/* ============================================================
   Lanwear SaaS — v0.6.0 (Stripe-inspired)
   ============================================================ */

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

:root {
    --primary: #635BFF;
    --primary-dark: #5147E5;
    --success: #16A34A;
    --warning: #D97706;
    --danger: #DC2626;
    --sidebar: #0A2540;
    --sidebar-hover: #0D3456;
    --sidebar-active: #1A4971;
    --bg: #F6F9FC;
    --white: #ffffff;
    --text: #0A2540;
    --text-secondary: #425466;
    --muted: #8792A2;
    --light: #F0F3F7;
    --border: #E3E8EE;
    --input-border: #D8DEE4;
    --radius: 8px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}

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

h1 { font-size: 24px; font-weight: 700; margin-bottom: 16px; letter-spacing: -0.02em; }
h2 { font-size: 17px; font-weight: 600; margin: 24px 0 12px; letter-spacing: -0.01em; }

/* ── Sidebar ──────────────────────────────────────────────── */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 100vh;
    background: var(--sidebar);
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
}

.sidebar-brand {
    padding: 24px 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-brand a {
    color: #fff;
    font-weight: 700;
    font-size: 17px;
    letter-spacing: -0.02em;
}
.sidebar-brand a:hover { text-decoration: none; }
.sidebar-brand .brand-logo { display: block; height: 28px; width: auto; }
.sidebar-brand .version {
    display: block;
    font-size: 11px;
    color: rgba(255,255,255,0.35);
    margin-top: 2px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    min-height: 0;
    padding: 12px 0;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 20px;
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.sidebar-nav a:hover {
    color: rgba(255,255,255,0.9);
    background: var(--sidebar-hover);
    text-decoration: none;
}
.sidebar-nav a.active {
    color: #fff;
    background: var(--sidebar-active);
    border-left-color: var(--primary);
}
.sidebar-nav .nav-icon {
    width: 18px;
    text-align: center;
    font-size: 15px;
    opacity: 0.7;
}
.sidebar-nav a.active .nav-icon { opacity: 1; }

.sidebar-section {
    padding: 16px 20px 6px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.25);
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}
.sidebar-footer .user-name {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    font-weight: 500;
}
.sidebar-footer .user-role {
    color: rgba(255,255,255,0.3);
    font-size: 11px;
}
.sidebar-footer .btn-logout {
    display: inline-block;
    margin-top: 8px;
    padding: 5px 12px;
    font-size: 12px;
    color: rgba(255,255,255,0.5);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-sm);
    background: none;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
}
.sidebar-footer .btn-logout:hover {
    color: #fff;
    border-color: rgba(255,255,255,0.3);
    text-decoration: none;
}

/* ── Main Content Area ────────────────────────────────────── */
.main-content {
    margin-left: 240px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1100px;
    padding: 32px;
    flex: 1;
}

/* ── Page Header ──────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
    font-family: inherit;
}
.btn:hover { background: var(--light); text-decoration: none; box-shadow: var(--shadow); }
.btn-primary { background: var(--primary); color: var(--white); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 2px 8px rgba(99,91,255,0.25); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-full { width: 100%; }
.btn-success { background: var(--success); color: var(--white); border-color: var(--success); }
.btn-success:hover { background: #15803d; }
.btn-danger { background: var(--danger); color: var(--white); border-color: var(--danger); }
.btn-danger:hover { background: #b91c1c; }
.btn-warning { background: var(--warning); color: var(--white); border-color: var(--warning); }
.btn-warning:hover { background: #b45309; }

/* ── Filter Bar ───────────────────────────────────────────── */
.filter-bar {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}
.filter-bar .btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ── Tables ───────────────────────────────────────────────── */
.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.table th, .table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.table th {
    font-weight: 600;
    font-size: 12px;
    color: var(--muted);
    background: var(--white);
    border-bottom: 2px solid var(--border);
}
.table tbody tr:last-child td { border-bottom: none; }
.table-compact th, .table-compact td { padding: 8px 12px; font-size: 13px; }

