/* 90's Anime Cyberpunk Neon Theme (Ghost in the Shell / Akira / Memories) */
:root {
    --cyber-bg: #090b10;
    --cyber-surface: #0f141f;
    --cyber-surface-2: #141c2b;
    --cyber-surface-hover: #1a2438;
    --cyber-border: rgba(0, 240, 255, 0.22);
    --cyber-border-pink: rgba(255, 42, 133, 0.35);
    --neon-pink: #ff2a85;
    --neon-pink-glow: rgba(255, 42, 133, 0.4);
    --neon-cyan: #00f0ff;
    --neon-cyan-glow: rgba(0, 240, 255, 0.35);
    --neon-white: #ffffff;
    --neon-amber: #ffd000;
    --neon-green: #00ff9f;
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --accent: var(--neon-pink);
    --border-color: var(--cyber-border);
    --bg-gradient: radial-gradient(circle at 12% 15%, rgba(255, 42, 133, 0.09) 0%, transparent 45%),
                   radial-gradient(circle at 88% 85%, rgba(0, 240, 255, 0.08) 0%, transparent 50%),
                   linear-gradient(160deg, #080a0f 0%, #0d121c 55%, #121826 100%);
    --sidebar-bg: rgba(9, 13, 20, 0.96);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    display: flex;
    min-height: 100vh;
    background: var(--bg-gradient);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Custom Cyber Neon Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #090c13;
}
::-webkit-scrollbar-thumb {
    background: rgba(0, 240, 255, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--neon-pink);
    box-shadow: 0 0 10px var(--neon-pink);
}

/* Sidebar Layout matching Admin */
.admin-sidebar {
    width: 280px;
    background: var(--sidebar-bg);
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--cyber-border);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    transition: transform 0.3s ease;
}

.admin-sidebar::after {
    content: '';
    position: absolute;
    top: 0;
    right: -1px;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, var(--neon-pink) 0%, var(--neon-cyan) 50%, transparent 100%);
    opacity: 0.6;
    pointer-events: none;
}

.sidebar-header {
    padding: 1.5rem 1.25rem 1.25rem;
    border-bottom: 1px solid var(--cyber-border);
    background: linear-gradient(180deg, rgba(255, 42, 133, 0.08) 0%, transparent 100%);
}

.sidebar-header h1 {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--neon-white);
    text-shadow: 0 0 12px var(--neon-pink-glow);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-header h1 a {
    color: inherit;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-header h1 .logo-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-pink);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--neon-pink);
    display: inline-block;
}

.sidebar-header .hud-badge {
    display: inline-block;
    margin-top: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: var(--neon-cyan);
    border: 1px solid rgba(0, 240, 255, 0.3);
    background: rgba(0, 240, 255, 0.08);
    padding: 2px 7px;
    border-radius: 3px;
}

.admin-nav {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.nav-section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-dim);
    padding: 0.75rem 1.5rem 0.35rem;
}

.admin-nav a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.85rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: all 0.2s ease-in-out;
    border-left: 3px solid transparent;
    position: relative;
}

.admin-nav a .nav-index {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    color: var(--text-dim);
    transition: color 0.2s;
}

.admin-nav a:hover {
    color: var(--neon-cyan);
    background: rgba(0, 240, 255, 0.06);
    border-left-color: var(--neon-cyan);
}

.admin-nav a:hover .nav-index {
    color: var(--neon-cyan);
}

.admin-nav a.active {
    color: var(--neon-white);
    background: linear-gradient(90deg, rgba(255, 42, 133, 0.16) 0%, transparent 100%);
    border-left: 3px solid var(--neon-pink);
    box-shadow: inset 3px 0 12px var(--neon-pink-glow);
    font-weight: 600;
}

.admin-nav a.active .nav-index {
    color: var(--neon-pink);
    text-shadow: 0 0 8px var(--neon-pink-glow);
}

.admin-nav .version-box {
    margin-top: auto;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--cyber-border);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.admin-nav .version-box a {
    padding: 0;
    display: inline;
    border: none;
    color: var(--neon-cyan);
}

/* Mobile Toggle */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 200;
    background: var(--cyber-surface);
    border: 1px solid var(--cyber-border);
    color: var(--neon-cyan);
    padding: 0.5rem 0.8rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

