/* Minimal Grid Portfolio Styles */

:root {
    --grid-gap: 5px;
    --nav-height: 80px;
    --font-title: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
    --color-black: #1a1a1a;
    --color-white: #ffffff;
    --color-gray: #666666;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--color-black);
    background-color: var(--color-white);
    line-height: 1.6;
}

/* Minimal Navigation */
.minimal-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background-color: #0a0d15;
    z-index: 1000;
    border-bottom: none;
    position: relative;
}

.minimal-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='2.5' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.08;
    pointer-events: none;
}

.minimal-nav-container {
    max-width: 100%;
    height: 100%;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.minimal-logo a {
    font-family: var(--font-title);
    font-size: 1.4rem;
    font-weight: 400;
    color: #ffffff;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.minimal-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.minimal-menu a {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.minimal-menu a:hover {
    color: #8B0000;
}

/* Main Grid Container */
.grid-container {
    margin-top: var(--nav-height);
    padding: 5px;
    max-width: 100%;
}

/* Project Grid - 4:5 portrait format */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--grid-gap);
    width: 100%;
    grid-auto-rows: auto;
}

.project-card {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    cursor: pointer;
    background-color: #f5f5f5;
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Stagger animation delay for each card */
.project-card:nth-child(1) { animation-delay: 0.1s; }
.project-card:nth-child(2) { animation-delay: 0.2s; }
.project-card:nth-child(3) { animation-delay: 0.3s; }
.project-card:nth-child(4) { animation-delay: 0.15s; }
.project-card:nth-child(5) { animation-delay: 0.25s; }
.project-card:nth-child(6) { animation-delay: 0.35s; }
.project-card:nth-child(7) { animation-delay: 0.4s; }
.project-card:nth-child(8) { animation-delay: 0.45s; }
.project-card:nth-child(9) { animation-delay: 0.5s; }
.project-card:nth-child(10) { animation-delay: 0.55s; }
.project-card:nth-child(11) { animation-delay: 0.6s; }
.project-card:nth-child(12) { animation-delay: 0.65s; }
.project-card:nth-child(13) { animation-delay: 0.7s; }
.project-card:nth-child(14) { animation-delay: 0.75s; }
.project-card:nth-child(15) { animation-delay: 0.8s; }
.project-card:nth-child(16) { animation-delay: 0.85s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Project overlay with title */
.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-title {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--color-white);
    text-align: center;
    padding: 0 20px;
    letter-spacing: -0.03em;
}

/* Posizionamenti sparsi per creare layout interessante con spazi vuoti */
/* PRIMA RIGA - 5 progetti */
.project-card:nth-child(1) {
    grid-column: 1;
    grid-row: 1;
}

.project-card:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
}

.project-card:nth-child(3) {
    grid-column: 3;
    grid-row: 1;
}

.project-card:nth-child(4) {
    grid-column: 4;
    grid-row: 1;
}

.project-card:nth-child(5) {
    grid-column: 5;
    grid-row: 1;
}

/* SECONDA RIGA - 3 progetti (colonne 3, 4, 5) */
.project-card:nth-child(6) {
    grid-column: 3;
    grid-row: 2;
}

.project-card:nth-child(7) {
    grid-column: 4;
    grid-row: 2;
}

.project-card:nth-child(8) {
    grid-column: 5;
    grid-row: 2;
}

/* TERZA RIGA - 2 progetti (colonne 1, 2) */
.project-card:nth-child(9) {
    grid-column: 1;
    grid-row: 3;
}

.project-card:nth-child(10) {
    grid-column: 2;
    grid-row: 3;
}

.project-card:nth-child(11) {
    grid-column: 3;
    grid-row: 4;
}

/* QUARTA RIGA - 3 progetti (colonne 3, 4, 5) */
.project-card:nth-child(11) {
    grid-column: 3;
    grid-row: 4;
}

.project-card:nth-child(12) {
    grid-column: 4;
    grid-row: 4;
}

.project-card:nth-child(13) {
    grid-column: 5;
    grid-row: 4;
}

/* QUINTA RIGA - 4 progetti (colonne 1, 2, 3, 4) */
.project-card:nth-child(14) {
    grid-column: 1;
    grid-row: 5;
}

