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

:root {
  --bg: #0B0F14;
  --bg-el: #131921;
  --bg-el2: #1A2230;
  --text: #DEE2E8;
  --text2: #7A8696;
  --accent: #4DBBA0;
  --accent-h: #5DD4B6;
  --accent-glow: rgba(77, 187, 160, 0.10);
  --accent-shadow: rgba(77, 187, 160, 0.22);
  --accent-subtle: rgba(77, 187, 160, 0.08);
  --accent-fade: rgba(77, 187, 160, 0.15);
  --border: #1C2433;
  --border-h: #263040;
  --btn-text: #0B0F14;
  --ff-d: 'Fraunces', 'Georgia', serif;
  --ff-b: 'Sora', system-ui, sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #F5F3EF;
    --bg-el: #EBE8E2;
    --bg-el2: #E0DDD5;
    --text: #1A1E25;
    --text2: #555D6A;
    --accent: #16755A;
    --accent-h: #0E6349;
    --accent-glow: rgba(22, 117, 90, 0.07);
    --accent-shadow: rgba(22, 117, 90, 0.18);
    --accent-subtle: rgba(22, 117, 90, 0.06);
    --accent-fade: rgba(22, 117, 90, 0.12);
    --border: #D3CFC7;
    --border-h: #C5C0B5;
    --btn-text: #F5F3EF;
  }
}

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


body {
  font-family: var(--ff-b); background: var(--bg); color: var(--text);
  font-size: 1.02rem; line-height: 1.7; font-weight: 400;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 9999; opacity: 0.02;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--accent); color: var(--btn-text); }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-h); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ─── Accessibility ─── */
.skip-link {
  position: absolute; top: -100%; left: 1rem; background: var(--accent);
  color: var(--btn-text); padding: 0.75rem 1.5rem; font-weight: 600; font-size: 0.88rem;
  border-radius: 0 0 6px 6px; z-index: 10000; text-decoration: none;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 0; outline: 2px solid var(--text); outline-offset: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ─── Base ─── */
a { color: var(--accent); text-decoration: none; transition: color 0.3s var(--ease-out); }
a:hover { color: var(--accent-h); }
.container { max-width: 1080px; margin: 0 auto; padding: 0 2rem; }

/* ─── Header ─── */
.site-header {
  padding: 1.15rem 0;
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, padding 0.3s ease;
}
.site-header.scrolled { border-bottom-color: var(--border); padding: 0.75rem 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo {
  font-family: var(--ff-d); font-size: 1.5rem; font-weight: 600;
  color: var(--text); text-decoration: none; letter-spacing: -0.03em;
}
.logo:hover { color: var(--text); }
.logo-dot { color: var(--accent); transition: color 0.3s var(--ease-out); }
.header-actions { display: flex; align-items: center; gap: 0.75rem; }
.lang-toggle {
  display: flex; background: var(--bg-el); border: 1px solid var(--border);
  border-radius: 6px; overflow: hidden;
}
.lang-btn {
  background: none; border: none; color: var(--text2); font-family: var(--ff-b);
  font-size: 0.68rem; font-weight: 500; padding: 0.35rem 0.7rem; cursor: pointer;
  transition: all 0.25s var(--ease-out); letter-spacing: 0.08em; text-transform: uppercase;
}
.lang-btn[aria-pressed="true"] { background: var(--accent); color: var(--btn-text); font-weight: 600; }
.lang-btn:hover:not([aria-pressed="true"]) { color: var(--text); }
.header-cta {
  font-family: var(--ff-b); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none;
  color: var(--btn-text); background: var(--accent);
  padding: 0.55rem 1.25rem; border-radius: 6px;
  transition: all 0.3s var(--ease-out);
}
.header-cta:hover {
  background: var(--accent-h); color: var(--btn-text);
  box-shadow: 0 4px 20px var(--accent-shadow);
  transform: translateY(-1px);
}

/* ─── Section system ─── */
.section { padding: 6.5rem 0; position: relative; }
.section + .section::before {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: min(80%, 600px); height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}
.section-header {
  display: flex; align-items: baseline; gap: 1.25rem;
  margin-bottom: 3.5rem;
}
.section-title {
  font-family: var(--ff-b); font-size: 0.72rem; font-weight: 600;
  color: var(--text2); letter-spacing: 0.18em; text-transform: uppercase;
}

/* ═══ HERO ═══ */
.hero { padding: 10rem 0 8rem; position: relative; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; top: -15%; right: -8%;
  width: 800px; height: 800px; pointer-events: none; filter: blur(80px);
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
}
.hero::after {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: min(80%, 600px); height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}
.hero-grid { display: grid; grid-template-columns: 1fr 280px; gap: 3rem; align-items: center; }
.hero-content { position: relative; z-index: 1; }
.hero-deco { color: var(--accent); justify-self: end; width: 280px; height: 280px; }
.hero-deco svg { width: 100%; height: 100%; animation: decoSpin 90s linear infinite; }
@keyframes decoSpin { to { transform: rotate(360deg); } }

