/* ============================================================
   kantero — landing page
   paleta: terracota #D85A30 · brita #EF9F27 · barro #4A1B0C
           areia #F1EFE8 · grafite #2C2C2A
   semânticas: concluído #639922 · pendente #BA7517
               atrasado #E24B4A · informativo #378ADD
   ============================================================ */

:root {
  --terracota: #D85A30;
  --terracota-escuro: #B94A26;
  --brita: #EF9F27;
  --barro: #4A1B0C;
  --areia: #F1EFE8;
  --grafite: #2C2C2A;

  --concluido: #639922;
  --pendente: #BA7517;
  --atrasado: #E24B4A;
  --informativo: #378ADD;

  --branco: #FFFDF9;
  --cinza-suave: #6E6A63;
  --borda: rgba(44, 44, 42, 0.1);

  --fonte-titulo: 'Sora', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --fonte-texto: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --raio: 16px;
  --raio-lg: 24px;
  --sombra: 0 8px 30px rgba(44, 44, 42, 0.08);
  --sombra-forte: 0 16px 48px rgba(44, 44, 42, 0.14);
  --largura-max: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fonte-texto);
  background: var(--areia);
  color: var(--grafite);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--largura-max);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--fonte-titulo);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  text-align: center;
}

.section-lead {
  text-align: center;
  color: var(--cinza-suave);
  font-size: 1.125rem;
  max-width: 560px;
  margin: 16px auto 0;
}

section { padding: 96px 0; }

/* ---------- botões ---------- */

.btn {
  display: inline-block;
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  padding: 16px 32px;
  border-radius: 999px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--terracota);
  color: var(--branco);
  box-shadow: 0 6px 20px rgba(216, 90, 48, 0.35);
}
.btn-primary:hover { background: var(--terracota-escuro); }

.btn-ghost {
  color: var(--grafite);
  border: 2px solid var(--borda);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--grafite); }

.btn-amber {
  background: var(--brita);
  color: var(--barro);
  box-shadow: 0 6px 24px rgba(239, 159, 39, 0.4);
}
.btn-amber:hover { background: #f7ad3d; }

.btn-sm { padding: 10px 22px; font-size: 0.9rem; }

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(241, 239, 232, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borda);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--grafite);
}

.brand-mark { width: 30px; height: auto; }

.brand-name {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.header-nav {
  display: flex;
  gap: 28px;
}

.header-nav a {
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--grafite);
  text-decoration: none;
  opacity: 0.75;
  transition: opacity 0.15s ease;
}
.header-nav a:hover { opacity: 1; }

/* ---------- hero ---------- */

.hero { padding: 80px 0 110px; overflow: hidden; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--terracota);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
}

.hero h1 em {
  font-style: normal;
  color: var(--terracota);
}

.lead {
  font-size: 1.2rem;
  color: var(--cinza-suave);
  margin: 24px 0 32px;
  max-width: 520px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-note {
  margin-top: 18px;
  font-size: 0.9rem;
  color: var(--cinza-suave);
}

/* ---------- hero: mockups ---------- */

.hero-visual {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
}

.mock {
  background: var(--branco);
  border-radius: var(--raio-lg);
  box-shadow: var(--sombra-forte);
  overflow: hidden;
  border: 1px solid var(--borda);
}

.chat-mock { transform: rotate(-2deg); }
.app-mock  { transform: rotate(2deg); }

.mock-titlebar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--barro);
  color: var(--areia);
}

.mock-titlebar strong {
  font-family: var(--fonte-titulo);
  font-size: 0.85rem;
  display: block;
  line-height: 1.2;
}

.mock-titlebar small {
  font-size: 0.7rem;
  opacity: 0.7;
  display: block;
}

.mock-avatar {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--terracota);
  color: var(--branco);
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 0.85rem;
  display: grid;
  place-items: center;
}

.app-titlebar { flex-direction: column; align-items: flex-start; gap: 2px; }

.chat-body {
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #EFE7DC;
}

.chat-msg {
  max-width: 90%;
  padding: 9px 12px;
  border-radius: 12px;
  font-size: 0.8rem;
  line-height: 1.4;
  box-shadow: 0 1px 2px rgba(44, 44, 42, 0.1);
}

.chat-msg.out {
  align-self: flex-end;
  background: #DCF3C8;
  border-bottom-right-radius: 4px;
}

.chat-msg.in {
  align-self: flex-start;
  background: var(--branco);
  border-bottom-left-radius: 4px;
}

.chat-audio {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 65%;
}

.audio-play {
  font-size: 0.7rem;
  color: var(--grafite);
  opacity: 0.7;
}

.audio-wave {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}

.audio-wave i {
  width: 3px;
  border-radius: 2px;
  background: rgba(44, 44, 42, 0.45);
  height: 6px;
}

.audio-wave i:nth-child(2n) { height: 12px; }
.audio-wave i:nth-child(3n) { height: 9px; }
.audio-wave i:nth-child(5n) { height: 14px; }

