/**
 * Kormuth Vitráže — frontend štýly
 *
 * Cinematic photo-first dizajn s dôrazom na biele priestory a typografiu.
 * Používa rovnakú gold paletu ako kormuth-site-manager.
 *
 * THEMING: --kv-gold a --kv-gold-d sú brand konstanty.
 *          --kv-page-bg, --kv-section-bg, --kv-text, --kv-card-bg flipujú medzi témami.
 */

/* ─────────── LIGHT THEME (default) ─────────── */
.kormuth-vitraze-page,
[data-theme="light"] .kormuth-vitraze-page,
[data-theme="light"].kormuth-vitraze-page {
    --kv-gold:      #b89567;
    --kv-gold-d:    #8b6f47;
    --kv-cream:     #f4ede2;
    --kv-dark:      #1a1a1a;
    --kv-soft:      #2a2520;
    --kv-text:      #3b3530;
    /* Role-based pozadia */
    --kv-page-bg:        #fefcf8;
    --kv-section-bg:     #fefcf8;
    --kv-section-bg-alt: #fdf7eb;
    --kv-card-bg:        #fdf7eb;
    --kv-room-title:     #2a2520;
    --kv-shadow-soft:    rgba(0, 0, 0, 0.08);
    --kv-shadow-card:    rgba(0, 0, 0, 0.18);
    --kv-border-soft:    rgba(184, 149, 103, 0.18);
    --kv-nav-bg:         rgba(254, 252, 248, 0.92);
}

/* ─────────── DARK THEME ─────────── */
[data-theme="dark"] .kormuth-vitraze-page,
[data-theme="dark"].kormuth-vitraze-page {
    --kv-gold:      #d4b88e;       /* svetlejšie zlato pre kontrast */
    --kv-gold-d:    #b89567;
    --kv-cream:     #1f1a14;       /* invertované — cream pre tmavé surfaces */
    --kv-dark:      #f0e7d8;       /* invertované — dark = teraz svetlý text */
    --kv-soft:      #d4c8b5;
    --kv-text:      #c9bfa8;
    /* Role-based pozadia (tmavé) */
    --kv-page-bg:        #0d0a08;
    --kv-section-bg:     #14100c;
    --kv-section-bg-alt: #1a1510;
    --kv-card-bg:        #1f1a14;
    --kv-room-title:     #f0e7d8;
    --kv-shadow-soft:    rgba(0, 0, 0, 0.5);
    --kv-shadow-card:    rgba(0, 0, 0, 0.7);
    --kv-border-soft:    rgba(212, 184, 142, 0.2);
    --kv-nav-bg:         rgba(15, 11, 8, 0.85);
}

.kormuth-vitraze-page {
    background: var(--kv-page-bg);
    transition: background-color .4s ease, color .4s ease;

}

/* ────────────────────── HERO ────────────────────── */
.kv-hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    isolation: isolate;
    display: flex;
    align-items: center;
    justify-content: center;
}
.kv-hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
}
/* Decoratívne rohové ornamenty — drobnosť ktorá dodá knižný feeling */
.kv-hero__ornament {
    position: absolute;
    z-index: 3;
    color: var(--kv-gold);
    font-size: 18px;
    opacity: 0.7;
    text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.kv-hero__ornament--tl { top: 30px; left: 40px;  }
.kv-hero__ornament--tr { top: 30px; right: 40px; }
.kv-hero__ornament--bl { bottom: 30px; left: 40px; }
.kv-hero__ornament--br { bottom: 30px; right: 40px; }