/* Main Content Area */
.main-wrapper {
    flex: 1;
    margin-left: 280px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.content-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 3rem 2.5rem 5rem;
    width: 100%;
}

/* Hero Section */
.hero-header {
    margin-bottom: 3.5rem;
    position: relative;
    border-bottom: 1px solid var(--cyber-border);
    padding-bottom: 2.5rem;
}

.hero-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 120px;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-cyan));
    box-shadow: 0 0 10px var(--neon-pink-glow);
}

.hud-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--neon-cyan);
    border: 1px solid rgba(0, 240, 255, 0.4);
    background: rgba(0, 240, 255, 0.08);
    border-radius: 999px;
    margin-bottom: 1.25rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hud-pill .pulse-dot {
    width: 6px;
    height: 6px;
    background: var(--neon-green);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--neon-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
    line-height: 1.15;
    background: linear-gradient(135deg, #ffffff 40%, var(--neon-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 820px;
    line-height: 1.6;
    margin: 0 0 2rem;
    font-weight: 300;
}

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

/* Cyber Buttons */
.btn-cyber {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0.85rem 1.6rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.88rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    text-decoration: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    border: 1px solid transparent;
}

.btn-cyber-primary {
    background: var(--neon-pink);
    color: #ffffff;
    box-shadow: 0 0 20px var(--neon-pink-glow);
}

.btn-cyber-primary:hover {
    background: #e0176d;
    box-shadow: 0 0 30px rgba(255, 42, 133, 0.7);
    transform: translateY(-2px);
}

.btn-cyber-secondary {
    background: rgba(0, 240, 255, 0.1);
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.btn-cyber-secondary:hover {
    background: rgba(0, 240, 255, 0.2);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
    transform: translateY(-2px);
}

.btn-cyber-ghost {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-light);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-cyber-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--text-muted);
}

/* Installation Notice Card */
.install-banner {
    background: var(--cyber-surface);
    border: 1px solid var(--cyber-border);
    border-radius: var(--radius-md);
    padding: 1.75rem 2rem;
    margin: 2.5rem 0 3.5rem;
    position: relative;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.install-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan-glow);
    border-top-left-radius: var(--radius-md);
    border-bottom-left-radius: var(--radius-md);
}

.install-banner-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 0.75rem;
}

.install-banner-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: #090b10;
    background: var(--neon-cyan);
    padding: 2px 8px;
    font-weight: 700;
    border-radius: 2px;
    letter-spacing: 0.08em;
}

.install-banner h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--neon-white);
}

.install-banner p {
    margin: 0 0 1rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Cyber Cards & Grid */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
    margin: 2rem 0;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.cyber-card {
    background: var(--cyber-surface);
    border: 1px solid var(--cyber-border);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    position: relative;
    transition: all 0.25s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.cyber-card:hover {
    border-color: rgba(0, 240, 255, 0.5);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(0, 240, 255, 0.15);
    transform: translateY(-2px);
}

.cyber-card .card-icon {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: var(--neon-pink);
    display: inline-block;
}

.cyber-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.25rem;
    color: var(--neon-white);
}

.cyber-card p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

/* Code Snippets & Terminal Blocks */
.code-block {
    background: #06080d;
    border: 1px solid var(--cyber-border);
    border-radius: var(--radius-sm);
    margin: 1.25rem 0;
    position: relative;
    overflow: hidden;
}

.code-header {
    background: rgba(15, 20, 31, 0.9);
    border-bottom: 1px solid rgba(0, 240, 255, 0.15);
    padding: 0.5rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.code-lang {
    color: var(--neon-cyan);
    font-weight: 700;
}

.btn-copy {
    background: transparent;
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--text-muted);
    padding: 2px 8px;
    border-radius: 3px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-copy:hover {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
}

.code-block pre {
    margin: 0;
    padding: 1.25rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.88rem;
    color: #e2e8f0;
    overflow-x: auto;
    line-height: 1.5;
}

code {
    font-family: 'JetBrains Mono', monospace;
    background: rgba(0, 240, 255, 0.08);
    color: var(--neon-cyan);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.88em;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

/* Image Showcase / Screenshot Card */
.screenshot-card {
    background: var(--cyber-surface);
    border: 1px solid var(--cyber-border);
    border-radius: var(--radius-md);
    margin: 2.5rem 0;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(0, 240, 255, 0.1);
    position: relative;
    transition: border-color 0.3s ease;
}

