/* ==========================================================================
   MEL VIVO BRASIL — Vinícius Valente
   Conceito: Caderno de Campo do Guardião — diário de naturalista + selo de
   apiário. Papel quente, verde-mata profundo, ouro de cera e terracota.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500&family=Archivo:wght@400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

/* ---------- Tokens ---------- */
:root {
  --ink: #201d15;
  --ink-soft: #4a4436;
  --paper: #f6efdd;
  --paper-deep: #ece0c4;
  --paper-line: #d9c9a3;
  --forest: #132018;
  --forest-2: #1c2c21;
  --forest-line: #35462f;
  --gold: #c79c3b;
  --gold-light: #e7c876;
  --gold-dim: #8a6c2c;
  --terracotta: #b8532e;
  --terracotta-dark: #8f3f22;
  --cream-text: #f1e7cd;

  --font-display: 'Fraunces', 'Iowan Old Style', serif;
  --font-body: 'Archivo', -apple-system, sans-serif;
  --font-label: 'Space Mono', 'SFMono-Regular', monospace;

  --section-pad-y: clamp(4.5rem, 9vw, 8.5rem);
  --container-w: 1180px;
  --radius-sm: 3px;
  --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote { margin: 0; }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--gold); color: var(--forest); }

.container {
  width: min(100% - 2.75rem, var(--container-w));
  margin-inline: auto;
}

/* ---------- Progress bar ---------- */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--terracotta), var(--gold));
  z-index: 999;
  transition: width 0.1s linear;
}

/* ---------- Grain overlay (used on dark sections) ---------- */
.grain { position: relative; isolation: isolate; }
.grain::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  z-index: 1;
}

/* ---------- Honeycomb watermark ---------- */
.honeycomb-bg {
  position: absolute; inset: 0;
  opacity: 0.05;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100'%3E%3Cpath d='M28 0 L56 16 L56 50 L28 66 L0 50 L0 16 Z' fill='none' stroke='%23c79c3b' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 56px 100px;
}

/* ---------- Typography ---------- */
.eyebrow {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dim);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before {
  content: "";
  width: 1.4em; height: 1px;
  background: currentColor;
}
.on-dark .eyebrow { color: var(--gold-light); }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; color: var(--ink); }
.on-dark h1, .on-dark h2, .on-dark h3 { color: var(--cream-text); }

h2.section-title {
  font-size: clamp(2rem, 1.5rem + 2vw, 3.1rem);
  line-height: 1.12;
  font-weight: 600;
  max-width: 16ch;
}
h2.section-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--terracotta);
}
.on-dark h2.section-title em { color: var(--gold-light); }

.lede {
  font-size: clamp(1.05rem, 1rem + 0.3vw, 1.25rem);
  color: var(--ink-soft);
  max-width: 62ch;
  line-height: 1.7;
}
.on-dark .lede { color: #d9cdae; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-label);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 1.05rem 1.9rem;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  overflow: hidden;
  isolation: isolate;
  transition: color 0.45s var(--ease-soft), border-color 0.45s var(--ease-soft);
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--terracotta);
  transform: translateY(102%);
  transition: transform 0.45s var(--ease-soft);
  z-index: -1;
}
.btn:hover::before { transform: translateY(0); }
.btn svg { width: 15px; height: 15px; transition: transform 0.4s var(--ease-soft); }
.btn:hover svg { transform: translate(3px, -3px); }

.btn-primary {
  color: var(--paper);
  background: var(--terracotta);
  border-color: var(--terracotta);
}
.btn-primary::before { background: var(--forest); }
.btn-primary:hover { color: var(--cream-text); }

