/* ===== d'Arc — Estética Avançada — design tokens ===== */
:root {
  --areia: #F5F0E8;
  --areia-escura: #ECE4D4;
  --oliva: #4A5D4E;
  --oliva-escuro: #333F35;
  --oliva-claro: #7A8C7C;
  --terracota: #C4907A;
  --latao: #9C7A3C;
  --carvao: #2B2E2A;
  --branco: #FFFFFF;
  --linha: rgba(43, 46, 42, 0.14);

  --font-display: 'Lora', Georgia, serif;
  --font-body: 'Figtree', -apple-system, sans-serif;

  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--areia);
  color: var(--carvao);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--oliva-escuro);
  font-weight: 600;
  line-height: 1.18;
  margin: 0;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 500; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 500; }
h3 { font-size: 1.3rem; font-weight: 600; }

p { margin: 0 0 1.1em; max-width: 62ch; }
p.lede { font-size: 1.15rem; color: var(--oliva-escuro); max-width: 52ch; }

a { color: inherit; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }

/* ===== Header ===== */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(245, 240, 232, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--linha);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px; max-width: var(--container); margin: 0 auto;
}
.wordmark {
  font-family: var(--font-display); font-size: 1.5rem; color: var(--oliva-escuro);
  text-decoration: none; display: flex; align-items: center; gap: 8px;
}
.wordmark svg { width: 20px; height: 20px; }
nav.links { display: flex; align-items: center; gap: 34px; }
nav.links a {
  text-decoration: none; color: var(--oliva-escuro); font-size: 0.96rem;
  position: relative; padding: 4px 0;
}
nav.links a:hover { color: var(--oliva); }
nav.links a.current { color: var(--oliva); }
nav.links a.current::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px; background: var(--terracota);
}
.btn-wpp {
  background: var(--oliva); color: var(--areia); text-decoration: none;
  padding: 11px 22px; border-radius: 3px; font-size: 0.94rem;
  border: 1px solid var(--oliva); transition: background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn-wpp:hover { background: var(--oliva-escuro); }
.btn-outline {
  display: inline-block; text-decoration: none; color: var(--oliva-escuro);
  border: 1px solid var(--oliva-escuro); padding: 10px 22px; border-radius: 3px; font-size: 0.94rem;
  transition: background .18s ease, color .18s ease;
}
.btn-outline:hover { background: var(--oliva-escuro); color: var(--areia); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 1.5px; background: var(--oliva-escuro); margin: 5px 0; }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  padding: 96px 0 140px;
}
.hero .container { position: relative; z-index: 2; }
.hero-arc {
  position: absolute; left: 50%; bottom: -8%; transform: translateX(-50%);
  width: 1400px; max-width: none; z-index: 1; opacity: 0.9;
}
.hero h1 { max-width: 15ch; }
.hero .lede { margin-top: 22px; }
.hero .actions { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }
.eyebrow-plain { color: var(--terracota); font-size: 0.95rem; margin: 0 0 14px; font-family: var(--font-body); }

/* Entrada suave do hero — 100% CSS, não depende de JavaScript rodar */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero .eyebrow-plain, .hero h1, .hero .lede, .hero .actions {
  animation: heroFadeUp .7s ease both;
}
.hero .eyebrow-plain { animation-delay: 0s; }
.hero h1 { animation-delay: .08s; }
.hero .lede { animation-delay: .16s; }
.hero .actions { animation-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  .hero .eyebrow-plain, .hero h1, .hero .lede, .hero .actions { animation: none; }
}

/* ===== Sections ===== */
section { padding: 84px 0; }
section.alt { background: var(--areia-escura); }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head p { margin-top: 14px; }

/* Trust list — no cards, no shadows, hairline rows */
.trust-list { border-top: 1px solid var(--linha); }
.trust-row {
  display: grid; grid-template-columns: 220px 1fr; gap: 40px;
  padding: 30px 0; border-bottom: 1px solid var(--linha);
}
.trust-row h3 { color: var(--oliva-escuro); }
.trust-row p { margin: 0; color: var(--carvao); max-width: 56ch; }

/* Procedures preview list */
.proc-list { border-top: 1px solid var(--linha); }
.proc-row {
  display: flex; justify-content: space-between; align-items: baseline; gap: 24px;
  padding: 26px 4px; border-bottom: 1px solid var(--linha);
  text-decoration: none; color: inherit; transition: padding-left .18s ease;
}
.proc-row:hover { padding-left: 12px; }
.proc-row:hover h3 { color: var(--oliva); }
.proc-row .price { font-family: var(--font-display); font-size: 1.15rem; color: var(--oliva-escuro); white-space: nowrap; }

/* Launch price callout */
.callout {
  border: 1px solid var(--oliva); border-radius: 4px;
  padding: 36px 40px; display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap;
}
.callout h3 { margin-bottom: 6px; }
.callout p { margin: 0; }

