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

:root {
    /* Color Palette */
    --color-bg-dark: #0f0f0f;
    --color-bg-charcoal: #1a1a1a;
    --color-bg-grey: #252525;
    --color-warm-highlight: #d4a574;
    --color-warm-muted: #c19a6b;
    --color-text-primary: #e8e8e8;
    --color-text-secondary: #b8b8b8;
    --color-text-muted: #888888;
    
    /* Typography */
    --font-serif: 'Georgia', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Effects */
    --focus-ring: 0 0 0 3px rgba(212, 165, 116, 0.4);
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

/* Film Grain Texture */
body::before {
    content: '';
    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='3.5' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
    opacity: 0.25;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    letter-spacing: 0.02em;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
    text-align: center;
    letter-spacing: 0.05em;
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #0a0a0a 0%, #111111 100%);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.4) 100%);
    pointer-events: none;
    z-index: 5;
}

.hero-content {
    text-align: center;
    z-index: 10;
    position: relative;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
    color: var(--color-warm-highlight);
    position: relative;
    display: inline-block;
    text-shadow: 0 0 12px rgba(212, 165, 116, 0.3), 0 0 40px rgba(212, 165, 116, 0.15);
    animation: nameGlow 6s ease-in-out infinite;
}

.hero-title::after {
    content: attr(data-text);
    position: absolute;
    inset: 0;
    color: transparent;
    background: linear-gradient(120deg, rgba(255, 241, 214, 0.1), rgba(255, 255, 255, 0.7), rgba(212, 165, 116, 0.2));
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    opacity: 0.7;
    mix-blend-mode: screen;
    animation: nameShimmer 7s ease-in-out infinite;
    pointer-events: none;
}

.hero-tagline {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 1rem 3rem;
    border: 1px solid var(--color-warm-highlight);
    color: var(--color-warm-highlight);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.875rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-warm-highlight);
    transition: var(--transition-smooth);
    z-index: -1;
}

.cta-button:hover {
    color: var(--color-bg-dark);
}

.cta-button:hover::before {
    left: 0;
}

.cta-button:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.hero-stars {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    opacity: 1;
    mix-blend-mode: screen;
}

.hero-gradient {
    position: absolute;
    width: 60vw;
    height: 60vw;
    min-width: 420px;
    min-height: 420px;
    background: radial-gradient(circle at 30% 30%, rgba(212, 165, 116, 0.22), transparent 60%);
    top: -20vw;
    right: -10vw;
    opacity: 0.7;
    filter: blur(20px);
    animation: heroDrift 26s ease-in-out infinite;
    z-index: 0;
}

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

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    line-height: 1.8;
    color: var(--color-text-secondary);
    text-align: center;
}

/* ===========================
   Details Strip
   =========================== */
.details {
    padding: var(--spacing-lg) 0;
    background: var(--color-bg-grey);
    border-top: 1px solid rgba(212, 165, 116, 0.1);
    border-bottom: 1px solid rgba(212, 165, 116, 0.1);
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    text-align: center;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    transition: var(--transition-smooth);
}

.detail-item:hover {
    transform: translateY(-6px);
}

.detail-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
}

.detail-value {
    font-size: 1.1rem;
    color: var(--color-warm-highlight);
    font-weight: 300;
}

/* ===========================
   Portfolio Section
   =========================== */
.portfolio {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-dark);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--color-text-muted);
    color: var(--color-text-secondary);
    padding: 0.75rem 2rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: var(--font-sans);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--color-warm-highlight);
    color: var(--color-warm-highlight);
    box-shadow: 0 0 18px rgba(212, 165, 116, 0.15);
}

.filter-btn:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    animation: fadeIn 0.6s ease-out;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    cursor: pointer;
    background: var(--color-bg-charcoal);
    transition: var(--transition-smooth);
}

.gallery-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
    filter: grayscale(20%) contrast(1.05);
}

.gallery-item:hover img {
    transform: scale(1.05);
    filter: grayscale(0%) contrast(1.1);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.5) 100%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.gallery-item:hover::after {
    opacity: 1;
}

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

/* ===========================
   Contact Section
   =========================== */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-charcoal);
    border-top: 1px solid rgba(212, 165, 116, 0.08);
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--color-bg-charcoal);
    border: 1px solid var(--color-bg-grey);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-warm-highlight);
    box-shadow: var(--focus-ring);
}

.submit-button {
    width: 100%;
    padding: 1.25rem;
    background: transparent;
    border: 1px solid var(--color-warm-highlight);
    color: var(--color-warm-highlight);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.submit-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-warm-highlight);
    transition: var(--transition-smooth);
    z-index: -1;
}

.submit-button:hover {
    color: var(--color-bg-dark);
}

.submit-button:hover::before {
    left: 0;
}

.submit-button:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.form-status {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    text-align: center;
    border-radius: 4px;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(76, 175, 80, 0.1);
    color: #4caf50;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.form-status.error {
    display: block;
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.3);
}

/* ===========================
   Footer
   =========================== */
.footer {
    padding: var(--spacing-lg) 0;
    background: var(--color-bg-dark);
    border-top: 1px solid rgba(212, 165, 116, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links[hidden] {
    display: none;
}

.social-links a {
    color: var(--color-text-muted);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-links a:hover {
    color: var(--color-warm-highlight);
    transform: translateY(-3px);
}

.social-links a:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.copyright {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

/* ===========================
   Lightbox
   =========================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    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 {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    display: block;
}

.lightbox-close,
.lightbox-nav {
    position: absolute;
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: 1rem;
    transition: var(--transition-smooth);
    z-index: 10001;
}

.lightbox-close:hover,
.lightbox-nav:hover {
    color: var(--color-warm-highlight);
    transform: scale(1.1);
}

.lightbox-close:focus-visible,
.lightbox-nav:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.lightbox-close {
    top: 2rem;
    right: 2rem;
}

.lightbox-prev {
    left: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-prev:hover {
    transform: translateY(-50%) translateX(-5px);
}

.lightbox-next:hover {
    transform: translateY(-50%) translateX(5px);
}

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

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

@keyframes nameShimmer {
    0% {
        background-position: 0% 50%;
        opacity: 0.3;
    }
    50% {
        background-position: 100% 50%;
        opacity: 0.85;
    }
    100% {
        background-position: 0% 50%;
        opacity: 0.4;
    }
}

@keyframes nameGlow {
    0%,
    100% {
        text-shadow: 0 0 10px rgba(212, 165, 116, 0.25), 0 0 30px rgba(212, 165, 116, 0.15);
    }
    50% {
        text-shadow: 0 0 18px rgba(212, 165, 116, 0.45), 0 0 55px rgba(212, 165, 116, 0.3);
    }
}

@keyframes heroDrift {
    0%,
    100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    50% {
        transform: translate3d(-6%, 4%, 0) scale(1.05);
    }
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .portfolio-filters {
        gap: var(--spacing-sm);
    }
    
    .filter-btn {
        padding: 0.5rem 1.5rem;
        font-size: 0.75rem;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-md);
    }
    
    .lightbox-prev,
    .lightbox-next {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .cta-button {
        padding: 0.875rem 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

/* ===========================
   Performance Optimizations
   =========================== */
.gallery-item:hover img,
.lightbox-content img {
    will-change: transform;
}

.gallery-item img {
    will-change: auto;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms;
        animation-iteration-count: 1;
        transition-duration: 0.01ms;
    }

    .hero-stars,
    .hero-title::after {
        display: none;
    }

    .hero-title {
        text-shadow: none;
    }
}