/* ========================================
   DECK NAVIGATION (PowerPoint-style slides)
   ======================================== */

/* Locked welcome hub — no page scroll */
html:has(body.home-welcome),
body.home-welcome {
    height: 100%;
    height: 100dvh;
    overflow: hidden;
    overscroll-behavior: none;
}

body.home-welcome .deck-anim-root {
    height: 100dvh;
    min-height: 100dvh;
    overflow: hidden;
}

.welcome-stage {
    position: fixed;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 1.5rem 6rem;
    pointer-events: none;
}

.welcome-kicker {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 0.85rem;
    animation: welcomeIn 0.7s ease both;
}

.welcome-title {
    font-family: var(--font-primary);
    font-size: clamp(3.4rem, 12vw, 7.5rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.03em;
    color: #fff;
    text-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
    animation: welcomeIn 0.8s ease 0.05s both;
}

.welcome-tagline {
    margin-top: 1rem;
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    animation: welcomeIn 0.8s ease 0.12s both;
}

.welcome-next-date {
    display: inline-flex;
    align-items: baseline;
    gap: 0.45rem;
    margin-top: 1.1rem;
    max-width: min(92vw, 28rem);
    padding: 0;
    border: 0;
    background: none;
    text-decoration: none;
    pointer-events: auto;
    font-family: var(--font-secondary);
    font-size: 0.78rem;
    line-height: 1.35;
    color: rgba(255, 255, 255, 0.38);
    letter-spacing: 0.04em;
    animation: welcomeIn 0.8s ease 0.18s both;
    transition: color 0.2s ease;
}

.welcome-next-date:hover {
    color: rgba(255, 255, 255, 0.7);
}

.welcome-next-label {
    font-family: var(--font-primary);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(0, 82, 255, 0.75);
}

.welcome-next-date #welcome-next-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.welcome-hint {
    margin-top: 1.75rem;
    font-family: var(--font-primary);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
    animation: welcomePulse 2.4s ease-in-out 1s infinite;
}

@keyframes welcomeIn {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes welcomePulse {
    0%,
    100% {
        opacity: 0.45;
    }
    50% {
        opacity: 0.95;
    }
}

.welcome-socials {
    position: fixed;
    top: 1.25rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1002;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.55rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
}

.welcome-socials a {
    display: grid;
    place-items: center;
    width: 2.15rem;
    height: 2.15rem;
    border-radius: 50%;
    color: #fff;
    opacity: 0.85;
    transition: opacity 0.2s ease, background 0.2s ease;
}

.welcome-socials a:hover {
    opacity: 1;
    background: rgba(0, 82, 255, 0.25);
}

.welcome-socials svg {
    width: 1.05rem;
    height: 1.05rem;
}

body.home-welcome .session-popup {
    top: 5.25rem;
    right: 1.25rem;
    bottom: auto;
    left: auto;
    height: auto;
}

.deck-hotspots {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 900;
}

.deck-rail {
    pointer-events: none;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.deck-rail-left {
    left: 1.25rem;
    align-items: flex-start;
}

.deck-rail-right {
    right: 1.25rem;
    align-items: flex-end;
}

.deck-nav {
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.78);
    font-family: var(--font-primary);
    padding: 0.55rem 0;
    transition: color 0.25s ease, transform 0.25s ease;
}

.deck-nav:hover {
    color: #fff;
}

.deck-rail-left .deck-nav:hover,
.deck-nav--left:hover {
    transform: translateX(-4px);
}

.deck-rail-right .deck-nav:hover,
.deck-nav--right:hover {
    transform: translateX(4px);
}

.deck-nav-label {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    text-shadow: 0 2px 18px rgba(0, 0, 0, 0.55);
}

.deck-nav-mark {
    position: relative;
    width: 34px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.15), var(--accent-color));
    flex-shrink: 0;
    transition: width 0.25s ease, box-shadow 0.25s ease;
}

.deck-rail-left .deck-nav-mark,
.deck-nav--left .deck-nav-mark {
    background: linear-gradient(90deg, var(--accent-color), rgba(255, 255, 255, 0.15));
}

.deck-nav-mark::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-color);
    box-shadow: 0 0 12px rgba(0, 82, 255, 0.75);
    transform: translateY(-50%);
}

.deck-rail-left .deck-nav-mark::before,
.deck-nav--left .deck-nav-mark::before {
    left: -1px;
}

