/* ==========================================================================
   ASAE Event - Stylesheet for Portfolio Page (portfolio.css)
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. CONTEXTUAL HEADER INVERSION (Transparent header when light)
   -------------------------------------------------------------------------- */
.page-template-page-portfolio .site-header:not(.is-sticky) {
    border-bottom: 1px solid rgba(26, 24, 23, 0.08);
}

.page-template-page-portfolio .site-header:not(.is-sticky) .logo-text {
    color: var(--color-dark);
}

.page-template-page-portfolio .site-header:not(.is-sticky) .logo-text span {
    color: var(--color-bordeaux);
}

.page-template-page-portfolio .site-header:not(.is-sticky) .main-navigation a {
    color: var(--color-dark);
}

.page-template-page-portfolio .site-header:not(.is-sticky) .main-navigation a:hover {
    color: var(--color-bordeaux);
}

/* --------------------------------------------------------------------------
   1. HERO PORTFOLIO
   -------------------------------------------------------------------------- */
.portfolio-hero-section {
    position: relative;
    padding: 220px 0 120px 0;
    background-color: var(--color-soie);
    text-align: center;
    overflow: hidden;
}

.portfolio-hero-inner {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.portfolio-hero-tag {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-bordeaux);
    display: inline-block;
    margin-bottom: 16px;
}

.portfolio-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5.5vw, 4.2rem);
    line-height: 1.15;
    color: var(--color-dark);
    margin-bottom: 24px;
}

.portfolio-hero-line {
    width: 60px;
    height: 1px;
    background-color: var(--color-bordeaux);
    margin: 0 auto 30px auto;
}

.portfolio-hero-desc {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    line-height: 1.75;
    color: #55514E;
}

.portfolio-hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.shape-sable {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 150%;
    background-color: var(--color-sable);
    border-radius: 50%;
    transform: rotate(-15deg);
    opacity: 0.7;
}

/* --------------------------------------------------------------------------
   2. MOSAÏQUE PORTFOLIO
   -------------------------------------------------------------------------- */
.portfolio-grid-section {
    background-color: var(--color-sable);
    padding: 120px 0;
}

.portfolio-gallery-mosaic {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
}

.portfolio-card-item {
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(26, 24, 23, 0.05);
}

.portfolio-card-link {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
}

.portfolio-card-img {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
    position: relative;
    display: flex;
    align-items: flex-end;
}

.portfolio-card-item:hover .portfolio-card-img {
    transform: scale(1.04);
}

.portfolio-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(26, 24, 23, 0.1) 0%, rgba(26, 24, 23, 0.75) 100%);
    padding: 40px;
    display: flex;
    align-items: flex-end;
    opacity: 0.9;
    transition: all 0.4s ease;
    box-sizing: border-box;
}

.portfolio-card-item:hover .portfolio-card-overlay {
    background: linear-gradient(180deg, rgba(109, 7, 26, 0.15) 0%, rgba(26, 24, 23, 0.85) 100%);
}

.portfolio-card-details {
    width: 100%;
    transform: translateY(15px);
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.portfolio-card-item:hover .portfolio-card-details {
    transform: translateY(0);
}

.portfolio-card-meta {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-sable);
    display: block;
    margin-bottom: 8px;
    opacity: 0.8;
}

.portfolio-card-title {
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 2vw, 2rem);
    color: #FFFFFF;
    margin-bottom: 16px;
    line-height: 1.25;
}

.portfolio-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #FFFFFF;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
    transform: translateY(5px);
}

.portfolio-card-btn .material-symbols-outlined {
    font-size: 14px;
}

.portfolio-card-item:hover .portfolio-card-btn {
    opacity: 1;
    transform: translateY(0);
}

/* Asymmetric Grid Layouts */
.item-layout-1 {
    grid-column: span 7;
    grid-row: span 2;
    height: 500px;
}

.item-layout-2 {
    grid-column: span 5;
    grid-row: span 1;
    height: 238px;
}

.item-layout-3 {
    grid-column: span 5;
    grid-row: span 1;
    height: 238px;
}

.item-layout-4 {
    grid-column: span 4;
    grid-row: span 1;
    height: 350px;
}

.item-layout-5 {
    grid-column: span 4;
    grid-row: span 1;
    height: 350px;
}

.item-layout-6 {
    grid-column: span 4;
    grid-row: span 1;
    height: 350px;
}

/* --------------------------------------------------------------------------
   3. CTA SECTION
   -------------------------------------------------------------------------- */
.portfolio-cta-section {
    padding: 120px 0;
}

.cta-tag {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-text-muted);
    display: block;
    margin-bottom: 16px;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    color: var(--color-soie);
    line-height: 1.25;
    margin-bottom: 24px;
}

.cta-desc {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto 40px auto;
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN
   -------------------------------------------------------------------------- */
@media (max-width: 991px) {
    .portfolio-gallery-mosaic {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .portfolio-card-item {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
        height: 300px !important;
    }
}

@media (max-width: 767px) {
    .portfolio-hero-section {
        padding: 160px 0 80px 0;
    }

    .portfolio-grid-section,
    .portfolio-cta-section {
        padding: 80px 0;
    }

    .portfolio-gallery-mosaic {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .portfolio-card-overlay {
        padding: 24px;
    }
}