/* ============================================================
   CyberOx Portfolio Showcase — portfolio.css
   ============================================================ */

/* ─── Custom Properties ─────────────────────────────── */
.cxp-portfolio-wrap {
    --cxp-accent:      #0ea5e9;
    --cxp-accent-dark: color-mix(in srgb, var(--cxp-accent) 75%, #000);
    --cxp-accent-glow: color-mix(in srgb, var(--cxp-accent) 35%, transparent);
    --cxp-gap:         24px;
    --cxp-radius:      12px;
    --cxp-cols:        3;
    --cxp-cols-tab:    2;
    --cxp-cols-mob:    1;
    --cxp-card-bg:     #ffffff;
    --cxp-card-shadow: 0 4px 24px rgba(0,0,0,.08), 0 1px 4px rgba(0,0,0,.04);
    --cxp-card-hover-shadow: 0 12px 48px rgba(0,0,0,.14), 0 4px 16px rgba(0,0,0,.08);
    --cxp-text:        #1a1a2e;
    --cxp-muted:       #64748b;
    --cxp-border:      #e2e8f0;
    --cxp-badge-bg:    var(--cxp-accent);
    --cxp-badge-text:  #fff;
    --cxp-preview-h:   240px;

    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.cxp-portfolio-wrap *,
.cxp-portfolio-wrap *::before,
.cxp-portfolio-wrap *::after {
    box-sizing: border-box;
}

/* ─── No Items ──────────────────────────────────────── */
.cxp-no-items {
    text-align: center;
    padding: 48px 24px;
    color: var(--cxp-muted);
    font-size: 1rem;
}

/* ─── Filter Bar ────────────────────────────────────── */
.cxp-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 32px;
    justify-content: center;
}

.cxp-filter-btn {
    background: transparent;
    border: 2px solid var(--cxp-border);
    color: var(--cxp-muted);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: .875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all .25s ease;
    letter-spacing: .02em;
    outline: none;
    line-height: 1.4;
}

.cxp-filter-btn:hover,
.cxp-filter-btn.active {
    background: var(--cxp-accent);
    border-color: var(--cxp-accent);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--cxp-accent-glow);
}

/* ─── Grid Layout ───────────────────────────────────── */
.cxp-grid {
    display: grid;
    grid-template-columns: repeat(var(--cxp-cols), 1fr);
    gap: var(--cxp-gap);
}

.cxp-item {
    transition: opacity .35s ease, transform .35s ease;
}

.cxp-item.cxp-hidden {
    opacity: 0;
    transform: scale(.95);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

/* ─── Card ──────────────────────────────────────────── */
.cxp-card {
    background: var(--cxp-card-bg);
    border-radius: var(--cxp-radius);
    box-shadow: var(--cxp-card-shadow);
    border: 1px solid var(--cxp-border);
    overflow: hidden;
    transition: box-shadow .3s ease, transform .3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.cxp-card:hover {
    box-shadow: var(--cxp-card-hover-shadow);
    transform: translateY(-4px);
}

/* ─── Badge ─────────────────────────────────────────── */
.cxp-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 20;
    background: var(--cxp-badge-bg);
    color: var(--cxp-badge-text);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 100px;
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

/* ─── Image Wrap ────────────────────────────────────── */
.cxp-image-wrap {
    position: relative;
    overflow: hidden;
    background: #f1f5f9;
    height: var(--cxp-preview-h);
    flex-shrink: 0;
}

/* ─── Scroll Preview (Screenshot Hover Scroll) ──────── */
.cxp-scroll-preview {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    cursor: crosshair;
}

.cxp-screenshot-img {
    width: 100%;
    height: auto;
    display: block;
    transform: translateY(0);
    /* transition managed by JS */
    will-change: transform;
    image-rendering: auto;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.cxp-screenshot-img.lazy:not([src*="data:"]) {
    /* placeholder fade-in handled by JS */
}

/* Overlay hint */
.cxp-scroll-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 14px;
    background: linear-gradient(to top, rgba(0,0,0,.45) 0%, transparent 60%);
    opacity: 0;
    transition: opacity .3s ease;
    pointer-events: none;
}

.cxp-card:hover .cxp-scroll-overlay {
    opacity: 1;
}

.cxp-scroll-icon {
    color: #fff;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    background: rgba(0,0,0,.35);
    padding: 4px 12px;
    border-radius: 100px;
    backdrop-filter: blur(4px);
}

/* ─── Regular Thumb ─────────────────────────────────── */
.cxp-thumb-wrap {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.cxp-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
    display: block;
}

.cxp-card:hover .cxp-thumb {
    transform: scale(1.04);
}

/* ─── Placeholder ───────────────────────────────────── */
.cxp-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #94a3b8;
    background: #f8fafc;
}

.cxp-placeholder svg {
    width: 42px;
    height: 42px;
    opacity: .4;
}

.cxp-placeholder span {
    font-size: .8rem;
    opacity: .5;
}

/* ─── Live Preview Link ─────────────────────────────── */
.cxp-preview-link {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 20;
    background: rgba(255,255,255,.92);
    color: var(--cxp-accent);
    border: 1.5px solid var(--cxp-accent);
    border-radius: 8px;
    padding: 6px 12px;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: .72rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: .04em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity .25s ease, transform .25s ease, background .2s;
    backdrop-filter: blur(4px);
}

.cxp-preview-link svg {
    width: 12px;
    height: 12px;
}

.cxp-card:hover .cxp-preview-link {
    opacity: 1;
    transform: translateY(0);
}

