/* ===========================
   CSS Variables
   =========================== */
:root {
    --primary-dark: #0F1015;
    --primary-light: #1a1b24;
    --accent-gold: #d4af37;
    --accent-silver: #c0c0c0;
    --text-primary: #ffffff;
    --text-secondary: #b8b8b8;
    --text-muted: #808080;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Montserrat', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.5);
}

/* ===========================
   Reset & Base Styles
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===========================
   Utility Classes
   =========================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.02em;
}

.content-divider {
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    margin: var(--spacing-md) auto;
}

/* ===========================
   Navigation
   =========================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    transition: var(--transition-smooth);
    padding: var(--spacing-sm) 0;
}

.navbar.scrolled {
    background-color: rgba(15, 16, 21, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    padding: var(--spacing-xs) 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: var(--transition-smooth);
}

.navbar.scrolled .logo-img {
    height: 40px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    position: relative;
    transition: var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--accent-gold);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(192, 192, 192, 0.03) 0%, transparent 50%);
    animation: heroGlow 8s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-content {
    text-align: center;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

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

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.02em;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.05em;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #c9a02c 100%);
    color: var(--primary-dark);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 2px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.5);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-indicator span {
    display: block;
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent-gold), transparent);
    animation: scrollAnimation 2s ease-in-out infinite;
}

@keyframes scrollAnimation {
    0% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(20px);
        opacity: 0;
    }
}

/* ===========================
   About Section
   =========================== */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-light);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-text {
    text-align: center;
}

.about-paragraph {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.value-item {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--primary-dark);
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.value-item h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-gold);
    font-weight: 400;
}

.value-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===========================
   Gallery Section
   =========================== */
.gallery {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-dark);
}

.gallery-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

/* Gallery Filters */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-btn:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-gold) 0%, #c9a02c 100%);
    color: var(--primary-dark);
    border-color: var(--accent-gold);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    aspect-ratio: 1 / 1;
    background-color: var(--primary-light);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-smooth);
}

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

.gallery-item.hidden {
    display: none;
}

/* Gallery Image Wrapper */
.gallery-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.gallery-item:hover img {
    transform: scale(1.08);
    filter: brightness(1.1);
}

/* Image Loader */
.image-loader {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        var(--primary-light) 0%,
        rgba(212, 175, 55, 0.1) 50%,
        var(--primary-light) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    z-index: 1;
}

.gallery-item img[loading="lazy"].loaded + .image-loader {
    display: none;
}

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

/* Gallery Overlay */
.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(15, 16, 21, 0.98), transparent);
    transform: translateY(100%);
    transition: var(--transition-smooth);
    z-index: 2;
}

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

.gallery-overlay h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--accent-gold);
    font-weight: 400;
}

.gallery-overlay p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* View Button */
.view-btn {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 40px;
    height: 40px;
    background: rgba(212, 175, 55, 0.9);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition-smooth);
    z-index: 3;
}

.gallery-item:hover .view-btn {
    opacity: 1;
    transform: scale(1);
}

.view-btn:hover {
    background: var(--accent-gold);
    transform: scale(1.1);
}

.view-btn svg {
    color: var(--primary-dark);
}

/* ===========================
   Lightbox Modal
   =========================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 16, 21, 0.98);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    animation: lightboxZoom 0.3s ease-out;
}

@keyframes lightboxZoom {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-image {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-info {
    text-align: center;
    max-width: 600px;
    padding: var(--spacing-md);
}

.lightbox-info h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--accent-gold);
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
}

.lightbox-info p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.lightbox-counter {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

/* Lightbox Controls */
.lightbox-close,
.lightbox-nav {
    position: absolute;
    background: rgba(212, 175, 55, 0.2);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--text-primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    backdrop-filter: blur(5px);
}

.lightbox-close:hover,
.lightbox-nav:hover {
    background: rgba(212, 175, 55, 0.4);
    border-color: var(--accent-gold);
    transform: scale(1.1);
}

.lightbox-close {
    top: 20px;
    right: 20px;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-prev:hover {
    transform: translateY(-50%) scale(1.1);
}

.lightbox-next:hover {
    transform: translateY(-50%) scale(1.1);
}

.lightbox-close svg,
.lightbox-nav svg {
    display: block;
}

/* Lightbox Loading */
.lightbox-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: none;
}

.lightbox-loading.active {
    display: block;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(212, 175, 55, 0.2);
    border-top-color: var(--accent-gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===========================
   Philosophy Section
   =========================== */
.philosophy {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    text-align: center;
}

.philosophy-content {
    max-width: 900px;
    margin: 0 auto;
}

.philosophy-quote {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 300;
    line-height: 1.6;
    font-style: italic;
    color: var(--accent-gold);
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding: 0 var(--spacing-lg);
}

.philosophy-quote::before,
.philosophy-quote::after {
    content: '"';
    font-size: 4rem;
    color: var(--accent-silver);
    opacity: 0.3;
    position: absolute;
}

.philosophy-quote::before {
    top: -20px;
    left: 0;
}

.philosophy-quote::after {
    bottom: -40px;
    right: 0;
}

.philosophy-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===========================
   Contact Section
   =========================== */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    padding-right: var(--spacing-md);
}

.contact-intro {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    margin-top: var(--spacing-lg);
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.contact-detail-item svg {
    color: var(--accent-gold);
    flex-shrink: 0;
}

.contact-form {
    background-color: var(--primary-dark);
    padding: var(--spacing-lg);
    border-radius: 4px;
    box-shadow: var(--shadow-soft);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    background-color: var(--primary-light);
    border: 1px solid rgba(192, 192, 192, 0.1);
    border-radius: 2px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #c9a02c 100%);
    color: var(--primary-dark);
    border: none;
    border-radius: 2px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.5);
}

.submit-button svg {
    transition: var(--transition-fast);
}

.submit-button:hover svg {
    transform: translateX(5px);
}

.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: 2px;
    text-align: center;
    display: none;
}

.form-message.success {
    background-color: rgba(76, 175, 80, 0.2);
    color: #4caf50;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.form-message.error {
    background-color: rgba(244, 67, 54, 0.2);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.3);
}

/* ===========================
   Footer
   =========================== */
.footer {
    padding: var(--spacing-lg) 0;
    background-color: var(--primary-dark);
    border-top: 1px solid rgba(192, 192, 192, 0.1);
}

.footer-content {
    text-align: center;
}

.footer-logo img {
    height: 60px;
    margin: 0 auto var(--spacing-md);
    opacity: 0.8;
}

.footer-tagline {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ===========================
   Back to Top Button
   =========================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #c9a02c 100%);
    color: var(--primary-dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-soft);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 1024px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .contact-info {
        text-align: center;
        padding-right: 0;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(15, 16, 21, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: var(--transition-smooth);
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.3);
        padding: var(--spacing-lg) 0;
        gap: var(--spacing-md);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .gallery-filters {
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.85rem;
    }
    
    .lightbox-close,
    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
    }
    
    .lightbox-image {
        max-height: 60vh;
    }
    
    .lightbox-info h3 {
        font-size: 1.5rem;
    }
    
    .lightbox-info p {
        font-size: 1rem;
    }
    
    .philosophy-quote {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .cta-button {
        padding: 0.875rem 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
}

/* ===========================
   Animations
   =========================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Smooth scroll offset for fixed navbar */
section {
    scroll-margin-top: 80px;
}

/* Loading animation for images */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}