.audio-time { font-size: 0.65rem; color: var(--cinza-suave); }

.chat-photo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.photo-thumb {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: 8px;
  background:
    linear-gradient(135deg, var(--brita) 0%, var(--terracota) 60%, var(--barro) 100%);
}

.flow-arrow {
  color: var(--terracota);
  width: 40px;
}

.flow-arrow svg { width: 100%; height: auto; }

/* ---------- hero: timeline do app ---------- */

.timeline { padding: 14px; }

.timeline-day {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cinza-suave);
  margin: 10px 0 8px;
}

.timeline-day:first-child { margin-top: 0; }

.entry {
  background: var(--areia);
  border: 1px solid var(--borda);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 8px;
}

.entry p { font-size: 0.8rem; line-height: 1.4; margin-top: 5px; }

.tag {
  display: inline-block;
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--branco);
  padding: 3px 9px;
  border-radius: 999px;
}

.tag-concluido   { background: var(--concluido); }
.tag-pendente    { background: var(--pendente); }
.tag-atrasado    { background: var(--atrasado); }
.tag-informativo { background: var(--informativo); }

/* ---------- header: ações ---------- */

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ---------- faixa de prova social ---------- */

.stats {
  background: var(--terracota);
  padding: 44px 0;
}

.stats-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}

.stat strong {
  display: block;
  font-family: var(--fonte-titulo);
  font-weight: 800;
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  line-height: 1.1;
  color: var(--branco);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  display: block;
  margin-top: 6px;
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 0.95rem;
  color: rgba(255, 253, 249, 0.85);
}

/* ---------- problema ---------- */

.problema { background: var(--branco); }

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.card {
  background: var(--areia);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 32px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra);
}

.recursos .card,
.como-funciona .step { background: var(--branco); }

.icon-badge {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}

.icon-badge svg { width: 26px; height: 26px; }

.icon-badge--muted      { background: rgba(44, 44, 42, 0.08); color: var(--grafite); }
.icon-badge--terracota  { background: rgba(216, 90, 48, 0.12); color: var(--terracota); }
.icon-badge--brita      { background: rgba(239, 159, 39, 0.18); color: #B97314; }
.icon-badge--informativo{ background: rgba(55, 138, 221, 0.12); color: var(--informativo); }

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.card p { color: var(--cinza-suave); font-size: 0.98rem; }

/* ---------- como funciona ---------- */

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
  counter-reset: passo;
}

.step {
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 28px 24px;
  position: relative;
}

.step-num {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--terracota);
  color: var(--branco);
  font-family: var(--fonte-titulo);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 18px;
}

.step h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }

.step p { color: var(--cinza-suave); font-size: 0.92rem; }

.categorias { margin-top: 48px; text-align: center; }

.categorias-label {
  font-family: var(--fonte-titulo);
  font-weight: 600;
  color: var(--cinza-suave);
  margin-bottom: 18px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.chip {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 9px 18px;
  border-radius: 999px;
  color: var(--branco);
}

.chip-concluido   { background: var(--concluido); }
.chip-pendente    { background: var(--pendente); }
.chip-atrasado    { background: var(--atrasado); }
.chip-informativo { background: var(--informativo); }
.chip-clima       { background: var(--grafite); }

/* ---------- recursos ---------- */

.recursos { background: var(--branco); }

/* ---------- planos ---------- */

/* sai do branco de "recursos" e desliga na areia do faq */
.planos { background: linear-gradient(180deg, var(--branco) 0%, var(--areia) 60%); }

.planos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: start;
  gap: 24px;
  margin-top: 56px;
}

.plano {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--raio-lg);
  padding: 32px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.plano:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra);
}

/* o plano recomendado sobe um degrau e ganha a moldura terracota */
.plano--destaque {
  border: 2px solid var(--terracota);
  box-shadow: var(--sombra);
  padding-top: 40px;
}

.plano-selo {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--branco);
  background: var(--terracota);
  border-radius: 999px;
  padding: 6px 16px;
  box-shadow: 0 4px 14px rgba(216, 90, 48, 0.35);
}

.plano h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.plano-desc {
  color: var(--cinza-suave);
  font-size: 0.92rem;
  margin-top: 6px;
  min-height: 44px;
}

.plano-preco {
  font-family: var(--fonte-titulo);
  font-weight: 800;
  font-size: 2.6rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--barro);
  margin: 20px 0 24px;
}

.plano-moeda {
  font-size: 1.1rem;
  font-weight: 700;
  vertical-align: 0.7rem;
  margin-right: 4px;
}

.plano-centavos { font-size: 1.4rem; }

.plano-periodo {
  font-family: var(--fonte-texto);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--cinza-suave);
  margin-left: 4px;
}

.plano-preco--consulta {
  font-size: 1.75rem;
  color: var(--grafite);
}

.btn-bloco {
  display: block;
  text-align: center;
  padding: 13px 22px;
  font-size: 0.95rem;
}

