:root {
  --bg: #0a0b0f;
  --bg-elevated: #111318;
  --surface: #15171d;
  --surface-hover: #1a1d24;
  --border: #23262e;
  --border-strong: #2e323c;
  --text: #f2f3f5;
  --text-muted: #9a9fad;
  --text-faint: #6b7080;
  --green: #34d399;
  --green-bg: rgba(52, 211, 153, 0.12);
  --yellow: #fbbf24;
  --yellow-bg: rgba(251, 191, 36, 0.12);
  --red: #f87171;
  --red-bg: rgba(248, 113, 113, 0.12);
  --gray: #8b93a5;
  --gray-bg: rgba(139, 147, 165, 0.12);
  --accent: #818cf8;
  --accent-strong: #6366f1;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  background: var(--bg);
  background-image: radial-gradient(circle at top, rgba(99, 102, 241, 0.08), transparent 60%);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Topbar */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10, 11, 15, 0.85);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
}

.logo-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(129, 140, 248, 0.15);
}

.page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.page-intro {
  animation: fadeSlideUp 0.35s ease both;
}

.page-intro h1 {
  font-size: 1.9rem;
  margin: 0 0 0.2rem;
  letter-spacing: -0.02em;
}

.page-intro .subtitle {
  color: var(--text-muted);
  margin: 0;
  font-size: 1rem;
}

/* Icons */

.icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.icon-sm {
  width: 15px;
  height: 15px;
  margin-top: 0.1rem;
}

.icon-lg {
  width: 40px;
  height: 40px;
  color: var(--text-faint);
  margin-bottom: 0.5rem;
}

.icon-warning {
  color: var(--yellow);
}

.icon-positive {
  color: var(--green);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent-strong);
  color: white;
}

.btn-primary:hover {
  background: #5457e0;
}

.btn-secondary {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}

.btn-secondary:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
}

/* Hero Sentinel Score */

.hero-score {
  margin-top: 1.75rem;
  background: linear-gradient(135deg, var(--surface), var(--bg-elevated));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 2.25rem;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  animation: fadeSlideUp 0.4s ease both;
  animation-delay: 0.05s;
}

.hero-score::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 15% 20%, rgba(129, 140, 248, 0.12), transparent 55%);
  pointer-events: none;
}

.hero-score-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 700;
}

.hero-score-value {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  margin: 0.4rem 0;
  letter-spacing: -0.03em;
}

.hero-score-max {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-left: 0.15rem;
}

.hero-score-message {
  color: var(--text-muted);
  margin: 0;
  font-size: 1rem;
  max-width: 640px;
  position: relative;
}

.hero-score.tier-healthy .hero-score-value {
  color: var(--green);
}

.hero-score.tier-warning .hero-score-value {
  color: var(--yellow);
}

.hero-score.tier-critical .hero-score-value {
  color: var(--red);
}

.hero-score.tier-unknown .hero-score-value {
  color: var(--gray);
}

/* Global stats grid */

.stats-grid {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  animation: fadeSlideUp 0.4s ease both;
  animation-delay: 0.1s;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.stat-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-top: 0.3rem;
}

.stat-card.tier-healthy .stat-value {
  color: var(--green);
}

.stat-card.tier-warning .stat-value {
  color: var(--yellow);
}

.stat-card.tier-critical .stat-value {
  color: var(--red);
}

.stat-card.tier-unknown .stat-value {
  color: var(--gray);
}

/* Toolbar / add domain */

.toolbar {
  margin-top: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.6rem;
  animation: fadeSlideUp 0.4s ease both;
  animation-delay: 0.15s;
}

.toolbar h2 {
  margin: 0 0 0.9rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 700;
}

.add-domain-form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.add-domain-form input[type="text"] {
  flex: 1;
  min-width: 220px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  transition: border-color 0.15s ease;
}

.add-domain-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.error-banner {
  background: var(--red-bg);
  border: 1px solid rgba(248, 113, 113, 0.4);
  color: #fecaca;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

/* Domains section */

.section-heading {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 2.25rem 0 1rem;
  font-weight: 700;
}

.cards-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.cards-grid > li {
  animation: fadeSlideUp 0.4s ease both;
}

.cards-grid > li:nth-child(2) {
  animation-delay: 0.05s;
}

.cards-grid > li:nth-child(3) {
  animation-delay: 0.1s;
}

.cards-grid > li:nth-child(n + 4) {
  animation-delay: 0.15s;
}

.domain-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  box-shadow: var(--shadow-card);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.domain-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.domain-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.domain-name {
  font-weight: 700;
  font-size: 1.05rem;
  overflow-wrap: anywhere;
}

.score-badge {
  font-weight: 800;
  font-size: 1.15rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  flex-shrink: 0;
  line-height: 1.2;
}

.score-badge-max {
  font-size: 0.7rem;
  font-weight: 600;
  opacity: 0.75;
}

.score-badge-lg {
  font-size: 1.6rem;
  padding: 0.4rem 1rem;
}

.score-badge.tier-healthy {
  background: var(--green-bg);
  color: var(--green);
}

.score-badge.tier-warning {
  background: var(--yellow-bg);
  color: var(--yellow);
}

.score-badge.tier-critical {
  background: var(--red-bg);
  color: var(--red);
}

.score-badge.tier-unknown {
  background: var(--gray-bg);
  color: var(--gray);
}

.status-pill {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

.status-pill.tier-healthy {
  background: var(--green-bg);
  color: var(--green);
}

.status-pill.tier-warning {
  background: var(--yellow-bg);
  color: var(--yellow);
}

.status-pill.tier-critical {
  background: var(--red-bg);
  color: var(--red);
}

.status-pill.tier-unknown {
  background: var(--gray-bg);
  color: var(--gray);
}

