/* ==========================================================================
   S3r4phNet - Dark Cyber Aesthetic
   ========================================================================== */

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

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f1a;
    --bg-card: #111122;
    --bg-terminal: #0c0c14;
    --text-primary: #c8c8d4;
    --text-secondary: #7a7a8e;
    --text-dim: #4a4a5e;
    --accent-cyan: #00f0ff;
    --accent-green: #00ff88;
    --accent-purple: #a855f7;
    --accent-red: #ff3366;
    --accent-yellow: #ffcc00;
    --border-color: #1a1a2e;
    --border-glow: rgba(0, 240, 255, 0.15);
    --font-mono: "Fira Code", "JetBrains Mono", "Cascadia Code", "Consolas", monospace;
    --font-sans: "Inter", "Segoe UI", system-ui, sans-serif;
}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
}

body {
    font-family: var(--font-mono);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168, 85, 247, 0.03) 0%, transparent 50%);
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: color 0.2s ease, text-shadow 0.2s ease;
}

a:hover {
    color: #66f7ff;
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
}

/* --- Navigation --- */
.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0.8rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 1px;
}

.nav-brand:hover {
    color: #66f7ff;
}

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

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-cyan);
    box-shadow: 0 0 6px var(--accent-cyan);
    transition: width 0.3s ease;
}

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

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

/* Hamburger button — hidden on desktop, shown on mobile */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 2px;
    flex-shrink: 0;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--accent-cyan);
    border-radius: 1px;
    transition: 0.3s;
}


/* --- Hero Section --- */
.hero {
    position: relative;
    padding: 4rem 1.5rem 3rem;
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 240, 255, 0.015) 2px,
            rgba(0, 240, 255, 0.015) 4px
        );
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.ascii-logo {
    font-size: 0.55rem;
    line-height: 1.3;
    color: var(--accent-cyan);
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
    margin-bottom: 1rem;
    overflow-x: auto;
    display: inline-block;
    text-align: left;
}

.tagline {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
    margin-top: 0.5rem;
}

.scan-line {
    width: 60%;
    max-width: 500px;
    height: 1px;
    margin: 2rem auto 0;
    background: linear-gradient(
        90deg,
        transparent,
        var(--accent-cyan),
        transparent
    );
    opacity: 0.4;
    animation: scan-pulse 3s ease-in-out infinite;
}

@keyframes scan-pulse {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.6; }
}

/* --- Sites Grid --- */
.sites-grid {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
}

.section-header {
    font-size: 1.1rem;
    color: var(--accent-green);
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

.prompt {
    color: var(--accent-cyan);
    margin-right: 0.3rem;
}

.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* --- Site Cards --- */
.site-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2rem;
    color: var(--text-primary);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
    position: relative;
    overflow: hidden;
}

.site-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.site-card:hover {
    border-color: rgba(0, 240, 255, 0.3);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.08), inset 0 0 25px rgba(0, 240, 255, 0.02);
    transform: translateY(-2px);
    color: var(--text-primary);
}

.site-card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.2rem;
    color: var(--accent-cyan);
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.site-card:hover .card-icon {
    opacity: 1;
}

.card-title {
    font-size: 1.15rem;
    color: var(--accent-cyan);
    margin-bottom: 0.8rem;
    letter-spacing: 0.5px;
}

.card-summary {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    flex-grow: 1;
    margin-bottom: 1.2rem;
}

.card-link {
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 2px;
    transition: color 0.2s ease;
}

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

/* --- z3ngaming Card --- */
.z3n-card:hover {
    border-color: rgba(232, 81, 45, 0.4);
    box-shadow: 0 0 25px rgba(232, 81, 45, 0.1), inset 0 0 25px rgba(232, 81, 45, 0.02);
}

.z3n-card::before {
    background: linear-gradient(90deg, #e8512d, #ff8c42);
}

.z3n-card .card-icon {
    color: #e8512d;
}

.z3n-logo img {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    object-fit: cover;
}

