/* GVLS - conference.css */

/* Hub filter tabs */
.gvls-conf-filter {
    display: inline-flex;
    gap: var(--space-2);
    padding: var(--space-1);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-8);
    flex-wrap: wrap;
}
.gvls-conf-filter__tab {
    border: 0;
    background: none;
    font-family: inherit;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background .2s ease, color .2s ease;
}
.gvls-conf-filter__tab:hover { color: var(--color-primary); }
.gvls-conf-filter__tab.is-active { background: var(--color-primary); color: #fff; }

.gvls-conf-grid { display: grid; gap: var(--space-6); grid-template-columns: 1fr; }
@media (min-width: 640px) { .gvls-conf-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .gvls-conf-grid { grid-template-columns: repeat(3, 1fr); } }
.gvls-conf-card.is-hidden { display: none; }

/* Single conference */
.gvls-conf-single { background: var(--color-bg); }
.gvls-conf-hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 82% 12%, rgba(76,175,97,.22), transparent 30%),
        linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 64%, #225377 100%);
    background-size: cover;
    background-position: center;
    padding: clamp(3.5rem, 7vw, 5.8rem) 0 clamp(4.8rem, 8vw, 7rem);
}
.gvls-conf-hero::after {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    right: -170px;
    bottom: -280px;
    border-radius: 50%;
    border: 80px solid rgba(255,255,255,.035);
    z-index: -1;
}
.gvls-conf-hero__overlay {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(90deg, rgba(9,29,62,.93) 0%, rgba(18,40,80,.78) 60%, rgba(18,40,80,.68) 100%);
}
.gvls-conf-hero.has-image .gvls-conf-hero__overlay {
    background: linear-gradient(90deg, rgba(9,29,62,.96) 0%, rgba(18,40,80,.82) 56%, rgba(18,40,80,.6) 100%);
}
.gvls-conf-hero__grid {
    position: relative;
    display: grid;
    gap: var(--space-8);
    align-items: end;
}
.gvls-conf-hero__copy { max-width: 850px; }
.gvls-conf-back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    color: rgba(255,255,255,.78);
    font-size: var(--text-sm);
    font-weight: 600;
}
.gvls-conf-back .gvls-icon { transform: rotate(180deg); }
.gvls-conf-back:hover { color: #fff; }
.gvls-conf-status {
    display: inline-flex;
    align-items: center;
    padding: 7px 13px;
    border: 1px solid rgba(255,255,255,.22);
    border-radius: var(--radius-full);
    background: rgba(76,175,97,.2);
    color: #dcfce7;
    font-size: var(--text-xs);
    font-weight: 800;
    letter-spacing: .02em;
}
.gvls-conf-status.is-past { background: rgba(255,255,255,.1); color: rgba(255,255,255,.78); }
.gvls-conf-hero__title {
    max-width: 920px;
    margin: var(--space-4) 0 0;
    color: #fff;
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.75rem);
    line-height: 1.16;
    text-wrap: balance;
}
.gvls-conf-hero__intro {
    max-width: 720px;
    margin: var(--space-5) 0 0;
    color: rgba(255,255,255,.78);
    font-size: var(--text-lg);
    line-height: 1.7;
}
.gvls-conf-datepanel {
    width: 150px;
    min-height: 168px;
    padding: var(--space-5);
    border: 1px solid rgba(255,255,255,.24);
    border-radius: var(--radius-xl);
    background: rgba(255,255,255,.11);
    box-shadow: 0 20px 55px rgba(0,0,0,.18);
    backdrop-filter: blur(10px);
    text-align: center;
}
.gvls-conf-datepanel__day {
    display: block;
    color: #fff;
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    line-height: .95;
}
.gvls-conf-datepanel__month {
    display: block;
    margin-top: var(--space-3);
    color: #fff;
    font-size: var(--text-base);
    font-weight: 700;
}
.gvls-conf-datepanel__year {
    display: block;
    margin-top: var(--space-1);
    color: rgba(255,255,255,.65);
    font-size: var(--text-sm);
}

