/* ==========================================================================
   Sniveler Code — Main Styles (index.html)
   ========================================================================== */

:root {
    --bg-base: #050505;
    --bg-surface: #111111;
    --bg-surface-hover: #1a1a1a;
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
    --accent: #00e5ff; /* Cyan/Neon Blue */
    --accent-dim: rgba(0, 229, 255, 0.1);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(0, 229, 255, 0.5);
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --transition: all 0.2s ease-out;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
}

body {
    overflow-x: hidden;
    background-image: 
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center top;
    /* Subtle grid fade out at the bottom */
    mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0.1) 100%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 40%, rgba(0,0,0,0.9) 100%);
    mask-mode: alpha;
    -webkit-mask-mode: alpha;
}

/* Utility */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}
.mono { font-family: var(--font-mono); }
.text-accent { color: var(--accent); }

/* Typography */
h1, h2, h3 {
    font-weight: 600;
    letter-spacing: -0.03em;
    text-wrap: balance;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    display: inline-block;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 0.5rem;
}

p { color: var(--text-secondary); }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%; left: -10%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
    z-index: -1;
    filter: blur(40px);
    animation: pulse 8s infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.1); }
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero .slogan {
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: 3rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition);
    border: 1px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-base);
    font-weight: 700;
}

.btn-primary:hover {
    background-color: var(--accent);
    box-shadow: 0 0 15px var(--accent-dim);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

/* Navigation */
nav {
    position: fixed;
    top: 0; width: 100%;
    padding: 1.5rem 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-logo {
    height: 32px;
    width: auto;
    display: block;
    filter: brightness(1.2) drop-shadow(0 0 8px var(--accent-dim));
    transition: var(--transition);
}

.nav-logo:hover {
    filter: brightness(1.5) drop-shadow(0 0 12px var(--accent));
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    transition: var(--transition);
}

nav a:hover { color: var(--accent); }

/* Sections */
section { padding: 6rem 0; }

/* Portfolio Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    background: var(--bg-surface-hover);
}

.card:hover::before { transform: scaleX(1); }

.card-image {
    width: 100%;
    height: 160px;
    background: #050505;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-image {
    border-color: var(--border-hover);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.card p {
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    background: var(--accent-dim);
    padding: 0.2rem 0.5rem;
    border-radius: 2px;
    border: 1px solid rgba(0, 229, 255, 0.2);
}

.card-actions {
    margin-top: auto;
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.card-link {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

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

/* Philosophy */
.philosophy-content {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 3rem;
    border-left: 4px solid var(--accent);
}

.philosophy-content p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}
.philosophy-content p:last-child { margin-bottom: 0; }

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 4rem 0;
    text-align: center;
    background: var(--bg-surface);
}

.social-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2rem;
}

.social-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    transition: var(--transition);
}

.social-links a:hover { color: var(--accent); }

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Accessibility: Focus Visible */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--bg-base);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-mono);
    font-weight: 700;
    text-decoration: none;
    border-radius: 0 0 8px 8px;
    z-index: 1000;
    transition: top 0.2s ease;
}
.skip-link:focus {
    top: 0;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .philosophy-content { padding: 2rem; }
    nav .container { flex-direction: column; gap: 1rem; align-items: center; }
    .nav-links { gap: 1rem; }
    .hero::before { width: 300px; height: 300px; }
}