.z3n-card .card-title {
    color: #e8512d;
}

.z3n-card:hover .card-link {
    color: #ff8c42;
}

.z3n-discord-link {
    color: #5865f2;
}

/* --- Black Ops Card --- */
.blkops-card:hover {
    border-color: rgba(255, 51, 51, 0.4);
    box-shadow: 0 0 25px rgba(255, 51, 51, 0.1), inset 0 0 25px rgba(255, 51, 51, 0.02);
}

.blkops-card::before {
    background: linear-gradient(90deg, #ff3333, #ff8800);
}

.blkops-card .card-icon {
    color: #ff3333;
}

.blkops-card .card-title {
    color: #ff3333;
}

.blkops-card:hover .card-link {
    color: #ff8800;
}

/* --- GIS Card --- */
.gis-card:hover {
    border-color: rgba(34, 197, 94, 0.4);
    box-shadow: 0 0 25px rgba(34, 197, 94, 0.1), inset 0 0 25px rgba(34, 197, 94, 0.02);
}

.gis-card::before {
    background: linear-gradient(90deg, #22c55e, var(--accent-cyan));
}

.gis-card .card-icon {
    color: #22c55e;
}

.gis-card .card-title {
    color: #22c55e;
}

.gis-card:hover .card-link {
    color: #22c55e;
}

/* --- Anime Card --- */
.anime-card:hover {
    border-color: rgba(168, 85, 247, 0.4);
    box-shadow: 0 0 25px rgba(168, 85, 247, 0.1), inset 0 0 25px rgba(168, 85, 247, 0.02);
}

.anime-card::before {
    background: linear-gradient(90deg, #a855f7, #ff6eb4);
}

.anime-card .card-icon {
    color: #a855f7;
}

.anime-card .card-title {
    color: #a855f7;
}

.anime-card:hover .card-link {
    color: #ff6eb4;
}

/* --- Terminal Window --- */
.terminal-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 1.5rem 4rem;
}

.terminal-window {
    background: var(--bg-terminal);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: rgba(20, 20, 35, 0.8);
    border-bottom: 1px solid var(--border-color);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red { background: var(--accent-red); opacity: 0.7; }
.terminal-dot.yellow { background: var(--accent-yellow); opacity: 0.7; }
.terminal-dot.green { background: var(--accent-green); opacity: 0.7; }

.terminal-title {
    margin-left: 0.8rem;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.terminal-body {
    padding: 1.2rem 1.5rem;
    font-size: 0.85rem;
    line-height: 1.8;
}

.terminal-body .prompt {
    color: var(--accent-green);
    font-weight: 700;
}

.terminal-body p {
    margin-bottom: 0.3rem;
}

.terminal-text {
    color: var(--text-secondary);
    padding-left: 1.2rem;
}

.terminal-text.dim {
    color: var(--text-dim);
    font-style: italic;
}

/* --- Subpage Styles --- */
.page-hero {
    max-width: 1100px;
    margin: 0 auto;
    padding: 3rem 1.5rem 1.5rem;
}

.page-title {
    font-size: 1.6rem;
    color: var(--accent-cyan);
    letter-spacing: 1px;
}

.page-subtitle {
    font-family: var(--font-sans);
    color: var(--text-dim);
    margin-top: 0.4rem;
    font-size: 0.95rem;
}

.content-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 1.5rem 4rem;
}

/* --- Cursor Blink --- */
.cursor-blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* --- Footer --- */
.site-footer {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    background: rgba(10, 10, 15, 0.8);
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.2rem 1.5rem;
    text-align: center;
}

.site-footer p {
    font-size: 0.75rem;
    color: var(--text-dim);
    letter-spacing: 1px;
}

/* --- Responsive --- */
@media (max-width: 640px) {
    .ascii-logo {
        font-size: 0.35rem;
    }

    .card-container {
        grid-template-columns: 1fr;
    }

    .nav-hamburger { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        align-items: flex-start;
        padding: 0.75rem 1.5rem 1rem;
        gap: 0.7rem;
    }

    .nav-links.open { display: flex; }

    .nav-links a {
        font-size: 0.9rem;
    }
}

@media (min-width: 641px) and (max-width: 900px) {
    .ascii-logo {
        font-size: 0.45rem;
    }
}