/* SEO Experto — tema oscuro (tokens del sistema de diseño) */
:root {
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232322;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --ink-muted: #898781;
  --border: rgba(255, 255, 255, 0.10);
  --grid: #2c2c2a;

  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --info: #3987e5;

  --radius: 12px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
}

.hidden { display: none !important; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: rgba(13,13,13,0.92); backdrop-filter: blur(8px); z-index: 10;
}
.brand { font-size: 17px; display: flex; align-items: baseline; gap: 10px; }
.brand-sub { color: var(--ink-muted); font-size: 13px; font-weight: 400; }

main { max-width: 1180px; margin: 0 auto; padding: 24px 28px 80px; }

/* ---- Hero / formulario ---- */
.hero { text-align: center; padding: 48px 0 28px; }
.hero h1 { font-size: 30px; margin: 0 0 10px; letter-spacing: -0.02em; }
.hero-sub { color: var(--ink-2); margin: 0 auto 28px; max-width: 720px; }
.url-form { display: flex; gap: 10px; max-width: 640px; margin: 0 auto; }
.url-form input {
  flex: 1; padding: 14px 18px; font-size: 16px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface); color: var(--ink);
  outline: none; font-family: var(--font);
}
.url-form input:focus { border-color: var(--info); }
.url-form button {
  padding: 14px 28px; font-size: 16px; font-weight: 600; border-radius: var(--radius);
  border: none; background: var(--info); color: #fff; cursor: pointer; font-family: var(--font);
}
.url-form button:hover { filter: brightness(1.1); }
.url-form button:disabled { opacity: 0.5; cursor: default; }

.mode-row { display: flex; gap: 22px; justify-content: center; margin-top: 14px; flex-wrap: wrap; }
.mode-opt { color: var(--ink-2); font-size: 14px; cursor: pointer; display: flex; align-items: center; gap: 7px; }
.mode-opt input { accent-color: var(--info); }
.mode-hint { color: var(--ink-muted); font-size: 12.5px; }
.mode-hint select {
  background: var(--surface); color: var(--ink); border: 1px solid var(--border);
  border-radius: 6px; padding: 2px 4px; font-family: var(--font);
}

/* ---- Informe de sitio completo ---- */
.site-kpis { margin-bottom: 22px; }
.site-h3 { font-size: 15px; color: var(--ink-2); margin: 20px 0 10px; }
.pages-details { margin: 18px 0 8px; }
.pages-details > summary { cursor: pointer; color: var(--info); font-size: 14px; user-select: none; }
.table-scroll { overflow-x: auto; margin-top: 10px; border: 1px solid var(--border); border-radius: 10px; }
.pages-table { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 760px; }
.pages-table th {
  text-align: left; padding: 8px 10px; color: var(--ink-muted); font-weight: 600;
  border-bottom: 1px solid var(--border); background: var(--surface); position: sticky; top: 0;
}
.pages-table td { padding: 6px 10px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
.pages-table .cell-url { max-width: 340px; overflow: hidden; text-overflow: ellipsis; color: var(--ink-2); }

/* ---- Progreso ---- */
.progress {
  max-width: 640px; margin: 12px auto; padding: 20px 24px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
}
.progress-head { display: flex; align-items: center; gap: 10px; font-weight: 600; margin-bottom: 10px; }
.spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid var(--grid); border-top-color: var(--info);
  animation: spin 0.8s linear infinite; flex: none;
}
@keyframes spin { to { transform: rotate(360deg); } }
.progress-list { list-style: none; margin: 0; padding: 0; color: var(--ink-2); font-size: 13.5px; max-height: 40vh; overflow-y: auto; }
.progress-list li { padding: 3px 0 3px 22px; position: relative; }
.progress-list li::before { content: "✓"; position: absolute; left: 2px; color: var(--good); }
.progress-list li:last-child::before { content: "•"; color: var(--info); }

/* ---- Error ---- */
.error {
  max-width: 640px; margin: 12px auto; padding: 16px 20px;
  background: rgba(208, 59, 59, 0.12); border: 1px solid var(--critical);
  border-radius: var(--radius); color: var(--ink);
}

/* ---- Resultados: toolbar ---- */
.results-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin: 8px 0 18px; flex-wrap: wrap;
}
.analyzed-url { color: var(--ink-2); font-size: 14px; word-break: break-all; }
.analyzed-url strong { color: var(--ink); }
.toolbar-actions { display: flex; gap: 8px; }
.ghost-btn {
  padding: 8px 14px; font-size: 13px; border-radius: 8px; cursor: pointer;
  background: transparent; color: var(--ink-2); border: 1px solid var(--border); font-family: var(--font);
}
.ghost-btn:hover { background: var(--surface-2); color: var(--ink); }

/* ---- Resumen superior ---- */
.summary-grid {
  display: grid; grid-template-columns: 220px 1fr 1fr; gap: 14px; margin-bottom: 34px;
}
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px;
}
.card-label { color: var(--ink-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.score-card { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; }
.score-caption { color: var(--ink-2); font-size: 13px; }

.ring { position: relative; display: inline-block; }
.ring svg { display: block; }
.ring .ring-value {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 34px; font-weight: 700; color: var(--ink);
}
.ring.small .ring-value { font-size: 15px; font-weight: 600; }

.sitetype-main { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.signal-list { list-style: none; margin: 10px 0 0; padding: 0; color: var(--ink-2); font-size: 13px; }
.signal-list li { padding: 2px 0 2px 18px; position: relative; }
.signal-list li::before { content: "›"; position: absolute; left: 4px; color: var(--ink-muted); }

