/* ══════════════════════════════════════════════════════════════
   TREINFO UNIVERSUM OVERLAY
   Manuele trigger via footer-knop — fullscreen glassmorphism overlay
   met taal-flip, service-kaartjes en trein-race-animatie bij sluiten
══════════════════════════════════════════════════════════════ */

/* ── Overlay backdrop ──────────────────────────────────────── */
#universe-overlay {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: wOverlayIn 0.5s ease forwards;
    overflow-y: auto;
}

#universe-overlay.dismissing {
    pointer-events: none;
}

@keyframes wOverlayIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ── Welcome card ──────────────────────────────────────────── */
.welcome-card {
    background: var(--treinfo-surface, rgba(255,255,255,0.07));
    border: 1px solid var(--treinfo-border, rgba(255,255,255,0.13));
    border-radius: 22px;
    padding: 2.25rem 2rem 1.75rem;
    max-width: 580px;
    width: 100%;
    text-align: center;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 32px 72px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.04);
    animation: wCardIn 0.5s ease 0.1s both;
}

@keyframes wCardIn {
    from { opacity: 0; transform: translateY(24px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Logo ──────────────────────────────────────────────────── */
.welcome-logo {
    height: 52px;
    width: auto;
    margin-bottom: 1.5rem;
    opacity: 0.9;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

/* ── Greeting flip area ────────────────────────────────────── */
.welcome-greeting-wrap {
    perspective: 500px;
    perspective-origin: center;
    height: 2.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    margin-bottom: 0.4rem;
}

.welcome-greeting {
    font-size: 1.65rem;
    font-weight: 700;
    line-height: 1.2;
    margin: 0;
    transform-origin: center center;
    letter-spacing: -0.02em;
    color: var(--bs-body-color);
    will-change: transform, opacity;
}

.welcome-subtitle {
    font-size: 0.875rem;
    color: var(--treinfo-text-muted, #8a9bb0);
    margin-bottom: 0;
    min-height: 1.25rem;
    transition: opacity 0.2s ease;
}

/* ── Service cards grid ────────────────────────────────────── */
.welcome-services {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
    margin: 1.6rem 0 1.5rem;
    text-align: left;
}

.welcome-service-card {
    position: relative;
    display: block;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 13px;
    padding: 1rem 1.1rem 1rem 1.3rem;
    text-decoration: none !important;
    color: inherit !important;
    transition: background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
    cursor: pointer;
    overflow: hidden;
}

.welcome-service-card:hover {
    background: rgba(255,255,255,0.10);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.18);
}

.ws-name {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    letter-spacing: -0.01em;
}

.ws-name .treinfo-name {
    color: var(--bs-body-color);
}

.ws-desc {
    font-size: 0.80rem;
    color: var(--treinfo-text-muted, #8a9bb0);
    line-height: 1.45;
    transition: opacity 0.2s ease;
}

/* Bracket accent — ::before pill dat niet de volledige hoogte beslaat,
   waardoor het het ( karakter nabootst */
.welcome-service-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    bottom: 14px;
    width: 4px;
    border-radius: 2px;
}

.ws-web::before      { background: #0060a9; }
.ws-tracker::before  { background: #e67e22; }
.ws-logger::before   { background: #0d6efd; }
.ws-map::before      { background: #198754; }
.ws-transfer::before { background: #6f42c1; }

/* ── Dismiss buttons ───────────────────────────────────────── */
.welcome-discover-btn {
    font-weight: 600;
    border-radius: 12px;
    padding: 0.65rem 1.25rem;
}

.welcome-never-btn {
    font-size: 0.8rem;
    opacity: 0.65;
    text-decoration: none !important;
    display: block;
    padding: 0.4rem;
    border: none;
    background: none;
    width: 100%;
    cursor: pointer;
    color: var(--treinfo-text-muted, #8a9bb0);
    transition: opacity 0.15s ease;
}

.welcome-never-btn:hover {
    opacity: 1;
}

/* ── Mobile adjustments ────────────────────────────────────── */
@media (max-width: 480px) {
    .welcome-card {
        padding: 1.75rem 1.25rem 1.25rem;
        border-radius: 18px;
    }

    .welcome-greeting { font-size: 1.35rem; }
    .welcome-greeting-wrap { height: 2.2rem; }

    .welcome-services {
        grid-template-columns: 1fr;
    }
}

/* ══════════════════════════════════════════════════════════════
   TREIN-RACE ANIMATIE
   Ingesloten box — zelfde breedte als welcome card
   4 sets: M7 · AM96P · AM08P · HLE18+I11
══════════════════════════════════════════════════════════════ */

#universe-race-stage {
    position: relative;           /* in overlay-flow, naast .welcome-card */
    width: 580px;
    max-width: calc(100vw - 2rem);
    height: 310px;
    border-radius: 22px;
    overflow: hidden;
    display: none;
    background:
        radial-gradient(ellipse at 50% -10%, rgba(20,50,140,0.35) 0%, transparent 55%),
        linear-gradient(to bottom, #030810 0%, #06101e 40%, #0b1830 80%, #101f38 100%);
    box-shadow: 0 32px 72px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.05);
    animation: wCardIn 0.4s ease both;
}

