/* ============================================
   VECTORE GLOBAL — Portfolio / Case Studies
   ============================================ */

.portfolio {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
    overflow: hidden;
}

/* === Portfolio Grid === */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-6);
}

/* === Case Study Card === */
.case-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform var(--duration-normal) var(--ease-spring);
    background: var(--bg-tertiary);
    border: 1px solid var(--glass-border);
    group: true;
}

.case-card:hover {
    transform: translateY(-4px);
}

.case-card__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    position: relative;
}

.case-card__image img,
.case-card__image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out-quart);
}

.case-card:hover .case-card__image img,
.case-card:hover .case-card__image video {
    transform: scale(1.05);
}

/* Protection overlay */
.case-card__protect {
    position: absolute;
    inset: 0;
    z-index: 2;
}

/* === Card Content === */
.case-card__content {
    padding: var(--space-6);
}

.case-card__category {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: var(--accent-subtle);
    color: var(--accent-glow);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-pill);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    margin-bottom: var(--space-3);
}

.case-card__title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    transition: color var(--duration-fast) var(--ease-smooth);
}

.case-card:hover .case-card__title {
    color: var(--accent-glow);
}

.case-card__client {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

/* === Horizontal Scroll Portfolio (Awwwards-style) === */
.portfolio-scroll {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
    overflow: hidden;
}

.portfolio-scroll__track {
    display: flex;
    gap: var(--space-6);
    padding: 0 var(--container-padding);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.portfolio-scroll__track::-webkit-scrollbar {
    display: none;
}

.portfolio-scroll__item {
    flex: 0 0 auto;
    width: min(80vw, 600px);
    scroll-snap-align: start;
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform var(--duration-normal) var(--ease-spring);
    background: var(--bg-tertiary);
}

.portfolio-scroll__item:hover {
    transform: scale(1.02);
}

.portfolio-scroll__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.portfolio-scroll__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out-quart);
}

.portfolio-scroll__item:hover .portfolio-scroll__image img {
    transform: scale(1.06);
}

.portfolio-scroll__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-8) var(--space-6);
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
}

.portfolio-scroll__category {
    font-size: var(--text-xs);
    color: #B794FF; /* Always neon purple */
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-2);
}

.portfolio-scroll__title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: #FFFFFF; /* Always white */
    line-height: 1.2;
}

.portfolio-scroll__client {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.7); /* Always light grey */
    margin-top: var(--space-1);
}

/* === Navigation Arrows === */
.portfolio-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-8);
}

.portfolio-nav__btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-circle);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-spring);
}

.portfolio-nav__btn:hover {
    background: var(--accent-muted);
    border-color: var(--accent-primary);
    color: var(--accent-glow);
    transform: scale(1.05);
}

.portfolio-nav__btn svg {
    width: 20px;
    height: 20px;
}

/* === Project Modal (Behance-style) === */
.project-modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--duration-normal) var(--ease-out-expo),
        visibility var(--duration-normal);
}

.project-modal.active {
    opacity: 1;
    visibility: visible;
}

.project-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.project-modal__container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-secondary);
    overflow-y: auto;
    border-left: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
}

.project-modal__close {
    position: fixed;
    top: var(--space-5);
    right: var(--space-5);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-circle);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    cursor: pointer;
    z-index: 10;
    transition: all var(--duration-fast) var(--ease-smooth);
}

.project-modal__close:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.project-modal__close svg {
    width: 20px;
    height: 20px;
}

/* === Responsive === */
@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-scroll__item {
        width: 85vw;
    }
}

/* ============================================
   LIGHT MODE OVERRIDES
   ============================================ */
[data-theme="light"] .portfolio-scroll__item {
    background: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-xl);
}

[data-theme="light"] .portfolio-scroll__item:hover {
    box-shadow: 0 8px 30px rgba(112, 64, 224, 0.12);
}

[data-theme="light"] .portfolio-nav__btn {
    background: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #1A1A2E;
}

[data-theme="light"] .portfolio-nav__btn:hover {
    background: rgba(112, 64, 224, 0.06);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

[data-theme="light"] .case-card {
    background: #FFFFFF;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .case-card:hover {
    box-shadow: 0 8px 30px rgba(112, 64, 224, 0.1);
}