/**
 * Rail 24 — Phase 3 UI
 * Dual brand: Rail (emerald) + Flight (cobalt/indigo)
 */

:root {
    /* Flight domain */
    --flight-color: #3b82f6;
    --flight-dark: #2563eb;
    --flight-light: #60a5fa;
    --flight-muted: rgba(59, 130, 246, 0.15);
    --flight-glow: 0 0 24px rgba(59, 130, 246, 0.28);
    --gradient-flight: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);

    /* Active domain (switched via body.domain-rail | body.domain-flight) */
    --domain-color: var(--primary-color);
    --domain-dark: var(--primary-dark);
    --domain-muted: rgba(16, 185, 129, 0.12);
    --domain-border: var(--border-accent);
    --domain-glow: var(--shadow-glow);
}

body.domain-flight {
    --domain-color: var(--flight-color);
    --domain-dark: var(--flight-dark);
    --domain-muted: var(--flight-muted);
    --domain-border: rgba(59, 130, 246, 0.45);
    --domain-glow: var(--flight-glow);
    --text-accent: var(--flight-light);
    --gradient-bg:
        radial-gradient(ellipse 70% 45% at 20% -10%, rgba(16, 185, 129, 0.05) 0%, transparent 55%),
        radial-gradient(ellipse 55% 40% at 95% 0%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 50% 35% at 80% 100%, rgba(59, 130, 246, 0.06) 0%, transparent 45%);
}

body.domain-rail {
    --gradient-bg:
        radial-gradient(ellipse 75% 50% at 30% -15%, rgba(16, 185, 129, 0.08) 0%, transparent 55%),
        radial-gradient(ellipse 50% 40% at 100% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
}

body {
    transition: background-color 0.35s ease;
}

/* —— App shell header —— */
.header {
    background: rgba(12, 18, 34, 0.82);
    border-bottom: 1px solid var(--border-divider);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

.header-container {
    padding: var(--space-3) var(--space-6);
    gap: var(--space-4);
}

.logo-section {
    gap: var(--space-3);
    text-decoration: none;
    color: inherit;
}

.logo-mark {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(16, 185, 129, 0.2), rgba(59, 130, 246, 0.2));
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-mark__rail {
    font-size: 18px;
    color: var(--primary-light);
    position: absolute;
    left: 9px;
    top: 11px;
}

.logo-mark__flight {
    font-size: 14px;
    color: var(--flight-light);
    position: absolute;
    right: 8px;
    bottom: 9px;
    opacity: 0.95;
}

.logo-text h1,
.logo-text .logo-title {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    background: linear-gradient(90deg, var(--primary-light) 0%, var(--flight-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    margin: 0;
}

.logo-tagline {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    margin-top: 2px;
}

/* Search */
.search-bar-container {
    max-width: 520px;
}

.search-input {
    padding: 11px 48px 11px 16px;
    border-radius: 999px;
    background: var(--bg-surface);
    border-color: var(--border-divider);
}

.search-input:focus {
    border-color: var(--domain-color);
    box-shadow: 0 0 0 3px var(--domain-muted);
}

.search-btn {
    border-radius: 999px;
    width: 34px;
    height: 34px;
    background: var(--domain-color);
}

.search-btn:hover {
    background: var(--domain-dark);
}

body.domain-flight .search-btn {
    background: var(--flight-color);
}

body.domain-flight .search-btn:hover {
    background: var(--flight-dark);
}

/* Header actions */
.header-actions {
    gap: var(--space-2);
}

.btn-signup {
    background: var(--gradient-primary);
    border: none;
    box-shadow: var(--shadow);
}

body.domain-flight .btn-signup {
    background: var(--gradient-flight);
}

.btn-adfree {
    border-radius: 999px;
    font-size: 12px;
    padding: 8px 14px;
}

/* —— Navigation shell —— */
.nav-shell {
    position: sticky;
    top: 73px;
    z-index: 999;
    background: rgba(12, 18, 34, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-divider);
}

.nav-shell__inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2) var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: nowrap;
}

.nav-group--rail {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nav-group__label {
    display: none;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary-light);
    white-space: nowrap;
    gap: 6px;
    align-items: center;
}