.screenshot-card:hover {
    border-color: var(--neon-cyan);
}

.screenshot-header {
    background: rgba(15, 20, 31, 0.95);
    border-bottom: 1px solid var(--cyber-border);
    padding: 0.85rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.screenshot-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--neon-cyan);
    display: flex;
    align-items: center;
    gap: 8px;
}

.screenshot-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-pink);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--neon-pink);
}

.screenshot-img-wrap {
    position: relative;
    cursor: zoom-in;
    background: #000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.screenshot-img-wrap img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.screenshot-img-wrap:hover img {
    opacity: 0.95;
}

.screenshot-caption {
    padding: 1rem 1.25rem;
    background: var(--cyber-surface-2);
    border-top: 1px solid rgba(0, 240, 255, 0.15);
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 7, 12, 0.92);
    backdrop-filter: blur(8px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    cursor: zoom-out;
}

.lightbox-modal.active {
    display: flex;
}

.lightbox-modal img {
    max-width: 95%;
    max-height: 90vh;
    border-radius: var(--radius-md);
    border: 1px solid var(--cyber-border);
    box-shadow: 0 0 50px rgba(0, 240, 255, 0.3);
}

/* Section Titles */
.section-heading {
    margin: 3.5rem 0 1.5rem;
    font-size: 2rem;
    font-weight: 800;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--cyber-border);
}

.section-heading .heading-index {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    color: var(--neon-pink);
    text-shadow: 0 0 8px var(--neon-pink-glow);
}

/* Data Tables */
.cyber-table-wrap {
    overflow-x: auto;
    margin: 1.5rem 0 2.5rem;
    border: 1px solid var(--cyber-border);
    border-radius: var(--radius-sm);
    background: var(--cyber-surface);
}

.cyber-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: left;
}

.cyber-table th {
    background: var(--cyber-surface-2);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--neon-cyan);
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--cyber-border);
}

.cyber-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
    color: var(--text-light);
    vertical-align: top;
}

.cyber-table tr:hover td {
    background: rgba(0, 240, 255, 0.03);
}

.cyber-table td.param-name {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: var(--neon-pink);
    white-space: nowrap;
}

/* Badges & Tags */
.badge-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 3px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-tag-pink {
    background: rgba(255, 42, 133, 0.15);
    color: var(--neon-pink);
    border: 1px solid rgba(255, 42, 133, 0.4);
}

.badge-tag-cyan {
    background: rgba(0, 240, 255, 0.15);
    color: var(--neon-cyan);
    border: 1px solid rgba(0, 240, 255, 0.4);
}

.badge-tag-green {
    background: rgba(0, 255, 159, 0.15);
    color: var(--neon-green);
    border: 1px solid rgba(0, 255, 159, 0.4);
}

.badge-tag-amber {
    background: rgba(255, 208, 0, 0.15);
    color: var(--neon-amber);
    border: 1px solid rgba(255, 208, 0, 0.4);
}

/* Tabs System */
.tab-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    border-bottom: 1px solid var(--cyber-border);
    padding-bottom: 8px;
    margin-bottom: 1.5rem;
}

.tab-btn {
    background: transparent;
    border: 1px solid rgba(0, 240, 255, 0.2);
    color: var(--text-muted);
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
}

.tab-btn.active {
    background: rgba(255, 42, 133, 0.15);
    color: #ffffff;
    border-color: var(--neon-pink);
    box-shadow: 0 0 10px var(--neon-pink-glow);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Footer */
.site-footer {
    margin-top: auto;
    border-top: 1px solid var(--cyber-border);
    padding: 2.5rem;
    background: var(--sidebar-bg);
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
}

.footer-content {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-content a {
    color: var(--neon-cyan);
    text-decoration: none;
}

.footer-content a:hover {
    text-decoration: underline;
}

/* Responsive Breakpoints */
@media (max-width: 960px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    .admin-sidebar.open {
        transform: translateX(0);
    }
    .mobile-nav-toggle {
        display: block;
    }
    .main-wrapper {
        margin-left: 0;
    }
    .content-container {
        padding: 4rem 1.5rem 3rem;
    }
    .hero-title {
        font-size: 2.2rem;
    }
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
}