/* ============================================
   Chaosinstitut — Dark Theme + Neon Green
   ============================================ */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #22223a;
    --bg-input: #16162a;
    --text-primary: #e0e0e0;
    --text-secondary: #8888aa;
    --text-muted: #555577;
    --neon: #39ff14;
    --neon-dim: #2bcc0f;
    --neon-glow: rgba(57, 255, 20, 0.3);
    --neon-glow-strong: rgba(57, 255, 20, 0.6);
    --border: #2a2a3e;
    --danger: #ff4444;
    --danger-hover: #ff6666;
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.3s ease;
    --max-width: 900px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

a:hover {
    color: var(--neon-dim);
    text-shadow: 0 0 8px var(--neon-glow);
}

/* ============================================
   Header
   ============================================ */

.site-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1rem 1rem;
    text-align: center;
    position: relative;
}

.site-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--neon);
    text-shadow: 0 0 20px var(--neon-glow), 0 0 40px var(--neon-glow);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.site-header .slogan {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: -1rem;
    font-style: italic;
}

.header-nav {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

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

.header-nav a:hover,
.header-nav a.active {
    color: var(--neon);
    text-shadow: 0 0 8px var(--neon-glow);
}

/* Logo placeholder */
.logo-placeholder {
    width: 300px;
    height: 300px;
    margin: 0 auto 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
    flex: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* ============================================
   Search
   ============================================ */

.search-container {
    margin-bottom: 2rem;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 0.85rem 1.2rem 0.85rem 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: all var(--transition);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-input:focus {
    border-color: var(--neon);
    box-shadow: 0 0 15px var(--neon-glow);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.1rem;
    pointer-events: none;
}

/* ============================================
   Categories & Links
   ============================================ */

.category-section {
    margin-bottom: 2.5rem;
}

.category-title {
    font-size: 1.2rem;
    color: var(--neon);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-title::before {
    content: '>';
    font-family: monospace;
    font-weight: bold;
}

.link-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.2rem 1.5rem;
    margin-bottom: 0.8rem;
    transition: all var(--transition);
    display: block;
    cursor: pointer;
}

.link-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--neon);
    box-shadow: 0 0 20px var(--neon-glow);
    transform: translateY(-2px);
}

.link-card .link-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.link-card .link-name::after {
    content: '\2197';
    font-size: 0.85rem;
    color: var(--neon);
    opacity: 0;
    transition: opacity var(--transition);
}

.link-card:hover .link-name::after {
    opacity: 1;
}

.link-card .link-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.link-card .link-url {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 0.4rem;
    font-family: monospace;
}

.no-results {
    text-align: center;
    color: var(--text-muted);
    padding: 3rem 1rem;
    font-style: italic;
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 4rem 1rem;
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 1.5rem 1rem;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--neon);
}

.donate-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--neon);
    color: var(--neon);
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    transition: all var(--transition);
    cursor: pointer;
}

.donate-btn:hover {
    background: var(--neon);
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--neon-glow-strong);
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 0.8rem;
}

/* ============================================
   Admin Styles
   ============================================ */

.admin-container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Login */
.login-form {
    max-width: 400px;
    margin: 4rem auto;
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.login-form h2 {
    text-align: center;
    color: var(--neon);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus {
    border-color: var(--neon);
    box-shadow: 0 0 10px var(--neon-glow);
}

textarea.form-input {
    resize: vertical;
    min-height: 80px;
}

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238888aa' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1.3rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    background: var(--bg-card);
    color: var(--text-primary);
}

.btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.btn-primary {
    background: var(--neon);
    color: var(--bg-primary);
    border-color: var(--neon);
    font-weight: 600;
}

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

.btn-danger {
    border-color: var(--danger);
    color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger);
    color: #fff;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
}

/* Admin Dashboard */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.admin-header h2 {
    color: var(--neon);
    font-size: 1.4rem;
}

.admin-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
    flex-wrap: wrap;
}

.admin-tab {
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    cursor: pointer;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid transparent;
    border-bottom: none;
    font-size: 0.9rem;
    transition: all var(--transition);
}

.admin-tab:hover {
    color: var(--text-primary);
}

.admin-tab.active {
    background: var(--bg-card);
    color: var(--neon);
    border-color: var(--border);
}

.admin-panel {
    display: none;
}

.admin-panel.active {
    display: block;
}

/* Admin List Items */
.admin-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.2rem;
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all var(--transition);
}

.admin-item:hover {
    border-color: var(--neon-dim);
}

.admin-item.dragging {
    opacity: 0.5;
    border-color: var(--neon);
    box-shadow: 0 0 15px var(--neon-glow);
}

.drag-handle {
    cursor: grab;
    color: var(--text-muted);
    font-size: 1.2rem;
    user-select: none;
    padding: 0.2rem;
}

.drag-handle:active {
    cursor: grabbing;
}

.admin-item-info {
    flex: 1;
    min-width: 0;
}

.admin-item-info .item-name {
    font-weight: 600;
    color: var(--text-primary);
}

.admin-item-info .item-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-item-actions {
    display: flex;
    gap: 0.4rem;
    flex-shrink: 0;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

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

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal h3 {
    color: var(--neon);
    margin-bottom: 1.5rem;
}

/* Alert */
.alert {
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.alert-error {
    background: rgba(255, 68, 68, 0.15);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.alert-success {
    background: rgba(57, 255, 20, 0.1);
    border: 1px solid var(--neon);
    color: var(--neon);
}

/* ============================================
   Legal Pages
   ============================================ */

.legal-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

.legal-content h2 {
    color: var(--neon);
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
}

.legal-content h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin: 1.5rem 0 0.5rem;
}

.legal-content p {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    line-height: 1.7;
}

.legal-content ul {
    color: var(--text-secondary);
    margin-left: 1.5rem;
    margin-bottom: 0.8rem;
}

.legal-content a {
    color: var(--neon);
}

/* ============================================
   Responsive
   ============================================ */

@media (min-width: 768px) {
    .site-header h1 {
        font-size: 2.5rem;
    }

    .main-content {
        padding: 3rem 2rem;
    }

    .link-card {
        padding: 1.5rem 2rem;
    }
}

@media (max-width: 480px) {
    .admin-item {
        flex-wrap: wrap;
    }

    .admin-item-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .admin-header {
        flex-direction: column;
        align-items: flex-start;
    }
}