/* =========================================
   ERROR PAGE & GAME (The Upskilling Co.)
   ========================================= */

:root {
    --tuc-blue: #0046ad;
    --tuc-dark: #002e6e;
    --tuc-text: #444444;
}

.error-page-container {
    padding: 4rem 0 6rem;
    background-color: #ffffff;
    min-height: 85vh; /* Ocupa casi toda la pantalla */
    display: flex;
    align-items: center; /* Centrado vertical global */
}

/* --- TYPOGRAPHY --- */
.tuc-title {
    color: var(--tuc-blue);
    letter-spacing: -1px;
}

.tuc-subtitle {
    color: var(--tuc-dark);
    font-weight: 600;
}

.tuc-text {
    color: var(--tuc-text);
    font-weight: 400;
}

/* --- BUTTONS --- */
.btn-tuc-primary {
    background-color: var(--tuc-blue);
    border-color: var(--tuc-blue);
    color: #fff;
    font-weight: 600;
    transition: all 0.3s ease;
}

    .btn-tuc-primary:hover {
        background-color: var(--tuc-dark);
        border-color: var(--tuc-dark);
        transform: translateY(-2px);
        box-shadow: 0 4px 10px rgba(0, 70, 173, 0.3);
        color: #fff;
    }

.btn-tuc-outline {
    background-color: transparent;
    border: 2px solid var(--tuc-blue);
    color: var(--tuc-blue);
    font-weight: 600;
    transition: all 0.3s ease;
}

    .btn-tuc-outline:hover {
        background-color: #f0f7ff;
        color: var(--tuc-dark);
        border-color: var(--tuc-dark);
    }

.tuc-text-primary {
    color: var(--tuc-blue) !important;
}

/* --- GAME CONTAINER --- */
.game-wrapper {
    width: 100%;
}

.game-canvas-container {
    position: relative;
    border-radius: 16px; /* Más redondeado */
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 46, 110, 0.2); /* Sombra azulada elegante */
    background-color: #001a33;
    aspect-ratio: 16/9; /* Formato panorámico estándar */
    border: 4px solid var(--tuc-blue);
}

canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* --- OVERLAY --- */
.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 46, 110, 0.9); /* Azul corporativo denso */
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    backdrop-filter: blur(5px);
    transition: opacity 0.4s ease;
}

.overlay-content {
    color: white;
}

#overlayTitle {
    font-size: 2.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    text-shadow: 0 4px 15px rgba(0,0,0,0.4);
    background: -webkit-linear-gradient(#fff, #b3d7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- HUD --- */
.game-hud {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 5;
    pointer-events: none;
}

    .game-hud .badge {
        font-size: 1.1rem;
        padding: 0.6em 1em;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    }