/* ── Clickable Rows ──────────────────────────────────────── */
.row-clickable { cursor: pointer; transition: background 0.1s; }
.row-clickable:hover { background: #F8FAFD; }

/* ── Inactive Rows ───────────────────────────────────────── */
.row-inactive { opacity: 0.5; }
.row-inactive:hover { opacity: 0.8; }

/* ── Stats Grid ──────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--border);
}
.stat-number {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}
.stat-label {
    font-size: 12px;
    color: var(--muted);
    margin-top: 4px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.stats-grid-2 { grid-template-columns: repeat(2, 1fr); }
.stat-active { border-left-color: var(--success); }
.stat-active .stat-number { color: var(--success); }
.stat-trial { border-left-color: var(--primary); }
.stat-trial .stat-number { color: var(--primary); }
.stat-suspended { border-left-color: var(--danger); }
.stat-suspended .stat-number { color: var(--danger); }

/* ── Dashboard ────────────────────────────────────────────── */
.dashboard-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 24px;
}
.dashboard-col {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}
.dashboard-col h2 { margin-top: 0; }
.big-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--success);
    letter-spacing: -0.02em;
}

/* ── Forms ────────────────────────────────────────────────── */
.form { max-width: 800px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.form-row-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
    color: var(--text-secondary);
}
.form-group small { color: var(--muted); }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: var(--white);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99,91,255,0.1);
}
.form-group input:disabled {
    background: var(--light);
    color: var(--muted);
}

/* ── Badges ───────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.badge-active { background: #dcfce7; color: #166534; }
.badge-trial { background: #EDE9FE; color: #5B21B6; }
.badge-suspended { background: #fef2f2; color: #991b1b; }
.badge-draft { background: var(--light); color: var(--muted); }
.badge-sent { background: #fef3c7; color: #92400e; }
.badge-paid { background: #dcfce7; color: #166534; }
.badge-overdue { background: #fef2f2; color: #991b1b; }

/* ── Alerts ───────────────────────────────────────────────── */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 13px;
    border-left: 4px solid;
}
.alert-success { background: #f0fdf4; color: #166534; border-left-color: var(--success); }
.alert-danger { background: #fef2f2; color: #991b1b; border-left-color: var(--danger); }

/* ── Text utilities ───────────────────────────────────────── */
.text-muted { color: var(--muted); }
.text-warning { color: var(--warning); font-weight: 600; }

/* ── Login Page ───────────────────────────────────────────── */
.login-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--sidebar);
}
.login-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.12);
}
.login-card h1 { text-align: center; margin-bottom: 4px; }
.login-subtitle { text-align: center; color: var(--muted); margin-bottom: 24px; }
.login-footer { margin-top: 24px; color: var(--muted); font-size: 12px; }

/* ── Section Header ──────────────────────────────────────── */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.section-header h2 { margin-bottom: 8px; }

/* ── Inline Form Card ─────────────────────────────────────── */
.inline-form-card {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 16px;
}
.inline-form {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 12px;
}
.inline-form .form-group { margin-bottom: 0; min-width: 120px; }
.inline-form .form-group label { font-size: 12px; }
.inline-form input, .inline-form select { padding: 7px 10px; font-size: 13px; }

/* ── Inline Select ────────────────────────────────────────── */
.select-inline {
    padding: 4px 8px;
    font-size: 12px;
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
}

/* ── Checkbox Grid ────────────────────────────────────────── */
.checkbox-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    cursor: pointer;
    transition: border-color 0.15s;
}
.checkbox-label:hover { border-color: var(--primary); }