.nav-tabs.nav-tabs--rail,
.nav-tabs.rail-tabs {
    background: var(--bg-surface);
    border: 1px solid var(--border-divider);
    border-radius: 999px;
    padding: 4px;
    gap: 2px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex: 1;
    min-width: 0;
    border-bottom: none;
    margin: 0;
}

.nav-tabs.nav-tabs--rail::-webkit-scrollbar,
.nav-tabs.rail-tabs::-webkit-scrollbar {
    display: none;
}

.nav-tab {
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    border: 1px solid transparent;
    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        box-shadow var(--transition-fast),
        border-color var(--transition-fast);
}

.nav-tab i {
    font-size: 12px;
    opacity: 0.85;
}

.nav-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.nav-tab.active {
    color: #fff;
    background: var(--gradient-primary);
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

.nav-tab[data-tab="live-map"].active {
    background: var(--gradient-primary);
}

/* Flight tab — separated pill */
.nav-group--flight {
    flex-shrink: 0;
}

.nav-tab--flight {
    padding: 10px 20px;
    border-radius: 999px;
    background: var(--bg-surface);
    border: 1px solid rgba(59, 130, 246, 0.35);
    color: var(--flight-light);
    font-weight: 700;
    gap: 8px;
    box-shadow: none;
}

.nav-tab--flight:hover {
    background: var(--flight-muted);
    border-color: var(--flight-color);
    color: #fff;
}

.nav-tab--flight.active {
    background: var(--gradient-flight);
    border-color: transparent;
    color: #fff;
    box-shadow: var(--flight-glow);
}

/* News tab — distinct pill, links out to /news (not a SPA tab) */
.nav-tab--news,
.nav-tab--news:link,
.nav-tab--news:visited {
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(245, 158, 11, 0.12);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #fbbf24;
    font-weight: 700;
    gap: 8px;
    text-decoration: none;
    position: relative;
}

.nav-tab--news::after {
    content: 'NEW';
    position: absolute;
    top: -6px;
    right: -6px;
    background: linear-gradient(135deg, #ef4444, #f59e0b);
    color: #fff;
    font-size: 9px;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 6px;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.45);
}

.nav-tab--news:hover {
    background: rgba(245, 158, 11, 0.22);
    border-color: rgba(245, 158, 11, 0.7);
    color: #fff;
    text-decoration: none;
}

/* Game tab — distinct glowing pill, links out to /play */
.nav-tab--game,
.nav-tab--game:link,
.nav-tab--game:visited {
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.4);
    color: #a5b4fc;
    font-weight: 700;
    gap: 8px;
    text-decoration: none;
    position: relative;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.1);
}

.nav-tab--game::after {
    content: 'PLAY';
    position: absolute;
    top: -6px;
    right: -6px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    font-size: 9px;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 6px;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.45);
}

.nav-tab--game:hover {
    background: rgba(99, 102, 241, 0.22);
    border-color: rgba(99, 102, 241, 0.7);
    color: #fff;
    text-decoration: none;
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

/* Ensure all .nav-tab anchors (not just news) don't get default underline */
a.nav-tab,
a.rail-tab {
    text-decoration: none;
}

/* Domain accent on primary buttons when in flight mode */
body.domain-flight .rail-btn--primary {
    background: var(--gradient-flight);
}

body.domain-flight .rail-btn--primary:hover {
    filter: brightness(1.08);
}

body.domain-flight button:focus-visible,
body.domain-flight input:focus-visible,
body.domain-flight select:focus-visible {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.35);
}

/* Cards & forms */
.rail-card,
.search-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-divider);
    background: var(--bg-card);
    box-shadow: var(--shadow);
}

.rail-card h2,
.search-card h2 {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-2);
}

.search-card .description {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: var(--space-5);
}

.rail-card:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-md);
}

.find-trains-container,
.train-info-container,
.live-status-container,
.availability-container,
.pnr-status-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-6) var(--space-8);
}

/* Flight tab content accent */
body.domain-flight #flight-tab .search-card h2 i,
body.domain-flight #flight-tab h2 i.fa-plane-departure {
    color: var(--flight-light);
}