.project-card:nth-child(15) {
    grid-column: 2;
    grid-row: 5;
}

.project-card:nth-child(16) {
    grid-column: 3;
    grid-row: 5;
}

.project-card:nth-child(17) {
    grid-column: 4;
    grid-row: 5;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.4s ease;
}

.project-card:hover img {
    transform: scale(1.05);
}

/* Project hover overlay (optional - minimal) */
.project-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0);
    transition: background 0.3s ease;
    pointer-events: none;
}

.project-card:hover::after {
    background: rgba(0, 0, 0, 0.1);
}

/* Lightbox Gallery */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-container {
    display: flex;
    width: 100%;
    height: 100%;
    position: relative;
}

/* Left sidebar - Project info */
.lightbox-sidebar {
    width: 300px;
    padding: 40px 30px;
    background-color: rgba(26, 26, 26, 0.98);
    color: var(--color-white);
    overflow-y: auto;
    flex-shrink: 0;
}

.lightbox-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 10px;
}

.lightbox-meta {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 20px;
}

.lightbox-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #ccc;
}

/* Main image area */
.lightbox-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 40px;
}

.lightbox-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

/* Navigation arrows */
.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 3rem;
    cursor: pointer;
    padding: 20px;
    transition: opacity 0.3s ease;
    opacity: 0.6;
    z-index: 10;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 1;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* Close button */
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 2.5rem;
    cursor: pointer;
    padding: 10px;
    line-height: 1;
    opacity: 0.8;
    transition: opacity 0.3s ease;
    z-index: 11;
}

.lightbox-close:hover {
    opacity: 1;
}

/* Image counter */
.lightbox-counter {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Mobile Navigation Toggle */
.minimal-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.minimal-nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: #ffffff;
    transition: all 0.3s ease;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    /* Reset grid positioning for tablet - use auto flow */
    .project-card:nth-child(n) {
        grid-column: auto !important;
        grid-row: auto !important;
    }
    
    .grid-container {
        padding: 30px;
    }
    
    .lightbox-sidebar {
        width: 250px;
        padding: 30px 20px;
    }
}

@media (max-width: 768px) {
    .minimal-nav-container {
        padding: 0 20px;
    }
    
    .minimal-menu {
        position: fixed;
        top: var(--nav-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--nav-height));
        background-color: var(--color-white);
        flex-direction: column;
        padding: 40px 20px;
        gap: 30px;
        transition: left 0.3s ease;
        border-top: 1px solid #e0e0e0;
    }
    
    .minimal-menu.active {
        left: 0;
    }
    
    .minimal-menu a {
        font-size: 1.2rem;
        color: var(--color-black);
    }
    
    .minimal-menu a:hover {
        color: #8B0000;
    }
    
    /* Active link in mobile menu */
    .minimal-menu a[style*="color: #666"] {
        color: #666666 !important;
    }
    
    .minimal-nav-toggle {
        display: flex;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    /* Reset grid positioning for mobile - stack all cards normally */
    .project-card:nth-child(n) {
        grid-column: auto !important;
        grid-row: auto !important;
    }
    
    .grid-container {
        padding: 20px;
    }
    
    .lightbox-container {
        flex-direction: column;
    }
    
    .lightbox-sidebar {
        width: 100%;
        height: auto;
        max-height: 30vh;
        order: 2;
    }
    
    .lightbox-main {
        order: 1;
        padding: 20px;
    }
    
    .lightbox-prev,
    .lightbox-next {
        font-size: 2rem;
        padding: 10px;
    }
    
    .lightbox-close {
        font-size: 2rem;
        top: 10px;
        right: 10px;
    }
}

/* Footer */
footer {
    background-color: #f8f6f3;
    padding: 2rem 0;
    margin-top: 4rem;
}

footer p {
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: #666666;
    margin: 0;
    letter-spacing: 0.05em;
}

@media (max-width: 768px) {
    footer {
        padding: 1.5rem 1rem;
        margin-top: 2rem;
    }
    
    footer p {
        font-size: 0.75rem;
    }
}

/* Loading animation */
.project-card.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}