.domain-summary {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin: 0;
}

.domain-block h3 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  margin: 0 0 0.4rem;
  font-weight: 700;
}

.domain-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.domain-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text);
}

.domain-more {
  font-size: 0.78rem;
  color: var(--text-faint);
  margin: 0.3rem 0 0;
}

.domain-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: auto;
  padding-top: 0.4rem;
}

.domain-actions form {
  flex: 1;
}

.domain-actions .btn {
  width: 100%;
}

.empty-state {
  background: var(--surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

/* Report page */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
}

.back-link:hover {
  color: var(--text);
}

.report-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.report-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  font-size: 0.75rem;
  font-weight: 700;
  margin: 0 0 0.3rem;
}

.report-header h1 {
  margin: 0;
  font-size: 1.9rem;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}

.report-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.report-section {
  margin-top: 2rem;
  animation: fadeSlideUp 0.4s ease both;
}

.report-section h2 {
  font-size: 1.05rem;
  margin: 0 0 0.9rem;
}

.report-lead {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 760px;
  line-height: 1.6;
}

.report-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.1rem;
}

.report-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.3rem;
}

.report-card-icon {
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.report-card-icon .icon {
  width: 22px;
  height: 22px;
}

.report-card h3 {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
}

.report-card p {
  margin: 0.25rem 0;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.report-card p strong {
  color: var(--text);
}

.deductions-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.deductions-list li {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}

.deduction-points {
  font-weight: 800;
  color: var(--red);
  font-size: 1rem;
  min-width: 2.4rem;
}

.deductions-list strong {
  font-size: 0.9rem;
}

.deductions-list p {
  margin: 0.15rem 0 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.good-practices-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.good-practices-list li {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  font-size: 0.9rem;
}

.insights-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.insight-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gray);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.3rem;
}

.insight-card.priority-alta {
  border-left-color: var(--red);
}

.insight-card.priority-media {
  border-left-color: var(--yellow);
}

.insight-card.priority-baja {
  border-left-color: var(--gray);
}

.insight-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.insight-card-header strong {
  font-size: 0.98rem;
}

.priority-pill {
  margin-left: auto;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}

.priority-pill.priority-alta {
  background: var(--red-bg);
  color: var(--red);
}

.priority-pill.priority-media {
  background: var(--yellow-bg);
  color: var(--yellow);
}

.priority-pill.priority-baja {
  background: var(--gray-bg);
  color: var(--gray);
}

.insight-card p {
  margin: 0.4rem 0;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.insight-recommendation strong {
  color: var(--text);
}

.insight-meta {
  display: flex;
  gap: 1rem;
  margin-top: 0.6rem;
  font-size: 0.78rem;
  color: var(--text-faint);
}

.insight-meta span {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.empty-inline {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.report-section-eyebrow {
  margin: 0 0 0.6rem;
}

/* Estado general banner */

.status-banner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gray);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.4rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.status-banner p {
  margin: 0;
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.55;
}

.status-banner-meta {
  color: var(--text-faint) !important;
  font-size: 0.82rem !important;
}

.status-banner-healthy {
  border-left-color: var(--green);
}

.status-banner-warning {
  border-left-color: var(--yellow);
}

.status-banner-critical {
  border-left-color: var(--red);
}

.status-banner-unknown {
  border-left-color: var(--gray);
}

/* Score breakdown */

.breakdown-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.1rem;
}

.breakdown-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.breakdown-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.breakdown-label {
  font-weight: 700;
  font-size: 0.9rem;
}

.breakdown-status {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}

.breakdown-status-excellent {
  background: var(--green-bg);
  color: var(--green);
}

.breakdown-status-good {
  background: var(--green-bg);
  color: var(--green);
}

.breakdown-status-poor {
  background: var(--yellow-bg);
  color: var(--yellow);
}

.breakdown-status-critical {
  background: var(--red-bg);
  color: var(--red);
}

.breakdown-status-unknown {
  background: var(--gray-bg);
  color: var(--gray);
}

.breakdown-bar {
  height: 8px;
  border-radius: 999px;
  background: var(--bg-elevated);
  overflow: hidden;
}

.breakdown-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.4s ease;
}

.breakdown-fill-excellent,
.breakdown-fill-good {
  background: var(--green);
}

.breakdown-fill-poor {
  background: var(--yellow);
}

.breakdown-fill-critical {
  background: var(--red);
}

.breakdown-fill-unknown {
  background: var(--gray);
}

.breakdown-points {
  color: var(--text-faint);
  font-size: 0.78rem;
}

/* Recommendation card extras */

.impact-pill {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}

.impact-pill.impact-alto {
  background: var(--red-bg);
  color: var(--red);
}

.impact-pill.impact-medio {
  background: var(--yellow-bg);
  color: var(--yellow);
}

.impact-pill.impact-bajo {
  background: var(--gray-bg);
  color: var(--gray);
}

.gain-pill {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(129, 140, 248, 0.12);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}

/* Next steps */

.next-steps-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  counter-reset: step;
}

.next-steps-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  font-size: 0.9rem;
  color: var(--text);
}

.next-steps-list .icon {
  color: var(--accent);
  margin-top: 0.15rem;
}

@media (max-width: 640px) {
  .page {
    padding: 1.25rem 1rem 3rem;
  }

  .topbar {
    padding: 0.9rem 1.25rem;
  }

  .hero-score {
    padding: 1.5rem 1.25rem;
  }

  .hero-score-value {
    font-size: 3rem;
  }

  .report-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .report-header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .add-domain-form {
    flex-direction: column;
  }

  .add-domain-form input[type="text"] {
    min-width: 0;
  }

  .domain-actions {
    flex-direction: column;
  }
}