/* ==========================================================================
   Base Styles & Variables
   ========================================================================== */
:root {
    --bg-dark: #070707;
    --bg-light: #111111;
    --text-main: #FFFFFF;
    --text-muted: #999999;
    --accent: #FFFFFF;
    --border: rgba(255, 255, 255, 0.1);
    
    --font-heading: 'Cinzel', serif;
    --font-body: 'Montserrat', sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    font-size: 0.95rem;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: 2px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.section-title {
    font-size: 2.2rem;
    margin-bottom: 2rem;
    text-align: center;
    text-transform: uppercase;
}

.subtitle {
    font-family: var(--font-body);
    font-size: 0.8rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.btn-solid {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent);
    color: var(--bg-dark);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-solid:hover {
    background: #cccccc;
    transform: translateY(-2px);
}

.btn-outline {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline:hover {
    border-color: var(--text-main);
    background: rgba(255,255,255,0.05);
}

.btn-outline-small {
    padding: 0.6rem 1.5rem;
    background: transparent;
    color: var(--text-main);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline-small:hover {
    background: var(--text-main);
    color: var(--bg-dark);
}

.w-100 { width: 100%; }
.btn-container { text-align: center; margin-top: 3rem; }

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 1rem 5%;
    background: rgba(7, 7, 7, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 4px;
}

.logo span {
    font-weight: 400;
    color: var(--text-muted);
}

.nav-links {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-links li a {
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.desktop-socials {
    display: flex;
    gap: 1rem;
}

.desktop-socials a {
    color: var(--text-muted);
    font-size: 1rem;
}

.desktop-socials a:hover {
    color: var(--text-main);
}

.mobile-socials {
    display: none;
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    height: 100vh;
    background: url('images/hero.png') center/cover no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(7,7,7,0.3) 0%, rgba(7,7,7,0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    animation: fadeIn 2s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 2.5rem;
}

.scroll-down {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    z-index: 1;
    opacity: 0.7;
}

.scroll-down span {
    font-size: 0.6rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-down .line {
    width: 1px;
    height: 40px;
    background: var(--text-main);
    animation: scrollAnim 2s infinite;
}

@keyframes scrollAnim {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    50.1% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ==========================================================================
   Intro Section
   ========================================================================== */
.intro {
    padding: 8rem 0;
    background: var(--bg-dark);
    text-align: center;
}

.intro-text {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ==========================================================================
   Portfolio Section
   ========================================================================== */
.portfolio {
    padding: 5rem 5%;
    background: var(--bg-light);
}

.portfolio-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 4rem;
}

.filters {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.filter-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
    color: var(--text-main);
}

.gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 400px;
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item.large {
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
    filter: grayscale(20%);
}

.gallery-item:hover img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
    transform: translateY(0);
}

.gallery-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.gallery-overlay span {
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services {
    padding: 8rem 0;
    background: var(--bg-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.service-box {
    padding: 3rem 2rem;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-box:hover {
    border-color: rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.02);
}

.service-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: rgba(255,255,255,0.05);
    position: absolute;
    top: -10px;
    right: 20px;
    transition: var(--transition);
}

.service-box:hover .service-number {
    color: rgba(255,255,255,0.1);
    transform: translateY(10px);
}

.service-box h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.service-box p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.8;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact {
    padding: 8rem 5%;
    background: var(--bg-light);
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.contact-details p {
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-size: 0.9rem;
}

.contact-details strong {
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--text-muted);
    display: inline-block;
    width: 70px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 1rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.85rem;
    transition: var(--transition);
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-bottom-color: var(--text-main);
}

.input-group select {
    appearance: none;
    color: var(--text-muted);
    cursor: pointer;
}

.input-group select option {
    background: var(--bg-light);
    color: var(--text-main);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    padding: 4rem 5% 2rem;
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* ==========================================================================
   Sidebar & Responsive
   ========================================================================== */
.sidebar-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.8);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.sidebar-overlay.active {
    opacity: 1; visibility: visible;
}

@media (max-width: 992px) {
    .hero h1 { font-size: 3rem; }
    .gallery { grid-template-columns: 1fr; grid-auto-rows: 300px; }
    .gallery-item.large { grid-row: span 1; }
    .contact-container { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .desktop-socials, .desktop-btn { display: none; }
    .mobile-socials { display: flex; gap: 1.5rem; justify-content: center; margin-top: 2rem; }
    .mobile-socials a { color: var(--text-muted); font-size: 1.2rem; }
    
    .nav-links {
        position: fixed;
        top: 0; right: -280px;
        width: 280px; height: 100vh;
        background: var(--bg-light);
        flex-direction: column;
        padding: 5rem 2rem;
        gap: 2rem;
        border-left: 1px solid var(--border);
        transition: 0.4s ease-in-out;
        z-index: 1001;
    }
    
    .nav-links.active { right: 0; }
    
    .nav-links li a { font-size: 1rem; }
    .hero h1 { font-size: 2.2rem; }
    .filters { flex-wrap: wrap; justify-content: center; gap: 1rem; }
    .intro { padding: 5rem 0; }
}