.deck-rail-right .deck-nav-mark::before,
.deck-nav--right .deck-nav-mark::before {
    right: -1px;
}

.deck-nav:hover .deck-nav-mark {
    width: 48px;
    box-shadow: 0 0 18px rgba(0, 82, 255, 0.35);
}

/* Slide chrome */
.deck-page {
    min-height: 100vh;
    position: relative;
}

.deck-chrome {
    position: fixed;
    top: 1.25rem;
    left: 1.25rem;
    right: 1.25rem;
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    pointer-events: none;
}

.deck-chrome a,
.deck-chrome button {
    pointer-events: auto;
}

.deck-chrome .deck-nav {
    padding: 0.35rem 0;
}

.deck-title-chip {
    font-family: var(--font-primary);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-secondary);
    pointer-events: none;
}

.deck-stage {
    min-height: 100vh;
    padding: 5.5rem 1.5rem 3rem;
    position: relative;
    z-index: 1;
}

/* Transitions */
body.deck-ready {
    overflow-x: hidden;
}

body.deck-enter-from-left .deck-anim-root,
body.deck-enter-from-right .deck-anim-root {
    transition: none;
}

body.deck-enter-from-left .deck-anim-root {
    transform: translateX(-100%);
}

body.deck-enter-from-right .deck-anim-root {
    transform: translateX(100%);
}

body.deck-enter-active .deck-anim-root {
    transform: translateX(0);
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

body.deck-exit-left .deck-anim-root {
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

body.deck-exit-right .deck-anim-root {
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.deck-anim-root {
    min-height: 100vh;
    will-change: transform;
}

@media (max-width: 768px) {
    .welcome-stage {
        padding: 4.5rem 1.25rem 7.5rem;
        justify-content: center;
    }

    .welcome-title {
        font-size: clamp(2.6rem, 14vw, 3.4rem);
        max-width: 100%;
    }

    .welcome-tagline {
        font-size: 0.9rem;
        margin-top: 0.75rem;
    }

    .welcome-next-date {
        flex-direction: column;
        align-items: center;
        gap: 0.28rem;
        margin-top: 1.15rem;
        max-width: min(88vw, 20rem);
        font-size: 0.72rem;
        white-space: normal;
        text-align: center;
        color: rgba(255, 255, 255, 0.5);
    }

    .welcome-next-date #welcome-next-text {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .welcome-hint {
        margin-top: 1.1rem;
        font-size: 0.65rem;
    }

    .welcome-socials {
        top: 0.75rem;
        gap: 0.15rem;
        padding: 0.28rem 0.35rem;
        z-index: 1100;
    }

    .welcome-socials a {
        width: 1.85rem;
        height: 1.85rem;
    }

    /* Nav abajo: no solapa con DJ Eros */
    .deck-hotspots {
        inset: auto 0 0 0;
        height: auto;
        padding: 1.5rem 0.9rem max(0.9rem, env(safe-area-inset-bottom));
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        gap: 0.75rem;
        background: linear-gradient(to top, rgba(0, 0, 0, 0.72) 35%, rgba(0, 0, 0, 0));
    }

    .deck-rail {
        position: relative;
        top: auto;
        transform: none;
        gap: 0.35rem;
    }

    .deck-rail-left {
        left: auto;
        align-items: flex-start;
    }

    .deck-rail-right {
        right: auto;
        align-items: flex-end;
    }

    .deck-nav {
        padding: 0.35rem 0;
        gap: 0.45rem;
    }

    .deck-nav-label {
        font-size: 0.62rem;
        letter-spacing: 0.12em;
    }

    .deck-nav-mark {
        width: 16px;
    }

    .deck-nav:hover .deck-nav-mark {
        width: 22px;
    }

    .deck-chrome {
        top: 0.85rem;
        left: 0.65rem;
        right: 0.65rem;
        gap: 0.35rem;
    }

    .deck-chrome .deck-nav-label {
        font-size: 0.58rem;
        letter-spacing: 0.1em;
        max-width: 4.8rem;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .deck-title-chip {
        font-size: 0.62rem;
        letter-spacing: 0.14em;
        flex-shrink: 0;
    }

    .deck-stage {
        padding: 4.5rem 1rem 2.5rem;
    }

    body.home-welcome .session-popup {
        display: none !important;
    }

    body.home-welcome .welcome-hint {
        display: none;
    }

    .main-nav {
        display: none;
    }
}

@media (min-width: 769px) {
    .main-nav {
        display: none;
    }
}