/**
 * SDT YouTube Live — Tab lateral pulsante + Modal
 *
 * @package SiteDanteTesta
 */

/* ============================================================
   KEYFRAMES
   ============================================================ */

@keyframes sdt-tab-pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(220, 38, 38, .3); }
    50%      { box-shadow: 0 4px 30px rgba(220, 38, 38, .6), 0 0 0 8px rgba(220, 38, 38, .1); }
}

@keyframes sdt-tab-slide-in {
    from { transform: translateX(-100%); opacity: 0; }
    to   { transform: translateX(0);     opacity: 1; }
}

@keyframes sdt-dot-pulse {
    0%, 100% { opacity: 1;   transform: scale(1); }
    50%      { opacity: .6;  transform: scale(.8); }
}

@keyframes sdt-dot-ring {
    0%   { transform: scale(1);   opacity: .7; }
    70%  { transform: scale(2.2); opacity: 0; }
    100% { transform: scale(2.2); opacity: 0; }
}

@keyframes sdt-modal-in {
    from { opacity: 0; transform: translateY(20px) scale(.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* ============================================================
   TAB LATERAL PULSANTE
   ============================================================ */

.sdt-live-tab {
    position: fixed;
    top: 90px;
    left: 0;
    z-index: 991;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px 10px 16px;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;
    border: none;
    border-radius: 0 50px 50px 0;
    font-family: inherit;
    font-size: .8125rem;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    animation: sdt-tab-slide-in .5s cubic-bezier(.16, 1, .3, 1) both,
               sdt-tab-pulse 2.5s ease-in-out infinite .6s;
    transition: padding .3s ease, background .2s ease;
    text-decoration: none;
}

.sdt-live-tab:hover {
    padding-right: 28px;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: #fff;
    text-decoration: none;
}

/* Pulse ring behind the tab */
.sdt-live-tab__pulse {
    position: absolute;
    left: 12px;
    top: 50%;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .15);
    transform: translateY(-50%);
    animation: sdt-dot-ring 2s ease-out infinite;
    pointer-events: none;
}

.sdt-live-tab__yt-icon {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, .3));
}

.sdt-live-tab__text {
    position: relative;
    z-index: 1;
}

.sdt-live-tab__countdown {
    font-size: .7rem;
    font-weight: 600;
    opacity: .8;
    font-variant-numeric: tabular-nums;
}

/* Hidden state */
.sdt-live-tab--hidden {
    display: none !important;
}

/* ============================================================
   MODAL
   ============================================================ */

body.sdt-modal-open {
    overflow: hidden;
}

.sdt-live-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.sdt-live-modal[hidden] {
    display: none !important;
}

.sdt-live-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
}

.sdt-live-modal__box {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 760px;
    background: #0f1117;
    border: 1px solid rgba(255, 255, 255, .08);
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .75);
    animation: sdt-modal-in .3s cubic-bezier(.16, 1, .3, 1) both;
}

.sdt-live-modal__header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

/* Ponto pulsante no modal */
.sdt-live-modal__dot {
    position: relative;
    display: inline-flex;
    width: 10px;
    height: 10px;
    flex-shrink: 0;
}

.sdt-live-modal__dot::before,
.sdt-live-modal__dot::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
}

.sdt-live-modal__dot::before {
    background: #dc2626;
    animation: sdt-dot-pulse 1.6s ease-in-out infinite;
}

.sdt-live-modal__dot::after {
    background: rgba(220, 38, 38, .4);
    animation: sdt-dot-ring 1.6s ease-out infinite;
}

.sdt-live-modal__label {
    font-size: .65rem;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #dc2626;
    background: rgba(220, 38, 38, .12);
    border: 1px solid rgba(220, 38, 38, .25);
    border-radius: 999px;
    padding: 3px 10px;
}

.sdt-live-modal__close {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 50%;
    color: rgba(255, 255, 255, .6);
    cursor: pointer;
    transition: background .2s, color .2s;
}

.sdt-live-modal__close:hover {
    background: rgba(255, 255, 255, .14);
    color: #fff;
}

.sdt-live-modal__title {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin: 0 0 16px;
    line-height: 1.4;
}

/* Video 16:9 */
.sdt-live-modal__video-wrap {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    border-radius: 10px;
    overflow: hidden;
    background: #000;
    margin-bottom: 16px;
}

.sdt-live-modal__video-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Botão YouTube */
.sdt-live-modal__yt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 20px;
    background: #dc2626;
    color: #fff;
    font-size: .9rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 10px;
    transition: background .2s, transform .2s;
}

.sdt-live-modal__yt-btn:hover {
    background: #b91c1c;
    transform: translateY(-1px);
    color: #fff;
}

/* ============================================================
   RESPONSIVO
   ============================================================ */

@media (max-width: 640px) {
    .sdt-live-tab {
        top: 76px;
        font-size: .75rem;
        padding: 8px 16px 8px 12px;
    }

    .sdt-live-tab__yt-icon {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .sdt-live-modal__box {
        padding: 16px;
        border-radius: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sdt-live-tab {
        animation: none;
    }

    .sdt-live-tab__pulse,
    .sdt-live-modal__dot::before,
    .sdt-live-modal__dot::after {
        animation: none;
    }
}