.gvls-conf-page { padding-bottom: var(--space-16); }
.gvls-conf-layout {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-7, 1.75rem);
    align-items: start;
    margin-top: -48px;
}
.gvls-conf-content-card,
.gvls-conf-regcard,
.gvls-conf-attendees-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}
.gvls-conf-content-card { order: 2; padding: clamp(1.4rem, 4vw, 2.75rem); }
.gvls-conf-kicker {
    display: inline-flex;
    margin-bottom: var(--space-5);
    color: var(--color-accent-dark);
    font-size: var(--text-sm);
    font-weight: 800;
    letter-spacing: .04em;
}
.gvls-conf-main { color: var(--color-text-secondary); }
.gvls-conf-main > :first-child { margin-top: 0; }
.gvls-conf-main p { margin-bottom: var(--space-5); }
.gvls-conf-download {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}
.gvls-conf-download .btn { display: inline-flex; align-items: center; gap: var(--space-2); }

.gvls-conf-side { order: 1; position: relative; }
.gvls-conf-regcard { padding: clamp(1.25rem, 3vw, 1.75rem); }
.gvls-conf-regcard__title {
    margin: 0 0 var(--space-5);
    font-size: var(--text-xl);
}
.gvls-conf-details { margin: 0; }
.gvls-conf-detail {
    display: grid;
    gap: var(--space-2);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
}
.gvls-conf-detail:first-child { padding-top: 0; }
.gvls-conf-detail dt {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.gvls-conf-detail dt .gvls-icon { color: var(--color-accent); }
.gvls-conf-detail dd {
    margin: 0;
    color: var(--color-text);
    font-size: var(--text-sm);
    font-weight: 700;
    line-height: 1.55;
}
.gvls-conf-detail--price dd { color: var(--color-primary); font-size: var(--text-lg); }
.gvls-conf-register-block { padding-top: var(--space-5); }
.gvls-conf-register-block .btn { width: 100%; justify-content: center; }
.gvls-register__actions { gap: var(--space-2); }
.gvls-register__notice { line-height: 1.65; }

.gvls-conf-attendees-card {
    margin-top: var(--space-8);
    padding: clamp(1.4rem, 4vw, 2.5rem);
}
.gvls-conf-attendees-card .gvls-section__title { font-size: var(--text-2xl); }
.gvls-conf-attendees-card .gvls-empty {
    padding: var(--space-8) var(--space-4) 0;
    margin-bottom: 0;
}

/* Attendees */
.gvls-attendees__grid {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: 1fr;
    margin-top: var(--space-7, 1.75rem);
}
.gvls-attendee {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}
.gvls-attendee__info { display: flex; flex-direction: column; gap: var(--space-1); min-width: 0; }
.gvls-attendee__name { font-weight: 600; font-size: var(--text-sm); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

@media (min-width: 620px) {
    .gvls-conf-hero__grid { grid-template-columns: minmax(0, 1fr) auto; }
    .gvls-attendees__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 920px) {
    .gvls-conf-layout { grid-template-columns: minmax(0, 1.65fr) minmax(300px, .75fr); gap: var(--space-8); }
    .gvls-conf-content-card { order: 1; }
    .gvls-conf-side {
        order: 2;
        position: sticky;
        top: calc(var(--header-height) + var(--space-5));
        align-self: start;
        height: fit-content;
    }
    body.admin-bar .gvls-conf-side {
        top: calc(var(--header-height) + var(--space-5) + 32px);
    }
    .gvls-conf-regcard { position: static; }
    .gvls-attendees__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 619px) {
    .gvls-conf-hero { padding-top: var(--space-10); }
    .gvls-conf-datepanel { width: 100%; min-height: auto; display: flex; align-items: baseline; justify-content: center; gap: var(--space-2); text-align: left; }
    .gvls-conf-datepanel__day { font-size: 2.75rem; }
    .gvls-conf-datepanel__month,
    .gvls-conf-datepanel__year { margin: 0; }
    .gvls-conf-layout { margin-top: -30px; }
}