#flight-tab.active ~ * {
    /* noop */
}

#flight-tab .glass-panel {
    border-color: rgba(59, 130, 246, 0.2);
}

/* Footer */
footer[role="contentinfo"],
body > footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-divider);
}

footer a:hover {
    color: var(--domain-color) !important;
}

/* Loading overlay */
.loading-overlay {
    backdrop-filter: blur(6px);
    background: rgba(12, 18, 34, 0.75);
}

.loader {
    border-top-color: var(--domain-color);
}

/* Ad-free modal gem uses domain-agnostic purple — keep */

/* Light theme tweaks */
[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.9);
}

[data-theme="light"] .nav-shell {
    background: rgba(255, 255, 255, 0.92);
}

[data-theme="light"] .nav-tabs.nav-tabs--rail {
    background: #f1f5f9;
}

[data-theme="light"] .nav-tab.active:not(.nav-tab--flight) {
    color: #fff;
}

[data-theme="light"] .nav-tab--flight {
    background: #eff6ff;
    border-color: rgba(59, 130, 246, 0.35);
}

[data-theme="light"] .nav-tab--flight.active {
    color: #fff;
}

[data-theme="light"] .logo-text h1 {
    -webkit-text-fill-color: transparent;
}

/* Map controls follow active domain */
body.domain-flight .map-controls .control-btn:hover {
    border-color: var(--flight-color);
    color: var(--flight-light);
}

body.domain-flight .map-controls .control-btn {
    border-color: rgba(59, 130, 246, 0.25);
}

/* —— Responsive —— */
@media (min-width: 900px) {
    .nav-group__label {
        display: inline-flex;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: var(--space-3) var(--space-4);
    }

    .logo-tagline {
        display: none;
    }

    .logo-mark {
        width: 40px;
        height: 40px;
    }

    .nav-shell {
        top: 0;
        position: relative;
    }

    .nav-shell__inner {
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-2) var(--space-3);
        gap: var(--space-2);
    }

    .nav-group--rail {
        flex-direction: column;
        align-items: stretch;
    }

    .nav-tabs.nav-tabs--rail {
        border-radius: var(--radius-md);
    }

    .nav-group--flight {
        display: flex;
        justify-content: stretch;
        gap: var(--space-2);
    }

    .nav-tab--flight,
    .nav-tab--news,
    .nav-tab--game {
        flex: 1;
        justify-content: center;
    }

    .header-actions .btn-login,
    .header-actions .btn-signup {
        display: none;
    }

    .btn-adfree span,
    .btn-adfree {
        padding: 8px 10px;
    }

    .btn-adfree i {
        margin: 0;
    }

    .find-trains-container,
    .train-info-container,
    .live-status-container,
    .availability-container,
    .pnr-status-container {
        padding: var(--space-4);
    }
}

@media (max-width: 480px) {
    .nav-tab:not(.nav-tab--flight):not(.nav-tab--news):not(.nav-tab--game) {
        padding: 8px 12px;
        font-size: 0;
        gap: 0;
    }

    .nav-tab:not(.nav-tab--flight):not(.nav-tab--news):not(.nav-tab--game) i {
        font-size: 15px;
        margin: 0;
    }

    .nav-tab--flight,
    .nav-tab--news,
    .nav-tab--game {
        font-size: 13px;
    }
}

/* ==========================================================================
   MapLibre GL WebGL Map Styling & Enhancements
   ========================================================================== */

/* Modern dark glassmorphic popups */
.maplibregl-popup {
    z-index: 1000;
}

.maplibregl-popup-content {
    background: var(--bg-glass) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
    box-shadow: var(--shadow-xl) !important;
    padding: 0 !important;
    overflow: hidden;
}

.maplibregl-popup-close-button {
    background-color: transparent !important;
    border: 0 !important;
    border-radius: 0 12px 0 0 !important;
    cursor: pointer !important;
    position: absolute !important;
    right: 0 !important;
    top: 0 !important;
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 18px !important;
    padding: 8px 12px !important;
    transition: color var(--transition-fast) !important;
}

.maplibregl-popup-close-button:hover {
    background-color: rgba(255, 255, 255, 0.1) !important;
    color: #fff !important;
}