/* Sterrenhemel */
#universe-race-stage::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle, rgba(255,255,255,0.75) 1px, transparent 1px),
        radial-gradient(circle, rgba(255,255,255,0.45) 1px, transparent 1px),
        radial-gradient(circle, rgba(255,255,255,0.3) 1px, transparent 1px);
    background-size: 90px 55px, 130px 80px, 60px 40px;
    background-position: 10px 8px, 50px 20px, 25px 14px;
    opacity: 0.35;
    pointer-events: none;
    z-index: 0;
}

/* Bodemschaduw */
#universe-race-stage::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 28px;
    background: linear-gradient(to top, rgba(0,8,20,0.55) 0%, transparent 100%);
    z-index: 4;
    pointer-events: none;
}

/* ── Spoorlijnen ─────────────────────────────────────────── */
.t-track {
    position: absolute;
    left: 0; right: 0;
    height: 4px;
    z-index: 2;
    /* Dwarsliggers */
    background: repeating-linear-gradient(
        to right,
        rgba(100,80,60,0.55) 0px, rgba(100,80,60,0.55) 14px,
        transparent 14px, transparent 22px
    );
}
/* Bovenste rail */
.t-track::before {
    content: '';
    position: absolute;
    top: -3px; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(
        to right, rgba(160,140,110,0.5) 0%, rgba(210,190,160,0.85) 20%,
        rgba(210,190,160,0.85) 80%, rgba(160,140,110,0.5) 100%
    );
    box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}
/* Onderste rail */
.t-track::after {
    content: '';
    position: absolute;
    bottom: -3px; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(
        to right, rgba(160,140,110,0.5) 0%, rgba(200,180,150,0.75) 20%,
        rgba(200,180,150,0.75) 80%, rgba(160,140,110,0.5) 100%
    );
}

/* ── Trein-samenstelling ─────────────────────────────────── */
.t-train {
    position: absolute;
    display: flex;
    align-items: flex-end;
    gap: 0;              /* rijtuigen direct naast elkaar — geen marge */
    animation: trainRace linear forwards;
    filter: drop-shadow(0 4px 14px rgba(0,0,0,0.65));
    z-index: 3;
    image-rendering: auto;
}

@keyframes trainRace {
    from { transform: translateX(0); }
    to   { transform: translateX(var(--race-dist, 1400px)); }
}

/* ── Rijtuigen: zelfde .unit-block.img-mode structuur als renderComposition ── */
/* Hoogte 65px i.p.v. 110px (compositie) zodat 4 sporen in de box passen.    */
/* Kortere/hogere rijtuigen worden automatisch proportioneel via img-area.    */
#universe-race-stage .unit-block.img-mode {
    gap: 0 !important;
    padding: 0 !important;
    background: transparent !important;  /* geen witte box achter rijtuigen */
}
#universe-race-stage .unit-img-area {
    height: 65px !important;
    margin-bottom: 0 !important;
    background: transparent !important;  /* donkere stage-achtergrond zichtbaar */
}
#universe-race-stage .unit-block.img-mode img {
    max-height: 65px !important;
    image-rendering: auto;
    -webkit-user-drag: none;
    user-select: none;
}

/* ── Light mode: opake witte kaart (backdrop is altijd donker) ──── */
/* .welcome-card valt zonder --treinfo-surface terug op              */
/* rgba(255,255,255,0.07) — bijna transparant over de donkere achtergrond */
#universe-overlay .welcome-card {
    background: rgba(255, 255, 255, 0.97) !important;
    border-color: rgba(0, 0, 0, 0.08) !important;
    color: #1a1a2e;
}
#universe-overlay .welcome-greeting {
    color: #1a1a2e !important;
}
#universe-overlay .welcome-subtitle {
    color: #5a6a7e !important;
}
#universe-overlay .welcome-service-card {
    background: #f4f6f8 !important;
    border-color: rgba(0, 0, 0, 0.07) !important;
}
#universe-overlay .ws-name,
#universe-overlay .ws-name .treinfo-name {
    color: #1a1a2e !important;
}
#universe-overlay .ws-desc {
    color: #5a6a7e !important;
}
#universe-overlay .welcome-never-btn {
    color: #5a6a7e !important;
}

/* ── Dark mode: donkere kaart (hogere specificiteit wint van light) ── */
[data-bs-theme="dark"] #universe-overlay .welcome-card {
    background: rgba(15, 20, 30, 0.92) !important;
    border-color: rgba(255,255,255,0.10) !important;
    color: #e6edf3;
}
[data-bs-theme="dark"] #universe-overlay .welcome-greeting {
    color: #e6edf3 !important;
}
[data-bs-theme="dark"] #universe-overlay .welcome-subtitle {
    color: #7d8590 !important;
}
[data-bs-theme="dark"] #universe-overlay .welcome-service-card {
    background: rgba(255,255,255,0.07) !important;
    border-color: rgba(255,255,255,0.10) !important;
}
[data-bs-theme="dark"] #universe-overlay .ws-name,
[data-bs-theme="dark"] #universe-overlay .ws-name .treinfo-name {
    color: #e6edf3 !important;
}
[data-bs-theme="dark"] #universe-overlay .ws-desc {
    color: #7d8590 !important;
}
[data-bs-theme="dark"] #universe-overlay .welcome-never-btn {
    color: #7d8590 !important;
}