/* =========================================================
   MedFinanças — estilos globais
   Mobile-first, editorial, sóbrio. Serifa nos títulos,
   hairlines em vez de sombras, uma única cor de ação.
   ========================================================= */

:root {
  color-scheme: light;

  /* Superfícies — papel quente, cartão branco puro por cima */
  --paper: #faf8f4;
  --surface: #ffffff;

  /* Texto — tinta quente, não preto puro */
  --ink: #1b1a15;
  --ink-secondary: #55534a;
  --ink-muted: #8f8c7d;

  /* Ação — verde profundo (finanças/crescimento), sem azul de SaaS */
  --accent: #1c4b3a;
  --accent-dark: #123527;
  --accent-tint: #eaf0ec;

  /* Realce editorial, usado com parcimônia */
  --gold: #96703c;

  /* Séries do gráfico (paleta categórica validada) */
  --series-investido: #2a78d6;
  --series-rendimento: #1baf7a;

  /* Estrutura */
  --border: rgba(27, 26, 21, 0.14);
  --border-soft: rgba(27, 26, 21, 0.08);
  --radius: 8px;
  --radius-card: 10px;

  --font-serif: Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --max-width: 640px;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

h1, h2, h3, p, dl, dd {
  margin: 0;
}

/* ---------- Cabeçalho ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(250, 248, 244, 0.88);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border-soft);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--ink);
}

.logo__accent {
  color: var(--accent);
  font-style: italic;
}

.logo-mark rect {
  fill: var(--ink);
}

.logo-mark polyline {
  fill: none;
  stroke: var(--paper);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.logo-mark circle {
  fill: var(--paper);
}

.site-nav {
  display: flex;
  gap: 18px;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink-secondary);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---------- Layout ---------- */

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 20px 64px;
}

section + section {
  margin-top: 44px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.kicker::before {
  content: "";
  width: 20px;
  height: 2px;
  background: var(--gold);
  display: inline-block;
}

h1 {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-top: 10px;
}

h2 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.lede {
  margin-top: 14px;
  font-size: 1.02rem;
  color: var(--ink-secondary);
}

/* ---------- Botões ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 14px 22px;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  width: 100%;
}

.btn--primary {
  background: var(--accent);
  color: #ffffff;
}

.btn--primary:hover {
  background: var(--accent-dark);
}

.btn--primary:active {
  transform: scale(0.99);
}

/* ---------- Cartões ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 22px;
}

/* ---------- Lista de ferramentas (home) ---------- */

.tool-list {
  margin-top: 18px;
  border-top: 1px solid var(--border-soft);
}

.tool-item {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 22px 2px;
  border-bottom: 1px solid var(--border-soft);
}

.tool-item__status {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.tool-item__status--live {
  color: var(--accent);
}

.tool-item__title {
  margin-top: 8px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

.tool-item:hover .tool-item__title {
  color: var(--accent);
}

.tool-item__desc {
  margin-top: 5px;
  font-size: 0.92rem;
  color: var(--ink-secondary);
}

.tool-item__cta {
  margin-top: 12px;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--accent);
}

.tool-item--soon {
  opacity: 0.55;
}

/* ---------- Lista editorial numerada ("por que existe") ---------- */

.manifesto {
  margin-top: 18px;
  border-top: 1px solid var(--border-soft);
}

.manifesto__item {
  display: flex;
  gap: 18px;
  padding: 20px 2px;
  border-bottom: 1px solid var(--border-soft);
}

.manifesto__num {
  flex: none;
  width: 2.2ch;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--ink-muted);
}

.manifesto__text {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--ink-secondary);
  padding-top: 2px;
}

/* ---------- Formulário da calculadora ---------- */

.calc-form {
  margin-top: 20px;
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
}

.field .hint {
  font-size: 0.78rem;
  color: var(--ink-muted);
  font-weight: 400;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrap__prefix,
.input-wrap__suffix {
  position: absolute;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-muted);
  pointer-events: none;
}

.input-wrap__prefix {
  left: 14px;
}

.input-wrap__suffix {
  right: 14px;
}

.field input {
  width: 100%;
  font-size: 1.05rem;
  font-family: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 14px;
  -moz-appearance: textfield;
}

.field input.has-prefix {
  padding-left: 34px;
}

.field input.has-suffix {
  padding-right: 34px;
}

.field input::-webkit-outer-spin-button,
.field input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-tint);
}

.form-error {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid rgba(179, 38, 30, 0.35);
  background: rgba(179, 38, 30, 0.07);
  color: #7a231d;
  font-size: 0.86rem;
  line-height: 1.5;
}

.form-error strong {
  color: #5c1a15;
}

.form-error__list {
  margin: 6px 0 0;
  padding-left: 18px;
}

.form-error__list li {
  margin-top: 3px;
}

/* ---------- Resultados ---------- */

.results {
  margin-top: 32px;
  display: none;
}

.results.is-visible {
  display: block;
}

.result-hero {
  padding-top: 18px;
  border-top: 2px solid var(--ink);
}

.result-hero__label {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.result-hero__value {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 2.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: proportional-nums;
}

.result-list {
  margin-top: 22px;
}

.result-list__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border-soft);
}

.result-list dt {
  font-size: 0.88rem;
  color: var(--ink-secondary);
}

.result-list dd {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ---------- Gráfico ---------- */

.chart-card {
  margin-top: 24px;
  padding: 20px 18px 10px;
}

.chart-card h3 {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}

.chart-legend {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-bottom: 6px;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  flex: none;
}

.dot--investido {
  background: var(--series-investido);
}

.dot--rendimento {
  background: var(--series-rendimento);
}

.chart-svg {
  width: 100%;
  height: auto;
  touch-action: pan-y;
}

.chart-readout {
  margin-top: 10px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--paper);
  border: 1px solid var(--border-soft);
  font-size: 0.86rem;
}

.chart-readout__year {
  font-weight: 700;
  color: var(--ink);
}

.chart-readout__row {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  color: var(--ink-secondary);
}

.chart-readout__row strong {
  color: var(--ink);
  font-weight: 700;
}

.chart-table-toggle {
  margin-top: 14px;
}

.chart-table-toggle summary {
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--accent);
  padding: 4px 0;
}

.table-wrap {
  margin-top: 10px;
  overflow-x: auto;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}

table.evolution-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

table.evolution-table th,
table.evolution-table td {
  text-align: right;
  padding: 8px 10px;
  white-space: nowrap;
  border-bottom: 1px solid var(--border-soft);
}

table.evolution-table th:first-child,
table.evolution-table td:first-child {
  text-align: left;
}

table.evolution-table thead th {
  color: var(--ink-secondary);
  font-weight: 700;
  background: var(--paper);
}

/* ---------- Aviso legal ---------- */

.disclaimer {
  margin-top: 28px;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--gold);
}

.disclaimer__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
}

.disclaimer__text {
  margin-top: 6px;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--ink-secondary);
}

/* ---------- Rodapé ---------- */

.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 26px 20px 44px;
  text-align: center;
}

.site-footer p {
  font-size: 0.78rem;
  color: var(--ink-muted);
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ---------- Telas maiores ---------- */

@media (min-width: 560px) {
  h1 {
    font-size: 2.3rem;
  }

  .btn {
    width: auto;
  }
}