/* ============================================================================
   Klever Genesis Protocol — Portal UI
   Clean dark theme, professional and minimal
   ============================================================================ */

:root {
    --bg-deep: #09090b;
    --bg-primary: #0c0c0f;
    --bg-card: #111114;
    --bg-card-hover: #16161a;
    --bg-input: #0e0e12;
    --border: #1c1c24;
    --border-hover: #2a2a36;
    --border-accent: #00c89b;
    --text-primary: #e4e4e7;
    --text-secondary: #8b8b9a;
    --text-muted: #52525b;
    --accent-cyan: #00c89b;
    --accent-green: #22c55e;
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-red: #ef4444;
    --accent-amber: #f59e0b;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 8px;
    --radius-sm: 6px;
}

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

body {
    background: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* --- Typography --- */
h1 { font-size: 2.5rem; font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.02em; }
h3 { font-size: 1.1rem; font-weight: 600; }
.text-cyan { color: var(--accent-cyan); }
.text-green { color: var(--accent-green); }
.text-purple { color: var(--accent-purple); }
.text-muted { color: var(--text-secondary); }
.text-mono { font-family: var(--font-mono); font-size: 0.85rem; }

/* --- Layout --- */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.page { padding: 32px 0; min-height: calc(100vh - 64px); }

/* --- Navigation --- */
.navbar {
    background: rgba(12, 12, 15, 0.85);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(16px);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.navbar-brand .title {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-cyan);
}

.navbar-brand .subtitle {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.navbar-links a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.2s;
}

.navbar-links a:hover { color: var(--text-primary); }
.navbar-links a.active { color: var(--accent-cyan); }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
    font-family: var(--font-sans);
}

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

.btn-primary {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: #000;
    font-weight: 600;
}

.btn-primary:hover {
    background: #00dba8;
    border-color: #00dba8;
}

.btn-danger { border-color: #3b1818; color: var(--accent-red); background: #1a0a0a; }
.btn-danger:hover { background: #2a0f0f; border-color: var(--accent-red); }

.btn-sm { padding: 5px 10px; font-size: 0.8rem; }
.btn-icon { padding: 8px; min-width: 34px; justify-content: center; }

/* --- Cards --- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: border-color 0.15s;
}

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

/* --- Status Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-mono);
}

.badge-running { background: #052e16; color: var(--accent-green); }
.badge-paused { background: #1c1305; color: var(--accent-amber); }
.badge-stopped { background: #1a0a0a; color: #888; }
.badge-starting { background: #0c1929; color: var(--accent-blue); }
.badge-error { background: #1a0a0a; color: var(--accent-red); }

.badge-running::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* --- Forms --- */
.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: var(--font-sans);
    transition: border-color 0.15s;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

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

.form-group input::placeholder, .form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-cyan);
}

/* --- Live Log Terminal --- */
.log-terminal {
    background: #000;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    line-height: 1.7;
    max-height: 500px;
    overflow-y: auto;
    scroll-behavior: smooth;
}

.log-terminal .log-line { white-space: pre-wrap; word-break: break-all; color: var(--text-secondary); }
.log-terminal .log-success { color: var(--accent-green); }
.log-terminal .log-error { color: var(--accent-red); }
.log-terminal .log-highlight { color: var(--accent-cyan); }

/* --- Tabs --- */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.tab {
    padding: 10px 18px;
    font-size: 0.85rem;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.15s;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-family: var(--font-sans);
    font-weight: 500;
}

.tab:hover { color: var(--text-secondary); }
.tab.active { color: var(--accent-cyan); border-bottom-color: var(--accent-cyan); }

/* --- Stats Bar --- */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 28px;
}

.stat {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
    text-align: center;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 2px;
}

/* --- Agent Grid --- */
.agent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 16px;
}

.agent-card { cursor: pointer; }

.agent-card-thumb {
    width: 100%;
    height: 160px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    border: 1px solid var(--border);
}

.agent-card-body { padding: 0 4px; }
.agent-card-title { font-size: 1rem; font-weight: 600; margin-bottom: 2px; }

/* --- Gallery Grid --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-card { overflow: hidden; }

.gallery-card-thumb {
    width: 100%;
    height: 180px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    border: 1px solid var(--border);
}

.gallery-card-body { padding: 0 4px; }
.gallery-card-title { font-size: 1rem; font-weight: 600; margin-bottom: 2px; }

/* --- Detail Table --- */
.detail-table { width: 100%; border-collapse: collapse; }
.detail-table td { padding: 8px 0; font-size: 0.85rem; vertical-align: top; }
.detail-table td:first-child { width: 120px; color: var(--text-muted); }

/* --- Hero Section (Landing) --- */
.hero {
    text-align: center;
    padding: 80px 0 48px;
}

.hero h1 {
    font-size: 3rem;
    color: var(--accent-cyan);
    margin-bottom: 16px;
}

.hero .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero .cta-group { display: flex; gap: 12px; justify-content: center; }

/* --- Portal Stats Section --- */
.portal-stats {
    padding: 48px 0 32px;
}

.portal-stats .stats-bar {
    grid-template-columns: repeat(6, 1fr);
}

@media (max-width: 768px) {
    .portal-stats .stats-bar {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- Features Grid --- */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin: 48px 0;
}

.feature-card { padding: 24px 20px; }
.feature-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 8px; }
.feature-desc { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

/* --- Wallet Connect Button --- */
.wallet-btn {
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.wallet-btn.connected {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state h3 { color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { color: var(--text-muted); margin-bottom: 20px; }

/* --- Detail Header --- */
.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.detail-title { display: flex; align-items: center; gap: 12px; }
.detail-actions { display: flex; gap: 8px; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .hero .subtitle { font-size: 0.95rem; }
    .navbar { padding: 0 16px; }
    .navbar-links a { padding: 6px 8px; font-size: 0.8rem; }
    .container { padding: 0 16px; }
    .agent-grid { grid-template-columns: 1fr; }
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .cta-group { flex-direction: column; align-items: center; }
}

/* --- Particle Canvas (background) --- */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.15;
}

.page, .navbar { position: relative; z-index: 1; }

/* --- Loading Spinner --- */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* --- Toast notifications --- */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 10px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    z-index: 1000;
    max-width: 380px;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.2s, transform 0.2s;
}

.toast.show { opacity: 1; transform: translateY(0); }
.toast-success { border-color: var(--accent-green); }
.toast-error { border-color: var(--accent-red); }
.toast-info { border-color: var(--accent-cyan); }