/* Retro: bloqueo de tema — shake + tip (transitions.dev adaptado) */

:root {
    --shake-distance: 6px;
    --shake-overshoot: 4px;
    --shake-dur-a: 80ms;
    --shake-dur-b: 60ms;
    --shake-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --dropdown-open-dur: 250ms;
    --dropdown-close-dur: 150ms;
    --dropdown-pre-scale: 0.97;
    --dropdown-closing-scale: 0.99;
    --dropdown-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

#theme-toggle.is-shaking,
.mobile-menu-theme-btn.is-shaking {
    animation: t-input-shake calc(var(--shake-dur-a) * 2 + var(--shake-dur-b) * 2) linear;
}

@keyframes t-input-shake {
    0% {
        transform: translateX(0);
        animation-timing-function: var(--shake-ease);
    }
    28.57% {
        transform: translateX(var(--shake-distance));
        animation-timing-function: var(--shake-ease);
    }
    57.14% {
        transform: translateX(calc(var(--shake-distance) * -1));
        animation-timing-function: var(--shake-ease);
    }
    78.57% {
        transform: translateX(var(--shake-overshoot));
        animation-timing-function: var(--shake-ease);
    }
    100% {
        transform: translateX(0);
    }
}

.theme-lock-tip.t-dropdown {
    position: fixed;
    z-index: 5000;
    box-sizing: border-box;
    padding: 0.65rem 0.85rem;
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.35;
    text-align: center;
    border-radius: 10px;
    background: rgba(18, 18, 18, 0.94);
    color: #f0f0f0;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(10px);
    transform: scale(var(--dropdown-pre-scale));
    opacity: 0;
    pointer-events: none;
    transition:
        transform var(--dropdown-open-dur) var(--dropdown-ease),
        opacity var(--dropdown-open-dur) var(--dropdown-ease);
    will-change: transform, opacity;
}

.theme-lock-tip.t-dropdown[data-origin="top-center"] {
    transform-origin: bottom center;
}

.theme-lock-tip.t-dropdown[data-origin="bottom-center"] {
    transform-origin: top center;
}

.theme-lock-tip.t-dropdown.is-open {
    transform: scale(1);
    opacity: 1;
    pointer-events: auto;
}

.theme-lock-tip.t-dropdown.is-closing {
    transform: scale(var(--dropdown-closing-scale));
    opacity: 0;
    pointer-events: none;
    transition:
        transform var(--dropdown-close-dur) var(--dropdown-ease),
        opacity var(--dropdown-close-dur) var(--dropdown-ease);
}

/* Estilo Win95 del tip */
[data-skin="win95"] .theme-lock-tip.t-dropdown {
    border-radius: 0 !important;
    background: #ffffe1 !important;
    color: #000 !important;
    border: 1px solid #000 !important;
    box-shadow: 2px 2px 0 #000 !important;
    backdrop-filter: none !important;
    font-family: Tahoma, "MS Sans Serif", sans-serif;
    font-weight: 400;
}

@media (prefers-reduced-motion: reduce) {
    #theme-toggle.is-shaking,
    .mobile-menu-theme-btn.is-shaking {
        animation: none !important;
        transform: none !important;
    }

    .theme-lock-tip.t-dropdown {
        transition: none !important;
    }
}