.maplibregl-popup-anchor-top .maplibregl-popup-tip {
    border-bottom-color: var(--bg-glass) !important;
}
.maplibregl-popup-anchor-bottom .maplibregl-popup-tip {
    border-top-color: var(--bg-glass) !important;
}
.maplibregl-popup-anchor-left .maplibregl-popup-tip {
    border-right-color: var(--bg-glass) !important;
}
.maplibregl-popup-anchor-right .maplibregl-popup-tip {
    border-left-color: var(--bg-glass) !important;
}

/* Modern dark MapLibre navigation controls */
.maplibregl-ctrl-group {
    background: var(--bg-glass) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    border: 1px solid var(--border-light) !important;
    box-shadow: var(--shadow-md) !important;
    border-radius: var(--radius-sm) !important;
}

.maplibregl-ctrl-group button {
    background-color: transparent !important;
    color: var(--text-primary) !important;
    border: none !important;
    width: 32px !important;
    height: 32px !important;
    filter: invert(0.95) brightness(1.6); /* Inverts dark icons to look white/silver */
    transition: background var(--transition-fast);
}

.maplibregl-ctrl-group button:hover {
    background-color: var(--bg-card-hover) !important;
}

/* Custom WebGL interactive map controls active states */
#btn-map-tilt.active,
#btn-map-rotate.active {
    background: var(--primary-color) !important;
    color: #fff !important;
    border-color: var(--primary-dark) !important;
    box-shadow: var(--shadow-glow) !important;
}

#btn-map-tilt i,
#btn-map-rotate i {
    transition: transform var(--transition-base);
}

#btn-map-rotate.active i {
    animation: spinRotate 8s linear infinite;
}

@keyframes spinRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Heatmap container override */
.maplibregl-canvas-container.maplibregl-interactive {
    cursor: grab;
}
.maplibregl-canvas-container.maplibregl-interactive:active {
    cursor: grabbing;
}

/* Sonar pulse for train delay status dot */
.modern-train-marker .status-pulse {
    display: block !important;
}


@keyframes pulseDot {
    0% {
        transform: scale(0.9);
        opacity: 0.8;
    }
    100% {
        transform: scale(2.5);
        opacity: 0;
    }
}

/* ==========================================================================
   Premium Zoom-Responsive Train Marker Styling (Micro, Medium, Detailed)
   ========================================================================== */
.modern-train-marker {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

/* Center and adjust glow ring relative to the marker */
.modern-train-marker .train-glow-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    transition: width 0.3s ease, height 0.3s ease;
}

/* Central capsule wrapper that morphs between round and pill shapes */
.modern-train-marker .train-capsule-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    z-index: 2;
    position: relative;
    box-sizing: border-box;
    overflow: hidden;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                height 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-radius 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s ease,
                border-color 0.3s ease,
                padding 0.3s ease,
                box-shadow 0.3s ease;
}

/* Central train icon container */
.modern-train-marker .train-icon-sec {
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    transition: font-size 0.3s ease, width 0.3s ease, height 0.3s ease, background-color 0.3s ease;
}

/* Detailed mode text displaying train number */
.modern-train-marker .train-tag-text {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-size: 11px;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 0.5px;
    white-space: nowrap;
    opacity: 0;
    width: 0;
    overflow: hidden;
    transition: opacity 0.2s ease, width 0.3s ease;
}

/* Detailed mode direction arrow */
.modern-train-marker .train-tag-dir-arrow {
    font-size: 10px;
    opacity: 0;
    width: 0;
    transition: opacity 0.2s ease, width 0.3s ease;
}

/* Direction pointer triangle for Medium mode */
.modern-train-marker .train-direction-pointer {
    position: absolute;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    z-index: 1;
    transition: transform 0.3s ease, opacity 0.3s ease, top 0.3s ease, bottom 0.3s ease;
}

/* Status dot with pulsing ring overlay */
.modern-train-marker .train-status-dot {
    position: absolute;
    border-radius: 50%;
    z-index: 3;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.3s ease, top 0.3s ease, right 0.3s ease;
}

