:root {
  --cream: #F5F1E8;
  --cream-deep: #ECE6D8;
  --ink: #14181A;
  --ink-soft: #4B5350;
  --petrol: #1F3B3E;
  --petrol-tint: #E3E9E6;
  --clay: #C1633B;
  --clay-dark: #96502E;
  --clay-light: #E08A5F;
  --muted: #5F6662;
  --hairline: rgba(20, 24, 26, 0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--cream); color: var(--ink);
  font-family: 'Inter', sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: 'Plus Jakarta Sans', sans-serif; margin: 0; color: var(--ink); }
a { color: inherit; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 32px; }
.mark { display: inline-block; width: 28px; height: 3px; background: var(--petrol); border-radius: 2px; }
.eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: 0.72rem;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--petrol); margin-bottom: 20px;
}

/* NAV */
nav {
  position: sticky; top: 0; z-index: 40; background: rgba(245, 241, 232, 0.9);
  backdrop-filter: blur(6px); border-bottom: 1px solid var(--hairline);
}
.nav-inner {
  max-width: 1080px; margin: 0 auto; padding: 20px 32px;
  display: flex; justify-content: space-between; align-items: center;
}
.nav-name { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 1.02rem; }
.nav-cta {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: 0.85rem;
  color: var(--cream); background: var(--petrol); padding: 13px 20px; border-radius: 999px;
  text-decoration: none; transition: background 0.2s ease;
}
.nav-cta:hover { background: #16292b; }

/* HERO */
header.hero { padding: 92px 0 72px; position: relative; overflow: hidden; }
header.hero::before {
  content: ""; position: absolute; top: -180px; left: 40%; width: 620px; height: 620px;
  border-radius: 50%; background: radial-gradient(circle, rgba(31,59,62,0.07) 0%, rgba(31,59,62,0) 70%);
}
.hero-inner { position: relative; }
h1.hero-title {
  font-weight: 800; font-size: clamp(2rem, 4.6vw, 3.3rem); line-height: 1.14;
  letter-spacing: -0.01em; max-width: 21ch;
}
p.hero-sub { font-size: 1rem; color: var(--ink-soft); max-width: 60ch; margin: 20px 0 0; }
.hero-note { margin-top: 20px; font-size: 0.84rem; font-style: italic; color: var(--muted); max-width: 62ch; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; margin-top: 34px; }
.btn-primary {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 0.95rem;
  background: var(--ink); color: var(--cream); padding: 15px 28px; border-radius: 999px;
  text-decoration: none; transition: transform 0.15s ease, background 0.2s ease;
}
.btn-primary:hover { background: var(--petrol); transform: translateY(-1px); }
.btn-secondary {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: 0.95rem;
  color: var(--ink); padding: 15px 4px; text-decoration: none; border-bottom: 2px solid var(--ink);
}
a:focus-visible, button:focus-visible { outline: 2px solid var(--petrol); outline-offset: 3px; }

/* PROOF */
section.proof { padding: 56px 0; border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.proof-label { font-size: 0.78rem; color: var(--muted); margin-bottom: 20px; font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; letter-spacing: 0.05em; }
.proof-row { display: flex; gap: 44px; flex-wrap: wrap; align-items: center; }
.proof-row span { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800; font-size: 1.28rem; color: var(--ink-soft); letter-spacing: -0.01em; }
.proof-stats { display: flex; gap: 40px; margin-top: 24px; flex-wrap: wrap; }
.proof-stat-item { display: flex; flex-direction: column; }
.proof-stats .num { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800; font-size: 1.5rem; color: var(--clay); }
.proof-stats .label { font-size: 0.82rem; color: var(--muted); max-width: 22ch; margin-top: 2px; }

