/**
 * Botão dourado 3D (INICIAR / Continuar) — hub do questionário e experiência game.
 * Usa variáveis --qhub-* ou --qg-* conforme o contexto.
 */

.qhub-btn--game,
.qg-btn-iniciar {
    --gsb-gold-light: var(--qhub-gold-light, var(--qg-gold-light, #f0d78c));
    --gsb-gold: var(--qhub-gold, var(--qg-gold, #d4a84b));
    --gsb-gold-dark: var(--qhub-gold-dark, var(--qg-gold-dark, #8b6914));
    --gsb-gem: var(--qhub-gem, var(--qg-gem, #38bdf8));
    --gsb-text: var(--qg-crest-text, #0c1a3a);
    --gsb-font: var(--qhub-font-display, var(--qg-font-display, 'Cinzel', Georgia, serif));
    --gsb-pulse-speed: var(--qg-pulse-speed, 2.4s);

    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 9999px;
    font-family: var(--gsb-font);
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--gsb-text);
    cursor: pointer;
    box-sizing: border-box;
    max-width: 100%;
    background: linear-gradient(
        180deg,
        #fff9e6 0%,
        #f8ecc0 10%,
        var(--gsb-gold-light) 24%,
        #e4b44a 42%,
        var(--gsb-gold) 58%,
        #c48a1a 78%,
        var(--gsb-gold-dark) 100%
    );
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.75),
        inset 0 2px 4px rgba(255, 248, 220, 0.35),
        inset 0 -3px 6px rgba(120, 53, 15, 0.45),
        inset 0 -1px 0 rgba(0, 0, 0, 0.12),
        0 0 0 2px #d97706,
        0 0 0 4px rgba(15, 23, 42, 0.85),
        0 5px 0 #92400e,
        0 7px 18px rgba(0, 0, 0, 0.38),
        0 0 22px rgba(212, 168, 75, 0.28);
    animation: game-start-btn-pulse var(--gsb-pulse-speed) ease-in-out infinite;
    transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease;
}

/* Hub / listagem — fino */
.qhub-btn--game {
    min-width: min(100%, 21rem);
    padding: 0.52rem 3.35rem;
    font-size: 0.92rem;
}

/* Experiência game (splash, pausa, modal) — mais alto e gordinho */
.qg-btn-iniciar {
    width: auto;
    min-width: 0;
    max-width: min(22rem, calc(100vw - 2.5rem));
    padding: 0.88rem clamp(1.35rem, 6vw, 3.65rem);
    font-size: clamp(0.95rem, 3.5vw, 1.06rem);
    letter-spacing: 0.14em;
}

.qg-btn-iniciar::after {
    inset: -5px -4px;
}

.qg-btn-iniciar__wing {
    width: 1.25rem;
    height: 2.15rem;
}

.qg-btn-iniciar__gem {
    width: 0.62rem;
    height: 0.62rem;
}

@media (max-width: 420px) {
    .qg-btn-iniciar__wing {
        width: 1rem;
        height: 1.9rem;
    }

    .qg-btn-iniciar__wing--l {
        left: -0.4rem;
    }

    .qg-btn-iniciar__wing--r {
        right: -0.4rem;
    }

    .qg-btn-iniciar::after {
        inset: -4px -3px;
    }
}

.qhub-btn--game::before,
.qg-btn-iniciar::before {
    content: '';
    position: absolute;
    inset: 2px 14px auto;
    z-index: 1;
    height: 48%;
    border-radius: 9999px;
    pointer-events: none;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.72) 0%,
        rgba(255, 255, 255, 0.22) 55%,
        transparent 100%
    );
}

.qhub-btn--game::after,
.qg-btn-iniciar::after {
    content: '';
    position: absolute;
    inset: -4px -3px;
    z-index: -1;
    border-radius: 9999px;
    background: linear-gradient(180deg, #eab308 0%, #b45309 55%, #78350f 100%);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        inset 0 -2px 4px rgba(0, 0, 0, 0.25);
}

