:root {
    --primary: #2563eb;
    --bg: #f4f6fa;
    --panel: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e3e7ee;
    --side: #111827;
    --danger: #dc2626;
    --radius: 10px;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, Consolas, monospace; font-size: .88em; background: #f1f3f7; padding: 1px 4px; border-radius: 4px; }
h2 { font-size: 1.05rem; margin: 0 0 12px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
h3 { font-size: 1rem; margin: 18px 0 8px; }
.muted { color: var(--muted); }
.small { font-size: .85em; font-weight: normal; }

/* layout */
.sidebar { position: fixed; inset: 0 auto 0 0; width: 230px; background: var(--side); color: #cbd5e1; overflow-y: auto; overflow-x: hidden; z-index: 20; }
.side-brand { padding: 20px 18px; font-weight: 700; color: #fff; font-size: 1.05rem; border-bottom: 1px solid #1f2937; }
.side-brand small { display: block; font-weight: 400; color: #94a3b8; font-size: .8rem; margin-top: 3px; }
.sidebar nav a { display: flex; justify-content: space-between; align-items: center; padding: 11px 18px; color: #cbd5e1; border-left: 3px solid transparent; }
.sidebar nav a:hover { background: #1f2937; text-decoration: none; }
.sidebar nav a.active { background: #1f2937; color: #fff; border-left-color: var(--primary); }
.side-logo { display: block; padding: 12px 6px 18px; border-top: 1px solid #1f2937; margin-top: 6px; }
.side-logo img { display: block; width: 100%; max-width: 100%; height: auto; opacity: .9; transition: opacity .15s; }
.side-logo:hover img { opacity: 1; }
.badge { background: var(--danger); color: #fff; border-radius: 10px; padding: 0 7px; font-size: .75rem; }
.main { margin-left: 230px; min-height: 100vh; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 14px; padding: 14px 24px; background: var(--panel); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.topbar h1 { font-size: 1.2rem; margin: 0; flex: 1; }
.burger { display: none; font-size: 1.4rem; cursor: pointer; }
.content { padding: 22px 24px; flex: 1; }
.admin-foot { padding: 14px 24px; color: var(--muted); font-size: .8rem; }

/* componentes */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }
.panel.narrow { max-width: 520px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; color: var(--text); display: block; }
a.stat:hover { border-color: var(--primary); text-decoration: none; }
.stat span { display: block; color: var(--muted); font-size: .82rem; }
.stat strong { font-size: 1.6rem; display: block; margin-top: 4px; }
.stat.warn { border-color: #f59e0b; background: #fffbeb; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; vertical-align: top; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); background: #f9fafb; }
tbody tr:hover { background: #f9fbff; }
td.empty { text-align: center; color: var(--muted); padding: 26px; white-space: normal; }
.pill { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: .75rem; font-weight: 600; }
.pill-green { background: #dcfce7; color: #166534; }
.pill-red { background: #fee2e2; color: #991b1b; }
.pill-yellow { background: #fef9c3; color: #854d0e; }
.pill-blue { background: #dbeafe; color: #1e40af; }
.pill-gray { background: #e5e7eb; color: #374151; }
.alert { padding: 11px 14px; border-radius: 8px; margin-bottom: 14px; }
.alert-danger { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.alert-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }

/* formulários */
label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: 10px; }
label small { display: block; font-weight: 400; color: var(--muted); margin-top: 3px; }
input, select, textarea { display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid #cfd6e0; border-radius: 7px; font: inherit; background: #fff; color: var(--text); }
input[type=checkbox] { display: inline; width: auto; margin: 0 6px 0 0; }
input[type=color] { height: 38px; padding: 3px; }
input:focus, select:focus, textarea:focus { outline: 2px solid #bfdbfe; border-color: var(--primary); }
.inline-check { display: flex; align-items: center; font-weight: 500; align-self: end; padding-bottom: 8px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 4px 16px; align-items: start; }
.form-grid .span-2 { grid-column: span 2; }
.form-grid > .btn { justify-self: start; align-self: end; margin-bottom: 10px; }
.filters { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: flex-end; }
.filters label { min-width: 170px; flex: 1; }
.filter-actions { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.quick-ranges { width: 100%; font-size: .85rem; color: var(--muted); }
.quick-ranges a { margin-left: 8px; }
.btn { display: inline-block; padding: 8px 14px; border-radius: 7px; border: 1px solid var(--primary); background: var(--primary); color: #fff; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap; }
.btn:hover { filter: brightness(.95); text-decoration: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-light { background: #fff; color: var(--text); border-color: #cfd6e0; }
.demo-off { opacity: .45; cursor: not-allowed; }
.btn-danger {background: var(--danger); border-color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: .82rem; }
.btn-block { display: block; width: 100%; }
.input-sm { display: inline-block; width: 130px; padding: 4px 8px; margin: 0; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar form { margin: 0; }
.actions { display: flex; flex-direction: column; gap: 10px; }
.actions form { display: flex; gap: 8px; align-items: center; }
.actions form input { margin: 0; }
.actions-inline { display: flex; gap: 8px; }
.actions-inline form { display: flex; gap: 6px; margin: 0; }
.danger-zone { border: 1px solid #fecaca; border-radius: 8px; padding: 10px; }
.danger-zone summary { color: var(--danger); font-weight: 600; cursor: pointer; }
.danger-zone form { margin-top: 8px; flex-wrap: wrap; }
details > summary { cursor: pointer; font-weight: 600; margin: 8px 0; color: var(--primary); }
.dl { display: grid; grid-template-columns: 190px 1fr; gap: 6px 12px; margin: 0 0 14px; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; }
.subtabs { display: flex; gap: 4px; margin-bottom: 14px; border-bottom: 1px solid var(--border); }
.subtabs a { padding: 9px 14px; color: var(--muted); border-bottom: 2px solid transparent; }
.subtabs a.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.pager { display: flex; gap: 4px; margin-top: 14px; flex-wrap: wrap; }
.pager a, .pager span { padding: 5px 10px; border: 1px solid var(--border); border-radius: 6px; }
.pager .current { background: var(--primary); color: #fff; border-color: var(--primary); }
.sticky-save { position: sticky; bottom: 0; background: var(--bg); padding: 12px 0; margin-bottom: 18px; }

