/* ===================================
   portfolio/portfolio.css
   =================================== */

:root {
    --po-black: #111111;
    --po-white: #ffffff;
    --po-bg: #f0ede8;
    --po-gold: #F0C571;
    --po-gold-2: #E8B835;
    --po-gold-dark: #D4A020;
    --po-border: rgba(0, 0, 0, 0.1);
    --po-text-muted: rgba(0, 0, 0, 0.45);
    --po-text-secondary: rgba(0, 0, 0, 0.65);
}

/* -------- Section -------- */
.work {
    padding: 80px 0;
    background-color: var(--po-bg);
    position: relative;
}

/* Sol gold şerit — sayfa geneli tutarlılık */
.work::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--po-gold);
    z-index: 1;
}

/* -------- Başlık bloğu -------- */
.work-header-block {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 48px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--po-black);
    gap: 20px;
}

.work-header-left {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.work-eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--po-text-muted);
}

.work-eyebrow-line {
    display: block;
    width: 16px;
    height: 2px;
    background: var(--po-gold-dark);
    flex-shrink: 0;
}

.work-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    letter-spacing: -1px;
    text-transform: uppercase;
    color: var(--po-black);
    line-height: 1;
    margin: 0;
}

.work-subtitle {
    font-size: 0.85rem;
    color: var(--po-text-secondary);
    line-height: 1.6;
    max-width: 320px;
    text-align: right;
    margin: 0;
}

/* -------- Portfolio grid -------- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border: 2px solid var(--po-black);
    box-shadow: 6px 6px 0 0 var(--po-gold);
    overflow: hidden;
}

/* -------- Portfolio item -------- */
.portfolio-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    background-color: #ddd;
    height: 260px;
    border-right: 1px solid var(--po-black);
    border-bottom: 1px solid var(--po-black);
}

/* Son satır ve sütun border temizleme JS ile yapılır,
   burada genel kural: */
.portfolio-item:nth-child(3n) {
    border-right: none;
}

.portfolio-item.large {
    grid-column: span 2;
    grid-row: span 2;
    height: 522px;
}

.portfolio-item.tall {
    grid-row: span 2;
    height: 522px;
}

.portfolio-item.wide {
    grid-column: span 2;
    height: 260px;
}

/* -------- Görsel -------- */
.portfolio-image {
    position: absolute;
    inset: 0;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.06);
}

/* -------- Üst gold şerit (her kartta ince) -------- */
.portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--po-gold);
    z-index: 3;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item:hover::before {
    transform: scaleX(1);
}

/* -------- Overlay -------- */
.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 24px 20px;
    background: linear-gradient(to top,
        rgba(0, 0, 0, 0.88) 0%,
        rgba(0, 0, 0, 0.55) 60%,
        transparent 100%);
    color: var(--po-white);
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}

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

/* Overlay sol gold çizgi */
.portfolio-overlay::before {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--po-gold);
    margin-bottom: 10px;
}

.portfolio-overlay h3 {
    font-size: 0.9rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0 0 5px 0;
    color: var(--po-white);
    line-height: 1.2;
}

.portfolio-overlay p {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--po-gold);
    margin: 0;
    opacity: 0.9;
}

/* Büyüt ikonu */
.portfolio-zoom-icon {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: var(--po-black);
    border: 1px solid var(--po-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8) translateY(-4px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 3;
}

.portfolio-zoom-icon svg {
    width: 14px;
    height: 14px;
    stroke: var(--po-gold);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.portfolio-item:hover .portfolio-zoom-icon {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* -------- İlerleme çubuğu -------- */
.portfolio-progress {
    width: 100%;
    height: 3px;
    background: var(--po-border);
    margin-top: 0;
    overflow: hidden;
    border-left: 2px solid var(--po-black);
    border-right: 2px solid var(--po-black);
    border-bottom: 2px solid var(--po-black);
    box-shadow: 6px 3px 0 0 var(--po-gold);
}

.portfolio-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--po-gold) 0%, var(--po-gold-dark) 100%);
    transition: width linear;
}

/* -------- Sayfalama kontrolleri -------- */
.portfolio-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 28px;
    gap: 12px;
}

/* Soldan sağa gold kayma — header CTA ile aynı dil */
.portfolio-nav-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: inherit;
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--po-white);
    background: var(--po-black);
    border: none;
    cursor: pointer;
    overflow: hidden;
    transition: color 0.4s ease;
    flex-shrink: 0;
}

.portfolio-nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        var(--po-gold) 0%,
        var(--po-gold-2) 50%,
        var(--po-gold-dark) 100%);
    transform: translateX(-100%);
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 0;
}

.portfolio-nav-btn:hover:not(:disabled)::before {
    transform: translateX(0%);
}

.portfolio-nav-btn:hover:not(:disabled) {
    color: var(--po-black);
}

.portfolio-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.portfolio-nav-btn svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.5;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.portfolio-nav-btn span {
    position: relative;
    z-index: 1;
}

/* Sayfa bilgisi */
.portfolio-page-info {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--po-black);
    min-width: 60px;
    text-align: center;
    padding: 12px 20px;
    border: 2px solid var(--po-black);
    background: var(--po-white);
    line-height: 1;
}

/* ===================================
   Responsive
   =================================== */

@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-item.large {
        grid-column: span 2;
        grid-row: span 1;
        height: 260px;
    }

    .portfolio-item.tall {
        grid-row: span 1;
        height: 260px;
    }

    .portfolio-item:nth-child(3n) {
        border-right: 1px solid var(--po-black);
    }

    .portfolio-item:nth-child(2n) {
        border-right: none;
    }

    .work-header-block {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .work-subtitle {
        text-align: left;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .work {
        padding: 60px 0;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        box-shadow: 4px 4px 0 0 var(--po-gold);
    }

    .portfolio-item,
    .portfolio-item.large,
    .portfolio-item.tall,
    .portfolio-item.wide {
        grid-column: span 1;
        grid-row: span 1;
        height: 220px;
        border-right: none;
    }

    .portfolio-item:nth-child(2n) {
        border-right: none;
    }

    .portfolio-nav {
        flex-direction: row;
        justify-content: space-between;
    }

    .portfolio-nav-btn {
        padding: 12px 18px;
        font-size: 0.58rem;
    }

    .work-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .portfolio-nav-btn span {
        display: none;
    }

    .portfolio-nav-btn {
        padding: 12px 16px;
    }

    .work-title {
        font-size: 1.6rem;
    }
}