.hero-eyebrow {
  font-family: var(--ff-b); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 2.5rem;
  display: flex; align-items: center; gap: 1rem;
}
.hero-eyebrow::before {
  content: ''; display: block;
  width: 2.5rem; height: 1px; background: var(--accent);
}
.hero-title {
  font-family: var(--ff-d);
  font-size: clamp(3.2rem, 8vw, 5.5rem);
  font-weight: 200; line-height: 1.06;
  letter-spacing: -0.04em;
  margin-bottom: 2.5rem; max-width: 840px;
}
.hero-title em { font-style: normal; font-weight: 300; color: var(--accent); }
.hero-subtitle {
  font-size: 1.08rem; line-height: 1.85; color: var(--text2);
  max-width: 520px; font-weight: 400; letter-spacing: 0.005em;
}

/* ═══ PAIN POINTS ═══ */
.pain-layout { margin-left: 4rem; }
.pain-list { list-style: none; display: grid; gap: 0; max-width: 720px; }
.pain-item {
  position: relative; display: grid; grid-template-columns: 3.5rem 1fr;
  align-items: start; gap: 0; padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 1rem; color: var(--text2); line-height: 1.8; letter-spacing: 0.005em;
  transition: all 0.4s var(--ease-out);
}
.pain-item:first-child { border-top: 1px solid var(--border); }
.pain-item:hover { padding-left: 0.5rem; }
.pain-item:hover .pain-num { color: var(--accent); }
.pain-num {
  font-family: var(--ff-d); font-size: 0.82rem; font-weight: 400;
  color: var(--border-h); padding-top: 0.25rem;
  transition: color 0.4s var(--ease-out); font-style: italic;
}
.pain-item strong { color: var(--text); font-weight: 500; }

/* ═══ BRIDGE ═══ */
.bridge { display: grid; grid-template-columns: 1fr 200px; gap: 3rem; align-items: end; position: relative; }
.bridge-photo-wrap { position: relative; }
.bridge-photo-wrap::before {
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(180deg, transparent 60%, var(--bg) 100%);
}
.bridge-photo { width: 100%; height: auto; display: block; filter: grayscale(0.3) contrast(1.08) brightness(0.95); mix-blend-mode: luminosity; }
.bridge-body { position: relative; padding-left: 2.5rem; padding-bottom: 2rem; }
.bridge-body::before {
  content: ''; position: absolute; left: 0; top: 0.4rem; bottom: 0.4rem;
  width: 2px; border-radius: 1px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-fade) 100%);
}
.bridge-text { font-family: var(--ff-d); font-size: clamp(1.3rem, 2.5vw, 1.75rem); line-height: 1.55; letter-spacing: -0.02em; max-width: 600px; font-weight: 300; }
.bridge-text em { font-style: normal; font-weight: 400; color: var(--accent); }

/* ═══════════════════════════════════════════
   SERVICES — asymmetric grid + icons
   ═══════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.service-icon {
  width: 36px; height: 36px;
  color: var(--accent);
  opacity: 0.5;
  margin-bottom: 1.5rem;
  transition: opacity 0.4s var(--ease-out);
}
.service-card:hover .service-icon { opacity: 0.85; }

.service-card {
  background: var(--bg-el);
  padding: 2.5rem 2rem;
  position: relative; overflow: hidden;
  transition: background 0.4s var(--ease-out);
}
.service-card:hover { background: var(--bg-el2); }

.service-card--primary {
  grid-row: 1 / -1;
  display: flex; flex-direction: column;
  justify-content: center;
}
.service-card--primary .service-icon {
  width: 44px; height: 44px;
  margin-bottom: 2rem;
}
.service-card--primary .service-name {
  font-size: 1.5rem;
}
.service-card--primary .service-desc {
  font-size: 0.95rem;
}

.service-card::before {
  content: attr(data-num);
  position: absolute; top: -0.75rem; right: 0.5rem;
  font-family: var(--ff-d); font-size: 7.5rem; font-weight: 200;
  color: var(--text); opacity: 0.02; line-height: 1;
  pointer-events: none; letter-spacing: -0.05em;
  transition: opacity 0.4s var(--ease-out);
}
.service-card:hover::before { opacity: 0.045; }

.service-name {
  font-family: var(--ff-d); font-size: 1.25rem; font-weight: 400;
  margin-bottom: 1rem; letter-spacing: -0.015em; position: relative;
}
.service-desc {
  font-size: 0.9rem; color: var(--text2); line-height: 1.8;
  position: relative; letter-spacing: 0.005em;
}