.kv-hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    max-width: 880px;
    padding: 0 24px;
    animation: kvHeroFadeIn 1.4s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes kvHeroFadeIn {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}
.kv-hero__title {
    font-family: 'Cormorant Garamond', 'Cormorant', Georgia, serif;
    font-weight: 300;
    font-size: clamp(56px, 9vw, 140px);
    line-height: 1;
    letter-spacing: 2px;
    margin: 0 0 24px;
    text-shadow: 0 6px 40px rgba(0,0,0,0.5);
    color: #fff;
}
.kv-hero__tagline {
    font-family: 'Jost', sans-serif;
    font-size: clamp(13px, 1.4vw, 17px);
    letter-spacing: 6px;
    text-transform: uppercase;
    font-weight: 300;
    margin: 0;
    color: var(--kv-cream);
    opacity: 0.92;
    text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}
/* Scroll indicator (animovaná zlatá čiarka klesá nadol) */
.kv-hero__scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 60px;
    overflow: hidden;
    z-index: 3;
}
.kv-hero__scroll span {
    display: block;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, transparent, var(--kv-gold), transparent);
    animation: kvScroll 2s ease-in-out infinite;
}
@keyframes kvScroll {
    0%   { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

/* ────────────────────── STATS BANNER ────────────────────── */
.kv-stats {
    background: linear-gradient(180deg, var(--kv-section-bg) 0%, var(--kv-section-bg-alt) 50%, var(--kv-section-bg) 100%);
    padding: 70px 24px;
    text-align: center;
    border-top: 1px solid var(--kv-border-soft);
    border-bottom: 1px solid var(--kv-border-soft);
}
.kv-stats__ornament {
    color: var(--kv-gold);
    letter-spacing: 14px;
    opacity: 0.55;
    margin-bottom: 22px;
    font-size: 12px;
}
.kv-stats__ornament:last-child { margin: 22px 0 0; }
.kv-stats__grid {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 26px;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}
.kv-stats__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.kv-stats__num {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: clamp(54px, 7vw, 92px);
    color: var(--kv-soft);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}
.kv-stats__label {
    font-family: 'Jost', sans-serif;
    font-size: 10.5px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--kv-gold);
    font-weight: 600;
}
.kv-stats__dot {
    color: var(--kv-gold);
    font-size: 32px;
    opacity: 0.4;
    align-self: center;
    padding: 0 8px;
}

/* ────────────────────── STICKY ROOM NAV ────────────────────── */
.kv-roomnav {
    position: sticky;
    top: 60px; /* pod kormuth-site-manager hlavičkou */
    z-index: 50;
    background: var(--kv-nav-bg);
    backdrop-filter: blur(14px) saturate(180%);
    -webkit-backdrop-filter: blur(14px) saturate(180%);
    border-bottom: 1px solid var(--kv-border-soft);
    box-shadow: 0 4px 20px var(--kv-shadow-soft);
}
.kv-roomnav__inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--kv-gold) transparent;
}
.kv-roomnav__inner::-webkit-scrollbar { height: 4px; }
.kv-roomnav__inner::-webkit-scrollbar-thumb { background: var(--kv-gold); border-radius: 2px; }
.kv-roomnav__link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 14px 7px 7px;
    border-radius: 100px;
    text-decoration: none;
    color: var(--kv-soft);
    font-family: 'Jost', sans-serif;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    white-space: nowrap;
    background: transparent;
    border: 1px solid transparent;
    transition: all .25s ease;
    flex-shrink: 0;
}
.kv-roomnav__link:hover {
    background: rgba(184, 149, 103, 0.08);
    border-color: rgba(184, 149, 103, 0.3);
}
.kv-roomnav__link.is-active {
    background: var(--kv-gold);
    color: #fff;
    border-color: var(--kv-gold);
    box-shadow: 0 4px 14px rgba(184, 149, 103, 0.4);
}
.kv-roomnav__thumb {
    width: 34px; height: 34px;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
    background-color: var(--kv-card-bg);
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}
.kv-roomnav__thumb--empty {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kv-gold);
    font-size: 14px;
}
.kv-roomnav__link.is-active .kv-roomnav__thumb {
    box-shadow: 0 0 0 2px #fff, 0 4px 12px rgba(0,0,0,0.2);
}

/* ────────────────────── ROOMS ────────────────────── */
.kv-rooms { background: var(--kv-section-bg); }