/* Hover number badge style */
.modern-train-marker .train-number-badge-hover {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 800;
    color: #fff;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    z-index: 10;
}

/* HOVER INTERACTIONS */
.train-marker-custom:hover .train-number-badge-hover {
    opacity: 1 !important;
    transform: translateX(-50%) translateY(-12px) !important;
}
.train-marker-custom:hover .train-capsule-wrapper {
    filter: brightness(1.15) !important;
}
.train-marker-custom:hover .train-glow-ring {
    opacity: 0.85 !important;
    animation: pulseGlow 1.5s ease-in-out infinite !important;
}
.train-marker-custom:hover .train-status-dot {
    transform: scale(1.2) !important;
    box-shadow: 0 0 12px var(--status-color), 0 0 6px var(--status-color) !important;
}

/* Active and click interactions */
.train-marker-custom.active .train-capsule-wrapper {
    animation: markerActive 0.4s ease-out;
}
.train-marker-custom:active .train-capsule-wrapper {
    filter: brightness(0.9) !important;
}

/* ==========================================================================
   ZOOM LEVEL 1: MICRO MODE (data-zoom="micro")
   ========================================================================== */
.modern-train-marker[data-zoom="micro"] {
    width: 12px;
    height: 12px;
}
.modern-train-marker[data-zoom="micro"] .train-glow-ring {
    width: 22px;
    height: 22px;
    background: radial-gradient(circle, var(--status-color) 0%, transparent 70%) !important;
    animation: pulseGlow 2.5s infinite ease-in-out;
}
.modern-train-marker[data-zoom="micro"] .train-capsule-wrapper {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--status-color) !important;
    border: 1.5px solid rgba(255,255,255,0.95);
    box-shadow: 0 0 8px var(--status-color), 0 2px 6px rgba(0,0,0,0.5);
}
.modern-train-marker[data-zoom="micro"] .train-icon-sec,
.modern-train-marker[data-zoom="micro"] .train-tag-text,
.modern-train-marker[data-zoom="micro"] .train-tag-dir-arrow,
.modern-train-marker[data-zoom="micro"] .train-direction-pointer,
.modern-train-marker[data-zoom="micro"] .train-status-dot,
.modern-train-marker[data-zoom="micro"] .train-number-badge-hover {
    display: none !important;
}

/* ==========================================================================
   ZOOM LEVEL 2: MEDIUM MODE (data-zoom="medium")
   ========================================================================== */
.modern-train-marker[data-zoom="medium"] {
    width: 38px;
    height: 38px;
}
.modern-train-marker[data-zoom="medium"] .train-glow-ring {
    width: 48px;
    height: 48px;
    background: radial-gradient(circle, var(--status-color)33 0%, transparent 70%) !important;
    animation: pulseGlow 2.5s infinite ease-in-out;
}
.modern-train-marker[data-zoom="medium"] .train-capsule-wrapper {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-color) !important;
    border: 2px solid rgba(255,255,255,0.85);
    box-shadow: 0 4px 10px rgba(0,0,0,0.4), 0 0 12px var(--accent-glow);
}
.modern-train-marker[data-zoom="medium"] .train-icon-sec {
    display: flex;
    font-size: 14px;
}
.modern-train-marker[data-zoom="medium"] .train-tag-text,
.modern-train-marker[data-zoom="medium"] .train-tag-dir-arrow {
    display: none !important;
}
.modern-train-marker[data-zoom="medium"] .train-direction-pointer {
    display: block;
    opacity: 1;
}
.modern-train-marker[data-zoom="medium"] .train-status-dot {
    display: block;
    top: 0px;
    right: 0px;
    width: 11px;
    height: 11px;
    border: 2px solid #0f172a;
    background: var(--status-color);
    box-shadow: 0 0 8px var(--status-color);
}

