/* ================================
   PERLA PAINT - PROJECT DETAIL
   ================================ */

.project-detail-page {
    color: var(--text-dark);
    background:
        linear-gradient(90deg, rgba(56, 10, 20, 0.04) 1px, transparent 1px),
        var(--perla-light);
    background-size: 25vw 100%;
}

.project-detail-hero {
    padding: calc(var(--header-height) + 76px) 0 72px;
    color: var(--perla-light);
    background:
        radial-gradient(circle at 82% 18%, rgba(216, 197, 168, 0.18), transparent 28%),
        linear-gradient(135deg, #25070f 0%, var(--perla-bordo) 58%, #2b0711 100%);
}

.project-detail-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.72fr);
    gap: 72px;
    align-items: end;
}

.project-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.project-detail-meta span {
    padding: 8px 12px;
    border: 1px solid rgba(216, 197, 168, 0.25);
    border-radius: var(--radius-full);
    color: var(--perla-gold-light);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.project-detail-hero h1 {
    max-width: 760px;
    font-family: var(--font-heading);
    font-size: clamp(44px, 5vw, 82px);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.project-detail-hero p {
    max-width: 620px;
    margin-top: 22px;
    color: rgba(234, 233, 229, 0.72);
    font-size: 15.5px;
    line-height: 1.85;
}

.project-detail-visual {
    min-height: 420px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(216, 197, 168, 0.2);
    background: var(--perla-gold-soft);
}

.project-detail-visual::before,
.project-detail-visual::after {
    content: "";
    position: absolute;
    inset: 0;
}

.project-detail-visual::before {
    background:
        linear-gradient(135deg, rgba(255,255,255,0.28), transparent 36%),
        repeating-linear-gradient(116deg, rgba(56, 10, 20, 0.08) 0 1px, transparent 1px 18px);
    mix-blend-mode: soft-light;
}

.project-detail-visual::after {
    inset: auto 8% 12% 8%;
    height: 42%;
    border: 1px solid rgba(255,255,255,0.28);
    background:
        linear-gradient(90deg, transparent 49.7%, rgba(255,255,255,0.15) 50%, transparent 50.3%),
        linear-gradient(to top, rgba(255,255,255,0.12), transparent);
}

.detail-tas-isigi { background: linear-gradient(135deg, #d8c5a8, #9d725b 50%, #380a14); }
.detail-cephe-denge { background: linear-gradient(135deg, #eae9e5, #bbb6aa 52%, #6f6f6f); }
.detail-antrasit-ofis { background: linear-gradient(135deg, #eae9e5, #8a8176 50%, #222222); }
.detail-bordo-showroom { background: linear-gradient(135deg, #b3966d, #4a101d 52%, #24060d); }
.detail-klinik-soft { background: linear-gradient(135deg, #f4f1ec, #d8c5a8 52%, #6f6f6f); }
.detail-mineral-doku { background: linear-gradient(135deg, #b3966d, #eee4d4 48%, #380a14); }

.project-detail-content {
    padding: 84px 0 96px;
}

.project-gallery {
    padding: 84px 0 0;
    background:
        linear-gradient(90deg, rgba(56, 10, 20, 0.04) 1px, transparent 1px),
        var(--perla-light);
    background-size: 25vw 100%;
}

.project-gallery-head {
    display: grid;
    grid-template-columns: minmax(0, 0.72fr) minmax(280px, 0.42fr);
    gap: 54px;
    align-items: end;
    margin-bottom: 30px;
}

.project-gallery-head span {
    display: block;
    margin-bottom: 12px;
    color: var(--perla-gold);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.project-gallery-head h2 {
    font-family: var(--font-heading);
    font-size: clamp(32px, 3.8vw, 56px);
    line-height: 1.02;
    letter-spacing: -0.045em;
    color: var(--perla-bordo);
}

.project-gallery-head p {
    color: var(--text-muted);
    font-size: 14.5px;
    line-height: 1.78;
}