/* gráfico de barras */
.bars { display: flex; align-items: flex-end; gap: 4px; height: 190px; padding-top: 18px; }
.bar { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; height: 100%; min-width: 0; }
.bar .fill { width: 100%; background: linear-gradient(180deg, #60a5fa, var(--primary)); border-radius: 4px 4px 0 0; min-height: 2px; }
.bar .v { font-size: .7rem; color: var(--muted); }
.bar .k { font-size: .66rem; color: var(--muted); margin-top: 4px; white-space: nowrap; }
.bars.dense { gap: 2px; }
.bars.dense .v { font-size: .58rem; }

/* login / instalação */
.auth-page { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.auth-card { background: #fff; padding: 28px; border-radius: 12px; width: 100%; max-width: 380px; box-shadow: 0 10px 30px rgba(0,0,0,.08); }
.auth-card.wide { max-width: 680px; }
.auth-card h1 { font-size: 1.3rem; margin-top: 0; }
.auth-card .grid-2 { gap: 0 14px; }

/* Portal (aparência) */
.portal-editor { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: 18px; align-items: start; }
.preview { position: sticky; top: 76px; }
.preview-head { display: flex; justify-content: space-between; font-weight: 600; margin-bottom: 8px; }
.preview iframe { width: 100%; height: 720px; border: 8px solid #111827; border-radius: 28px; background: #fff; }
.upload-row { display: flex; gap: 16px; align-items: center; margin: 6px 0 14px; }
.upload-row > div:last-child { flex: 1; }
.thumb { width: 120px; height: 80px; border: 1px dashed #cfd6e0; border-radius: 8px; display: grid; place-items: center; text-align: center; background: #f9fafb center / cover no-repeat; flex-shrink: 0; }
.thumb img { max-width: 110px; max-height: 70px; }
.thumb-favicon img { width: 48px; height: 48px; object-fit: contain; }
.radio-group { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 12px; }
.radio { display: flex; align-items: center; gap: 6px; font-weight: 500; margin: 0; }
.radio input { width: auto; margin: 0; }
.color-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px 16px; margin-bottom: 14px; }
.color-field { display: flex; align-items: center; gap: 10px; font-weight: 500; margin: 0; }
.color-field input { width: 46px; height: 34px; padding: 2px; margin: 0; flex-shrink: 0; }
.color-meta { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.color-field .alpha { display: flex; align-items: center; gap: 6px; font-size: .78rem; font-weight: 400; color: var(--muted); }
.color-field .alpha input { flex: 1; width: auto; min-width: 0; height: auto; border: 0; background: none; }
.color-field .alpha output { width: 34px; text-align: right; }
.form-grid > .color-field { margin-bottom: 10px; }
input[type=range] { padding: 0; }

/* Páginas (editor) */
.subtabs.scroll { overflow-x: auto; white-space: nowrap; }
.pages-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 18px; align-items: start; }
.editor { border: 1px solid #cfd6e0; border-radius: 8px; margin: 4px 0 16px; overflow: hidden; }
.editor-toolbar { display: flex; flex-wrap: wrap; gap: 4px; padding: 6px; background: #f6f7f9; border-bottom: 1px solid #e3e7ee; }
.editor-toolbar button { border: 1px solid #d5dbe4; background: #fff; border-radius: 5px; padding: 4px 9px; cursor: pointer; font: inherit; font-size: .85rem; }
.editor-toolbar button:hover { background: #eef2ff; }
.editor-area { min-height: 160px; max-height: 560px; overflow-y: auto; padding: 12px 14px; outline: none; line-height: 1.55; }
.editor-area h3, .doc-preview h3 { font-size: 1rem; }
.editor-source { border: 0; border-radius: 0; margin: 0; font-family: ui-monospace, Consolas, monospace; font-size: .85rem; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid #c7d2fe; background: #eef2ff; color: #3730a3; border-radius: 14px; padding: 3px 9px; font: inherit; font-size: .8rem; cursor: pointer; }
.history { padding-left: 18px; margin: 0; }
.history li { margin-bottom: 6px; }
.doc-preview { border: 1px solid var(--border); border-radius: 8px; padding: 6px 18px; max-height: 420px; overflow-y: auto; }

