/* 
    Bluro Technology - Portfolio Showcase Styles
    Focus: Professional Engineering, Digital Blueprint Aesthetic, Obsidian & Copper
*/

:root {
    --port-bg: var(--bg-primary);
    --port-cyan: var(--accent-blue);
    --port-gold: var(--accent-gold);
    --port-text: var(--text-white);
    --port-muted: var(--text-muted);
    --port-glass: var(--glass);
    --port-border: var(--glass-border);
}

/* --- Hero Section V2 (Digital Blueprint) --- */
.hero-portfolio-v2 {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--port-bg);
    border-bottom: 1px solid var(--port-border);
}

/* Blueprint Grid Background */
.hero-portfolio-v2::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(45, 212, 191, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 212, 191, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 1;
}

.hero-portfolio-v2::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, var(--port-bg) 85%);
    z-index: 2;
}

/* Scanline Effect */
.scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom,
            transparent 0%,
            rgba(45, 212, 191, 0.05) 50%,
            transparent 100%);
    height: 100px;
    z-index: 3;
    animation: scan 4s linear infinite;
    pointer-events: none;
}

@keyframes scan {
    from {
        transform: translateY(-100px);
    }

    to {
        transform: translateY(100vh);
    }
}

/* Coordinate Markers */
.coord-marker {
    position: absolute;
    font-family: 'Fira Code', monospace;
    font-size: 0.7rem;
    color: var(--port-cyan);
    opacity: 0.3;
    z-index: 2;
    pointer-events: none;
}

.coord-1 {
    top: 20px;
    left: 20px;
}

.coord-2 {
    bottom: 20px;
    right: 20px;
}

.portfolio-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 2rem;
}

.portfolio-hero-content .tagline {
    color: var(--port-gold);
    font-family: 'Fira Code', monospace;
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 1.5rem;
}

.portfolio-hero-content h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    color: var(--port-text);
    line-height: 1.1;
    margin-bottom: 2rem;
}

.portfolio-hero-content p {
    font-size: 1.25rem;
    color: var(--port-muted);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

/* --- Project Grid Styles --- */
.portfolio-section {
    padding: 8rem 0;
    background: var(--port-bg);
}

.portfolio-grid-v2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 3rem;
}

.project-card-v2 {
    background: var(--port-glass);
    border: 1px solid var(--port-border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.project-card-v2:hover {
    transform: translateY(-12px);
    border-color: var(--port-cyan);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-main);
}

.project-thumbnail {
    height: 260px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.project-thumbnail::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(2, 6, 23, 0.8), transparent);
}

.project-cat {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--port-gold);
    color: var(--primary-deep);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    z-index: 5;
}

.project-info {
    padding: 3rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    font-size: 1.75rem;
    color: var(--port-text);
    margin-bottom: 1.25rem;
}

.project-info p {
    color: var(--port-muted);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
    margin-bottom: 2.5rem;
}

.p-tag {
    background: rgba(45, 212, 191, 0.08);
    color: var(--port-cyan);
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(45, 212, 191, 0.2);
}

.p-btn {
    width: 100%;
    padding: 1rem;
    text-align: center;
    border: 1px solid var(--port-gold);
    color: var(--port-gold);
    border-radius: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.project-card-v2:hover .p-btn {
    background: var(--port-gold);
    color: var(--primary-deep);
}


/* --- Portfolio Preview V3 (Homepage Specific) --- */
.preview-section-v3 {
    position: relative;
    padding: 6rem 0;
    background: var(--primary-deep);
    overflow: hidden;
}

.preview-section-v3 .container {
    position: relative;
    z-index: 10;
}

.preview-blueprint-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(45, 212, 191, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 212, 191, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 1;
}

.preview-blueprint-grid::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, var(--primary-deep) 90%);
}

.preview-grid-featured {
    position: relative;
    z-index: 5;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    grid-template-rows: repeat(2, 220px);
    gap: 2rem;
}

.preview-card-v3 {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.preview-card-v3.featured {
    grid-row: span 2;
}

