/* ============================================
   NGMT Limited - Portfolio Page Styles
   ============================================ */

/* Navigation Solid State */
.nav--solid {
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
}

.nav-logo a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link--active {
    color: var(--color-text);
}

.nav-link--active::after {
    width: 100%;
}

/* ============================================
   Portfolio Hero
   ============================================ */
.portfolio-hero {
    position: relative;
    padding: calc(80px + var(--space-xl)) 0 var(--space-lg);
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

/* Video Background */
.portfolio-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.portfolio-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.portfolio-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        /* Bottom fade to background */
        linear-gradient(to top, var(--color-bg) 0%, rgba(10, 10, 15, 0.4) 50%, rgba(10, 10, 15, 0.6) 100%),
        /* Overall darken for text readability */
        rgba(10, 10, 15, 0.4);
    pointer-events: none;
}

.portfolio-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(255, 107, 53, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 50%, rgba(255, 215, 0, 0.08), transparent),
        var(--color-bg);
    z-index: -1;
}

.portfolio-hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeUp 1s var(--ease-out-expo) both;
}

.portfolio-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 400;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portfolio-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Filters Section
   ============================================ */
.portfolio-filters {
    position: sticky;
    top: 72px;
    z-index: 100;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) 0;
}

.portfolio-filters .section-container {
    padding: 0 var(--space-lg);
}

/* Search Bar */
.filter-search {
    position: relative;
    max-width: 400px;
    margin-bottom: var(--space-md);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    outline: none;
    transition: all var(--transition-fast);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}

/* Filter Controls */
.filter-controls {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Filter Pills */
.filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-pill {
    padding: 0.625rem 1.25rem;
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.filter-pill:hover {
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

.filter-pill.active {
    color: var(--color-bg);
    background: var(--color-accent);
    border-color: var(--color-accent);
}

/* Filter Actions */
.filter-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Filter Dropdowns */
.filter-dropdown {
    position: relative;
}

.dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dropdown-trigger svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.dropdown-trigger:hover {
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

.filter-dropdown.open .dropdown-trigger {
    border-color: var(--color-accent);
}

.filter-dropdown.open .dropdown-trigger svg {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    padding: 0.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 200;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.filter-dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.875rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.05);
}

.dropdown-item input[type="radio"] {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.dropdown-item input[type="radio"]:checked {
    border-color: var(--color-accent);
    background: var(--color-accent);
    box-shadow: inset 0 0 0 3px var(--color-surface);
}

/* View Toggle */
.view-toggle {
    display: flex;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.view-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 36px;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.view-btn svg {
    width: 18px;
    height: 18px;
}

.view-btn:hover {
    color: var(--color-text);
}

.view-btn.active {
    color: var(--color-accent);
    background: rgba(255, 107, 53, 0.1);
}

/* Active Filters */
.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--space-sm);
}

.active-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    color: var(--color-accent);
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 100px;
}

.active-filter button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    background: transparent;
    border: none;
    color: inherit;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.active-filter button:hover {
    opacity: 1;
}

/* Results Count */
.results-count {
    margin-top: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.results-count span {
    color: var(--color-text);
    font-weight: 600;
}

/* ============================================
   Portfolio Grid
   ============================================ */
.portfolio-grid-section {
    background: var(--color-bg);
    min-height: 50vh;
}

.portfolio-grid-section .section-container {
    padding-top: var(--space-lg);
    padding-bottom: var(--space-xl);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-md);
}

/* List View */
.portfolio-grid.list-view {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.portfolio-grid.list-view .portfolio-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
}

.portfolio-grid.list-view .card-visual {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
}

.portfolio-grid.list-view .card-logo {
    width: 60px;
    height: 60px;
}

.portfolio-grid.list-view .card-logo--image img {
    max-width: 100px;
}

.portfolio-grid.list-view .card-status {
    position: relative;
    top: auto;
    right: auto;
    margin-top: 0.5rem;
}

