/* Warm Editorial & Monospace Design System */

:root {
    --bg-color: #0c0c0b; /* Deep Obsidian Black */
    --card-bg: #141311; /* Warm Matte Charcoal */
    --card-bg-hover: #1c1a17; 
    --card-border: rgba(229, 169, 117, 0.08); /* Warm copper border, very subtle */
    --card-border-hover: rgba(229, 169, 117, 0.3);
    
    --text-primary: #f4f3ef; /* Warm Ivory */
    --text-secondary: #a3a19a; /* Sandstone Gray */
    --text-muted: #6e6c67; /* Muted Slate Gray */
    
    --color-accent: #e5a975; /* Brushed Copper */
    --color-accent-rgb: 229, 169, 117;
    --color-accent-muted: #8ca68c; /* Muted Sage/Olive */
    
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-headings: var(--font-serif);
    --font-body: var(--font-sans);
    
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.brand-gazelist {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    overflow-x: hidden;
    line-height: 1.6;
    letter-spacing: -0.01em;
}

/* Subtle physical paper grain texture */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0.022;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Container */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    backdrop-filter: blur(12px);
    background-color: rgba(12, 12, 11, 0.85);
    border-bottom: 1px solid var(--card-border);
    z-index: 100;
    transition: var(--transition);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.logo span {
    color: var(--color-accent);
    font-style: italic;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: var(--transition);
    position: relative;
    padding: 0.25rem 0;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--color-accent);
}

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

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

/* Hero Section (Asymmetric Editorial) */
.hero {
    padding: 160px 0 100px;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-badge::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    font-weight: 300;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.hero h1 span {
    font-style: italic;
    font-weight: 400;
    color: var(--color-accent);
}

.hero p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    gap: 10px;
    cursor: pointer;
    font-size: 0.9rem;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #0c0c0b;
    border: 1px solid var(--color-accent);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(229, 169, 117, 0.15);
}

.btn-secondary {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background-color: transparent;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Hero Terminal Simulation Widget */
.hero-terminal {
    background: #11100e;
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    height: 320px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.15);
}

.terminal-dot:nth-child(1) { background-color: #ff5f56; }
.terminal-dot:nth-child(2) { background-color: #ffbd2e; }
.terminal-dot:nth-child(3) { background-color: #27c93f; }

.terminal-title {
    color: var(--text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.terminal-body {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: hidden;
}

.terminal-line {
    line-height: 1.4;
    white-space: pre-wrap;
}

.terminal-line .accent {
    color: var(--color-accent);
}

.terminal-line .muted {
    color: var(--text-muted);
}

.terminal-line .success {
    color: var(--color-accent-muted);
}

/* Portfolio / Showcase Section */
.portfolio {
    padding: 100px 0;
    border-top: 1px solid var(--card-border);
}

.section-meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    display: block;
}

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

.section-header h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.section-header h2 span {
    font-style: italic;
    color: var(--color-accent);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
}

/* Filter Controls (Sliding Capsule Style) */
.filter-wrapper {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 3.5rem;
}

.filter-controls {
    position: relative;
    display: inline-flex;
    background-color: #12110f;
    border: 1px solid var(--card-border);
    padding: 4px;
    border-radius: 30px;
    z-index: 1;
}

.filter-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 22px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: color 0.3s ease;
    position: relative;
    z-index: 2;
}

.filter-btn.active {
    color: #0c0c0b;
}

/* The sliding indicator background capsule */
.filter-indicator {
    position: absolute;
    top: 4px;
    left: 4px;
    height: calc(100% - 8px);
    background-color: var(--color-accent);
    border-radius: 30px;
    z-index: 1;
    transition: all 0.35s cubic-bezier(0.25, 1, 0.5, 1);
    pointer-events: none;
}

/* Asymmetric Grid Layout */
.app-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

/* Card Design (Bespoke Editorial & Technical style) */
.app-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.app-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid transparent;
    border-radius: 6px;
    transition: var(--transition);
    pointer-events: none;
}

.app-card:hover {
    background: var(--card-bg-hover);
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.app-card:hover::after {
    border-color: var(--color-accent);
}

