/* ============================================
   ALLEATI — Design tokens
   Paleta: ink navy + bronze + off-white
   ============================================ */
:root {
  --color-ink: #0a121c;
  --color-ink-soft: #172533;
  --color-bronze: #c9973f;
  --color-bronze-light: #e9c27e;
  --color-bronze-text: #8a6526;
  --color-accent2: #2f6f62;
  --color-accent2-light: #6fada0;
  --focus-ring: 3px solid #2f6fed;
  --color-bg: #f7f5f1;
  --color-bg-alt: #eeebe4;
  --color-text: #1a1f26;
  --color-text-soft: #4b5563;
  --color-white: #ffffff;
  --font-heading: 'Fraunces', Georgia, 'Iowan Old Style', 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius: 4px;
  --container-w: 1180px;
  --transition: 200ms ease;
  --shadow-sm: 0 2px 10px rgba(10,18,28,0.06);
  --shadow-md: 0 16px 32px rgba(10,18,28,0.10);
}

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

/* Visible keyboard-focus indicator on every interactive element (WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Respect reduced-motion preference (WCAG 2.3.3) */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Keep anchored sections clear of the sticky header when jumped to */
section[id] { scroll-margin-top: 88px; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  z-index: 200;
}
.skip-link:focus { left: 0; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

h1, h2, h3 { font-family: var(--font-heading); font-weight: 600; color: var(--color-ink); line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 3.75rem); font-weight: 500; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom: 0.6rem; font-weight: 500; }
h3 { font-size: 1.25rem; margin: 0 0 0.5rem; font-weight: 600; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--color-bronze-text);
  font-weight: 600;
  margin: 0 0 0.75rem;
}

.section-lead {
  font-size: 1.05rem;
  color: var(--color-text-soft);
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.section { padding: 5.5rem 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,245,241,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(16,25,35,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-ink);
  text-decoration: none;
  font-size: 1.3rem;
}
.logo img {
  height: 44px;
  width: auto;
}
.main-nav { display: flex; align-items: center; }
.nav-list {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin: 0; padding: 0;
  align-items: center;
}
.nav-list a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.95rem;
  transition: color var(--transition);
}
.nav-list a:hover { color: var(--color-bronze-text); }
.nav-list a[aria-current="true"] {
  color: var(--color-bronze-text);
  font-weight: 600;
}
.nav-cta {
  background: var(--color-ink);
  color: var(--color-white) !important;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius);
}
.nav-cta:hover { background: var(--color-bronze) !important; color: var(--color-ink) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: none;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle:hover { background: rgba(16,25,35,0.06); }
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--color-ink);
  display: block;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 7.5rem 0 7rem;
  overflow: hidden;
  background: var(--color-ink);
  color: var(--color-white);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 12%, rgba(201,151,63,0.32), transparent 45%),
    radial-gradient(circle at 8% 92%, rgba(47,111,98,0.28), transparent 40%),
    repeating-linear-gradient(115deg, rgba(255,255,255,0.035) 0px, rgba(255,255,255,0.035) 1px, transparent 1px, transparent 64px);
  pointer-events: none;
}
/* Angled divider breaks the flat rectangle stacking between sections */
.section-divider {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 64px;
  background: var(--color-bg);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}
.section-divider--to-bg-alt { background: var(--color-bg-alt); }
.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.hero .eyebrow { color: var(--color-bronze-light); }
.hero h1 { color: var(--color-white); }
.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.78);
  max-width: 620px;
  margin: 1.25rem 0 2.25rem;
}
.hero-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 2.5rem 0 0;
  padding: 0;
}
.hero-tags li {
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
}
.hero-tags li:nth-child(2) { border-color: var(--color-accent2-light); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--color-bronze);
  color: var(--color-ink);
}
.btn-primary:hover { background: var(--color-bronze-light); }
.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover { border-color: var(--color-bronze); color: var(--color-bronze-light); }
.btn-whatsapp {
  background: #25D366;
  color: #0b3320;
}
.btn-whatsapp:hover { background: #1ebc5a; }