/* Footer */
footer.site {
  background: var(--oliva-escuro); color: var(--areia); padding: 60px 0 32px; margin-top: 40px;
}
footer.site h4 { color: var(--areia); font-family: var(--font-body); font-size: 0.95rem; margin-bottom: 14px; letter-spacing: .02em; }
footer.site a { color: var(--areia); opacity: .85; text-decoration: none; }
footer.site a:hover { opacity: 1; text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.footer-grid .wordmark { color: var(--areia); }
.footer-grid p { color: var(--areia); opacity: .8; font-size: .94rem; }
.footer-bottom {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(245,240,232,0.18);
  font-size: .85rem; opacity: .65; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
.footer-bottom a { opacity: .85; }

/* Page hero (inner pages) */
.page-hero { padding: 64px 0 56px; border-bottom: 1px solid var(--linha); }
.page-hero .eyebrow-plain { margin-bottom: 10px; }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--linha); padding: 26px 0; }
.faq-item summary {
  font-family: var(--font-display); font-size: 1.15rem; color: var(--oliva-escuro);
  cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 20px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .plus { font-family: var(--font-body); font-size: 1.4rem; color: var(--terracota); flex-shrink: 0; transition: transform .2s ease; }
.faq-item[open] summary .plus { transform: rotate(45deg); }
.faq-item .answer { margin-top: 14px; color: var(--carvao); max-width: 65ch; }

/* Values list (Sobre) */
.values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--linha); border: 1px solid var(--linha); margin-top: 20px;}
.value-cell { background: var(--areia); padding: 30px 34px; }
.value-cell h3 { font-size: 1.05rem; margin-bottom: 8px; }
.value-cell p { margin: 0; font-size: .96rem; color: var(--oliva-claro); }

/* Contact form */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
form.contact-form { display: flex; flex-direction: column; gap: 18px; }
form.contact-form label { font-size: .88rem; color: var(--oliva-claro); margin-bottom: 6px; display: block; }
form.contact-form input, form.contact-form select, form.contact-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--linha); border-radius: 3px;
  background: var(--branco); font-family: var(--font-body); font-size: .98rem; color: var(--carvao);
}
form.contact-form textarea { min-height: 110px; resize: vertical; }
form.contact-form input:focus, form.contact-form select:focus, form.contact-form textarea:focus {
  outline: 2px solid var(--oliva); outline-offset: 1px;
}
form.contact-form button {
  align-self: flex-start; background: var(--oliva); color: var(--areia); border: none;
  padding: 13px 28px; border-radius: 3px; font-family: var(--font-body); font-size: .98rem; cursor: pointer;
}
form.contact-form button:hover { background: var(--oliva-escuro); }
.form-note { font-size: .85rem; color: var(--oliva-claro); margin-top: -4px; }

.info-block { border-top: 1px solid var(--linha); padding-top: 22px; margin-top: 22px; }
.info-block h4 { font-family: var(--font-body); font-size: .88rem; color: var(--oliva-claro); margin: 0 0 6px; font-weight: 500; }
.info-block p { margin: 0 0 20px; }

/* Procedure detail blocks */
.proc-detail { border-top: 1px solid var(--linha); padding: 54px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.proc-detail:last-child { border-bottom: 1px solid var(--linha); }
.proc-detail .price-tag { font-family: var(--font-display); font-size: 1.6rem; color: var(--oliva); margin: 14px 0 20px; }
.proc-detail .price-note { font-size: .85rem; color: var(--oliva-claro); margin-top: -14px; margin-bottom: 20px; }

/* About founder */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }

::selection { background: var(--terracota); color: var(--branco); }
:focus-visible { outline: 2px solid var(--terracota); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ===== Mobile ===== */
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  nav.links {
    position: absolute; top: 100%; left: 0; right: 0; background: var(--areia);
    flex-direction: column; align-items: flex-start; gap: 0; border-bottom: 1px solid var(--linha);
    display: none;
  }
  nav.links.open { display: flex; }
  nav.links a { width: 100%; padding: 16px 32px; border-bottom: 1px solid var(--linha); box-sizing: border-box; }
  nav.links .btn-wpp { margin: 16px 32px; width: calc(100% - 64px); text-align: center; border-bottom: none; }

  .hero { padding: 56px 0 100px; }
  .hero-arc { width: 900px; bottom: -14%; }
  section { padding: 60px 0; }
  .trust-row, .about-split, .contact-wrap { grid-template-columns: 1fr; gap: 18px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .values-grid { grid-template-columns: 1fr; }
  .proc-detail { grid-template-columns: 1fr; gap: 20px; }
  .proc-row { flex-direction: column; align-items: flex-start; gap: 8px; }
  .callout { flex-direction: column; align-items: flex-start; }
}