/* ==========================================================================
   ZOOM LEVEL 3: DETAILED MODE (data-zoom="detailed")
   ========================================================================== */
.modern-train-marker[data-zoom="detailed"] {
    width: 92px;
    height: 28px;
}
.modern-train-marker[data-zoom="detailed"] .train-glow-ring {
    width: 102px;
    height: 38px;
    border-radius: 18px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%) !important;
    animation: pulseGlow 3s infinite ease-in-out;
}
.modern-train-marker[data-zoom="detailed"] .train-capsule-wrapper {
    width: 86px;
    height: 25px;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.88) !important;
    border: 1.5px solid var(--accent-color) !important;
    padding: 0 6px;
    justify-content: flex-start;
    gap: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5), 0 0 14px var(--accent-glow);
}
.modern-train-marker[data-zoom="detailed"] .train-icon-sec {
    display: flex;
    font-size: 10px;
    opacity: 0.95;
    background: rgba(255,255,255,0.15);
    width: 18px;
    height: 18px;
    border-radius: 50%;
}
.modern-train-marker[data-zoom="detailed"] .train-tag-text {
    display: inline-block !important;
    opacity: 1;
    width: auto;
}
.modern-train-marker[data-zoom="detailed"] .train-tag-dir-arrow {
    display: inline-block !important;
    opacity: 1;
    width: auto;
    margin-left: auto;
    color: var(--accent-color);
    animation: chevronBounce 1.5s infinite ease-in-out;
}
.modern-train-marker[data-zoom="detailed"] .train-direction-pointer,
.modern-train-marker[data-zoom="detailed"] .train-number-badge-hover {
    display: none !important;
}
.modern-train-marker[data-zoom="detailed"] .train-status-dot {
    display: block;
    top: -2px;
    right: -2px;
    width: 9px;
    height: 9px;
    border: 1.5px solid #0f172a;
    background: var(--status-color);
    box-shadow: 0 0 6px var(--status-color);
}

@keyframes chevronBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-2px);
    }
}

/* ==========================================================================
   Mobile Map Usability & Ads Optimizations
   ========================================================================== */
@media (max-width: 1024px) {
    body:has(#live-map.tab-content.active) .app-layout,
    body:has(#flight-tab.tab-content.active) .app-layout,
    body.active-tab-live-map .app-layout,
    body.active-tab-flight-tab .app-layout {
        display: flex !important;
        flex-direction: column !important;
        min-height: 100vh !important;
        width: 100vw !important;
        background: var(--bg-darker) !important;
    }

    /* Hide the top banner ad when map or flights tabs are active to optimize viewport and prevent page scroll */
    body.active-tab-live-map .top-ad-wrapper,
    body.active-tab-flight-tab .top-ad-wrapper,
    body.active-tab-live-map .rail24-ad--banner,
    body.active-tab-flight-tab .rail24-ad--banner {
        display: none !important;
        min-height: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        border: none !important;
        overflow: hidden !important;
    }

    /* Hide multiplex ads, footer ads, and website footer when map or flights tabs are active on mobile to prevent squishing map container */
    body.active-tab-live-map footer,
    body.active-tab-flight-tab footer,
    body.active-tab-live-map .rail24-ad--multiplex,
    body.active-tab-flight-tab .rail24-ad--multiplex,
    body.active-tab-live-map .rail24-ad--footer,
    body.active-tab-flight-tab .rail24-ad--footer {
        display: none !important;
        min-height: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        border: none !important;
        overflow: hidden !important;
    }

    /* Hide Google Auto Ads anchor/overlay frames when map or flights are active to prevent touch hijacking */
    body.active-tab-live-map ins.adsbygoogle[data-ad-status="filled"],
    body.active-tab-flight-tab ins.adsbygoogle[data-ad-status="filled"],
    body.active-tab-live-map iframe[name^="google_ads_iframe"],
    body.active-tab-flight-tab iframe[name^="google_ads_iframe"],
    body.active-tab-live-map .google-anchor-ad,
    body.active-tab-flight-tab .google-anchor-ad,
    body.active-tab-live-map ins.adsbygoogle[style*="position: fixed"],
    body.active-tab-flight-tab ins.adsbygoogle[style*="position: fixed"],
    body.active-tab-live-map ins.adsbygoogle[style*="position:fixed"],
    body.active-tab-flight-tab ins.adsbygoogle[style*="position:fixed"] {
        display: none !important;
        opacity: 0 !important;
        pointer-events: none !important;
        height: 0 !important;
        min-height: 0 !important;
    }