/* on light sections, ghost button needs dark text */
.section .btn-ghost {
  color: var(--color-ink);
  border-color: rgba(16,25,35,0.3);
}
.section .btn-ghost:hover { border-color: var(--color-bronze); color: var(--color-bronze); }

/* ---------- Problema ---------- */
.problema-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 3rem;
  align-items: start;
}
.problema-list {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem 1.5rem;
  align-content: start;
}
.problema-list li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--color-text-soft);
}
.problema-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 6px; height: 6px;
  background: var(--color-bronze);
  border-radius: 50%;
}
.problema-highlight {
  position: relative;
  background: linear-gradient(155deg, var(--color-ink) 0%, var(--color-ink-soft) 100%);
  color: var(--color-white);
  padding: 2.4rem 2.2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.problema-highlight::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--color-bronze), var(--color-accent2));
}
.problema-highlight p {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1.4rem;
  margin: 0;
}

/* ---------- Cards / Serviços ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
}
.card {
  position: relative;
  background: var(--color-white);
  padding: 2.25rem 2rem 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(16,25,35,0.08);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-bronze), var(--color-accent2));
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  margin-bottom: 1.1rem;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-bronze-text);
}
.card-icon svg { width: 22px; height: 22px; }
.card p { color: var(--color-text-soft); margin: 0; }

/* ---------- Atuação ---------- */
.atuacao { background: var(--color-bg-alt); }
.atuacao-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.75rem;
}
.atuacao-item {
  position: relative;
  background: var(--color-white);
  padding: 2.75rem 1.75rem 1.75rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.atuacao-index {
  position: absolute;
  top: 0.6rem; left: 1.25rem;
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-bronze);
  opacity: 0.28;
}
@supports (-webkit-text-stroke: 1px black) {
  .atuacao-index {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--color-bronze);
    opacity: 0.45;
  }
}
.atuacao-item h3 { position: relative; }
.atuacao-item p { position: relative; color: var(--color-text-soft); margin: 0; }

/* ---------- Diferenciais ---------- */
.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.25rem;
}
.diferencial-item {
  background: var(--color-white);
  border-left: 3px solid var(--color-bronze-text);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.5rem 1.2rem;
  box-shadow: var(--shadow-sm);
}
.diferencial-item:nth-child(even) { border-left-color: var(--color-accent2); }
.diferencial-item p { color: var(--color-text-soft); margin: 0; }

/* ---------- Sobre ---------- */
.sobre-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3.5rem;
  align-items: center;
}
.sobre-photo {
  aspect-ratio: 4/5;
  background: linear-gradient(160deg, var(--color-ink) 0%, var(--color-ink-soft) 100%);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.sobre-photo::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(176,138,78,0.35), transparent 60%);
}
.sobre-photo-placeholder {
  position: relative;
  color: rgba(255,255,255,0.55);
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem;
  border: 1px dashed rgba(255,255,255,0.3);
  border-radius: var(--radius);
}
.sobre-lede { font-size: 1.1rem; color: var(--color-text-soft); }
.sobre-list {
  list-style: none;
  margin: 1.5rem 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}
.sobre-list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--color-text-soft);
}
.sobre-list li::before {
  content: "—";
  position: absolute; left: 0;
  color: var(--color-bronze);
}

/* ---------- Metodologia ---------- */
.metodologia { position: relative; overflow: hidden; background: var(--color-ink); color: var(--color-white); }
.metodologia h2 { color: var(--color-white); }
.metodologia-steps {
  position: relative;
  list-style: none;
  margin: 3.5rem 0 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  counter-reset: step;
}
.metodologia-steps::before {
  content: "";
  position: absolute;
  top: 1.6rem;
  left: 6%; right: 6%;
  height: 1px;
  background: rgba(255,255,255,0.16);
}
.metodologia-steps li { position: relative; }
.step-index {
  position: relative;
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--color-bronze-light);
  opacity: 0.55;
  margin-bottom: 0.75rem;
  background: var(--color-ink);
  display: inline-block;
  padding-right: 0.75rem;
}
.metodologia-steps h3 { color: var(--color-white); }
.metodologia-steps p { color: rgba(255,255,255,0.72); margin: 0; }