.project-gallery-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr 0.85fr;
    grid-auto-rows: 220px;
    gap: 18px;
}

.gallery-tile {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(56, 10, 20, 0.1);
    background: var(--perla-gold-soft);
    cursor: pointer;
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.gallery-tile:first-child {
    grid-row: span 2;
}

.gallery-tile:hover {
    transform: translateY(-4px);
    border-color: rgba(179, 150, 109, 0.52);
    box-shadow: 0 20px 42px rgba(56, 10, 20, 0.12);
}

.gallery-tile:focus-visible {
    outline: 2px solid var(--perla-gold);
    outline-offset: 4px;
}

.gallery-tile::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 28% 24%, rgba(255,255,255,0.32), transparent 24%),
        repeating-linear-gradient(115deg, rgba(56, 10, 20, 0.08) 0 1px, transparent 1px 18px);
    mix-blend-mode: soft-light;
}

.gallery-tile span {
    position: absolute;
    left: 18px;
    bottom: 16px;
    z-index: 2;
    padding: 8px 11px;
    border-radius: var(--radius-full);
    color: var(--perla-bordo);
    background: rgba(234, 233, 229, 0.84);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.gallery-tone-1 { background: linear-gradient(135deg, #d8c5a8, #9d725b 50%, #380a14); }
.gallery-tone-2 { background: linear-gradient(135deg, #eae9e5, #bbb6aa 52%, #6f6f6f); }
.gallery-tone-3 { background: linear-gradient(135deg, #b3966d, #eee4d4 48%, #380a14); }
.gallery-tone-4 { background: linear-gradient(135deg, #f4f1ec, #d8c5a8 52%, #6f6f6f); }
.gallery-tone-5 { background: linear-gradient(135deg, #b3966d, #4a101d 52%, #24060d); }

.gallery-is-open {
    overflow: hidden;
}

.gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: 28px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.24s ease;
}

.gallery-lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

.gallery-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(16, 5, 8, 0.78);
    backdrop-filter: blur(14px);
}

.gallery-lightbox-panel {
    position: relative;
    z-index: 1;
    width: min(1080px, 94vw);
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr) 58px;
    align-items: center;
    gap: 18px;
    outline: none;
}

.gallery-lightbox-visual {
    min-height: min(68vh, 620px);
    border: 1px solid rgba(234, 233, 229, 0.18);
    box-shadow: 0 34px 110px rgba(0, 0, 0, 0.42);
    position: relative;
    overflow: hidden;
}

.gallery-lightbox-visual::before,
.gallery-lightbox-visual::after {
    content: "";
    position: absolute;
    inset: 0;
}

.gallery-lightbox-visual::before {
    background:
        radial-gradient(circle at 24% 24%, rgba(255,255,255,0.3), transparent 22%),
        repeating-linear-gradient(115deg, rgba(255,255,255,0.08) 0 1px, transparent 1px 20px);
    mix-blend-mode: soft-light;
}

.gallery-lightbox-visual::after {
    inset: 11% 9%;
    border: 1px solid rgba(255, 255, 255, 0.28);
    background:
        linear-gradient(90deg, transparent 49.8%, rgba(255,255,255,0.16) 50%, transparent 50.2%),
        linear-gradient(to top, rgba(255,255,255,0.1), transparent);
}

.gallery-lightbox-caption {
    position: absolute;
    left: 76px;
    right: 76px;
    bottom: 24px;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    color: var(--perla-light);
}

.gallery-lightbox-caption span,
.gallery-lightbox-caption strong {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 10px 14px;
    border-radius: var(--radius-full);
    background: rgba(56, 10, 20, 0.68);
    backdrop-filter: blur(8px);
}

.gallery-lightbox-caption span {
    color: var(--perla-gold-light);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
}

