/* ==========================================================================
   danielperon.com — Design System v2 · "Biblioteca particular"
   Azul-noite + marfim + bronze · Fraunces (títulos) + Inter (texto)
   Requintado, discreto, editorial.
   ========================================================================== */

/* ---------- 1. Fontes ---------- */
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/fraunces-var-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/fraunces-italic-var-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/inter-var-latin.woff2') format('woff2');
}

/* ---------- 2. Tokens ---------- */
:root {
  /* Cores */
  --c-night: #0b1526;          /* fundo escuro: header, hero, cta, footer */
  --c-night-soft: #11203a;     /* elevação sobre o night */
  --c-paper: #faf6ef;          /* fundo claro: marfim, nunca branco */
  --c-paper-soft: #f2ebdd;     /* seções alternadas */
  --c-card: #fffdf8;           /* cards, levemente acima do papel */
  --c-ink: #1c2536;            /* texto principal */
  --c-ink-soft: #465062;       /* texto secundário */
  --c-ink-mute: #6d6045;       /* legendas, metadados (AA sobre marfim) */
  --c-bronze: #b08d57;         /* assinatura da marca: botões, filetes */
  --c-bronze-deep: #7d5f30;    /* bronze para texto sobre marfim (AA) */
  --c-bronze-light: #c9a36a;   /* bronze para texto sobre night */
  --c-border: #e4dac6;         /* hairlines sobre marfim */
  --c-border-night: rgba(201, 163, 106, 0.22); /* hairlines sobre night */
  --c-paper-dim: rgba(250, 246, 239, 0.75);    /* texto suave sobre night */

  /* Tipografia */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, system-ui, 'Segoe UI', sans-serif;
  --fs-h1: clamp(2.5rem, 6vw, 4rem);
  --fs-h2: clamp(1.75rem, 3.8vw, 2.5rem);
  --fs-h3: 1.375rem;
  --fs-body: 1.0625rem;
  --fs-small: 0.9375rem;
  --fs-eyebrow: 0.75rem;

  /* Espaçamento e forma */
  --space-section: 104px;
  --container: 1120px;
  --radius-btn: 4px;
  --radius-card: 6px;
}

@media (max-width: 720px) {
  :root { --space-section: 72px; }
}

/* ---------- 3. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--c-ink-soft);
  background: var(--c-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  margin: 0 0 0.6em;
  font-family: var(--font-display);
  font-weight: 450;
  color: var(--c-ink);
  line-height: 1.15;
  letter-spacing: -0.005em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); font-weight: 520; }

p { margin: 0 0 1em; }

a { color: var(--c-bronze-deep); text-decoration: none; }
a:hover { color: var(--c-ink); text-decoration: underline; text-underline-offset: 3px; }

:focus-visible {
  outline: 2px solid var(--c-bronze);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection { background: rgba(176, 141, 87, 0.22); }

/* ---------- 4. Utilitários ---------- */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.section { padding-block: var(--space-section); }
.section-soft { background: var(--c-paper-soft); }

.eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-bronze-deep);
  margin-bottom: 20px;
}
/* Filete dourado antes do eyebrow — a assinatura discreta da marca */
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--c-bronze);
  margin-right: 14px;
  vertical-align: middle;
}

.section-head { max-width: 680px; margin-bottom: 56px; }
.section-head.center { margin-inline: auto; text-align: center; }
.lead { font-size: 1.1875rem; line-height: 1.7; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 5. Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.3;
  text-decoration: none;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn svg { flex-shrink: 0; opacity: 0.85; }

/* Bronze sólido — o CTA da casa (inclusive WhatsApp) */
.btn-primary,
.btn-wa {
  background: var(--c-bronze);
  color: #1a1206;
}
.btn-primary:hover,
.btn-wa:hover {
  background: var(--c-bronze-light);
  color: #1a1206;
}

.btn-outline {
  background: transparent;
  color: var(--c-ink);
  border: 1px solid var(--c-border);
}
.btn-outline:hover { border-color: var(--c-bronze); color: var(--c-ink); background: transparent; }

.btn-lg { padding: 18px 38px; font-size: 1rem; }

/* ---------- 6. Header (azul-noite) ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--c-night);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.site-header.scrolled { border-bottom-color: var(--c-border-night); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  flex-wrap: wrap;
  padding-block: 10px;
}

.brand {
  font-family: var(--font-display);
  font-weight: 520;
  font-size: 1.3125rem;
  letter-spacing: 0.01em;
  color: var(--c-paper);
}
.brand:hover { color: var(--c-bronze-light); text-decoration: none; }

.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a {
  color: var(--c-paper-dim);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.site-nav a:hover { color: var(--c-paper); text-decoration: none; }
.site-nav a[aria-current="page"] { color: var(--c-bronze-light); }