/* ---------- Depoimentos ---------- */
.depoimentos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}
.depoimento-card {
  background: var(--color-white);
  border: 1px solid rgba(16,25,35,0.08);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin: 0;
}
.depoimento-foto {
  width: 56px; height: 56px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
  background: var(--color-bg-alt);
}
.depoimento-texto {
  font-style: italic;
  color: var(--color-text-soft);
  margin: 0 0 1rem;
}
.depoimento-nome { display: block; font-weight: 700; font-style: normal; }
.depoimento-cargo { display: block; font-size: 0.85rem; color: var(--color-text-soft); margin-bottom: 0.5rem; }
.depoimento-link { font-size: 0.85rem; color: var(--color-bronze); }

/* ---------- Autoridade ---------- */
.autoridade { background: var(--color-bg-alt); padding: 4.5rem 0; }
.autoridade-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.75rem;
  text-align: center;
}
.autoridade-item {
  background: var(--color-white);
  border-top: 3px solid var(--color-bronze);
  border-radius: var(--radius);
  padding: 2rem 1.25rem;
  box-shadow: var(--shadow-sm);
}
.autoridade-item:nth-child(even) { border-top-color: var(--color-accent2); }
.autoridade-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 0.4rem;
}
.autoridade-label { color: var(--color-text-soft); font-size: 0.9rem; }

/* ---------- CTA final ---------- */
.cta-final {
  position: relative;
  overflow: hidden;
  background: var(--color-ink);
  color: var(--color-white);
  text-align: center;
}
.cta-final h2 { color: var(--color-white); max-width: 700px; margin: 0 auto 1rem; }
.cta-final p { color: rgba(255,255,255,0.75); max-width: 560px; margin: 0 auto 2rem; }
.cta-final .hero-actions { justify-content: center; }

/* ---------- Trabalhe Conosco ---------- */
.trabalhe { background: var(--color-bg-alt); }

/* ---------- Contato ---------- */
.contato-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 3.5rem;
}
.contato-intro p { color: var(--color-text-soft); }
.contato-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(16,25,35,0.08);
}
.form-row { display: flex; flex-direction: column; gap: 0.4rem; }
.form-row-full { grid-column: 1 / -1; }
label { font-size: 0.85rem; font-weight: 600; color: var(--color-ink); }
input, select, textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid rgba(16,25,35,0.2);
  border-radius: var(--radius);
  background: var(--color-bg);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--color-bronze);
  outline-offset: 1px;
}
.form-feedback {
  font-size: 0.9rem;
  color: var(--color-bronze-text);
  margin: 0.75rem 0 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.7);
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}
.footer-inner .logo { color: var(--color-white); }
.footer-inner a { color: var(--color-bronze-light); text-decoration: none; }
.footer-inner p { margin: 0; font-size: 0.85rem; }

/* ---------- WhatsApp float ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  background: #25D366;
  color: #0b3320;
  padding: 0.8rem 1.3rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  transition: transform var(--transition), box-shadow var(--transition);
  z-index: 90;
}
.whatsapp-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(0,0,0,0.28);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .problema-grid,
  .sobre-inner,
  .contato-inner { grid-template-columns: 1fr; }
  .sobre-photo { max-width: 320px; }
  .metodologia-steps { grid-template-columns: repeat(2, 1fr); }
  .metodologia-steps::before { display: none; }
}

@media (max-width: 640px) {
  .section { padding: 3.5rem 0; }
  .problema-list { grid-template-columns: 1fr; }
  .metodologia-steps { grid-template-columns: 1fr; }
  .contato-form { grid-template-columns: 1fr; }

  .nav-toggle { display: flex; }
  .nav-list {
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(16,25,35,0.1);
    display: none;
  }
  .nav-list.open { display: flex; }
  .whatsapp-float { bottom: 1rem; right: 1rem; padding: 0.7rem 1.1rem; font-size: 0.85rem; }
}