.gallery-lightbox-caption strong {
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.gallery-lightbox-arrow,
.gallery-lightbox-close {
    display: inline-grid;
    place-items: center;
    border: 1px solid rgba(234, 233, 229, 0.24);
    border-radius: var(--radius-full);
    color: var(--perla-light);
    background: rgba(234, 233, 229, 0.1);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.gallery-lightbox-arrow {
    width: 58px;
    height: 58px;
    font-size: 34px;
    line-height: 1;
}

.gallery-lightbox-close {
    position: absolute;
    top: -18px;
    right: 76px;
    z-index: 3;
    width: 42px;
    height: 42px;
    font-size: 24px;
}

.gallery-lightbox-arrow:hover,
.gallery-lightbox-close:hover {
    transform: translateY(-2px);
    background: rgba(179, 150, 109, 0.42);
}

.project-detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.88fr) minmax(320px, 0.52fr);
    gap: 72px;
    align-items: start;
}

.project-story h2,
.project-side h2 {
    font-family: var(--font-heading);
    font-size: clamp(32px, 3.6vw, 54px);
    line-height: 1.03;
    letter-spacing: -0.045em;
    color: var(--perla-bordo);
}

.project-story p {
    margin-top: 22px;
    color: var(--text-muted);
    font-size: 15.5px;
    line-height: 1.9;
}

.project-points {
    display: grid;
    gap: 12px;
    margin-top: 32px;
}

.project-points div {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 18px;
    padding: 18px 0;
    border-top: 1px solid rgba(56, 10, 20, 0.12);
}

.project-points strong {
    color: var(--perla-gold);
    font-size: 12px;
    letter-spacing: 0.18em;
}

.project-points span {
    color: var(--perla-bordo);
    font-weight: 700;
}

.project-side {
    padding: 30px;
    border: 1px solid rgba(56, 10, 20, 0.12);
    background: rgba(255, 255, 255, 0.42);
}

.project-side-list {
    display: grid;
    gap: 18px;
    margin-top: 26px;
}

.project-side-list div {
    padding-top: 16px;
    border-top: 1px solid rgba(56, 10, 20, 0.1);
}

.project-side-list span {
    display: block;
    margin-bottom: 6px;
    color: var(--perla-gold);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.project-side-list strong {
    color: var(--perla-bordo);
    font-size: 15px;
}

.project-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

@media (max-width: 960px) {
    .project-detail-hero-grid,
    .project-detail-layout,
    .project-gallery-head {
        grid-template-columns: 1fr;
        gap: 44px;
    }

    .project-detail-visual {
        min-height: 340px;
    }

    .project-gallery-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-auto-rows: 190px;
    }

    .gallery-lightbox-panel {
        grid-template-columns: 46px minmax(0, 1fr) 46px;
        gap: 10px;
    }

    .gallery-lightbox-arrow {
        width: 46px;
        height: 46px;
        font-size: 28px;
    }

    .gallery-lightbox-caption {
        left: 56px;
        right: 56px;
        bottom: 16px;
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 560px) {
    .project-detail-hero {
        padding-top: calc(var(--header-height) + 52px);
    }

    .project-detail-hero h1 {
        font-size: clamp(38px, 12vw, 56px);
    }

    .project-side {
        padding: 24px;
    }

    .project-gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-tile:first-child {
        grid-row: auto;
    }

    .gallery-lightbox {
        padding: 16px;
    }

    .gallery-lightbox-panel {
        grid-template-columns: 1fr;
    }

    .gallery-lightbox-visual {
        min-height: 58vh;
    }

    .gallery-lightbox-prev,
    .gallery-lightbox-next {
        position: absolute;
        top: 50%;
        z-index: 3;
        transform: translateY(-50%);
    }

    .gallery-lightbox-prev {
        left: 12px;
    }

    .gallery-lightbox-next {
        right: 12px;
    }

    .gallery-lightbox-close {
        top: 12px;
        right: 12px;
    }

    .gallery-lightbox-caption {
        left: 16px;
        right: 16px;
    }
}