.cxp-preview-link:hover {
    background: var(--cxp-accent);
    color: #fff;
}

/* ─── Card Body ─────────────────────────────────────── */
.cxp-card-body {
    padding: 18px 20px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 10px;
}

.cxp-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--cxp-text);
    margin: 0;
    line-height: 1.35;
}

.cxp-title a {
    color: inherit;
    text-decoration: none;
    transition: color .2s;
}

.cxp-title a:hover {
    color: var(--cxp-accent);
}

.cxp-excerpt {
    font-size: .875rem;
    color: var(--cxp-muted);
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

/* ─── Card Footer ───────────────────────────────────── */
.cxp-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
    flex-wrap: wrap;
}

.cxp-price {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .9rem;
    font-weight: 700;
    color: var(--cxp-accent);
    white-space: nowrap;
}

.cxp-price svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

.cxp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--cxp-accent);
    color: #fff !important;
    text-decoration: none !important;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .03em;
    transition: background .25s, transform .2s, box-shadow .25s;
    flex-shrink: 0;
    border: none;
    cursor: pointer;
    line-height: 1.3;
    white-space: nowrap;
}

.cxp-btn svg {
    width: 14px;
    height: 14px;
    transition: transform .2s;
}

.cxp-btn:hover {
    background: var(--cxp-accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--cxp-accent-glow);
}

.cxp-btn:hover svg {
    transform: translateX(3px);
}

/* ─── Lazy Loading States ───────────────────────────── */
.cxp-screenshot-img.lazy,
.cxp-thumb.lazy {
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    animation: cxp-shimmer 1.5s infinite;
}

.cxp-screenshot-img.loaded,
.cxp-thumb.loaded {
    background: none;
    animation: none;
}

@keyframes cxp-shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Fade in when loaded */
@keyframes cxp-fadein {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.cxp-screenshot-img.loaded,
.cxp-thumb.loaded {
    animation: cxp-fadein .4s ease;
}

/* ─── Swiper / Slider ───────────────────────────────── */
.cxp-swiper {
    padding-bottom: 52px !important;
    overflow: hidden;
}

.cxp-swiper .swiper-slide {
    height: auto;
}

.cxp-swiper .cxp-card {
    height: 100%;
}

.cxp-pagination .swiper-pagination-bullet {
    background: var(--cxp-muted);
    opacity: .4;
    width: 8px;
    height: 8px;
    transition: all .25s;
}

.cxp-pagination .swiper-pagination-bullet-active {
    background: var(--cxp-accent);
    opacity: 1;
    width: 24px;
    border-radius: 4px;
}

.cxp-prev,
.cxp-next {
    color: var(--cxp-accent) !important;
    background: rgba(255,255,255,.95);
    border-radius: 50%;
    width: 44px !important;
    height: 44px !important;
    box-shadow: 0 2px 12px rgba(0,0,0,.12);
    transition: background .2s, box-shadow .2s, transform .2s;
}

.cxp-prev:hover,
.cxp-next:hover {
    background: var(--cxp-accent);
    color: #fff !important;
    box-shadow: 0 4px 20px var(--cxp-accent-glow);
    transform: scale(1.05);
}

.cxp-prev::after,
.cxp-next::after {
    font-size: 14px !important;
    font-weight: 700;
}

/* ─── Responsive ────────────────────────────────────── */
@media (max-width: 768px) {
    .cxp-grid {
        grid-template-columns: repeat(var(--cxp-cols-tab), 1fr);
    }

    .cxp-card-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .cxp-btn {
        justify-content: center;
        text-align: center;
    }

    .cxp-filter-bar {
        gap: 8px;
    }

    .cxp-filter-btn {
        padding: 6px 14px;
        font-size: .8rem;
    }
}

@media (max-width: 480px) {
    .cxp-grid {
        grid-template-columns: repeat(var(--cxp-cols-mob), 1fr);
    }

    .cxp-card-body {
        padding: 14px 16px 16px;
    }

    .cxp-title {
        font-size: .95rem;
    }

    .cxp-preview-link {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── Dark Mode Awareness ───────────────────────────── */
@media (prefers-color-scheme: dark) {
    .cxp-portfolio-wrap {
        --cxp-card-bg:     #1e293b;
        --cxp-card-shadow: 0 4px 24px rgba(0,0,0,.3), 0 1px 4px rgba(0,0,0,.2);
        --cxp-card-hover-shadow: 0 12px 48px rgba(0,0,0,.4), 0 4px 16px rgba(0,0,0,.25);
        --cxp-text:        #f1f5f9;
        --cxp-muted:       #94a3b8;
        --cxp-border:      #334155;
    }

    .cxp-screenshot-img.lazy,
    .cxp-thumb.lazy {
        background: linear-gradient(90deg, #1e293b 25%, #263548 50%, #1e293b 75%);
        background-size: 200% 100%;
    }

    .cxp-placeholder {
        background: #0f172a;
    }

    .cxp-filter-btn {
        background: #1e293b;
        border-color: #334155;
        color: #94a3b8;
    }

    .cxp-filter-btn:hover,
    .cxp-filter-btn.active {
        background: var(--cxp-accent);
        border-color: var(--cxp-accent);
        color: #fff;
    }

    .cxp-preview-link {
        background: rgba(15,23,42,.88);
    }

    .cxp-prev,
    .cxp-next {
        background: rgba(30,41,59,.95);
    }
}

/* ─── Print ─────────────────────────────────────────── */
@media print {
    .cxp-filter-bar,
    .cxp-preview-link,
    .cxp-scroll-overlay,
    .cxp-prev,
    .cxp-next,
    .cxp-pagination { display: none !important; }
    .cxp-card { box-shadow: none; border: 1px solid #ddd; }
}