:root {
    --bg: #0f1419;
    --bg-card: #1a2332;
    --bg-input: #121a24;
    --border: #2a3a4f;
    --text: #e8edf4;
    --text-muted: #8b9cb3;
    --accent: #3d8bfd;
    --accent-hover: #5ca0ff;
    --success: #3dd68c;
    --error: #f87171;
    --warning: #fbbf24;
    --radius: 10px;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

.portal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
    flex-wrap: wrap;
    gap: 1rem;
}

.portal-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.portal-brand.centered {
    flex-direction: column;
    text-align: center;
    margin-bottom: 1.5rem;
}

.portal-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.1rem;
}

.portal-brand h1 {
    margin: 0;
    font-size: 1.25rem;
}

.subtitle {
    margin: 0.15rem 0 0;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.portal-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-badge {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.portal-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem;
}

.portal-footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; text-decoration: none; }

.btn-secondary {
    background: var(--bg-input);
    color: var(--text);
    border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--text); text-decoration: none; }

.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border-color: var(--border);
}
.btn-ghost:hover { color: var(--text); text-decoration: none; }

.btn-block { display: block; width: 100%; text-align: center; }
.btn-sm { padding: 0.35rem 0.65rem; font-size: 0.8rem; }
.btn-danger { background: #7f1d1d; color: #fecaca; border-color: #991b1b; }

.site-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.site-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.site-card h3 {
    margin: 0 0 0.75rem;
    font-size: 1rem;
    word-break: break-word;
}

.site-meta { margin-bottom: 1rem; }

.tag {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    background: var(--bg-input);
    color: var(--text-muted);
}

.tag-ok { background: #14532d; color: var(--success); }

.site-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.alert-error { background: #450a0a; color: #fecaca; border: 1px solid #7f1d1d; }
.alert-success { background: #14532d; color: #bbf7d0; border: 1px solid #166534; }

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) + 4px);
    padding: 2rem;
}

.login-form label {
    display: block;
    margin-bottom: 1rem;
}

.login-form label span {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.login-form input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 1rem;
}

.login-form input:focus {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

.empty-state {
    background: var(--bg-card);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
}

.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.error-card {
    max-width: 480px;
    padding: 2rem;
    text-align: center;
}

.error-card h1 { margin-top: 0; }

.hub-intro h2 { margin: 0 0 0.5rem; }