/* 
 * Distinct Portfolio - Main Stylesheet 
 */

:root {
    /* Color Palette */
    --color-bg: #0a0a0c;
    --color-bg-glass: rgba(10, 10, 12, 0.7);
    --color-text: #f0f0f5;
    --color-text-muted: #8a8a99;
    --color-accent: #00ff88; /* Electric Neon Green */
    --color-border: #222228;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-display: 'Outfit', var(--font-sans);
    
    /* Layout */
    --container-max: 1280px;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Transition defaults */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.2s var(--ease-out-expo);
    --transition-slow: 0.6s var(--ease-out-expo);
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none; /* For custom cursor */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

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

a:hover {
    color: #fff;
}

.text-accent {
    color: var(--color-accent);
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Header & Glassmorphism */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: var(--space-sm) 0;
    transition: background-color var(--transition-fast);
}

.site-header-glass {
    background: var(--color-bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title a {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

/* Navigation */
.main-navigation ul {
    list-style: none;
    display: flex;
    gap: var(--space-md);
}

.main-navigation a {
    color: var(--color-text);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.main-navigation a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-fast);
}

.main-navigation a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.menu-icon-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    margin-bottom: 6px;
    transition: transform 0.3s;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-lg);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    letter-spacing: -0.03em;
    margin-bottom: var(--space-md);
    max-width: 900px;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--color-text-muted);
    max-width: 600px;
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-md);
    padding: var(--space-xl) 0;
}

.portfolio-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    transform: translateY(30px);
    opacity: 0;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.portfolio-item-link {
    display: block;
    width: 100%;
    height: 100%;
}

.portfolio-thumbnail {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-item:hover .portfolio-thumbnail {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(10,10,12,0.9) 0%, rgba(10,10,12,0) 100%);
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--transition-fast);
}

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

.portfolio-title {
    font-size: 1.8rem;
    margin-bottom: var(--space-xs);
    color: #fff;
}

.portfolio-categories {
    font-size: 0.9rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Single Portfolio Layout */
.single-portfolio-hero {
    padding-top: 120px;
    margin-bottom: var(--space-lg);
}

.single-portfolio-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    margin-bottom: var(--space-sm);
}

.single-portfolio-meta {
    display: flex;
    gap: var(--space-md);
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    font-family: var(--font-display);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
}

.single-portfolio-thumbnail {
    width: 100%;
    height: 60vh;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: var(--space-xl);
}

.single-portfolio-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.single-portfolio-content p {
    margin-bottom: var(--space-md);
}

.single-portfolio-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: var(--space-md) 0;
}

/* Footer */
.site-footer {
    padding: var(--space-xl) 0 var(--space-md);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-xl);
}

.footer-cta {
    margin-bottom: var(--space-xl);
    text-align: center;
}

.footer-heading {
    font-size: clamp(2rem, 5vw, 4rem);
    margin-bottom: var(--space-md);
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px;
    transition: all var(--transition-fast);
    cursor: none; /* override for custom cursor interaction */
}

.btn-outline {
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
}

.btn-outline:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

.footer-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-menu {
    list-style: none;
    display: flex;
    gap: var(--space-md);
}

.footer-menu a {
    color: var(--color-text-muted);
}

.footer-menu a:hover {
    color: var(--color-text);
}

/* Custom Cursor */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    background-color: var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
    z-index: 9999;
    mix-blend-mode: difference;
}

.custom-cursor.hovering {
    width: 60px;
    height: 60px;
    background-color: rgba(0, 255, 136, 0.4);
    mix-blend-mode: normal;
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu-wrapper {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-bg);
        border-left: 1px solid var(--color-border);
        padding: var(--space-xl) var(--space-md);
        transition: right var(--transition-fast);
    }
    
    .nav-menu-wrapper.is-open {
        right: 0;
    }

    .main-navigation ul {
        flex-direction: column;
        gap: var(--space-md);
    }

    .footer-meta {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .custom-cursor {
        display: none; /* Disable on mobile */
    }
    body {
        cursor: auto;
    }
}