:root {
  --bg-main: #1b2219;
  --bg-accent: #2b3825;
  --bg-card: #2f3b2a;
  --bg-card-2: #3a4431;
  --border: #4a5b3c;
  --text: #f4f1e9;
  --text-muted: #c8c2b5;
  --accent: #9bd66a;
  --accent-strong: #73c43c;
  --accent-warm: #c48a3a;
  --accent-ochre: #b56b2a;
  --danger: #d9653a;
  --warning: #d9a93a;
  --shadow: 0 18px 40px rgba(13, 16, 11, 0.35);
  --radius: 18px;
  --font-display: "Fraunces", serif;
  --font-body: "Space Grotesk", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: radial-gradient(circle at top, #2d3a27 0%, var(--bg-main) 55%)
    fixed;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  max-width: 1140px;
  margin: 0 auto;
  padding: 28px 20px 48px;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-header {
  margin-bottom: 30px;
}

.site-footer {
  margin-top: 38px;
  color: var(--text-muted);
  font-size: 13px;
}

.site-footer .footer-links {
  display: flex;
  gap: 12px;
}

.site-footer .footer-links a {
  color: var(--text-muted);
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(60, 70, 48, 0.5);
  transition: transform 120ms ease, background 120ms ease;
}

.site-footer .footer-links span {
  color: var(--text-muted);
}

.site-footer .footer-links a:hover {
  transform: translateY(-1px);
  background: rgba(108, 123, 85, 0.6);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-icon svg {
  width: 18px;
  height: 18px;
  stroke: #1b2219;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.5px;
}

.site-nav {
  display: flex;
  gap: 14px;
}

.site-nav a {
  color: var(--text-muted);
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(60, 70, 48, 0.5);
  transition: transform 120ms ease, background 120ms ease;
}

.site-nav a:hover {
  transform: translateY(-1px);
  background: rgba(108, 123, 85, 0.6);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
  gap: 24px;
  margin-bottom: 28px;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 12px;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  margin: 0 0 12px;
}

h1 {
  font-size: clamp(28px, 4vw, 40px);
}

h2 {
  font-size: 22px;
}

h3 {
  font-size: 18px;
}

.lead {
  color: var(--text-muted);
  font-size: 16px;
  max-width: 520px;
}

.hero-card {
  background: linear-gradient(180deg, rgba(72, 90, 56, 0.9), rgba(43, 54, 34, 0.9));
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid rgba(141, 157, 103, 0.4);
  box-shadow: var(--shadow);
}

.hero-pill {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(155, 214, 106, 0.18);
  border-radius: 999px;
  color: var(--accent);
  font-size: 12px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 50px rgba(13, 16, 11, 0.45);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

label {
  color: var(--text-muted);
  font-size: 13px;
}

input,
select {
  background: var(--bg-card-2);
  border: 1px solid transparent;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--text);
  font-size: 15px;
  transition: border 120ms ease, box-shadow 120ms ease;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(155, 214, 106, 0.2);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
}

.income-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
  align-items: end;
  margin-bottom: 8px;
}

.income-row .currency-row {
  grid-column: 1 / -1;
  justify-self: end;
  width: min(180px, 100%);
}

.currency-select {
  width: 100%;
}

.accordion {
  display: grid;
  gap: 14px;
  margin-bottom: 18px;
}

.accordion-item {
  border: 1px solid rgba(90, 110, 70, 0.6);
  border-radius: 16px;
  background: rgba(40, 50, 32, 0.6);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.accordion-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
}

.accordion-item summary::-webkit-details-marker {
  display: none;
}

.accordion-item summary::marker {
  content: "";
}

.accordion-item summary::after {
  content: "";
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text);
  border-bottom: 2px solid var(--text);
  transform: rotate(45deg);
  transition: transform 120ms ease, border-color 120ms ease;
}

.accordion-item[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--accent);
}

.accordion-panel {
  padding: 4px 18px 10px;
}

.accordion-item[open] summary {
  color: var(--accent);
}

.accordion-item summary:focus-visible {
  outline: 2px solid rgba(155, 214, 106, 0.6);
  outline-offset: 4px;
  border-radius: 12px;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.toggle input {
  width: 16px;
  height: 16px;
}

.hint {
  font-size: 12px;
  color: var(--text-muted);
}

.actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.btn {
  padding: 10px 18px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #1b2219;
  font-weight: 600;
  cursor: pointer;
  transition: transform 120ms ease, filter 120ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.btn.secondary {
  background: transparent;
  border: 1px solid rgba(155, 214, 106, 0.5);
  color: var(--text);
}

.results-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.metric {
  background: rgba(40, 50, 32, 0.6);
  border-radius: 14px;
  padding: 14px;
  border: 1px solid rgba(90, 110, 70, 0.5);
}

.metric span {
  color: var(--text-muted);
  font-size: 13px;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 20px;
}

.bars {
  margin-top: 20px;
}

.bars-list {
  display: grid;
  gap: 10px;
}

.bar-item {
  display: grid;
  grid-template-columns: 130px 1fr 80px;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}

