/* ====================================================================
   RO e-Factura Admin - CSS
   Vanilla, fara framework. Variabile pentru theming usor.
   ==================================================================== */

:root {
    --bg: #f5f6f8;
    --surface: #ffffff;
    --border: #e4e7ec;
    --text: #1c2433;
    --muted: #6b7280;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #15803d;
    --success-bg: #dcfce7;
    --warning: #b45309;
    --warning-bg: #fef3c7;
    --error: #b91c1c;
    --error-bg: #fee2e2;
    --info: #0369a1;
    --info-bg: #e0f2fe;
    --sidebar-bg: #0f172a;
    --sidebar-text: #cbd5e1;
    --sidebar-active: #334155;
    --radius: 6px;
    --shadow: 0 1px 2px rgba(0,0,0,.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.08), 0 2px 4px -1px rgba(0,0,0,.05);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
}

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

/* ---------- Layout ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
    width: 240px;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    flex-shrink: 0;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
}
.sidebar .brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    padding: 0 20px 20px;
    border-bottom: 1px solid #1e293b;
    margin-bottom: 12px;
}
.sidebar .brand small { display: block; font-size: 11px; font-weight: 400; color: var(--muted); }
.sidebar .env-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    margin-left: 4px;
}
.sidebar .env-badge.test { background: var(--warning); color: #fff; }
.sidebar .env-badge.prod { background: var(--success); color: #fff; }

.sidebar nav a {
    display: block;
    padding: 10px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 13px;
    border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: #1e293b; color: #fff; text-decoration: none; }
.sidebar nav a.active { background: var(--sidebar-active); color: #fff; border-left-color: var(--primary); }
.sidebar nav .section {
    padding: 20px 20px 6px;
    font-size: 11px;
    text-transform: uppercase;
    color: #64748b;
    letter-spacing: 0.05em;
}
.sidebar .user-info {
    margin-top: auto;
    padding: 16px 20px;
    border-top: 1px solid #1e293b;
    font-size: 12px;
}
.sidebar .user-info .name { color: #fff; font-weight: 600; }
.sidebar .user-info .email { color: var(--muted); }
.sidebar .user-info a { color: var(--muted); font-size: 11px; }

.main { flex: 1; overflow-x: auto; display: flex; flex-direction: column; }
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 10px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.topbar h1 { font-size: 1.3rem; margin: 0; }
.content { padding: 24px; flex: 1; }

/* ---------- Auth page ---------- */
.auth-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e3a8a, #7c3aed);
    padding: 20px;
}
.auth-card {
    background: var(--surface);
    padding: 32px;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 400px;
}
.auth-card h2 { margin-top: 0; text-align: center; }
.auth-card .tagline { text-align: center; color: var(--muted); margin-bottom: 24px; }

/* ---------- Cards ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}
.card-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card-header h2, .card-header h3 { margin: 0; font-size: 1rem; }
.card-body { padding: 20px; }

/* ---------- Stats grid ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}
.stat .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.03em; }
.stat .value { font-size: 1.8rem; font-weight: 700; margin-top: 4px; }
.stat .trend { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ---------- Tables ---------- */
table.data {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
}
table.data th, table.data td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
table.data th {
    background: #fafbfc;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--muted);
}
table.data tr:hover td { background: #f9fafc; }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data td.actions { text-align: right; white-space: nowrap; }
table.data a.action { margin-left: 8px; font-size: 12px; }
.empty-state { padding: 40px; text-align: center; color: var(--muted); }

/* ---------- Badges ---------- */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.badge-ok      { background: var(--success-bg); color: var(--success); }
.badge-warn    { background: var(--warning-bg); color: var(--warning); }
.badge-err     { background: var(--error-bg);   color: var(--error); }
.badge-info    { background: var(--info-bg);    color: var(--info); }
.badge-neutral { background: #e5e7eb; color: #4b5563; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    font-size: 13px;
    text-decoration: none;
    line-height: 1.4;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: #f5f6f8; }
.btn-danger { background: var(--error); color: #fff; }
.btn-danger:hover { background: #991b1b; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #166534; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---------- Forms ---------- */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}
.form-group { display: flex; flex-direction: column; }
.form-group label {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 4px;
    font-weight: 500;
}
.form-group label .req { color: var(--error); }
.form-group input, .form-group select, .form-group textarea {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 13px;
    background: var(--surface);
    width: 100%;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: -1px;
    border-color: var(--primary);
}
.form-group input.error, .form-group select.error { border-color: var(--error); }
.form-group .hint { font-size: 11px; color: var(--muted); margin-top: 2px; }
.form-group .err { font-size: 11px; color: var(--error); margin-top: 2px; }
.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

/* ---------- Alerts ---------- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    border-left: 4px solid;
}
.alert-success { background: var(--success-bg); color: var(--success); border-color: var(--success); }
.alert-error   { background: var(--error-bg);   color: var(--error);   border-color: var(--error); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border-color: var(--warning); }
.alert-info    { background: var(--info-bg);    color: var(--info);    border-color: var(--info); }

/* ---------- Invoice form specific ---------- */
.invoice-lines { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
.invoice-lines th, .invoice-lines td {
    padding: 6px 8px;
    border: 1px solid var(--border);
    font-size: 12px;
}
.invoice-lines th { background: #fafbfc; font-weight: 600; }
.invoice-lines input, .invoice-lines select {
    padding: 6px;
    border: 1px solid var(--border);
    border-radius: 4px;
    width: 100%;
    font-size: 12px;
}
.invoice-lines td.actions { width: 50px; text-align: center; }
.invoice-lines td.num { text-align: right; font-variant-numeric: tabular-nums; }
.invoice-lines .remove-line {
    background: var(--error);
    color: #fff;
    border: 0;
    border-radius: 4px;
    width: 24px;
    height: 24px;
    cursor: pointer;
}

.totals-box {
    margin-top: 16px;
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 20px;
}
.totals-box .summary {
    background: #fafbfc;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
}
.totals-box .summary .row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 13px; }
.totals-box .summary .row.total { font-weight: 700; font-size: 15px; border-top: 1px solid var(--border); margin-top: 6px; padding-top: 8px; }

/* ---------- Actions bar ---------- */
.actions-bar {
    margin-bottom: 16px;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.actions-bar .search {
    flex: 1;
    max-width: 400px;
}
.actions-bar .search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
}
.actions-bar .spacer { flex: 1; }

/* ---------- Details page ---------- */
.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}
.detail-grid dl { display: grid; grid-template-columns: 140px 1fr; gap: 8px 14px; margin: 0; }
.detail-grid dt { color: var(--muted); font-size: 12px; text-transform: uppercase; }
.detail-grid dd { margin: 0; font-size: 14px; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 4px; margin-top: 16px; justify-content: center; }
.pagination a, .pagination span {
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
    font-size: 12px;
}
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------- Utilities ---------- */
.muted { color: var(--muted); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 10px; }
.mt-4 { margin-top: 20px; }
.flex { display: flex; gap: 10px; align-items: center; }
.flex-end { justify-content: flex-end; }
code.inline { background: #f1f5f9; padding: 1px 6px; border-radius: 3px; font-family: "SF Mono", Monaco, Consolas, monospace; font-size: 12px; }

@media (max-width: 900px) {
    .sidebar { width: 60px; }
    .sidebar .brand, .sidebar nav a span, .sidebar .user-info, .sidebar nav .section { display: none; }
    .detail-grid { grid-template-columns: 1fr; }
    .totals-box { grid-template-columns: 1fr; }
}