[hidden] { display: none !important; }

/* Hospedagem */
.hosting-choice { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; margin-bottom: 14px; }
.choice-card { display: flex; gap: 10px; align-items: flex-start; border: 2px solid var(--border); border-radius: 10px; padding: 12px 14px; cursor: pointer; font-weight: 400; margin: 0; }
.choice-card input { width: auto; margin: 3px 0 0; }
.choice-card:has(input:checked) { border-color: var(--primary); background: #eff6ff; }
.diagnostico { background: #f8fafc; border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; margin-top: 6px; }
.diagnostico ul { list-style: none; padding: 0; margin: 6px 0 0; }
.diagnostico li { padding: 3px 0; }
.d-ok { color: #166534; } .d-erro { color: #991b1b; } .d-info { color: #374151; }

/* Licenciamento */
.licenca-status { display: flex; gap: 16px; align-items: center; }
.licenca-status h2 { margin: 0 0 4px; }
.licenca-status p { margin: 0; }
.licenca-icone { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; font-size: 22px; flex-shrink: 0; }
.licenca-ok { border-left: 5px solid #16a34a; } .licenca-ok .licenca-icone { background: #dcfce7; color: #166534; }
.licenca-aviso { border-left: 5px solid #f59e0b; } .licenca-aviso .licenca-icone { background: #fef3c7; }
.licenca-erro { border-left: 5px solid #dc2626; } .licenca-erro .licenca-icone { background: #fee2e2; }
.texto-erro { color: var(--danger); }

/* Atualizações */
.versao-atual { font-size: 2rem; font-weight: 700; margin: 0; }
.ar-status { display: flex; gap: 8px; align-items: center; padding: 10px 0; }
.ar-girando { width: 16px; height: 16px; border-radius: 50%; border: 3px solid #dbeafe; border-top-color: var(--primary); animation: ar-gira 1s linear infinite; display: inline-block; }
@keyframes ar-gira { to { transform: rotate(360deg); } }
.ar-icone-ok { color: #16a34a; font-weight: 700; } .ar-icone-erro { color: var(--danger); font-weight: 700; }
.ar-notas { background: #f8fafc; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; margin: 8px 0 12px; }
.ar-barra { height: 14px; background: #e5e7eb; border-radius: 8px; overflow: hidden; margin: 8px 0; }
.ar-barra span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, #60a5fa, var(--primary)); transition: width .3s; }
.ar-passos { padding-left: 20px; color: var(--muted); }
.ar-passos li.atual { color: var(--primary); font-weight: 600; }
.ar-passos li.feito { color: #16a34a; } .ar-passos li.feito::after { content: ' ✓'; }
.ar-passos li.erro { color: var(--danger); } .ar-passos li.erro::after { content: ' ✗'; }
.ar-final { padding: 10px 12px; border-radius: 8px; margin: 10px 0; }
.ar-ok { background: #f0fdf4; color: #166534; } .ar-erro { background: #fef2f2; color: #991b1b; }

.admin-credit { text-align: center; margin: 18px 0 0; font-size: .8rem; color: var(--muted); }
.admin-credit a { color: var(--muted); }

/* Backup */
.backup-acoes { min-width: 250px; }
.backup-restaurar { display: inline-block; vertical-align: top; }
.backup-restaurar > summary { list-style: none; }
.backup-restaurar > summary::-webkit-details-marker { display: none; }
.backup-restaurar[open] > form { margin-top: 8px; padding: 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff7f7; min-width: 220px; }
.backup-restaurar .inline-check { padding: 0 0 6px; }

.print-only { display: none; }
@media print {
    .sidebar, .topbar, .no-print, .admin-foot, .pager, .alert { display: none !important; }
    .main { margin: 0; }
    .print-only { display: block; }
    .panel, .stat { border: 0; padding: 0; }
    th, td { padding: 4px; font-size: 10px; }
    body { background: #fff; }
}
@media (max-width: 900px) {
    .grid-2, .portal-editor, .pages-layout { grid-template-columns: 1fr; }
    .preview { position: static; }
    .sidebar { transform: translateX(-100%); transition: transform .2s; }
    #nav-toggle:checked ~ .sidebar { transform: none; }
    .main { margin-left: 0; }
    .burger { display: block; }
    .content { padding: 16px; }
    .topbar { padding: 12px 16px; }
    .who { font-size: .8rem; }
    .dl { grid-template-columns: 1fr; }
    .form-grid .span-2 { grid-column: auto; }
}