/* ===========================
   Thoth Systems - Auditoría IA
   CSS puro, sin frameworks
   =========================== */

:root {
  --color-primary: #1a6b52;
  --color-primary-dark: #0f4a38;
  --color-bg: #f7f7f5;
  --color-card: #ffffff;
  --color-text: #1e1e1e;
  --color-muted: #6b6b6b;
  --color-border: #e2e2e0;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 40px 0 32px;
  text-align: center;
}
.site-header h1 { margin: 0 0 8px; font-size: 1.6rem; }
.site-header .subtitle { margin: 0; color: #d7e8e1; font-size: 0.95rem; }

/* Card */
.card {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin: 24px auto;
}
.hidden { display: none; }

/* Tabs */
.tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.tab-btn {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--color-border);
  background: #fff;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-muted);
}
.tab-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Form */
label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin: 14px 0 6px;
}
input[type="url"], input[type="email"], textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
}
textarea { resize: vertical; }

.btn-primary {
  margin-top: 20px;
  width: 100%;
  padding: 14px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

/* Metrics */
#metrics-container { margin-bottom: 24px; }
.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.metric-row:last-child { border-bottom: none; }
.metric-label { font-size: 0.9rem; color: var(--color-muted); }
.metric-score { font-weight: 700; font-size: 1rem; }
.score-good { color: #1a7d3f; }
.score-medium { color: #b8860b; }
.score-bad { color: #c0392b; }

.metric-issue {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-top: 2px;
}

/* Preview */
#preview-container {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 8px;
}
#preview-image { width: 100%; display: block; }

/* Footer */
.site-footer {
  text-align: center;
  padding: 24px 0 40px;
  color: var(--color-muted);
  font-size: 0.85rem;
}

/* ===========================
   Estilos para el SITIO GENERADO
   (referencia para que la IA los use como base:
   liviano, sin frameworks, con botón WhatsApp flotante)
   =========================== */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #25D366;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  z-index: 999;
  text-decoration: none;
}
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }

@media (max-width: 480px) {
  .site-header h1 { font-size: 1.3rem; }
  .card { padding: 18px; margin: 16px 0; }
}