/* Title Screen overlay (shown before the game starts) */

body.title-screen-active {
    overflow: hidden;
}

body.title-screen-active #header,
body.title-screen-active #mainContainer,
body.title-screen-active #footer {
    display: none;
}

.title-screen-overlay {
    position: fixed;
    inset: 0;
    z-index: 2147481500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    box-sizing: border-box;

    background: #000;
}

.title-screen-overlay.hidden {
    display: none;
}

.title-screen-card {
    width: min(520px, 92vw);
    max-height: calc(100vh - 36px);
    overflow: visible;
    -webkit-overflow-scrolling: touch;

    background: transparent;
    backdrop-filter: none;

    border-radius: 10px;
    padding: 0;
    box-sizing: border-box;

    border: none;
    box-shadow: none;

    display: flex;
    flex-direction: column;
    align-items: center;
}

.title-screen-logo {
    display: block;
    align-self: center;
    width: min(560px, 92vw);
    max-width: 560px;
    height: auto;
    margin: 0 auto 8px;
    filter: none;
}

.title-screen-menu {
    display: grid;
    gap: 10px;
    margin-top: 12px;

    /* Keep buttons readable without a big outer card. */
    width: min(420px, 86vw);
    justify-items: stretch;
    margin-left: auto;
    margin-right: auto;
    padding: 10px 12px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.012);
}

.title-screen-btn {
    width: 100%;
    padding: 12px 14px;
    border-radius: 8px;
    border: 1px solid rgba(var(--glow-r), var(--glow-g), var(--glow-b), 0.20);

    background: linear-gradient(
        180deg,
        rgba(var(--glow-r), var(--glow-g), var(--glow-b), 0.18),
        rgba(0,0,0,0.62)
    );

    color: #E9FFF4;
    font-family: 'Roboto Mono', monospace;
    font-size: 16px;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    white-space: nowrap;

    box-shadow:
        0 0 10px rgba(var(--glow-r), var(--glow-g), var(--glow-b), 0.12),
        0 8px 20px rgba(0,0,0,0.45);

    cursor: pointer;
}

.title-screen-btn:hover {
    box-shadow:
    0 0 12px rgba(var(--glow-r), var(--glow-g), var(--glow-b), 0.16),
        0 10px 26px rgba(0,0,0,0.52);
}

.title-screen-btn:active {
    transform: translateY(1px);
}

.title-screen-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.title-screen-btn.secondary {
    background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(0,0,0,0.60));
    color: #DDE9E3;
}

.title-screen-footer {
    margin-top: 12px;
    color: rgba(233, 255, 244, 0.70);
    font-size: 12px;
    line-height: 1.35;
    text-align: center;
}

html.is-compact .title-screen-card {
    width: min(520px, 94vw);
    padding: 0;
}

html.is-compact .title-screen-btn {
    font-size: 14px;
    padding: 11px 12px;
}

html.is-compact .title-screen-logo {
    width: min(520px, 94vw);
    max-width: 520px;
}

/* Desktop: make the logo larger and keep it visually centered. */
@media (min-width: 900px) {
    html:not(.is-compact) .title-screen-card {
        width: min(780px, 92vw);
    }

    html:not(.is-compact) .title-screen-logo {
        width: min(740px, 86vw);
        max-width: 740px;
        margin-bottom: 12px;
    }
}