/* ═══════════════════════════════════════════════════
   PageVault Design System
   ═══════════════════════════════════════════════════ */

:root {
    --sidebar-bg: #1e293b;
    --sidebar-text: #94a3b8;
    --sidebar-hover: rgba(255,255,255,.08);
    --sidebar-active: rgba(37,99,235,.25);
    --sidebar-width: 250px;

    --bg: #f8fafc;
    --surface: #ffffff;
    --border: #e2e8f0;

    --primary: #2563eb;
    --primary-hover: #1d4ed8;

    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    --radius: 8px;
    --radius-sm: 6px;
    --shadow-card: 0 1px 3px rgba(0,0,0,.04), 0 1px 2px rgba(0,0,0,.06);
    --font-mono: 'Consolas', 'Courier New', monospace;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg);
    margin: 0;
}

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

/* ── Auth layout ── */
.pv-auth-layout {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
}
.pv-auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
    padding: 40px;
    width: 100%;
    max-width: 420px;
}
.pv-auth-card h2 { font-size: 22px; font-weight: 700; margin-bottom: 6px; text-align: center; }
.pv-auth-card .auth-subtitle { text-align: center; color: var(--text-secondary); font-size: 14px; margin-bottom: 28px; }

/* ── Buttons ── */
.pv-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all .15s;
    text-decoration: none;
    line-height: 1.4;
}
.pv-btn:hover { text-decoration: none; }
.pv-btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.pv-btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.pv-btn.secondary { background: var(--surface); color: var(--text-primary); border-color: var(--border); }
.pv-btn.secondary:hover { background: var(--bg); }
.pv-btn.danger { background: rgba(223,27,65,.08); color: #df1b41; border-color: rgba(223,27,65,.2); }
.pv-btn.danger:hover { background: rgba(223,27,65,.15); }
.pv-btn.sm { padding: 5px 10px; font-size: 12.5px; }

/* ── Forms ── */
.pv-form-group { margin-bottom: 16px; }
.pv-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.pv-form-group .form-control,
.pv-form-group .form-select {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 14px;
    transition: border-color .15s, box-shadow .15s;
}
.pv-form-group .form-control:focus,
.pv-form-group .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}

/* ── Cards ── */
.pv-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    margin-bottom: 20px;
}
.pv-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    font-weight: 600;
}
.pv-card-body { padding: 20px; }

/* ── Alerts ── */
.pv-alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    margin-bottom: 16px;
}
.pv-alert.danger { background: rgba(223,27,65,.06); color: #9b1c31; border: 1px solid rgba(223,27,65,.12); }
.pv-alert.success { background: rgba(48,181,102,.08); color: #1a6d3a; border: 1px solid rgba(48,181,102,.15); }

/* ── Empty state ── */
.pv-empty {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}
.pv-empty h3 { font-size: 16px; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.pv-empty p { font-size: 14px; margin-bottom: 16px; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .pv-auth-card { padding: 24px 20px; margin: 16px; }
}