    /* Force main and map containers to fill 100% of remaining screen height */
    body.active-tab-live-map .main-content,
    body.active-tab-flight-tab .main-content {
        flex: 1 !important;
        display: flex !important;
        flex-direction: column !important;
        height: 100% !important;
        min-height: 0 !important;
        padding: 0 !important;
        margin: 0 !important;
        overflow: hidden !important;
    }

    body.active-tab-live-map .tab-content.active,
    body.active-tab-flight-tab .tab-content.active {
        flex: 1 !important;
        display: flex !important;
        flex-direction: column !important;
        height: 100% !important;
        min-height: 0 !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    body.active-tab-live-map .map-container,
    body.active-tab-flight-tab .map-container {
        flex: 1 !important;
        height: 100% !important;
        min-height: 0 !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    body.active-tab-live-map #map,
    body.active-tab-flight-tab #flight-global-map {
        height: 100% !important;
        min-height: 0 !important;
        width: 100% !important;
    }

    /* Fix header and nav layout sizing on mobile */
    body.active-tab-live-map .header,
    body.active-tab-flight-tab .header {
        flex-shrink: 0 !important;
    }

    body.active-tab-live-map .nav-shell,
    body.active-tab-flight-tab .nav-shell,
    body.active-tab-live-map .rail-nav,
    body.active-tab-flight-tab .rail-nav {
        flex-shrink: 0 !important;
    }
}

/* ==========================================================================
   AI Delay & Platform Predictor Sidebar Widget
   ========================================================================== */
.train-panel-ai-section {
    margin: 20px 0;
    padding: 15px;
    background: rgba(30, 41, 59, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1.5px solid rgba(99, 102, 241, 0.2);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.train-panel-ai-section:hover {
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 4px 24px rgba(99, 102, 241, 0.15);
}

.ai-widget-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
    padding-bottom: 8px;
}

.ai-widget-header i {
    color: #6366f1; /* Purple/indigo AI color */
    font-size: 16px;
    animation: brainGlow 2s infinite ease-in-out;
}

.ai-widget-header h4 {
    margin: 0;
    font-size: 13px;
    font-weight: 800;
    color: #f8fafc;
    letter-spacing: 0.8px;
    text-transform: uppercase;
}

.ai-widget-header .ai-badge {
    margin-left: auto;
    font-size: 9px;
    font-weight: 700;
    background: rgba(99, 102, 241, 0.25);
    color: #a5b4fc;
    padding: 2px 6px;
    border-radius: 20px;
    border: 1px solid rgba(99, 102, 241, 0.4);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.ai-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 12px;
}

.ai-stat-card {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ai-stat-card .ai-stat-label {
    font-size: 10px;
    color: #94a3b8;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ai-stat-card .ai-stat-value {
    font-size: 14px;
    font-weight: 800;
    color: #f1f5f9;
}

.ai-stat-card .ai-stat-meta {
    font-size: 9px;
    color: #64748b;
    font-weight: 500;
}

.ai-punctuality-container {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ai-punctuality-header {
    display: flex;
    justify-content: space-between;
    font-size: 10.5px;
    font-weight: 700;
    color: #94a3b8;
}

.ai-punctuality-header span:last-child {
    color: #10b981; /* Default on time color */
}

.ai-progress-bar-container {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
}

.ai-progress-bar {
    height: 100%;
    border-radius: 10px;
    width: 0%;
    transition: width 1s ease-out;
}

.ai-insight-box {
    background: rgba(99, 102, 241, 0.08);
    border-left: 3px solid #6366f1;
    border-radius: 0 6px 6px 0;
    padding: 10px;
    display: flex;
    gap: 8px;
    align-items: flex-start;
}

.ai-insight-box i {
    color: #a5b4fc;
    font-size: 11px;
    margin-top: 2px;
}

.ai-insight-box p {
    margin: 0;
    font-size: 11px;
    color: #cbd5e1;
    line-height: 1.4;
    font-weight: 500;
}

@keyframes brainGlow {
    0%, 100% {
        filter: drop-shadow(0 0 2px rgba(99, 102, 241, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.9));
    }
}