.btn-ghost { color: var(--ink); }
.on-dark .btn-ghost { color: var(--cream-text); }
.btn-ghost::before { background: var(--gold); }
.btn-ghost:hover { color: var(--forest); border-color: var(--gold); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.1rem 0;
  display: flex;
  align-items: center;
  background: linear-gradient(to bottom, rgba(19,32,24,0.65), transparent);
  transition: background 0.4s ease, padding 0.4s ease;
}
.site-header.is-scrolled {
  background: rgba(19,32,24,0.92);
  backdrop-filter: blur(6px);
  padding: 0.7rem 0;
  box-shadow: 0 1px 0 rgba(199,156,59,0.25);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 0.65rem; }
.brand img { width: 42px; height: 42px; }
.brand-name {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cream-text);
  line-height: 1.3;
}
.brand-name strong { display: block; font-size: 0.85rem; color: var(--gold-light); letter-spacing: 0.03em; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--forest);
  color: var(--cream-text);
  padding-top: 7rem;
  padding-bottom: 4rem;
  overflow: hidden;
}
.hero .honeycomb-bg { inset: -10% -10%; }
.hero-sprig {
  position: absolute;
  right: -20%;
  top: -6%;
  width: min(62vw, 980px);
  opacity: 0.32;
  z-index: 0;
}
.hero-content { position: relative; z-index: 2; max-width: 46rem; }
.hero-content.on-dark { background: none; }
.hero .eyebrow { margin-bottom: 1.4rem; }
.hero h1 {
  font-size: clamp(2.6rem, 2rem + 4vw, 5.2rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  font-weight: 600;
}
.hero h1 .accent { font-style: italic; font-weight: 400; color: var(--gold-light); }
.hero .lede { margin-top: 1.6rem; }
.hero-actions { margin-top: 2.6rem; display: flex; align-items: center; gap: 1.6rem; flex-wrap: wrap; }
.hero-stamp {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-label); font-size: 0.72rem; color: var(--gold-dim);
}
.hero-stamp svg { width: 26px; height: 26px; flex-shrink: 0; animation: spin-slow 26s linear infinite; }
@keyframes spin-slow { to { transform: rotate(360deg); } }

.scroll-cue {
  position: absolute; bottom: 2.4rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
  font-family: var(--font-label); font-size: 0.65rem; letter-spacing: 0.18em;
  color: var(--gold-dim); z-index: 2;
}
.scroll-cue span.line { width: 1px; height: 34px; background: var(--gold-dim); position: relative; overflow: hidden; }
.scroll-cue span.line::after {
  content: ""; position: absolute; top: -100%; left: 0; width: 100%; height: 100%;
  background: var(--gold-light); animation: drip 2.2s var(--ease-soft) infinite;
}
@keyframes drip { to { top: 100%; } }

/* ---------- Credibility strip ---------- */
.credibility {
  background: var(--paper-deep);
  border-bottom: 1px solid var(--paper-line);
  border-top: 1px solid var(--paper-line);
  padding: 2.6rem 0;
}
.credibility ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.8rem 2rem;
}
.credibility li { display: flex; gap: 1rem; align-items: flex-start; }
.credibility p { font-size: 0.92rem; color: var(--ink-soft); }
.credibility strong { display: block; font-family: var(--font-body); font-weight: 600; color: var(--ink); font-size: 0.98rem; margin-bottom: 0.15rem; }

/* ---------- Generic section ---------- */
section { padding: var(--section-pad-y) 0; position: relative; }
.on-dark { background: var(--forest); color: var(--cream-text); }
.on-paper-deep { background: var(--paper-deep); }

.deckle-top { position: relative; }
.deckle-top::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 14px;
  background: var(--deckle-color, var(--paper));
  clip-path: polygon(0% 100%, 2% 0%, 5% 100%, 8% 10%, 11% 100%, 14% 5%, 17% 100%, 20% 0%, 23% 100%, 26% 8%, 29% 100%, 32% 0%, 35% 100%, 38% 10%, 41% 100%, 44% 0%, 47% 100%, 50% 5%, 53% 100%, 56% 0%, 59% 100%, 62% 8%, 65% 100%, 68% 0%, 71% 100%, 74% 10%, 77% 100%, 80% 0%, 83% 100%, 86% 5%, 89% 100%, 92% 0%, 95% 100%, 98% 8%, 100% 100%);
}

