:root {
    --color-bg: #0a0a0a;
    --color-bg-secondary: #121212;
    --color-text: #e0e0e0;
    --color-text-muted: #999;
    --color-accent: #8b0000;
    --color-accent-hover: #b30000;
    --color-border: #333;
    --color-overlay: rgba(0, 0, 0, 0.85);

    --font-main: 'Helvetica Neue', Arial, sans-serif;
    --font-title: 'Garamond', 'Georgia', serif;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Film Grain Effect */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    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='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 9999;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
}

header .container {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
    padding: 1.5rem 2rem;
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 0.4rem 0.8rem;
    font-family: var(--font-main);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
}

.lang-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.lang-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text);
}

.logo {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    color: var(--color-text);
    text-transform: uppercase;
    text-align: center;
}

.main-nav {
    position: relative;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    position: relative;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--color-accent);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0000 100%);
    position: sticky;
    top: 0;
    z-index: 1;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(139, 0, 0, 0.1) 0%, transparent 70%);
}

.hero-content {
    text-align: center;
    z-index: 1;
    padding: 2rem;
}

.hero-description {
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-description p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: var(--color-text);
    line-height: 1.9;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

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


/* Section Title */
.section-title {
    font-family: var(--font-title);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    position: relative;
    background: var(--color-bg);
    padding: 20px 0;
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 1px;
    background: var(--color-accent);
    margin: 1.5rem auto 0;
}

/* Gallery Section */
.gallery-section {
    padding: 8rem 0;
    background: var(--color-bg);
    position: relative;
    z-index: 10;
}

.gallery-grid {
    display: grid;
    gap: 2rem;
}

.gallery-item {
    position: relative;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    margin-bottom: 3rem;
    padding: 2rem;
    box-sizing: border-box;
}

.gallery-item:nth-child(even) {
    flex-direction: row-reverse;
}

.gallery-item:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 40px rgba(139, 0, 0, 0.3);
}

.item-images-left,
.item-images-right {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    justify-content: flex-start;
    flex: 0 0 150px;
    padding: 0;
}

.item-images-left picture,
.item-images-right picture {
    width: 100%;
    max-width: 300px;
    position: relative;
}

.item-images {
    display: none;
}

.item-images-left img,
.item-images-right img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    transition: var(--transition);
    cursor: zoom-in;
}

.item-images-left img:hover,
.item-images-right img:hover {
    opacity: 0.8;
}

.item-overlay {
    padding: 2rem;
    background: rgba(10, 10, 10, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
    max-width: 600px;
    box-sizing: border-box;
}

.item-overlay h3 {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--color-text);
    letter-spacing: 0.05em;
}

.item-overlay p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.item-specs {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.item-specs span {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.item-specs span::before {
    content: '◆';
    color: var(--color-accent);
    font-size: 0.6rem;
}

/* Social Section */
.social-section {
    padding: 8rem 0;
    background: var(--color-bg-secondary);
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
}

.social-link svg {
    width: 40px;
    height: 40px;
    transition: var(--transition);
}

.social-link span {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.social-link:hover {
    border-color: var(--color-accent);
    background: rgba(139, 0, 0, 0.1);
    transform: translateY(-5px);
}

.social-link:hover svg {
    transform: scale(1.1);
    color: var(--color-accent);
}

/* Contact Section */
.contact-section {
    padding: 8rem 0;
    background: var(--color-bg);
}

.contact-content {
    display: flex;
    justify-content: center;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.contact-item h3 {
    font-family: var(--font-title);
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--color-text);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.contact-item a,
.contact-item p {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--color-accent);
}

/* Footer */
footer {
    padding: 3rem 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

footer p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
}

.build-version {
    margin-top: 0.5rem;
    font-size: 0.75rem !important;
    opacity: 0.6;
    font-family: 'Courier New', monospace;
}

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        padding: 1rem;
        grid-template-columns: auto auto 1fr;
        gap: 1rem;
    }

    .logo {
        grid-column: 1 / -1;
        order: -1;
        margin-bottom: 0.5rem;
    }

    .lang-switcher {
        order: 1;
    }

    .main-nav {
        order: 2;
        justify-self: end;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        gap: 2rem;
        transition: var(--transition);
        border-left: 1px solid var(--color-border);
    }

    .nav-menu.active {
        right: 0;
    }

    .hero {
        min-height: 80vh;
    }

    .about-section,
    .gallery-section,
    .social-section,
    .contact-section {
        padding: 4rem 0;
    }

    .section-title {
        margin-bottom: 2.5rem;
    }

    .gallery-grid {
        gap: 2.5rem;
    }

    .gallery-item {
        grid-template-columns: 1fr !important;
        grid-template-rows: auto auto auto;
        margin-bottom: 2rem;
        padding: 1.5rem;
    }

    .item-images-left,
    .item-images-right {
        gap: 1rem;
    }

    .item-images-left picture,
    .item-images-right picture {
        max-width: 250px;
    }

    .item-overlay {
        padding: 1.5rem;
        order: 2;
    }

    .item-images-left {
        order: 1;
    }

    .item-images-right {
        order: 3;
    }

    .item-overlay h3 {
        font-size: 1.4rem;
    }

    .contact-content {
        gap: 2rem;
    }

    .social-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .logo {
        font-size: 1.3rem;
    }

    .social-grid {
        grid-template-columns: 1fr;
    }
}

/* Loading Animation */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

img {
    background: linear-gradient(90deg, #0a0a0a 0%, #1a1a1a 50%, #0a0a0a 100%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

img[src] {
    animation: none;
    background: none;
}

/* Image Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    padding: 2rem;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 95vw;
    max-height: 95vh;
    width: auto;
    height: auto;
    object-fit: contain;
    cursor: zoom-out;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    font-size: 3rem;
    color: var(--color-text);
    cursor: pointer;
    z-index: 10001;
    background: rgba(0, 0, 0, 0.7);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: var(--transition);
}

.lightbox-close:hover {
    background: var(--color-accent);
    transform: rotate(90deg);
}