.portfolio-grid.list-view .card-content {
    padding: 0;
}

.portfolio-grid.list-view .card-description {
    display: none;
}

.portfolio-grid.list-view .card-footer {
    padding: 0;
    border-top: none;
}

/* ============================================
   Portfolio Card
   ============================================ */
.portfolio-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    overflow: hidden;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.6s var(--ease-out-expo) both;
}

.portfolio-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 107, 53, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Card Visual */
.card-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg) var(--space-md);
    background: var(--color-bg-elevated);
}

.card-logo {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff8f65 100%);
    border-radius: 20px;
    transition: transform var(--transition-normal);
}

.portfolio-card:hover .card-logo {
    transform: scale(1.05);
}

.logo-letter {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 400;
    color: white;
}

.card-logo--image {
    background: transparent;
    border-radius: 0;
}

.card-logo--image img {
    width: 100%;
    height: auto;
    max-width: 140px;
    object-fit: contain;
}

.card-status {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    padding: 0.375rem 0.75rem;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 100px;
}

.card-status--active {
    color: #22c55e;
    background: rgba(34, 197, 94, 0.15);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.card-status--acquired {
    color: #3b82f6;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.card-status--exited {
    color: #a855f7;
    background: rgba(168, 85, 247, 0.15);
    border: 1px solid rgba(168, 85, 247, 0.3);
}

/* Card Content */
.card-content {
    padding: var(--space-md);
}

.card-title {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.card-location {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.card-location svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.card-description {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.card-category {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-accent);
    padding: 0.25rem 0.625rem;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 100px;
}

.card-year {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* Card Footer */
.card-footer {
    display: flex;
    gap: 0.5rem;
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid var(--color-border);
}

.card-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--color-text-muted);
    background: var(--color-bg-elevated);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.card-link svg {
    width: 16px;
    height: 16px;
}

.card-link:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.1);
}

/* ============================================
   No Results
   ============================================ */
.no-results {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    color: var(--color-text-muted);
}

.no-results svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.no-results h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.no-results p {
    font-size: 0.875rem;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger animation delays */
.portfolio-card:nth-child(1) { animation-delay: 0.05s; }
.portfolio-card:nth-child(2) { animation-delay: 0.1s; }
.portfolio-card:nth-child(3) { animation-delay: 0.15s; }
.portfolio-card:nth-child(4) { animation-delay: 0.2s; }
.portfolio-card:nth-child(5) { animation-delay: 0.25s; }
.portfolio-card:nth-child(6) { animation-delay: 0.3s; }
.portfolio-card:nth-child(7) { animation-delay: 0.35s; }
.portfolio-card:nth-child(8) { animation-delay: 0.4s; }
.portfolio-card:nth-child(9) { animation-delay: 0.45s; }
.portfolio-card:nth-child(10) { animation-delay: 0.5s; }
.portfolio-card:nth-child(11) { animation-delay: 0.55s; }
.portfolio-card:nth-child(12) { animation-delay: 0.6s; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .filter-controls {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .portfolio-filters {
        top: 60px;
    }
    
    .portfolio-filters .section-container {
        padding: 0 var(--space-md);
    }
    
    .filter-pills {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.5rem;
        margin-right: calc(-1 * var(--space-md));
        padding-right: var(--space-md);
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .filter-pills::-webkit-scrollbar {
        display: none;
    }
    
    .filter-actions {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        margin-right: calc(-1 * var(--space-md));
        padding-right: var(--space-md);
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .filter-actions::-webkit-scrollbar {
        display: none;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid.list-view .portfolio-card {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .portfolio-grid.list-view .card-visual {
        width: 100%;
        height: auto;
        flex-direction: row;
        justify-content: space-between;
        padding: var(--space-sm);
    }
    
    .portfolio-grid.list-view .card-footer {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .portfolio-title {
        font-size: 2.5rem;
    }
    
    .filter-dropdown {
        flex-shrink: 0;
    }
    
    .dropdown-menu {
        right: auto;
        left: 0;
    }
}