/* ---------- Manifesto ---------- */
.manifesto { text-align: center; }
.manifesto .container { max-width: 900px; }
.manifesto .eyebrow { justify-content: center; }
.manifesto blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.6rem, 1.2rem + 2vw, 2.6rem);
  line-height: 1.35;
  color: var(--ink);
  margin: 1.6rem auto 2.2rem;
}
.manifesto blockquote .mark { color: var(--terracotta); font-style: normal; }
.manifesto .lede { margin-inline: auto; }

/* ---------- História / timeline ---------- */
.historia { overflow: hidden; }
.historia .grid {
  display: grid;
  gap: 3rem;
}
.historia .story-copy p { margin-top: 1.2rem; color: var(--ink-soft); font-size: 1.05rem; }
.historia .story-copy p.quote {
  font-family: var(--font-display); font-style: italic; color: var(--ink);
  font-size: 1.25rem; margin-top: 1.8rem; padding-left: 1.3rem; border-left: none;
  position: relative;
}
.historia .story-copy p.quote::before {
  content: "“"; position: absolute; left: -0.15rem; top: -0.6rem;
  font-size: 2.6rem; color: var(--gold); font-family: var(--font-display);
}

.timeline { position: relative; padding-left: 2.2rem; }
.timeline::before {
  content: ""; position: absolute; left: 5px; top: 6px; bottom: 6px; width: 1px;
  background: repeating-linear-gradient(to bottom, var(--gold-dim) 0 4px, transparent 4px 9px);
}
.timeline li { position: relative; padding-bottom: 2.1rem; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -2.2rem; top: 4px; width: 11px; height: 11px;
  border-radius: 50%; background: var(--paper); border: 2px solid var(--terracotta);
}
.timeline .year { font-family: var(--font-label); font-size: 0.75rem; color: var(--terracotta); letter-spacing: 0.05em; }
.timeline h4 { font-family: var(--font-body); font-weight: 600; font-size: 1.02rem; margin-top: 0.25rem; }
.timeline p { color: var(--ink-soft); font-size: 0.92rem; margin-top: 0.25rem; }

/* ---------- Frentes de atuação (specimen list) ---------- */
.frentes-list { margin-top: 3rem; border-top: 1px solid var(--forest-line); }
.frente {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.5rem;
  padding: 2.3rem 0;
  border-bottom: 1px solid var(--forest-line);
  align-items: start;
}
.frente .icon { width: 40px; height: 40px; color: var(--gold); }
.frente h3 { font-size: 1.5rem; margin-bottom: 0.6rem; }
.frente p { color: #cabfa2; max-width: 56ch; }
.frente .tag { font-family: var(--font-label); font-size: 0.68rem; letter-spacing: 0.1em; color: var(--gold-dim); text-transform: uppercase; display: block; margin-bottom: 0.5rem; }

/* ---------- Reconhecimento ---------- */
.credenciais-expandidas { display: grid; gap: 1.6rem; margin-top: 2.8rem; }
.credencial-item {
  padding: 1.6rem 1.8rem;
  background: var(--paper);
  border: 1px solid var(--paper-line);
}
.credencial-item strong { font-size: 1.05rem; display: block; margin-bottom: 0.3rem; }
.credencial-item span { color: var(--ink-soft); font-size: 0.94rem; }