.kpi-row { display: flex; gap: 10px; flex-wrap: wrap; }
.kpi {
  flex: 1; min-width: 70px; background: var(--surface-2); border-radius: 10px;
  padding: 10px 12px; text-align: center; border-top: 3px solid var(--grid);
}
.kpi .kpi-num { font-size: 24px; font-weight: 700; }
.kpi .kpi-label { font-size: 11.5px; color: var(--ink-2); display: flex; align-items: center; justify-content: center; gap: 4px; }
.kpi.critical { border-top-color: var(--critical); }
.kpi.warning { border-top-color: var(--warning); }
.kpi.notice { border-top-color: var(--info); }
.kpi.good { border-top-color: var(--good); }
.render-note { margin-top: 12px; font-size: 13px; color: var(--ink-2); }

/* ---- Chips de severidad (icono + texto, nunca solo color) ---- */
.chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11.5px; font-weight: 600; padding: 2px 9px; border-radius: 999px;
  border: 1px solid var(--border); color: var(--ink-2); white-space: nowrap;
}
.chip.critical { color: #ff9c9c; border-color: var(--critical); background: rgba(208,59,59,0.12); }
.chip.warning  { color: var(--warning); border-color: var(--warning); background: rgba(250,178,25,0.10); }
.chip.notice   { color: #8ab8f0; border-color: var(--info); background: rgba(57,135,229,0.10); }
.chip.good     { color: #6fd06f; border-color: var(--good); background: rgba(12,163,12,0.10); }

/* ---- Secciones ---- */
h2 { font-size: 21px; margin: 34px 0 16px; letter-spacing: -0.01em; }
.h2-sub { font-size: 13px; color: var(--ink-muted); font-weight: 400; margin-left: 8px; }

/* ---- Recomendaciones ---- */
.rec-group-title {
  font-size: 13px; text-transform: uppercase; letter-spacing: 0.07em;
  color: var(--ink-muted); margin: 22px 0 10px; display: flex; align-items: center; gap: 8px;
}
.rec {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; margin-bottom: 10px; border-left: 4px solid var(--grid);
}
.rec.p1 { border-left-color: var(--critical); }
.rec.p2 { border-left-color: var(--warning); }
.rec.p3 { border-left-color: var(--info); }
.rec-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.rec-title { font-weight: 700; font-size: 15.5px; }
.rec-badges { display: flex; gap: 6px; margin-left: auto; flex-wrap: wrap; }
.rec-desc { color: var(--ink-2); margin: 8px 0 0; font-size: 14px; }
.rec details { margin-top: 10px; }
.rec summary { cursor: pointer; color: var(--info); font-size: 13.5px; user-select: none; }
.rec .howto { margin-top: 8px; color: var(--ink-2); font-size: 13.5px; white-space: pre-wrap; }
.rec .howto code, .finding code {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 4px;
  padding: 1px 5px; font-size: 12.5px;
}
.rec .howto pre {
  background: #111110; border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 14px; overflow-x: auto; font-size: 12.5px; line-height: 1.5; color: #d8d7cc;
}

/* ---- Módulos ---- */
.modules-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.module-card { padding: 0; overflow: hidden; }
.module-head {
  display: flex; align-items: center; gap: 12px; padding: 16px 18px; cursor: pointer; user-select: none;
}
.module-head:hover { background: var(--surface-2); }
.module-icon { font-size: 22px; flex: none; }
.module-titles { flex: 1; min-width: 0; }
.module-name { font-weight: 700; }
.module-summary { color: var(--ink-2); font-size: 13px; margin-top: 1px; }
.module-toggle { color: var(--ink-muted); font-size: 12px; flex: none; transition: transform 0.15s; }
.module-card.open .module-toggle { transform: rotate(90deg); }
.module-body { display: none; border-top: 1px solid var(--border); padding: 14px 18px 18px; }
.module-card.open .module-body { display: block; }

.finding { display: flex; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--grid); }
.finding:last-of-type { border-bottom: none; }
.finding .chip { flex: none; align-self: flex-start; margin-top: 1px; }
.finding-msg { font-size: 14px; }
.finding-detail { color: var(--ink-muted); font-size: 12.5px; margin-top: 3px; word-break: break-word; }
.finding-rec {
  margin-top: 6px; font-size: 13px; color: var(--ink-2);
  background: var(--surface-2); border-radius: 8px; padding: 8px 12px;
}
.finding-rec::before { content: "→ "; color: var(--info); font-weight: 700; }

.module-data { margin-top: 12px; }
.module-data summary { cursor: pointer; color: var(--ink-muted); font-size: 12.5px; user-select: none; }
.data-table { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 12.5px; }
.data-table td {
  padding: 5px 8px; border-bottom: 1px solid var(--grid); vertical-align: top; word-break: break-word;
}
.data-table td:first-child { color: var(--ink-muted); white-space: nowrap; width: 1%; padding-right: 14px; }
.data-table .nested { margin: 0; padding-left: 14px; }

.footer { text-align: center; color: var(--ink-muted); font-size: 12.5px; padding: 20px; border-top: 1px solid var(--border); }

@media (max-width: 900px) {
  .summary-grid { grid-template-columns: 1fr; }
  .modules-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 24px; }
  .url-form { flex-direction: column; }
}

/* ---- Impresión ---- */
@media print {
  body { background: #fff; color: #111; }
  :root { --page: #fff; --surface: #fff; --surface-2: #f4f4f2; --ink: #111; --ink-2: #444; --ink-muted: #777; --border: #ddd; --grid: #e5e5e5; }
  .topbar, .url-form, .toolbar-actions, .footer, .hero { display: none; }
  .module-body { display: block !important; }
  .card, .rec, .module-card { break-inside: avoid; }
}