/* ==========================================================================
   CSS Variables & Theme Tokens
   ========================================================================== */
   :root {
    /* Color Palette - Premium Dark Theme */
    --clr-bg-base: hsl(230, 25%, 7%);
    --clr-bg-surface: hsl(230, 20%, 12%);
    --clr-bg-glass: hsla(230, 20%, 15%, 0.6);
    --clr-bg-glass-hover: hsla(230, 20%, 20%, 0.8);
    
    --clr-text-main: hsl(0, 0%, 100%);
    --clr-text-muted: hsl(230, 15%, 70%);
    
    --clr-accent: hsl(265, 89%, 68%); /* Vibrant Purple */
    --clr-accent-hover: hsl(265, 89%, 78%);
    --clr-accent-glow: hsla(265, 89%, 68%, 0.4);
    
    --clr-border: hsla(0, 0%, 100%, 0.08);
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Layout & Spacing */
    --max-width: 1280px;
    --section-padding: 6rem;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-full: 9999px;
    
    /* Animation */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Base Reset
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--clr-bg-base);
    color: var(--clr-text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
    /* Ensure footer pushes to bottom */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

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

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

/* ==========================================================================
   Background & Environmental Effects
   ========================================================================== */
.blob-bg {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.4;
    animation: float 20s infinite ease-in-out alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--clr-accent), transparent 70%);
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, hsl(320, 80%, 60%), transparent 70%);
    animation-direction: alternate-reverse;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--clr-bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--clr-border);
}

.nav-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--clr-text-muted);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--clr-text-main);
}

.nav-btn.primary {
    background: var(--clr-accent);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-btn.primary:hover {
    background: var(--clr-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--clr-accent-glow);
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background: hsla(265, 89%, 68%, 0.15);
    color: var(--clr-accent);
    border: 1px solid var(--clr-accent-glow);
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background: var(--clr-text-main);
    color: var(--clr-bg-base);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px hsla(0, 0%, 100%, 0.2);
    /* Subtle background shift inverted for dark mode */
    background: hsl(0, 0%, 90%);
}

.btn-secondary {
    background: var(--clr-bg-glass);
    color: var(--clr-text-main);
    border: 1px solid var(--clr-border);
    backdrop-filter: blur(8px);
}

.btn-secondary:hover {
    background: var(--clr-bg-glass-hover);
    border-color: var(--clr-text-muted);
    transform: translateY(-2px);
}

.icon {
    width: 20px;
    height: 20px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    z-index: 10;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.accent-text {
    background: linear-gradient(135deg, var(--clr-accent) 0%, hsl(320, 80%, 60%) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: var(--clr-accent); /* Fallback */
    font-family: var(--font-heading);
    font-weight: 600;
    font-style: italic;
    padding-right: 0.2em; /* prevent clipping on italic tail */
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    max-width: 500px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image-container {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-card {
    background: var(--clr-bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--clr-border);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
    position: relative;
    /* Subtle rotation effect for the hero */
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-smooth);
}

.glass-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.hero-img {
    border-radius: var(--border-radius-md);
    object-fit: cover;
    width: 100%;
    max-width: 450px;
    aspect-ratio: 4/5;
}

/* ==========================================================================
   Studio Section
   ========================================================================== */
.section-padding {
    padding: var(--section-padding) 2rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--clr-text-muted);
    font-size: 1.1rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.portfolio-card {
    background: var(--clr-bg-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: all var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    border-color: var(--clr-accent-glow);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5), 0 0 20px var(--clr-accent-glow);
}

.card-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.card-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-card:hover .card-image-wrapper img {
    transform: scale(1.08);
}

.card-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

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

.buy-badge {
    background: var(--clr-text-main);
    color: var(--clr-bg-base);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    transform: translateY(20px);
    transition: transform var(--transition-smooth);
}

.portfolio-card:hover .buy-badge {
    transform: translateY(0);
}

.card-content {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex: 1;
}

.card-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-right: 1rem;
    line-height: 1.4;
}

.price {
    font-weight: 600;
    color: var(--clr-accent);
    background: hsla(265, 89%, 68%, 0.15);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.glass-footer {
    border-top: 1px solid var(--clr-border);
    background: var(--clr-bg-surface);
    margin-top: 4rem;
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 4rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
}

.footer-brand p {
    color: var(--clr-text-muted);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--clr-text-muted);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--clr-text-main);
}

.footer-bottom {
    border-top: 1px solid var(--clr-border);
    padding: 1.5rem 2rem;
    text-align: center;
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Animations & Responsive
   ========================================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s forwards;
    /* Opacity 0 if JS isn't rendering it - though here we use pure CSS for hero */
}

@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        padding-top: 8rem;
        text-align: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-subtitle {
        margin: 0 auto 2.5rem;
    }
    
    nav {
        gap: 1rem;
    }
    
    .nav-link {
        display: none; /* simple mobile nav: hide text links, keep CTA */
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}