.preview-card-v3:hover {
    border-color: var(--port-cyan);
    transform: scale(1.02);
    box-shadow: var(--shadow-main);
}

/* Technical Brackets */
.preview-card-v3::before,
.preview-card-v3::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 1px solid rgba(45, 212, 191, 0.3);
    pointer-events: none;
    z-index: 10;
    transition: all 0.5s ease;
}

.preview-card-v3::before {
    top: 15px;
    left: 15px;
    border-right: none;
    border-bottom: none;
}

.preview-card-v3::after {
    bottom: 15px;
    right: 15px;
    border-left: none;
    border-top: none;
}

.preview-card-v3:hover::before {
    border-color: var(--port-cyan);
    width: 40px;
    height: 40px;
}

.preview-card-v3:hover::after {
    border-color: var(--port-cyan);
    width: 40px;
    height: 40px;
}

.preview-img-wrapper {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.8s ease;
}

.preview-card-v3:hover .preview-img-wrapper {
    transform: scale(1.1);
}

.preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(2, 12, 27, 0.95) 20%, transparent 80%);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

:root.light-theme .preview-overlay {
    background: linear-gradient(to top, rgba(248, 250, 252, 0.95) 20%, transparent 80%);
}

.preview-card-v3.featured .preview-overlay {
    padding: 3.5rem;
}

.preview-cat {
    font-family: 'Fira Code', monospace;
    font-size: 0.7rem;
    color: var(--port-cyan);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: block;
}

.preview-card-v3 h3 {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.preview-card-v3.featured h3 {
    font-size: 2.2rem;
}

.preview-desc {
    font-size: 0.9rem;
    color: var(--port-muted);
    line-height: 1.6;
    max-width: 400px;
    opacity: 0.8;
}

.preview-card-v3.featured .preview-desc {
    font-size: 1rem;
}

.preview-arrow {
    margin-top: 1.5rem;
    color: var(--port-cyan);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transform: translateX(-10px);
    opacity: 0;
    transition: all 0.3s ease;
}

.preview-card-v3:hover .preview-arrow {
    transform: translateX(0);
    opacity: 1;
}

/* --- Project Grid Styles --- */
.portfolio-section {
    padding: 3rem 0;
    background: var(--port-bg);
}


/* mobile responce code sectoin with size details */
@media (max-width: 992px) {
    .preview-section-v3 {
        padding: 4rem 0;
    }

    .preview-grid-featured {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .preview-card-v3.featured {
        grid-row: auto;
        height: 400px;
    }

    .preview-card-v3 {
        height: 300px;
    }



}

@media (max-width: 768px) {
    .portfolio-grid-v2 {
        grid-template-columns: 1fr;
        justify-items: center;
        gap: 2.5rem;
    }

    .project-card-v2 {
        max-width: 450px;
        width: 100%;
    }

    .project-info {
        padding: 2.5rem 1.5rem;
        text-align: center;
        align-items: center;
    }

    .project-tags {
        justify-content: center;
        margin-bottom: 2rem;
    }

    .project-cat {
        right: 20px;
        left: auto;
        transform: none;
        top: 20px;
    }

    /* Portfolio Preview Mobile Typography */
    .preview-overlay {
        padding: 1.5rem;
    }

    .preview-card-v3.featured .preview-overlay {
        padding: 1.8rem;
    }

    .preview-card-v3 h3 {
        font-size: 1.25rem;
        margin-bottom: 0.3rem;
    }

    .preview-card-v3.featured h3 {
        font-size: 1.5rem;
    }

    .preview-desc,
    .preview-card-v3.featured .preview-desc {
        font-size: 0.85rem;
        line-height: 1.4;
    }

    .portfolio-hero-content .tagline {
        margin-top: 4.5rem;
    }

    .portfolio-hero-content p {
        font-size: 1.01rem;
    }

    .project-info h3 {
        font-size: 1.4rem;

    }

    .p-btn {
        width: 90%;
        padding: 0.5rem;
        font-size: 0.7rem;
        border-radius: 7px;
    }

    .project-info p {
        font-size: 0.86rem;
    }
}