.nav-cta { display: inline-flex; }
.nav-cta .btn { padding: 9px 20px; font-size: 0.8125rem; }

.lang-switch {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--c-paper-dim);
  border: 1px solid rgba(250, 246, 239, 0.25);
  border-radius: 999px;
  padding: 5px 13px;
}
.lang-switch:hover { color: var(--c-paper); border-color: var(--c-bronze-light); text-decoration: none; }

@media (max-width: 860px) {
  .nav-cta { display: none; }
  .header-inner { justify-content: center; row-gap: 0; }
  .site-nav { gap: 22px; overflow-x: auto; max-width: 100%; padding-bottom: 6px; }
}

/* ---------- 7. Hero (azul-noite) ---------- */
.hero {
  background:
    radial-gradient(ellipse 900px 600px at 78% 20%, rgba(176, 141, 87, 0.13), transparent 65%),
    radial-gradient(ellipse 700px 500px at 8% 90%, rgba(17, 32, 58, 0.9), transparent 70%),
    var(--c-night);
  padding-block: clamp(72px, 10vw, 144px);
  overflow: hidden;
}
.hero h1 {
  color: var(--c-paper);
  margin-bottom: 0.5em;
  font-size: clamp(2.6rem, 6.5vw, 4.5rem);
}
.hero h1 em {
  font-style: italic;
  font-weight: 420;
  color: var(--c-bronze-light);
}
.hero .eyebrow { color: var(--c-bronze-light); }
.hero .eyebrow::before { background: var(--c-bronze-light); }
.hero p, .hero .lead { color: var(--c-paper-dim); }
.hero .lead { font-size: clamp(1.125rem, 2vw, 1.3125rem); max-width: 34em; }

.hero .btn-outline {
  color: var(--c-paper);
  border-color: rgba(250, 246, 239, 0.3);
}
.hero .btn-outline:hover { border-color: var(--c-bronze-light); color: var(--c-paper); }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 72px;
  align-items: center;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

/* Moldura dupla: a foto + um traço bronze deslocado atrás dela */
.hero-figure {
  position: relative;
  will-change: transform;
}
.hero-figure::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 18px;
  right: -18px;
  bottom: -18px;
  border: 1px solid var(--c-border-night);
  border-radius: var(--radius-card);
  pointer-events: none;
}
.hero-photo {
  position: relative;
  border-radius: var(--radius-card);
  box-shadow: 0 0 0 1px var(--c-border-night), 0 32px 72px rgba(0, 0, 0, 0.5);
  object-fit: cover;
  aspect-ratio: 4 / 5;
  width: 100%;
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-figure { max-width: 320px; }
  /* No mobile entra o recorte quadrado dedicado (hero-square-*.webp) */
  .hero-photo { aspect-ratio: 1 / 1; }
}

/* ---------- 8. Barra de credibilidade (stats) ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  padding-block: 44px;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

.stat { text-align: center; }
.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 2.75rem);
  font-weight: 480;
  color: var(--c-ink);
  line-height: 1.1;
}
.stat span {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
}

@media (max-width: 860px) {
  .stats { grid-template-columns: repeat(2, 1fr); gap: 36px 16px; }
  .stats .stat:last-child { grid-column: 1 / -1; }
}

/* ---------- 9. Cards e grids ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }

@media (max-width: 960px) { .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 720px) { .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  padding: 36px;
  transition: border-color 0.2s ease;
}
.card:hover { border-color: var(--c-bronze); }

.card h3 { margin-bottom: 14px; }
.card p:last-child { margin-bottom: 0; }

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: rgba(176, 141, 87, 0.12);
  color: var(--c-bronze-deep);
  margin-bottom: 22px;
}

.card-link {
  display: inline-block;
  margin-top: 14px;
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}

/* ---------- 10. Cases ---------- */
.case-card { display: flex; flex-direction: column; }
.case-tag {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-ink-mute);
  margin-bottom: 14px;
}
.case-result {
  margin-top: auto;
  padding-top: 18px;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--c-bronze-deep);
}

/* ---------- 11. Empresas fundadas ---------- */
.companies {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 48px;
}
.company {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 450;
  font-size: 1.25rem;
  color: var(--c-ink-mute);
}

/* ---------- 12. Depoimentos ---------- */
.quote {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  padding: 40px;
  margin: 0;
  position: relative;
}
.quote::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 1;
  color: var(--c-bronze);
  display: block;
  margin-bottom: 8px;
}
.quote p {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 420;
  line-height: 1.6;
  color: var(--c-ink);
  margin-bottom: 24px;
}
.quote footer {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
}
.quote footer strong { color: var(--c-ink-soft); display: block; letter-spacing: 0.1em; }