.testimonials {
  margin-top: 3.5rem;
  display: grid;
  gap: 1.8rem;
  grid-template-columns: 1fr;
}
.testimonial-card {
  background: var(--paper);
  border: 1px solid var(--paper-line);
  padding: 2rem 2rem 1.7rem;
  position: relative;
  transform: rotate(var(--tilt, 0deg));
  transition: transform 0.35s var(--ease-soft), box-shadow 0.35s var(--ease-soft);
  clip-path: polygon(0 0, 100% 0, 100% 97%, 98% 100%, 94% 97%, 90% 100%, 86% 97%, 82% 100%, 78% 97%, 74% 100%, 70% 97%, 66% 100%, 62% 97%, 58% 100%, 54% 97%, 50% 100%, 46% 97%, 42% 100%, 38% 97%, 34% 100%, 30% 97%, 26% 100%, 22% 97%, 18% 100%, 14% 97%, 10% 100%, 6% 97%, 2% 100%, 0 97%);
}
.testimonial-card:nth-child(1) { --tilt: -0.6deg; }
.testimonial-card:nth-child(2) { --tilt: 0.5deg; }
.testimonial-card:nth-child(3) { --tilt: -0.4deg; }
.testimonial-card:nth-child(4) { --tilt: 0.6deg; }
.testimonial-card:hover { transform: rotate(0deg); box-shadow: 0 18px 32px -18px rgba(32,29,21,0.28); }
.testimonial-card p.quote { font-family: var(--font-display); font-style: italic; font-size: 1.1rem; line-height: 1.55; color: var(--ink); }
.testimonial-attr { display: flex; align-items: center; gap: 0.8rem; margin-top: 1.4rem; }
.testimonial-attr .badge {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-label); font-size: 0.78rem; color: var(--terracotta);
  flex-shrink: 0;
}
.testimonial-attr strong { display: block; font-size: 0.9rem; }
.testimonial-attr span { font-family: var(--font-label); font-size: 0.72rem; color: var(--ink-soft); }
.testimonials-more { margin-top: 2.2rem; }
.testimonials-more a { border-bottom: 1px solid var(--terracotta); padding-bottom: 2px; }

/* ---------- Bastidores / Instagram ---------- */
.bastidores { text-align: center; }
.bastidores .container { max-width: 760px; }
.bastidores .eyebrow { justify-content: center; }
.bastidores .lede { margin-inline: auto; }
.bastidores .btn { margin-top: 2.2rem; }
.marquee-wrap { margin-top: 3.5rem; overflow: hidden; border-top: 1px solid var(--paper-line); border-bottom: 1px solid var(--paper-line); padding: 1.1rem 0; }
.marquee { display: flex; gap: 3rem; width: max-content; animation: marquee 28s linear infinite; }
.marquee span { font-family: var(--font-label); font-size: 0.78rem; letter-spacing: 0.08em; color: var(--gold-dim); text-transform: uppercase; white-space: nowrap; }
.marquee span::after { content: "•"; margin-left: 3rem; color: var(--terracotta); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Fale comigo se... ---------- */
.perfis ul { margin-top: 2.6rem; display: grid; gap: 0; border-top: 1px solid var(--forest-line); }
.perfis li {
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--forest-line);
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1.2rem;
  align-items: center;
  font-size: 1.15rem;
  color: var(--cream-text);
}
.perfis .btn { margin-top: 2.6rem; }

/* ---------- FAQ ---------- */
.faq-list { margin-top: 2.6rem; border-top: 1px solid var(--paper-line); }
.faq-item { border-bottom: 1px solid var(--paper-line); }
.faq-q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.5rem 0;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--ink);
}
.faq-q .plus { font-family: var(--font-label); font-size: 1.3rem; color: var(--terracotta); transition: transform 0.35s var(--ease-soft); flex-shrink: 0; }
.faq-item[data-open="true"] .plus { transform: rotate(45deg); }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease-soft);
}
.faq-item[data-open="true"] .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; }
.faq-a p { color: var(--ink-soft); padding-bottom: 1.6rem; max-width: 60ch; }

/* ---------- CTA final ---------- */
.cta-final { text-align: center; }
.cta-final .container { max-width: 760px; display: flex; flex-direction: column; align-items: center; }
.cta-final h2 { font-size: clamp(2.2rem, 1.8rem + 2vw, 3.4rem); }
.cta-final .lede { margin: 1.4rem 0 2.4rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--forest); color: var(--cream-text); padding: 3.5rem 0 2rem; }
.footer-top { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: center; padding-bottom: 2.4rem; border-bottom: 1px solid var(--forest-line); }
.footer-brand { display: flex; align-items: center; gap: 0.8rem; }
.footer-brand img { width: 46px; }
.footer-links { display: flex; gap: 2rem; font-family: var(--font-label); font-size: 0.8rem; }
.footer-links a { color: var(--gold-light); border-bottom: 1px solid transparent; transition: border-color 0.3s; }
.footer-links a:hover { border-color: var(--gold-light); }
.footer-bottom { padding-top: 1.6rem; display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; font-family: var(--font-label); font-size: 0.68rem; color: #7c8873; }

