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

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #1c2128;
    --bg-card: #1c2128;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --danger: #f85149;
    --warning: #d29922;
    --success: #3fb950;
    --info: #58a6ff;
    --critical: #ff7b72;
    --font-mono: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --radius: 6px;
}

html { font-size: 14px; }

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== Navbar ===== */
.navbar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0 1.5rem;
    height: 48px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-logo {
    background: var(--accent);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
}

.nav-title {
    font-weight: 600;
    font-size: 0.9rem;
}

.nav-links {
    display: flex;
    gap: 0.25rem;
    margin-left: 1rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    transition: all 0.15s;
}

.nav-link:hover { color: var(--text-primary); background: var(--bg-tertiary); }
.nav-link.active { color: var(--text-primary); background: var(--bg-tertiary); }

.nav-user {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-badge {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* ===== Container ===== */
.container {
    flex: 1;
    padding: 1.5rem;
    max-width: 100%;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.15s;
    white-space: nowrap;
}

.btn:hover { border-color: var(--text-muted); }
.btn-primary { background: var(--accent); color: var(--bg-primary); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-outline { background: transparent; }
.btn-outline:hover { background: var(--bg-tertiary); }
.btn-sm { padding: 0.2rem 0.6rem; font-size: 0.8rem; }
.btn-block { width: 100%; }
.btn-group { display: flex; gap: 0.5rem; }

/* ===== Forms ===== */
label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
    font-weight: 500;
}

input[type="text"],
input[type="password"],
select {
    width: 100%;
    padding: 0.45rem 0.75rem;
    font-size: 0.85rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.15s;
}

input:focus, select:focus {
    border-color: var(--accent);
}

.form-group {
    margin-bottom: 1rem;
}

/* ===== Flash Messages ===== */
.flash-messages { margin-bottom: 1rem; }

.flash {
    padding: 0.6rem 1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    border: 1px solid;
}

.flash-error { background: rgba(248, 81, 73, 0.1); border-color: var(--danger); color: var(--danger); }
.flash-warning { background: rgba(210, 153, 34, 0.1); border-color: var(--warning); color: var(--warning); }
.flash-success { background: rgba(63, 185, 80, 0.1); border-color: var(--success); color: var(--success); }

/* ===== Login ===== */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 3rem);
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    width: 100%;
    max-width: 360px;
}

.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.login-logo {
    display: inline-block;
    background: var(--accent);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 1.2rem;
    padding: 6px 12px;
    border-radius: 6px;
    margin-bottom: 0.75rem;
}

.login-header h1 {
    font-size: 1.25rem;
    font-weight: 600;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

/* ===== Logs Page ===== */
.logs-page {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 48px - 3rem);
}

.logs-controls {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 0.75rem;
    flex-shrink: 0;
}

.controls-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.control-group { min-width: 120px; }
.control-group-grow { flex: 1; min-width: 200px; }
.control-group-buttons { min-width: auto; }

.logs-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.info-badge {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-weight: 600;
}

.info-item {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.info-item strong { color: var(--text-primary); }

/* ===== Log Viewer ===== */
.log-viewer {
    flex: 1;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: auto;
    min-height: 300px;
}

.log-viewer pre {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    line-height: 1.5;
    padding: 1rem;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-primary);
}

.log-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Log level colors */
.log-error { color: var(--danger); font-weight: 600; }
.log-warning { color: var(--warning); font-weight: 600; }
.log-critical { color: var(--critical); font-weight: 700; background: rgba(255, 123, 114, 0.1); padding: 0 3px; border-radius: 2px; }
.log-debug { color: var(--text-muted); }
.log-info { color: var(--info); }

/* ===== Users Page ===== */
.users-page { max-width: 1100px; }

.page-header {
    margin-bottom: 1rem;
}

.page-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

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

.card-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.form-row {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    flex-wrap: wrap;
}

.form-row .form-group { min-width: 160px; flex: 1; }
.form-row .form-group-btn { flex: 0; min-width: auto; }

.checkbox-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    padding-top: 0.3rem;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    color: var(--text-primary);
    cursor: pointer;
    white-space: nowrap;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    accent-color: var(--accent);
}

.checkbox-inline { margin-right: 0.5rem; }

/* ===== Table ===== */
.table-wrapper { overflow-x: auto; }

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.table th {
    text-align: left;
    padding: 0.5rem 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.8rem;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table tr:last-child td { border-bottom: none; }

.inline-form { display: inline; }

.input-btn-group {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

.input-btn-group input {
    width: 160px;
    padding: 0.3rem 0.5rem;
    font-size: 0.8rem;
}

.badge {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    vertical-align: middle;
    margin-left: 0.3rem;
}

.badge-accent { background: var(--accent); color: var(--bg-primary); }

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

.btn-danger:hover {
    background: rgba(248, 81, 73, 0.15);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .controls-row { flex-direction: column; }
    .control-group { min-width: 100%; }
    .navbar { padding: 0 0.75rem; gap: 0.75rem; }
    .nav-title { display: none; }
    .container { padding: 1rem 0.75rem; }
    .logs-page { height: auto; }
    .log-viewer { min-height: 400px; max-height: 60vh; }
}