/* ═══════════════════════════════════════════
   PROOF — standalone horizontal
   ═══════════════════════════════════════════ */
.proof-grid-standalone {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.proof-item {
  padding: 2.5rem 2rem;
  text-align: center;
}
.proof-item + .proof-item {
  border-left: 1px solid var(--border);
}
.proof-number {
  font-family: var(--ff-d); font-size: 2.2rem; font-weight: 200;
  color: var(--accent); letter-spacing: -0.04em; line-height: 1;
}
.proof-label {
  font-size: 0.78rem; color: var(--text2);
  margin-top: 0.5rem; line-height: 1.5; letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════════
   CASE STUDIES
   ═══════════════════════════════════════════ */
.cases-list {
  list-style: none; display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.case-item {
  background: var(--bg-el);
  padding: 2.5rem 2rem;
  transition: background 0.4s var(--ease-out);
}
.case-item:hover { background: var(--bg-el2); }
.case-metric {
  display: block;
  font-family: var(--ff-d); font-size: 2.4rem; font-weight: 200;
  color: var(--accent); letter-spacing: -0.03em; line-height: 1;
  margin-bottom: 1.25rem;
}
.case-desc {
  font-size: 0.88rem; color: var(--text2); line-height: 1.8;
  letter-spacing: 0.005em;
}

/* ═══════════════════════════════════════════
   CTA
   ═══════════════════════════════════════════ */
.cta-section {
  padding: 8rem 0 6rem;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 650px; height: 550px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 55%);
  pointer-events: none; filter: blur(50px);
  animation: ctaPulse 7s ease-in-out infinite;
}
@keyframes ctaPulse {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.9; transform: translate(-50%, -50%) scale(1.06); }
}
.cta-section::after {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: min(80%, 600px); height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}
.cta-headline {
  font-family: var(--ff-d);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 200; line-height: 1.12;
  letter-spacing: -0.035em; margin-bottom: 1.25rem;
  position: relative;
}
.cta-sub {
  font-size: 1rem; color: var(--text2);
  margin-bottom: 3rem; max-width: 420px;
  margin-left: auto; margin-right: auto;
  line-height: 1.8; position: relative; letter-spacing: 0.005em;
}
.cta-buttons {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}
.cta-button {
  display: inline-flex; align-items: center; gap: 0.75rem;
  background: var(--accent);
  color: var(--btn-text); font-family: var(--ff-b); font-size: 0.95rem; font-weight: 600;
  padding: 1.1rem 2.5rem; border: none; border-radius: 8px; text-decoration: none;
  cursor: pointer; position: relative;
  transition: all 0.35s var(--ease-out);
  box-shadow: 0 0 0 0 transparent; letter-spacing: 0.01em;
}
.cta-button:hover {
  background: var(--accent-h); color: var(--btn-text);
  transform: translateY(-2px);
  box-shadow: 0 14px 44px var(--accent-shadow);
}
.cta-button:active { transform: translateY(0); box-shadow: 0 4px 16px var(--accent-shadow); }
.cta-button svg { width: 19px; height: 19px; flex-shrink: 0; }
.cta-button--secondary {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent);
}
.cta-button--secondary:hover {
  background: var(--accent-subtle); color: var(--accent-h);
  border-color: var(--accent-h);
}
.cta-note {
  font-size: 0.78rem; color: var(--text2);
  margin-top: 1.25rem; opacity: 0.55;
  position: relative; letter-spacing: 0.03em;
}

/* ─── Footer ─── */
.site-footer { padding: 3.5rem 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; }
.footer-links { display: flex; gap: 2rem; list-style: none; }
.footer-links a {
  color: var(--text2);
  text-decoration: none; transition: color 0.3s var(--ease-out);
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
}
.footer-links a svg { width: 20px; height: 20px; flex-shrink: 0; }
.footer-links a:hover { color: var(--text); }
.footer-copy { font-size: 0.75rem; color: var(--text2); opacity: 0.5; letter-spacing: 0.02em; }

/* ─── Animations ─── */
.reveal { opacity: 0; transform: translateY(24px); animation: fadeUp 0.8s var(--ease-out) forwards; }
.reveal-d1 { animation-delay: 0.08s; }
.reveal-d2 { animation-delay: 0.18s; }
.reveal-d3 { animation-delay: 0.28s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
.scroll-reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.scroll-reveal.visible { opacity: 1; transform: translateY(0); }
.stagger-reveal > * {
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}
.stagger-reveal.visible > * { opacity: 1; transform: translateY(0); }
.stagger-reveal.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-reveal.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-reveal.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-reveal.visible > *:nth-child(4) { transition-delay: 0.2s; }