/* ---------- Decorative details ---------- */
.section-mark {
  width: 30px; height: 30px;
  color: var(--terracotta);
  display: block;
  margin-bottom: 1.1rem;
}
.manifesto .section-mark,
.bastidores .section-mark,
.cta-final .section-mark {
  margin-inline: auto;
}
.on-dark .section-mark, .on-paper-deep .section-mark { color: var(--gold); }

.hexnum {
  position: relative;
  width: 40px; height: 40px;
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--terracotta);
}
.hexnum svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.hexnum b { position: relative; font-family: var(--font-label); font-weight: 700; font-size: 0.82rem; color: var(--ink); }
.hexnum--dark { color: var(--gold); }
.hexnum--dark b { color: var(--cream-text); }

.corner-sprig {
  position: absolute;
  width: clamp(140px, 26vw, 420px);
  height: auto;
  aspect-ratio: 120 / 220;
  color: var(--terracotta);
  opacity: 0.14;
  pointer-events: none;
  z-index: 0;
}
.corner-sprig--tl { top: -3rem; left: -4rem; transform: scaleX(-1) rotate(-8deg); }
.corner-sprig--br { bottom: -4rem; right: -3rem; transform: rotate(6deg); }
.corner-sprig--muted { color: var(--gold-dim); opacity: 0.12; }
.on-dark .corner-sprig, .on-paper-deep .corner-sprig { color: var(--gold); opacity: 0.1; }

.inline-pin {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--font-label); font-size: 0.72rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--terracotta);
}
.inline-pin svg { width: 13px; height: 13px; }

.quote-mark { width: 30px; height: 22px; color: var(--gold); margin-bottom: 0.6rem; display: block; }
.historia .story-copy p.quote { padding-left: 0; }
.historia .story-copy p.quote::before { content: none; }

.timeline-start { padding-bottom: 1.3rem !important; }
.timeline-start::before { content: none; }
.timeline-start svg {
  position: absolute; left: -2.55rem; top: -2px;
  width: 22px; height: 22px;
  color: var(--terracotta);
  background: var(--paper-deep);
  border-radius: 50%;
  padding: 3px;
}

.frentes-list { position: relative; }
.frentes-list::before {
  content: "";
  position: absolute;
  left: 1.75rem; top: 2.3rem; bottom: 2.3rem; width: 1px;
  background: repeating-linear-gradient(to bottom, var(--gold-dim) 0 4px, transparent 4px 10px);
  z-index: 0;
}
.frente { position: relative; z-index: 1; }
.frente .icon {
  border-radius: 50%;
  background: var(--forest);
  box-shadow: 0 0 0 6px var(--forest);
}

/* ---------- Reveal animations ---------- */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal-delay="1"] { transition-delay: 0.12s; }
[data-reveal-delay="2"] { transition-delay: 0.24s; }
[data-reveal-delay="3"] { transition-delay: 0.36s; }

.hero-content > * { opacity: 0; transform: translateY(18px); animation: hero-in 0.9s var(--ease-soft) forwards; }
.hero-content > *:nth-child(1) { animation-delay: 0.1s; }
.hero-content > *:nth-child(2) { animation-delay: 0.25s; }
.hero-content > *:nth-child(3) { animation-delay: 0.4s; }
.hero-content > *:nth-child(4) { animation-delay: 0.55s; }
@keyframes hero-in { to { opacity: 1; transform: translateY(0); } }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---------- Responsive ---------- */
@media (min-width: 700px) {
  .credibility ul { grid-template-columns: repeat(4, 1fr); }
  .testimonials { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .historia .grid { grid-template-columns: 1.1fr 0.9fr; }
  .frente { grid-template-columns: 5rem 1fr; }
  .frentes-list::before { left: 2.5rem; }
  .credenciais-expandidas { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 699px) {
  .hero-sprig { opacity: 0.5; width: 70vw; top: 2%; }
  section { padding: var(--section-pad-y) 0; }
  .scroll-cue { display: none; }
  .hero { padding-bottom: 3rem; }
  .hero-actions { gap: 1.4rem; }
}