/* --- Refund Calculator Tab --- */
.refund-calculator-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-6) var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.refund-calculator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.select-wrapper {
    position: relative;
}

.select-wrapper select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 40px;
}

.slider-section {
    margin-top: var(--space-6);
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.slider-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: 8px;
}

.slider-title i {
    color: var(--primary-color);
}

.slider-container {
    position: relative;
    padding: 10px 0 30px;
}

.rail-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.rail-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 3px solid #0f172a;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
    transition: transform 0.1s ease, background-color 0.2s ease;
}

.rail-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    background: var(--primary-light);
}

.rail-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 3px solid #0f172a;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
    transition: transform 0.1s ease, background-color 0.2s ease;
}

.rail-slider::-moz-range-thumb:hover {
    transform: scale(1.15);
    background: var(--primary-light);
}

.slider-ticks {
    display: flex;
    justify-content: space-between;
    position: absolute;
    width: 100%;
    left: 0;
    top: 6px;
    pointer-events: none;
}

.slider-ticks .tick {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    position: relative;
    text-align: center;
    cursor: pointer;
    pointer-events: auto;
    padding-top: 18px;
    width: 80px;
    margin-left: -40px;
}

.slider-ticks .tick:first-child {
    margin-left: 0;
    text-align: left;
}

.slider-ticks .tick:last-child {
    margin-left: -80px;
    text-align: right;
}

.slider-ticks .tick::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.slider-ticks .tick:first-child::before {
    left: 4px;
    transform: none;
}

.slider-ticks .tick:last-child::before {
    left: auto;
    right: 4px;
    transform: none;
}

.slider-ticks .tick.active {
    color: var(--primary-light);
    font-weight: 700;
}

.slider-ticks .tick.active::before {
    background: var(--primary-color);
    transform: translateX(-50%) scale(1.3);
}

.slider-ticks .tick:first-child.active::before {
    transform: scale(1.3);
}
.slider-ticks .tick:last-child.active::before {
    transform: scale(1.3);
}

.slider-value-display {
    margin-top: var(--space-4);
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: rgba(16, 185, 129, 0.05);
    padding: 8px 12px;
    border-radius: 6px;
    border-left: 3px solid var(--primary-color);
}

.refund-results-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

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

.result-box {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-divider);
    background: var(--bg-card);
    padding: var(--space-5);
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.result-box:hover {
    transform: translateY(-2px);
}

.result-box--refund {
    border-color: rgba(16, 185, 129, 0.25);
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.05) 0%, rgba(12, 18, 34, 0.6) 100%);
}

.result-box--refund:hover {
    border-color: rgba(16, 185, 129, 0.5);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.15);
}

.result-box--deduct {
    border-color: rgba(239, 68, 68, 0.25);
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.05) 0%, rgba(12, 18, 34, 0.6) 100%);
}

.result-box--deduct:hover {
    border-color: rgba(239, 68, 68, 0.5);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.15);
}

.result-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.result-value {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin: var(--space-2) 0;
}

.result-box--refund .result-value {
    color: var(--primary-light);
    text-shadow: 0 0 15px rgba(52, 211, 153, 0.3);
}

.result-box--deduct .result-value {
    color: #f87171;
    text-shadow: 0 0 15px rgba(248, 113, 113, 0.3);
}

.result-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.result-summary-card {
    grid-column: 1 / -1;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-divider);
    background: var(--bg-card);
    padding: var(--space-5);
}

.result-summary-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: var(--space-2);
}

.result-summary-card h3 i {
    color: var(--primary-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-2) 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.summary-row--total {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: var(--space-3);
    margin-top: var(--space-2);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.refund-pct-bar-wrapper {
    height: 8px;
    background: rgba(239, 68, 68, 0.25);
    border-radius: 4px;
    margin: var(--space-4) 0;
    overflow: hidden;
    position: relative;
}

.refund-pct-bar {
    height: 100%;
    background: var(--primary-color);
    border-radius: 4px;
    transition: width 0.35s ease-out;
}

.summary-rule-box {
    margin-top: var(--space-4);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 8px;
    padding: var(--space-4);
}

.rule-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.rule-title i {
    color: #fbbf24;
}

.rule-description {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}