.kv-room {
    padding: 100px 24px 80px;
    max-width: 1500px;
    margin: 0 auto;
    scroll-margin-top: 130px;
}
.kv-room__head {
    text-align: center;
    margin-bottom: 50px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}
.kv-room__eyebrow {
    font-family: 'Jost', sans-serif;
    font-size: 11px;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--kv-gold);
    font-weight: 600;
    margin: 0 0 14px;
    font-variant-numeric: tabular-nums;
}
.kv-room__title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: clamp(42px, 5vw, 68px);
    line-height: 1.1;
    color: var(--kv-soft);
    margin: 0 0 18px;
    letter-spacing: 0.5px;
}
.kv-room__desc {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-size: clamp(15px, 1.4vw, 18px);
    line-height: 1.7;
    color: var(--kv-text);
    margin: 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* MASONRY mriežka pomocou CSS columns — fotky rôznych výšok bez JS */
.kv-grid {
    column-count: 4;
    column-gap: 14px;
}
@media (max-width: 1100px) { .kv-grid { column-count: 3; } }
@media (max-width: 760px)  { .kv-grid { column-count: 2; column-gap: 10px; } }
@media (max-width: 460px)  { .kv-grid { column-count: 1; } }

.kv-cell {
    display: block;
    width: 100%;
    background: none;
    border: none;
    padding: 0;
    margin: 0 0 14px;
    cursor: pointer;
    break-inside: avoid;
    overflow: hidden;
    border-radius: 3px;
    position: relative;
    transition: transform .35s ease, box-shadow .35s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.kv-cell:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(0,0,0,0.18);
}
.kv-cell img,
.kv-cell video {
    display: block;
    width: 100%;
    height: auto;
    transition: transform .8s cubic-bezier(.2,.8,.2,1), filter .3s;
    background: var(--kv-cream);
}
.kv-cell:hover img,
.kv-cell:hover video {
    transform: scale(1.04);
}

/* Video cell — play overlay */
.kv-cell--video::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.35) 100%);
    z-index: 1;
    pointer-events: none;
}
.kv-cell__play {
    position: absolute;
    bottom: 14px;
    left: 14px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    color: var(--kv-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    z-index: 2;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    transition: transform .25s, background .25s;
}
.kv-cell--video:hover .kv-cell__play {
    transform: scale(1.1);
    background: var(--kv-gold);
    color: #fff;
}
.kv-cell__placeholder {
    width: 100%;
    height: 200px;
    background: var(--kv-soft);
    color: var(--kv-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

/* IntersectionObserver fade-in */
.kv-cell {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .8s ease, transform .8s ease, box-shadow .35s, transform .35s;
}
.kv-cell.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ────────────────────── DOWNLOAD PROTECTION ────────────────────── */
.kv-protect .kv-cell img,
.kv-protect .kv-cell video,
.kv-protect .kv-lightbox-img,
.kv-protect .kv-lightbox-video {
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    user-drag: none;
    pointer-events: auto; /* potrebné pre click v lightboxe */
}

