic-bezier(0.24, 0, 0.5, 1);
        background: var(--bg-primary);
      }

      .toggle-switch input + label:after {
        content: "";
        position: absolute;
        display: block;
        background: var(--text-primary);
        height: 26px;
        width: 26px;
        top: 1px;
        left: 1px;
        border-radius: 50%;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        transition: 0.35s cubic-bezier(0.54, 1.6, 0.5, 1);
      }

      /* When Active */
      .toggle-switch input:checked + label:before {
        background: var(--btn-success);
        transition: background 0.2s cubic-bezier(0, 0, 0, 0.1);
      }

      .toggle-switch input:checked + label:after {
        left: 22px;
        background: var(--text-white);
      }

      .toggle-switch input:focus + label {
        box-shadow: 0 0 0 2px rgba(46, 204, 113, 0.3);
      }

      .datetime-container {
        display: flex;
        justify-content: center;
        margin-bottom: 10px;
        background: var(--bg-primary);
      }

      .datetime-board {
        font-family: var(--font-mono);
        font-size: 40px;
        font-weight: bold;
        text-align: center;
        padding: 10px 20px;
        background: var(--bg-primary);
        display: block;
        font-variant-numeric: tabular-nums;
        letter-spacing: 0.05em;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
      }

      .datetime-row {
        display: flex;
        justify-content: center;
        margin: 2px 0;
      }

      /* Indicator block styles */
      .indicator-block {
        display: inline-block;
        font-family: monospace;
        font-weight: bold;
        font-size: inherit;
        margin: 0 2px;
        text-shadow: 0 0 3px currentColor;
        animation: pulse-glow 2s ease-in-out infinite alternate;
      }

      .indicator-urgent {
        color: var(--indicator-urgent);
      }

      .indicator-warning {
        color: var(--indicator-warning);
      }

      .indicator-info {
        color: var(--indicator-info);
      }

      .indicator-success {
        color: var(--indicator-success);
      }

      .indicator-accent {
        color: var(--indicator-accent);
      }

      @keyframes pulse-glow {
        0% {
          text-shadow: 0 0 3px currentColor;
          opacity: 0.8;
        }

        100% {
          text-shadow: 0 0 8px currentColor, 0 0 12px currentColor;
          opacity: 1;
        }
      }

      /* Touch Mode Overlay Styles */
      .touch-mode-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(34, 34, 34, 0.95);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 2000;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        pointer-events: none;
      }

      .touch-mode-overlay.visible {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
      }

      .mode-display {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 20px;
        background: rgba(64, 64, 64, 0.95);
        border: 2px solid #404040;
        padding: 15px 25px;
        box-shadow: 0 8px 32px var(--shadow-light);
        transform: scale(0.8);
        transition: transform 0.3s ease;
        width: 400px;
        height: 80px;
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        position: relative;
      }

      .touch-mode-overlay.visible .mode-display {
        transform: scale(1);
      }

      .mode-icon-container {
        width: 80px;
        height: 80px;
        background: #cc9900;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
      }

      .mode-icon {
        font-size: 40px;
        color: #333;
        font-family: "Phosphor";
      }

      .mode-text-container {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 15px;
        flex-grow: 1;
      }

      .mode-circles {
        position: absolute;
        top: 8px;
        right: 8px;
        font-size: 16px;
        font-weight: bold;
        line-height: 1;
        color: #cc9900;
        font-variant-numeric: tabular-nums;
        font-family: var(--font-mono);
        display: flex;
        align-items: center;
        gap: 3px;
        z-index: 10;
      }

      .mode-name {
        font-size: 24px;
        font-weight: bold;
        letter-spacing: 0.1em;
        color: #cc9900;
        font-family: var(--font-sans);
      }

      /* Touch area for main display */
      .touch-area {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 100px; /* Leave space for control panel toggle */
        z-index: 1;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
      }

      /* Responsive adjustments for mobile */
      @media (max-width: 768px) {
        .mode-display {
          width: 320px;
          height: 100px;
          padding: 15px 20px;
        }

        .mode-icon-container {
          width: 60px;
          height: 60px;
        }

        .mode-icon {
          font-size: 30px;
        }

        .mode-circles {
          font-size: 12px;
        }

        .mode-name {
          font-size: 18px;
        }
      }

/* Retired: configuration now lives in the DB-backed admin page (issue #3)
   and the on-screen bottom carousel (issue #4). Kept in the DOM (not
   removed) so the legacy script's getElementById calls don't throw. */
#controlPanelToggle,
#controlPanel {
  display: none !important;
}