/* ---------- 13. FAQ ---------- */
.faq { max-width: 720px; margin-inline: auto; }
.faq details {
  border-bottom: 1px solid var(--c-border);
  padding-block: 8px;
}
.faq details:first-of-type { border-top: 1px solid var(--c-border); }
.faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 480;
  color: var(--c-ink);
  padding: 18px 36px 18px 0;
  list-style: none;
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-body);
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--c-bronze-deep);
}
.faq details[open] summary::after { content: '−'; }
.faq details > div { padding: 0 36px 22px 0; }
.faq details > div p:last-child { margin-bottom: 0; }

/* ---------- 14. CTA final (azul-noite) ---------- */
.cta-final {
  background: var(--c-night);
  color: var(--c-paper-dim);
  text-align: center;
  border-top: 1px solid var(--c-border-night);
}
.cta-final h2 { color: var(--c-paper); }
.cta-final .lead { max-width: 36em; margin-inline: auto; }
.cta-final .btn { margin-top: 28px; }

/* ---------- 15. Página de serviço (Consultoria) ---------- */
.service {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  padding-block: 64px;
  border-top: 1px solid var(--c-border);
}
.service:first-of-type { border-top: 0; }
.service-meta h4 {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--c-bronze-deep);
  margin-bottom: 8px;
}
.service-meta p { margin-bottom: 26px; }
.service ul { margin: 0 0 1em; padding-left: 20px; }
.service li { margin-bottom: 10px; }

@media (max-width: 860px) {
  .service { grid-template-columns: 1fr; gap: 28px; padding-block: 44px; }
}

/* ---------- 16. Prosa (Sobre + Blog) ---------- */
.prose { max-width: 680px; margin-inline: auto; }
.prose h1 { font-size: clamp(2.1rem, 4.5vw, 3rem); }
.prose h2 { margin-top: 2.2em; }
.prose h3 { margin-top: 1.6em; }
.prose blockquote {
  margin: 2.5em 0;
  padding: 8px 0 8px 28px;
  border-left: 2px solid var(--c-bronze);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.4375rem;
  font-weight: 440;
  line-height: 1.5;
  color: var(--c-ink);
}
.prose blockquote p { margin: 0; }
.prose ul, .prose ol { padding-left: 24px; }
.prose li { margin-bottom: 10px; }
.prose img {
  border-radius: var(--radius-card);
  border: 1px solid var(--c-border);
  margin-block: 2.5em;
}
.prose hr { border: 0; border-top: 1px solid var(--c-border); margin-block: 3em; }

.post-meta {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
  margin-bottom: 2em;
}

/* ---------- 17. Blog index ---------- */
.post-card h3 { margin-bottom: 10px; }
.post-card h3 a { color: var(--c-ink); }
.post-card h3 a:hover { color: var(--c-bronze-deep); text-decoration: none; }
.post-card .post-meta { margin-bottom: 14px; }

/* ---------- 18. Footer (azul-noite) ---------- */
.site-footer {
  background: var(--c-night);
  border-top: 1px solid var(--c-border-night);
  padding-block: 56px;
  font-size: var(--fs-small);
  color: rgba(250, 246, 239, 0.55);
}
.site-footer .brand { color: var(--c-paper); }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-links a { color: var(--c-paper-dim); font-size: 0.875rem; }
.footer-links a:hover { color: var(--c-paper); }
.footer-social { display: flex; gap: 18px; }
.footer-social a {
  color: rgba(250, 246, 239, 0.55);
  display: inline-flex;
  padding: 4px;
}
.footer-social a:hover { color: var(--c-bronze-light); }

/* ---------- 19. Botão WhatsApp flutuante (mobile) ---------- */
.wa-float {
  display: none;
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--c-bronze);
  color: #1a1206;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(11, 21, 38, 0.35);
  transition: transform 0.15s ease, background-color 0.15s ease;
}
.wa-float:hover { transform: scale(1.06); background: var(--c-bronze-light); }

@media (max-width: 860px) {
  .wa-float { display: inline-flex; }
  /* Garante que o botão flutuante não cubra o fim do conteúdo */
  .site-footer { padding-bottom: 104px; }
}

/* ---------- 20. Movimento: revelação suave ao rolar ----------
   As classes .reveal são adicionadas por JS; sem JS nada muda. */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--reveal-delay, 0s);
  }
  .reveal.in-view {
    opacity: 1;
    transform: translateY(0);
  }

  /* A foto do hero "respira": flutua lentamente dentro da moldura
     dourada, que fica parada — movimento visível mesmo sem rolar. */
  .hero-photo {
    animation: hero-drift 5.5s ease-in-out infinite alternate;
  }
  @keyframes hero-drift {
    from { transform: translateY(0); }
    to   { transform: translateY(-12px); }
  }
}

/* ---------- 21. Movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}