/* ────────────────────── LIGHTBOX ────────────────────── */
.kv-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(10, 8, 6, 0.96);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity .35s ease, visibility .35s;
}
.kv-lightbox.is-open {
    opacity: 1;
    visibility: visible;
}
.kv-lightbox-stage {
    max-width: 92vw;
    max-height: 86vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.kv-lightbox-img {
    max-width: 92vw;
    max-height: 86vh;
    object-fit: contain;
    border-radius: 2px;
    box-shadow: 0 30px 100px rgba(0,0,0,0.7);
    animation: kvLbZoom .4s cubic-bezier(.2,.8,.2,1);
}
.kv-lightbox-video {
    max-width: 92vw;
    max-height: 86vh;
    border-radius: 2px;
    box-shadow: 0 30px 100px rgba(0,0,0,0.7);
    background: #000;
}
.kv-lightbox-iframe {
    width: 92vw;
    height: 80vh;
    max-width: 1400px;
    max-height: 86vh;
    border-radius: 2px;
    box-shadow: 0 30px 100px rgba(0,0,0,0.7);
    background: #000;
}
@keyframes kvLbZoom {
    from { opacity: 0; transform: scale(0.94); }
    to   { opacity: 1; transform: scale(1); }
}
.kv-lightbox-close,
.kv-lightbox-prev,
.kv-lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #fff;
    cursor: pointer;
    transition: background .25s, transform .25s, border-color .25s;
    z-index: 10001;
    font-family: 'Jost', sans-serif;
}
.kv-lightbox-close:hover,
.kv-lightbox-prev:hover,
.kv-lightbox-next:hover {
    background: var(--kv-gold);
    border-color: var(--kv-gold);
    transform: scale(1.08);
}
.kv-lightbox-close {
    top: 20px; right: 24px;
    width: 48px; height: 48px;
    border-radius: 50%;
    font-size: 28px;
    line-height: 1;
}
.kv-lightbox-prev,
.kv-lightbox-next {
    top: 50%;
    transform: translateY(-50%);
    width: 56px; height: 56px;
    border-radius: 50%;
    font-size: 32px;
    line-height: 1;
}
.kv-lightbox-prev { left: 24px; }
.kv-lightbox-next { right: 24px; }
.kv-lightbox-meta {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    display: flex;
    gap: 14px;
    align-items: center;
    font-family: 'Jost', sans-serif;
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: rgba(0,0,0,0.5);
    padding: 8px 18px;
    border-radius: 100px;
    backdrop-filter: blur(8px);
    z-index: 10001;
}
.kv-lightbox-counter { color: var(--kv-gold); font-weight: 600; }
.kv-lightbox-caption { opacity: 0.9; }

/* Empty state */
.kv-empty {
    padding: 80px 24px;
    text-align: center;
    color: var(--kv-text);
}

/* Coming soon — keď nemá Silvia ešte nahraté žiadne fotky */
.kv-coming-soon {
    background: linear-gradient(180deg, var(--kv-section-bg) 0%, var(--kv-section-bg-alt) 100%);
    padding: 100px 24px 120px;
    border-bottom: 1px solid rgba(184, 149, 103, 0.15);
}
.kv-coming-soon__inner {
    max-width: 600px;
    margin: 0 auto;
}
.kv-coming-soon__ornament {
    color: var(--kv-gold);
    letter-spacing: 14px;
    opacity: 0.55;
    margin-bottom: 22px;
    font-size: 12px;
}
.kv-coming-soon__ornament:last-child { margin: 30px 0 0; }
.kv-coming-soon__title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 300;
    font-size: clamp(32px, 4vw, 48px);
    color: var(--kv-soft);
    margin: 0 0 18px;
    letter-spacing: 0.5px;
}
.kv-coming-soon__text {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-size: clamp(16px, 1.5vw, 19px);
    line-height: 1.6;
    color: var(--kv-text);
    margin: 0 0 30px;
}
.kv-coming-soon__admin {
    margin: 28px 0 0;
}
.kv-coming-soon__btn {
    display: inline-block;
    padding: 12px 28px;
    background: var(--kv-gold);
    color: #fff;
    text-decoration: none;
    border-radius: 100px;
    font-family: 'Jost', sans-serif;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 500;
    transition: background .25s, transform .25s, box-shadow .25s;
    box-shadow: 0 4px 14px rgba(184, 149, 103, 0.3);
}
.kv-coming-soon__btn:hover {
    background: var(--kv-gold-d);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(184, 149, 103, 0.5);
}

/* Mobile lightbox optimizations */
@media (max-width: 760px) {
    .kv-lightbox-prev,
    .kv-lightbox-next {
        width: 44px; height: 44px;
        font-size: 26px;
    }
    .kv-lightbox-prev { left: 12px; }
    .kv-lightbox-next { right: 12px; }
    .kv-lightbox-close { top: 12px; right: 12px; width: 40px; height: 40px; font-size: 22px; }
    .kv-room { padding: 60px 16px 50px; }
    .kv-stats__grid { gap: 12px; }
    .kv-stats__dot { display: none; }
    .kv-roomnav { top: 56px; }
    .kv-roomnav__inner { padding: 10px 16px; }
}