/* ==========================================================================
   Fijate Tools - Diagnóstico visual de plagas, hongos y carencias nutricionales
   Tokens corporativos, layout canónico y buscador interactivo por síntomas
   ========================================================================== */

:root {
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Paleta diagnóstico botánico */
  --diag-amber: #d97706;
  --diag-amber-light: #fef3c7;
  --diag-red: #dc2626;
  --diag-red-light: #fee2e2;
  --diag-green: #15803d;
  --diag-green-light: #dcfce7;
  --diag-purple: #7e22ce;
  --diag-purple-light: #f3e8ff;

  --bg-page: #f8faf9;
  --card-bg: #ffffff;
  --card-border: #e2e8e4;
  --card-border-hover: #cbd5cf;
  --card-shadow: 0 4px 20px -2px rgba(21, 128, 61, 0.06), 0 2px 6px -1px rgba(0, 0, 0, 0.03);

  --text-main: #19241d;
  --text-muted: #485c50;
  --text-subtle: #6c8074;

  --primary: #d97706;
  --primary-hover: #b45309;
  --primary-light: #fffbeb;
  --primary-text: #ffffff;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg-page: #0a110d;
  --card-bg: #121c16;
  --card-border: #1f2e24;
  --card-border-hover: #2e4436;
  --card-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.6);

  --text-main: #eff5f1;
  --text-muted: #9eb5a7;
  --text-subtle: #678070;

  --primary: #f59e0b;
  --primary-hover: #d97706;
  --primary-light: #2c1e05;
  --primary-text: #190f02;

  --diag-red: #f87171;
  --diag-red-light: rgba(248, 113, 113, 0.16);
  --diag-green: #4ade80;
  --diag-green-light: rgba(74, 222, 128, 0.16);
  --diag-amber: #fbbf24;
  --diag-amber-light: rgba(251, 191, 36, 0.16);
  --diag-purple: #c084fc;
  --diag-purple-light: rgba(192, 132, 252, 0.16);
}

body {
  font-family: var(--font-main);
  background: var(--bg-page);
  color: var(--text-main);
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6, .brand-title, .section-title, .hero-title {
  font-family: var(--font-heading);
}

.mono, code {
  font-family: var(--font-mono);
}

/* Suite banner switcher */
.suite-nav-strip {
  background: var(--card-bg);
  border-bottom: 1px solid var(--card-border);
  padding: 0.6rem 1rem;
}
.suite-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.suite-nav-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.suite-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.suite-link-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-muted);
  background: var(--bg-page);
  border: 1px solid var(--card-border);
  transition: var(--transition);
}
.suite-link-item:hover {
  color: var(--primary);
  border-color: var(--primary);
}
.suite-link-item.active {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  font-weight: 700;
}

/* Tool main layout */
.tool-layout {
  max-width: 1240px;
  margin: 1.25rem auto 3rem;
  padding: 0 1rem;
  width: 100%;
}
.tool-with-sidebar {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  width: 100%;
}

/* Hero card */
.hero-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
  margin-bottom: 1.5rem;
}
.hero-header h1 {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 0.35rem;
}
.hero-tagline {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

/* Interactive Filter bar */
.filter-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--card-shadow);
  margin-bottom: 1.5rem;
}
.filter-search-box {
  position: relative;
  margin-bottom: 1rem;
}
.search-input {
  width: 100%;
  height: 44px;
  padding: 0 1rem 0 2.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  background: var(--bg-page);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}
.search-input:focus {
  border-color: var(--primary);
}
.search-icon-pos {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-subtle);
}

.chips-group-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.4rem;
}
.filter-chips-row {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
}
.chip-btn {
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--bg-page);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.chip-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.chip-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

/* Diagnostic cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
.diag-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}
.diag-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 10px 25px -4px rgba(0, 0, 0, 0.1);
}
.diag-card-head {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.diag-card-icon {
  font-size: 2rem;
  line-height: 1;
}
.diag-card-title-box {
  flex: 1;
  min-width: 0;
}
.diag-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.2rem;
  color: var(--text-main);
}
.diag-card-agent {
  font-size: 0.78rem;
  font-style: italic;
  color: var(--text-subtle);
  margin: 0;
}
.diag-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.diag-badge.hongo { background: var(--diag-purple-light); color: var(--diag-purple); }
.diag-badge.plaga { background: var(--diag-red-light); color: var(--diag-red); }
.diag-badge.carencia { background: var(--diag-amber-light); color: var(--diag-amber); }

.diag-symptom-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin: 0 0 1rem;
}
.diag-crops-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.crop-tag {
  font-size: 0.74rem;
  background: var(--bg-page);
  border: 1px solid var(--card-border);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}
.diag-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--card-border);
  font-size: 0.82rem;
}
.btn-details {
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}
.modal-overlay.open {
  display: flex;
}
.modal-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  padding: 1.5rem;
  position: relative;
}
.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.25rem;
}

/* Guide */
.seo-guide-section {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--card-shadow);
  margin-top: 2rem;
}
.seo-guide-section h2 {
  font-size: 1.35rem;
  margin-top: 1.5rem;
  margin-bottom: 0.6rem;
}
.seo-guide-section h2:first-of-type {
  margin-top: 0;
}
.seo-guide-section p, .seo-guide-section li {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 0.95rem;
}
.guide-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.88rem;
}
.guide-table th, .guide-table td {
  padding: 0.75rem;
  border: 1px solid var(--card-border);
  text-align: left;
}
.guide-table th {
  background: var(--bg-page);
  font-weight: 700;
}