@media (hover: hover) {
    .qhub-btn--game:hover,
    .qg-btn-iniciar:hover {
        transform: translateY(-0.5px);
        filter: brightness(1.02);
        box-shadow:
            inset 0 1px 0 rgba(255, 255, 255, 0.78),
            inset 0 2px 4px rgba(255, 248, 220, 0.36),
            inset 0 -3px 6px rgba(120, 53, 15, 0.44),
            inset 0 -1px 0 rgba(0, 0, 0, 0.12),
            0 0 0 2px #d97706,
            0 0 0 4px rgba(15, 23, 42, 0.85),
            0 5px 0 #92400e,
            0 8px 16px rgba(0, 0, 0, 0.4),
            0 0 20px rgba(212, 168, 75, 0.3);
    }
}

.qhub-btn--game:active,
.qg-btn-iniciar:active {
    transform: translateY(3px);
    filter: brightness(0.98);
    box-shadow:
        inset 0 1px 2px rgba(0, 0, 0, 0.2),
        inset 0 -1px 0 rgba(255, 255, 255, 0.15),
        0 0 0 2px #b45309,
        0 0 0 4px rgba(15, 23, 42, 0.85),
        0 2px 0 #92400e,
        0 4px 12px rgba(0, 0, 0, 0.3);
}

.qhub-btn__label {
    position: relative;
    z-index: 2;
}

.qhub-btn__wing,
.qg-btn-iniciar__wing {
    position: absolute;
    top: 50%;
    z-index: 2;
    width: 1.1rem;
    height: 1.85rem;
    background: linear-gradient(180deg, #f1f5f9, #64748b);
    opacity: 0.95;
    transform: translateY(-50%);
    pointer-events: none;
}

.qhub-btn__wing--l,
.qg-btn-iniciar__wing--l {
    left: -0.65rem;
    border-radius: 70% 20% 20% 70%;
}

.qhub-btn__wing--r,
.qg-btn-iniciar__wing--r {
    right: -0.65rem;
    border-radius: 20% 70% 70% 20%;
}

.qhub-btn__gem,
.qg-btn-iniciar__gem {
    position: absolute;
    z-index: 3;
    width: 0.55rem;
    height: 0.55rem;
    background: linear-gradient(145deg, #7dd3fc, var(--gsb-gem), #0369a1);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.8);
    pointer-events: none;
}

.qhub-btn__gem--t,
.qg-btn-iniciar__gem--t {
    top: -0.3rem;
    left: 50%;
    transform: translateX(-50%);
}

.qhub-btn__gem--b,
.qg-btn-iniciar__gem--b {
    bottom: -0.3rem;
    left: 50%;
    transform: translateX(-50%);
}

@keyframes game-start-btn-pulse {
    0%,
    100% {
        box-shadow:
            inset 0 1px 0 rgba(255, 255, 255, 0.75),
            inset 0 2px 4px rgba(255, 248, 220, 0.35),
            inset 0 -3px 6px rgba(120, 53, 15, 0.45),
            0 0 0 2px #d97706,
            0 0 0 4px rgba(15, 23, 42, 0.85),
            0 5px 0 #92400e,
            0 7px 18px rgba(0, 0, 0, 0.38),
            0 0 22px rgba(212, 168, 75, 0.28);
    }

    50% {
        box-shadow:
            inset 0 1px 0 rgba(255, 255, 255, 0.8),
            inset 0 2px 4px rgba(255, 248, 220, 0.4),
            inset 0 -3px 6px rgba(120, 53, 15, 0.4),
            0 0 0 2px #f59e0b,
            0 0 0 4px rgba(15, 23, 42, 0.85),
            0 6px 0 #92400e,
            0 9px 22px rgba(0, 0, 0, 0.42),
            0 0 30px rgba(212, 168, 75, 0.38);
    }
}