/* ── Module Grid ──────────────────────────────────────────── */
.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
}
.module-card {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.module-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.module-enabled { border-color: var(--success); background: #f0fdf4; }
.module-disabled { opacity: 0.6; }
.module-card input { margin-top: 3px; }
.module-label { font-weight: 600; font-size: 14px; }
.module-desc { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ── Tabs ─────────────────────────────────────────────────── */
.tab-nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}
.tab-nav button {
    padding: 10px 20px;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.15s, border-color 0.15s;
    font-family: inherit;
}
.tab-nav button:hover { color: var(--text); }
.tab-nav button.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ── Action Links Row ─────────────────────────────────────── */
.action-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0;
}

/* ── Doc Content ──────────────────────────────────────────── */
.doc-content {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
    line-height: 1.7;
}
.doc-content h1 { font-size: 22px; margin: 32px 0 12px; border-bottom: 1px solid var(--border); padding-bottom: 8px; }
.doc-content h2 { font-size: 18px; margin: 28px 0 10px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.doc-content h3 { font-size: 15px; margin: 20px 0 8px; }
.doc-content h1:first-child, .doc-content h2:first-child { margin-top: 0; }
.doc-content p { margin: 8px 0; }
.doc-content ul, .doc-content ol { margin: 8px 0; padding-left: 24px; }
.doc-content li { margin: 4px 0; }
.doc-content pre {
    background: var(--sidebar);
    color: #e2e8f0;
    padding: 16px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    font-size: 13px;
    margin: 12px 0;
}
.doc-content code {
    background: var(--light);
    padding: 2px 5px;
    border-radius: 3px;
    font-size: 13px;
}
.doc-content pre code { background: none; padding: 0; }
.doc-content .table { margin: 12px 0; }
.doc-content hr { margin: 24px 0; border: none; border-top: 1px solid var(--border); }

/* ── Hub Cards ───────────────────────────────────────────── */
.hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}
.hub-card {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.hub-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.hub-card.hub-enabled { border-color: var(--success); background: #f0fdf4; }
.hub-card input { margin-top: 3px; }
.hub-label { font-weight: 600; font-size: 14px; }
.hub-desc { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ── Seat Usage ──────────────────────────────────────────── */
.seat-usage-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 13px;
}
.seat-usage-label { font-weight: 600; color: var(--text-secondary); }
.seat-usage-count { font-weight: 700; }
.seat-ok { color: var(--success); }
.seat-over { color: var(--danger); }

/* ── Remittance Report ──────────────────────────────────── */
.report-controls {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.report-controls .form-group { margin-bottom: 0; }
.report-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 24px;
}
.report-total-row td { font-weight: 700; border-top: 2px solid var(--text); }

@media print {
    .sidebar, .page-header .btn, .report-controls, .no-print { display: none !important; }
    .main-content { margin-left: 0; }
    .container { max-width: 100%; padding: 0; }
    .table { box-shadow: none; font-size: 12px; }
    .table th, .table td { padding: 6px 8px; }
}

/* ── Footer ──────────────────────────────────────────────── */
.footer {
    text-align: center;
    padding: 24px 32px;
    color: var(--muted);
    font-size: 12px;
    border-top: 1px solid var(--border);
    margin-top: 32px;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; }
    .container { padding: 16px; }
    .dashboard-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .form-row { grid-template-columns: 1fr; }
}

/* ── Issue Tracker Badges ─────────────────────────────────── */
.badge-new         { background: #dbeafe; color: #1e40af; }
.badge-open        { background: #fef3c7; color: #92400e; }
.badge-in_progress { background: #e0e7ff; color: #3730a3; }
.badge-resolved    { background: #dcfce7; color: #166534; }
.badge-closed      { background: #f3f4f6; color: #6b7280; }
.badge-critical    { background: #fee2e2; color: #991b1b; }
.badge-high        { background: #fed7aa; color: #9a3412; }
.badge-low         { background: #f0fdf4; color: #166534; }
.badge-system      { background: #fae8ff; color: #86198f; }
.badge-feature     { background: #dbeafe; color: #1e40af; }
.badge-auto_error  { background: #fae8ff; color: #86198f; }
.badge-danger      { background: #fee2e2; color: #991b1b; }