.plano-itens {
  list-style: none;
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  gap: 11px;
  flex: 1;
}

.plano-itens li {
  position: relative;
  padding-left: 28px;
  font-size: 0.94rem;
  color: var(--grafite);
}

.plano-itens li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 1px;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--concluido);
  background: rgba(99, 153, 34, 0.14);
  border-radius: 50%;
}

.plano-extra {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--borda);
  font-size: 0.85rem;
  color: var(--cinza-suave);
}

.planos-nota {
  text-align: center;
  max-width: 560px;
  margin: 40px auto 0;
  font-size: 0.92rem;
  color: var(--cinza-suave);
}

/* ---------- faq ---------- */

.faq-inner { max-width: 720px; }

.faq h2 { margin-bottom: 48px; }

.faq details {
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 20px 24px;
  margin-bottom: 12px;
}

.faq summary {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 32px;
}

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

.faq summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--terracota);
  transition: transform 0.2s ease;
}

.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }

.faq details p {
  margin-top: 14px;
  color: var(--cinza-suave);
}

/* ---------- cta final ---------- */

.cta-final {
  background: var(--barro);
  color: var(--areia);
  padding: 110px 0;
}

.cta-final-inner {
  text-align: center;
  max-width: 640px;
}

.cta-mark {
  width: 52px;
  height: auto;
  margin-bottom: 28px;
}

.cta-final h2 { color: var(--areia); }

.cta-final p {
  margin: 18px auto 36px;
  font-size: 1.15rem;
  opacity: 0.85;
  max-width: 440px;
}

/* ---------- footer ---------- */

.site-footer {
  background: var(--grafite);
  color: var(--areia);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.site-footer .brand { color: var(--areia); }

.footer-tagline {
  font-family: var(--fonte-titulo);
  font-size: 0.95rem;
  opacity: 0.8;
}

.footer-legal {
  font-size: 0.8rem;
  opacity: 0.5;
  margin-top: 16px;
}

/* ---------- páginas de login / cadastro (mock) ---------- */

.auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.auth-wrap {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.auth-brand .brand-mark { width: 36px; }

.auth-card {
  width: 100%;
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--raio-lg);
  box-shadow: var(--sombra);
  padding: 36px 32px;
}

.auth-card h1 {
  font-size: 1.7rem;
  font-weight: 800;
}

.auth-sub {
  color: var(--cinza-suave);
  font-size: 0.95rem;
  margin: 8px 0 26px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-form label span {
  display: block;
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.auth-form input {
  width: 100%;
  font-family: var(--fonte-texto);
  font-size: 1rem;
  color: var(--grafite);
  background: var(--areia);
  border: 1px solid var(--borda);
  border-radius: 12px;
  padding: 13px 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.auth-form input:focus {
  outline: none;
  border-color: var(--terracota);
  box-shadow: 0 0 0 3px rgba(216, 90, 48, 0.15);
}

.auth-form input::placeholder { color: #A9A49B; }

.auth-submit {
  border: none;
  cursor: pointer;
  width: 100%;
  margin-top: 6px;
}

.auth-link {
  color: var(--terracota);
  font-weight: 600;
  text-decoration: none;
}

.auth-link:hover { text-decoration: underline; }

.auth-forgot {
  font-size: 0.85rem;
  align-self: flex-end;
  margin-top: -6px;
}

.auth-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(239, 159, 39, 0.14);
  border: 1px solid rgba(239, 159, 39, 0.4);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--barro);
}

.notice-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 1px;
  color: #B97314;
}

.auth-alt {
  text-align: center;
  font-size: 0.92rem;
  color: var(--cinza-suave);
  margin-top: 22px;
}

.auth-back {
  font-family: var(--fonte-titulo);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--cinza-suave);
  text-decoration: none;
}

.auth-back:hover { color: var(--grafite); }

/* ---------- animação de entrada ---------- */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.chat-mock.reveal.visible { transform: rotate(-2deg); }
.app-mock.reveal.visible  { transform: rotate(2deg); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- responsivo ---------- */

@media (max-width: 960px) {
  section { padding: 72px 0; }

  .hero { padding: 56px 0 80px; }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .lead { max-width: none; }

  .cards-3 { grid-template-columns: 1fr; }

  .planos-grid { grid-template-columns: 1fr; }

  /* sem colunas lado a lado o alinhamento forçado da descrição não serve */
  .plano-desc { min-height: 0; }

  .plano--destaque { margin-top: 12px; }

  .steps { grid-template-columns: repeat(2, 1fr); }

  .header-nav { display: none; }
}

@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }

  .stats-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .btn-sm { padding: 9px 14px; font-size: 0.85rem; }

  .brand-name { font-size: 1.2rem; }

  .auth-card { padding: 28px 22px; }

  .hero-visual {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .flow-arrow { transform: rotate(90deg); width: 32px; }

  .chat-mock, .app-mock { width: 100%; max-width: 340px; }

  .cta-row .btn { width: 100%; text-align: center; }
}