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .container { padding: 0 1.5rem; }

  /* Header */
  .site-header { padding: 0.75rem 0; }
  .site-header.scrolled { padding: 0.6rem 0; }
  .header-actions { gap: 0.5rem; }
  .lang-btn { padding: 0.55rem 0.85rem; font-size: 0.68rem; min-height: 44px; min-width: 44px; }
  .header-cta { padding: 0.6rem 1rem; min-height: 44px; display: inline-flex; align-items: center; }

  /* Hero */
  .hero { padding: 5.5rem 0 4rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 0; }
  .hero-deco { display: none; }
  .hero-title { font-size: clamp(2.2rem, 8.5vw, 3.2rem); font-weight: 300; margin-bottom: 1.75rem; }
  .hero-eyebrow { margin-bottom: 1.75rem; }
  .hero-subtitle { font-size: 0.95rem; line-height: 1.75; }

  /* Sections */
  .section { padding: 3.5rem 0; }
  .section-header { margin-bottom: 2.5rem; }

  /* Pain points — tighter on mobile */
  .pain-layout { margin-left: 0; }
  .pain-item { font-size: 0.92rem; line-height: 1.75; padding: 1.35rem 0; }

  /* Bridge — foto abaixo do texto, colada no bottom da seção */
  .bridge { margin-left: 0; grid-template-columns: 1fr; gap: 0; }
  .bridge-body { padding-left: 1.75rem; order: 1; padding-bottom: 1.5rem; }
  .bridge-photo-wrap { width: 160px; justify-self: center; margin-bottom: 0; order: 2; }

  /* Services — stacked */
  .services-grid { grid-template-columns: 1fr; }
  .service-card--primary { grid-row: auto; }
  .service-card--primary .service-name { font-size: 1.2rem; }
  .service-card--primary .service-icon { width: 36px; height: 36px; margin-bottom: 1.5rem; }
  .service-card--primary .service-desc { font-size: 0.9rem; }
  .service-card { padding: 2rem 1.5rem; }
  .service-card::before { font-size: 5rem; }
  .service-name { font-size: 1.1rem; }

  /* Proof — stay horizontal on tablet, stack only on phone */
  .proof-item { padding: 1.75rem 1rem; }
  .proof-number { font-size: 1.6rem; }
  .proof-label { font-size: 0.72rem; }

  /* Cases — stacked */
  .cases-list { grid-template-columns: 1fr; }
  .case-item { padding: 2rem 1.5rem; }
  .case-metric { font-size: 2rem; margin-bottom: 1rem; }
  .case-desc { font-size: 0.85rem; }

  /* CTA — buttons stack vertically */
  .cta-section { padding: 4rem 0 3.5rem; }
  .cta-sub { margin-bottom: 2rem; font-size: 0.92rem; }
  .cta-buttons { flex-direction: column; align-items: center; gap: 0.75rem; }
  .cta-button { width: 100%; max-width: 320px; justify-content: center; min-height: 52px; }
  .cta-note { margin-top: 1rem; }

  /* Footer */
  .footer-inner { flex-direction: column; gap: 1.5rem; text-align: center; }
  .footer-links { gap: 1.5rem; }
  .footer-links a { min-height: 44px; display: inline-flex; align-items: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.1rem; }

  /* Hero — tighter */
  .hero { padding: 4.5rem 0 3rem; }
  .hero-title { font-size: clamp(1.9rem, 8vw, 2.6rem); margin-bottom: 1.5rem; }
  .hero-eyebrow { margin-bottom: 1.25rem; }
  .hero-subtitle { font-size: 0.9rem; }

  /* Sections */
  .section { padding: 3rem 0; }
  .section-header { margin-bottom: 2rem; }

  /* Pain — narrower numerals column */
  .pain-item { grid-template-columns: 2.2rem 1fr; font-size: 0.88rem; padding: 1.15rem 0; }

  /* Bridge */
  .bridge-body { padding-left: 1.25rem; }
  .bridge-text { font-size: 1.1rem; line-height: 1.6; }
  .bridge-photo-wrap { width: 130px; margin-bottom: 0; }

  /* Proof — stack on small phones */
  .proof-grid-standalone { grid-template-columns: 1fr; }
  .proof-item + .proof-item { border-left: none; border-top: 1px solid var(--border); }
  .proof-item { padding: 1.5rem 1rem; }

  /* CTA */
  .cta-section { padding: 3.5rem 0 2.5rem; }
  .cta-headline { font-size: clamp(1.7rem, 7vw, 2.2rem); font-weight: 300; }
  .cta-button { max-width: none; }
}