/* Botón flotante pantalla completa (game, buzzer) */
.jeo-fs-btn {
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 9999;
    min-width: 44px;
    min-height: 44px;
    padding: 8px 14px;
    border: 2px solid #ffdf00;
    border-radius: 10px;
    background: rgba(0, 35, 102, 0.92);
    color: #ffdf00;
    font-family: 'Montserrat', system-ui, sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    touch-action: manipulation;
    user-select: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.jeo-fs-btn:hover {
    background: rgba(21, 101, 192, 0.95);
    color: #fff;
}

.jeo-fs-btn:active {
    transform: scale(0.97);
}

.jeo-fs-btn.is-active {
    border-color: #00c853;
    color: #00c853;
}

/* Hub index.html */
.hub-page {
    min-height: 100vh;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 24px 16px 32px;
    font-family: 'Montserrat', system-ui, sans-serif;
    background: #002366;
    color: #fff;
    box-sizing: border-box;
}

.hub-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(21, 101, 192, 0.45), transparent),
        radial-gradient(ellipse 60% 40% at 50% 110%, rgba(0, 0, 0, 0.5), transparent);
    pointer-events: none;
    z-index: 0;
}

.hub-page > * {
    position: relative;
    z-index: 1;
}

.hub-brand {
    text-align: center;
}

.hub-brand h1 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: #ffdf00;
}

.hub-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 800;
    color: #ffdf00;
    text-align: center;
}

.hub-subtitle {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.75;
    text-align: center;
    max-width: 360px;
}

.hub-btns {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: min(360px, 92vw);
}

.hub-btns a,
.hub-btns button {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 64px;
    padding: 14px 20px;
    font-size: 1.05rem;
    font-weight: 800;
    font-family: inherit;
    text-decoration: none;
    text-align: center;
    border: 2px solid #ffdf00;
    border-radius: 14px;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(180deg, #1565c0, #002366);
    box-shadow: 0 6px 0 rgba(0, 0, 0, 0.3);
    touch-action: manipulation;
}

.hub-btns a:active {
    transform: translateY(4px);
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.3);
}

.hub-btns a.hub-primary {
    min-height: 72px;
    font-size: 1.15rem;
    border-color: #ffdf00;
}

.hub-btns a.hub-admin {
    border-color: rgba(255, 223, 0, 0.65);
}

.hub-btns a.hub-buzzer {
    min-height: 56px;
    font-size: 0.95rem;
}

.hub-section-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    opacity: 0.55;
    text-align: center;
    margin-top: 8px;
}

.hub-footer {
    font-size: 0.7rem;
    opacity: 0.45;
    text-align: center;
}

.hub-footer code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 6px;
    border-radius: 4px;
}