/* Asymmetric Featured Card (Double width on desktop) */
.app-card.featured {
    grid-column: span 2;
}

.app-card-layout {
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: space-between;
}

/* Featured card internal split layout */
.app-card.featured .app-featured-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
}

.app-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.app-icon {
    width: 52px;
    height: 52px;
    border-radius: 6px;
    background: rgba(229, 169, 117, 0.05);
    border: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-accent);
    transition: var(--transition);
}

.app-card:hover .app-icon {
    background-color: var(--color-accent);
    color: #0c0c0b;
}

.app-title-group h3 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 400;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
}

.app-category {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
}

.app-body p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 1.5rem;
}

/* Featured Specs list on the right side */
.app-specs-panel {
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    padding-left: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.spec-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.spec-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.spec-item {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.spec-item i {
    color: var(--color-accent-muted);
    font-size: 0.8rem;
}

/* Image preview container */
.app-preview-container {
    width: 100%;
    height: 160px;
    background-color: #11100e;
    border: 1px solid var(--card-border);
    border-radius: 4px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 1.25rem;
}

.app-preview {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.app-card:hover .app-preview {
    transform: scale(1.04);
}

/* Tags formatting */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: #11100e;
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 3px 8px;
    border-radius: 3px;
}

/* Legal links */
.app-legal-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.25rem;
    padding-top: 0.75rem;
    border-top: 1px dashed rgba(255, 255, 255, 0.04);
}

.legal-link {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

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

/* Card footer buttons */
.app-footer {
    display: flex;
    gap: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 1.5rem;
    margin-top: 1.5rem;
}

.app-link {
    flex: 1;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition);
}

.app-link-primary {
    background-color: rgba(229, 169, 117, 0.08);
    color: var(--color-accent);
    border: 1px solid var(--card-border);
}

.app-link-primary:hover {
    background-color: var(--color-accent);
    color: #0c0c0b;
    border-color: var(--color-accent);
}

.app-link-secondary {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.app-link-secondary:hover {
    border-color: var(--color-accent);
    color: var(--text-primary);
}

/* Tech Stack Section (Spec-Sheet Style) */
.tech-stack {
    padding: 100px 0;
    border-top: 1px solid var(--card-border);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.skill-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
}

.skill-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.skill-type {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    display: block;
}

.skill-card i {
    font-size: 1.8rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
    display: block;
}

.skill-card h4 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.skill-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Contact Section (Editorial Box) */
.contact {
    padding: 100px 0 140px;
    border-top: 1px solid var(--card-border);
}

.contact-box {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 4.5rem 3rem;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

.contact-box::before {
    content: '[ INVITATION ]';
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    position: absolute;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.contact-box h3 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.contact-box h3 span {
    font-style: italic;
    color: var(--color-accent);
}

.contact-box p {
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 2.5rem;
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Footer */
footer {
    border-top: 1px solid var(--card-border);
    padding: 50px 0;
    text-align: center;
}

footer p {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Responsive Redesigns */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-terminal {
        max-width: 550px;
        width: 100%;
        margin: 0 auto;
    }
    
    .app-card.featured .app-featured-split {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .app-specs-panel {
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        padding-left: 0;
        padding-top: 1.5rem;
    }
}

@media (max-width: 768px) {
    header {
        position: absolute;
    }
    
    .navbar {
        flex-direction: column;
        height: auto;
        padding: 1.5rem 0;
        gap: 1.25rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }

    .hero {
        padding: 150px 0 60px;
    }
    
    .hero h1 {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
        word-wrap: break-word;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
    }

    .app-grid {
        grid-template-columns: 1fr;
    }
    
    .app-card.featured {
        grid-column: span 1;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-box {
        padding: 4rem 1.5rem 3rem;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 1rem 0;
        gap: 0.75rem;
    }
    .nav-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.8rem 1rem;
    }
    .nav-links a {
        font-size: 0.72rem;
    }
    .hero {
        padding-top: 170px;
    }
    .hero-buttons {
        gap: 1rem;
    }
    .app-card {
        padding: 1.75rem 1.5rem;
    }
    .tech-tag {
        font-size: 0.65rem;
        padding: 2px 6px;
    }
}