.bar-track {
  background: rgba(35, 40, 28, 0.6);
  border-radius: 999px;
  overflow: hidden;
  height: 10px;
}

.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-warm), var(--accent));
  width: 0%;
  transition: width 160ms ease;
}

.diagnosis-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.badge {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(200, 162, 80, 0.2);
  color: var(--accent-warm);
}

.badge.sano {
  background: rgba(155, 214, 106, 0.2);
  color: var(--accent);
}

.badge.ajustado {
  background: rgba(217, 169, 58, 0.2);
  color: var(--warning);
}

.badge.critico {
  background: rgba(217, 101, 58, 0.2);
  color: var(--danger);
}

.diagnosis-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
  color: var(--text-muted);
}

.list li {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(40, 50, 32, 0.6);
  border: 1px solid rgba(88, 110, 70, 0.4);
}

.muted {
  color: var(--text-muted);
}

.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.faq-card {
  max-width: 900px;
  margin: 0 auto;
}

.faq-title {
  text-align: center;
  margin-bottom: 22px;
}

.faq-list {
  display: grid;
  gap: 14px;
  margin-bottom: 20px;
}

.faq-item {
  border: 1px solid rgba(90, 110, 70, 0.5);
  border-radius: 16px;
  background: rgba(40, 50, 32, 0.6);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text);
  font-size: 15px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::marker {
  content: "";
}

.faq-item[open] summary {
  color: var(--accent-warm);
  padding-bottom: 8px;
}

.faq-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(155, 214, 106, 0.6);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: var(--accent);
  font-weight: 600;
}

.faq-item[open] .faq-toggle {
  border-color: rgba(196, 138, 58, 0.8);
  color: var(--accent-warm);
}

.faq-toggle::before {
  content: "+";
}

.faq-item[open] .faq-toggle::before {
  content: "-";
}

.faq-answer {
  padding: 0 18px 16px;
  color: var(--text-muted);
  line-height: 1.6;
}

.faq-item summary:focus-visible {
  outline: 2px solid rgba(155, 214, 106, 0.6);
  outline-offset: 4px;
  border-radius: 12px;
}

.tips-card {
  max-width: 900px;
  margin: 0 auto;
}

.tips-intro {
  max-width: 720px;
}

.tips-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  display: grid;
  gap: 12px;
  color: var(--text-muted);
}

.tips-list li {
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(40, 50, 32, 0.6);
  border: 1px solid rgba(88, 110, 70, 0.4);
}

.tips-invite {
  margin-top: 18px;
}

.tips-form {
  margin-top: 16px;
}

.form-feedback {
  min-height: 20px;
  margin-bottom: 10px;
}

.feedback-error {
  color: var(--danger);
  font-size: 13px;
}

.legal .card {
  max-width: 720px;
  margin: 0 auto;
}

.legal p {
  color: var(--text-muted);
  line-height: 1.6;
}

.overlay[hidden] {
  display: none;
}

.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(10, 12, 9, 0.75);
  z-index: 1000;
}

.overlay-backdrop {
  position: absolute;
  inset: 0;
}

.overlay-panel {
  position: relative;
  width: min(760px, 100%);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 24px 24px;
  z-index: 1;
  max-height: min(80vh, 720px);
  overflow: auto;
}

.overlay-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(60, 70, 48, 0.6);
  color: var(--text);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.overlay-close:hover {
  background: rgba(108, 123, 85, 0.6);
}

.overlay-title {
  margin: 0 40px 12px 0;
  font-size: 22px;
  font-family: var(--font-display);
}

.overlay-body p {
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 12px;
}

.overlay-body p:last-child {
  margin-bottom: 0;
}

body.overlay-open {
  overflow: hidden;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .metrics {
    grid-template-columns: 1fr;
  }
  .bar-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .diagnosis-grid {
    grid-template-columns: 1fr;
  }
  .cta {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 360px) {
  .page {
    padding: 20px 12px 32px;
  }
  .card {
    padding: 18px;
  }
  .accordion-item summary {
    padding: 14px 14px;
    font-size: 15px;
  }
  .income-row {
    gap: 10px 12px;
  }
  .income-row .currency-row {
    width: min(160px, 100%);
  }
  .toggle-row {
    flex-wrap: wrap;
    gap: 8px;
  }
  .toggle-row .hint {
    flex-basis: 100%;
  }
  .actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    width: 100%;
  }
}

@media (max-width: 320px) {
  .page {
    padding: 18px 10px 28px;
  }
  .card {
    padding: 16px;
  }
  .accordion-item {
    border-radius: 14px;
  }
  .accordion-item summary {
    padding: 12px;
    font-size: 14px;
    gap: 10px;
    flex-wrap: wrap;
    min-width: 0;
  }
  .accordion-item summary::after {
    margin-left: auto;
  }
  .accordion-panel {
    padding: 4px 12px 10px;
  }
  .form-row {
    margin-bottom: 12px;
  }
  .income-row {
    gap: 10px 12px;
  }
  .income-row .currency-row {
    width: min(150px, 100%);
  }
  .toggle-row {
    flex-wrap: wrap;
    gap: 8px;
  }
  .toggle-row .hint {
    flex-basis: 100%;
  }
}