/* Conference gallery */
.gvls-conf-gallery {
    margin-top: var(--space-10);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}
.gvls-conf-gallery__head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}
.gvls-conf-gallery__head .gvls-conf-kicker { margin-bottom: var(--space-2); }
.gvls-conf-gallery__head h2 { margin: 0; font-size: var(--text-2xl); }
.gvls-conf-gallery__count {
    flex: 0 0 auto;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    font-weight: 700;
}
.gvls-conf-gallery__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}
.gvls-conf-gallery__item {
    position: relative;
    min-width: 0;
    aspect-ratio: 4 / 3;
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: var(--radius-lg);
    background: var(--color-bg);
    cursor: zoom-in;
}
.gvls-conf-gallery__item.is-featured {
    grid-column: 1 / -1;
    aspect-ratio: 16 / 9;
}
.gvls-conf-gallery__image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .28s ease, filter .28s ease;
}
.gvls-conf-gallery__item:hover .gvls-conf-gallery__image,
.gvls-conf-gallery__item:focus-visible .gvls-conf-gallery__image {
    transform: scale(1.035);
    filter: brightness(.88);
}
.gvls-conf-gallery__item:focus-visible {
    outline: 3px solid rgba(42,82,152,.28);
    outline-offset: 3px;
}
.gvls-conf-gallery__more {
    display: flex;
    justify-content: center;
    margin-top: var(--space-6);
}
.gvls-conf-gallery__loadmore {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    min-width: min(100%, 260px);
}
.gvls-conf-gallery__loadmore small {
    color: inherit;
    font-size: var(--text-xs);
    font-weight: 700;
    opacity: .72;
}
.gvls-conf-gallery__more[hidden] { display: none; }

body.gvls-lightbox-open { overflow: hidden; }
.gvls-gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: grid;
    place-items: center;
    padding: clamp(1rem, 3vw, 2rem);
    opacity: 0;
    transition: opacity .18s ease;
}
.gvls-gallery-lightbox[hidden] { display: none; }
.gvls-gallery-lightbox.is-open { opacity: 1; }
.gvls-gallery-lightbox__backdrop {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    border: 0;
    background: rgba(5,15,32,.94);
    cursor: zoom-out;
}
.gvls-gallery-lightbox__panel {
    position: relative;
    z-index: 1;
    width: min(1500px, 100%);
    height: min(900px, calc(100vh - 2rem));
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
}
.gvls-gallery-lightbox__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
    color: rgba(255,255,255,.82);
}
.gvls-gallery-lightbox__counter { font-size: var(--text-sm); font-weight: 700; }
.gvls-gallery-lightbox__close,
.gvls-gallery-lightbox__nav {
    display: grid;
    place-items: center;
    border: 1px solid rgba(255,255,255,.18);
    background: rgba(255,255,255,.08);
    color: #fff;
    cursor: pointer;
    transition: background .2s ease, border-color .2s ease;
}
.gvls-gallery-lightbox__close:hover,
.gvls-gallery-lightbox__nav:hover {
    background: rgba(255,255,255,.16);
    border-color: rgba(255,255,255,.36);
}
.gvls-gallery-lightbox__close {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    font-size: 1.8rem;
}
.gvls-gallery-lightbox__stage {
    position: relative;
    min-height: 0;
    display: grid;
    place-items: center;
    padding-inline: clamp(0rem, 5vw, 5rem);
}
.gvls-gallery-lightbox__image {
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 24px 80px rgba(0,0,0,.42);
}
.gvls-gallery-lightbox__nav {
    position: absolute;
    top: 50%;
    width: 48px;
    height: 48px;
    margin-top: -24px;
    border-radius: var(--radius-full);
    font-size: 2.2rem;
    line-height: 1;
}
.gvls-gallery-lightbox__nav.is-prev { left: 0; }
.gvls-gallery-lightbox__nav.is-next { right: 0; }

@media (min-width: 760px) {
    .gvls-conf-gallery__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        grid-auto-rows: 190px;
    }
    .gvls-conf-gallery__item { aspect-ratio: auto; }
    .gvls-conf-gallery__item.is-featured {
        grid-column: span 2;
        grid-row: span 2;
        aspect-ratio: auto;
    }
}

@media (max-width: 619px) {
    .gvls-conf-gallery__head { align-items: start; }
    .gvls-gallery-lightbox { padding: .75rem; }
    .gvls-gallery-lightbox__panel { height: calc(100vh - 1.5rem); }
    .gvls-gallery-lightbox__stage { padding-inline: 0; padding-bottom: 4.5rem; }
    .gvls-gallery-lightbox__nav { top: auto; bottom: .25rem; }
    .gvls-gallery-lightbox__nav.is-prev { left: calc(50% - 58px); }
    .gvls-gallery-lightbox__nav.is-next { right: calc(50% - 58px); }
}