/* SERVICES / FAQ (shared styles) */
section.services { padding: 92px 0; }
.services-head { max-width: 60ch; margin-bottom: 8px; }
.services-head h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); font-weight: 800; line-height: 1.25; }
.services-note { max-width: 64ch; color: var(--ink-soft); font-size: 1rem; margin: 18px 0 44px; }
.service-row {
  display: grid; grid-template-columns: 1fr 2fr; gap: 40px; padding: 32px 0;
  border-top: 1px solid var(--hairline); align-items: baseline;
}
.service-row:last-child { border-bottom: 1px solid var(--hairline); }
@media (max-width: 700px) { .service-row { grid-template-columns: 1fr; gap: 10px; } }
.service-row h3 { font-size: 1.12rem; font-weight: 700; }
.service-row p { color: var(--ink-soft); margin: 0; max-width: 62ch; }
.service-tag {
  display: inline-block; margin-top: 12px; font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600;
  font-size: 0.74rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--clay-dark);
}

/* ACCORDION (details/summary nativo) */
details.acc-row { border-top: 1px solid var(--hairline); padding: 22px 0; }
details.acc-row:last-of-type { border-bottom: 1px solid var(--hairline); }
details.acc-row summary {
  cursor: pointer; list-style: none; font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700;
  font-size: 1.05rem; display: flex; justify-content: space-between; align-items: center; gap: 20px;
}
details.acc-row summary::-webkit-details-marker { display: none; }
details.acc-row summary::after {
  content: "+"; font-weight: 400; font-size: 1.4rem; color: var(--petrol); flex-shrink: 0;
  transition: transform 0.2s ease;
}
details.acc-row[open] summary::after { content: "–"; }
details.acc-row .acc-body { padding-top: 14px; max-width: 62ch; }
details.acc-row .acc-body p { color: var(--ink-soft); margin: 0; }
details.acc-row .acc-tag {
  display: inline-block; margin-top: 12px; font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600;
  font-size: 0.74rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--clay-dark);
}

/* ABOUT */
section.about { padding: 92px 0; background: var(--petrol); color: var(--cream); }
.about-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 54px; align-items: start; }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }
section.about .eyebrow { color: var(--cream); opacity: 0.75; }
section.about .eyebrow .mark { background: var(--clay); }
section.about h2 { color: var(--cream); font-size: clamp(1.6rem, 3.2vw, 2.15rem); font-weight: 800; line-height: 1.25; max-width: 16ch; }
.about-body p { color: rgba(245,241,232,0.86); font-size: 1rem; margin-bottom: 18px; }

/* DEEP DIVE — DOR / NECESSIDADE / VALOR */
section.tiers { padding: 92px 0 40px; }
.tiers-head { max-width: 62ch; margin-bottom: 48px; }
.tiers-head h2 { font-size: clamp(1.6rem, 3.2vw, 2.1rem); font-weight: 800; line-height: 1.25; }
.tiers-head p { color: var(--ink-soft); margin-top: 14px; max-width: 58ch; }
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .tier-grid { grid-template-columns: 1fr; } }
.tier-card { background: var(--cream-deep); border-radius: 18px; padding: 30px 26px; display: flex; flex-direction: column; }
.tier-card.featured { background: var(--ink); color: var(--cream); }
.tier-pill {
  display: inline-flex; align-self: flex-start; align-items: center; gap: 6px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 0.68rem;
  letter-spacing: 0.04em; color: var(--petrol); background: rgba(31,59,62,0.08);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 18px;
}
.tier-card.featured .tier-pill { color: var(--clay-light); background: rgba(193,99,59,0.16); }
.tier-pain { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 1.1rem; line-height: 1.35; margin-bottom: 14px; }
.tier-h { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; margin: 16px 0 6px; opacity: 0.7; }
.tier-h:first-of-type { margin-top: 0; }
.tier-card p { font-size: 0.92rem; color: var(--ink-soft); margin: 0 0 4px; }
.tier-card.featured p { color: rgba(245,241,232,0.85); }
.tier-list { list-style: none; padding: 0; margin: 0; font-size: 0.88rem; }
.tier-list li { padding: 6px 0 6px 18px; position: relative; color: var(--ink-soft); }
.tier-card.featured .tier-list li { color: rgba(245,241,232,0.85); }
.tier-list li::before { content: "—"; position: absolute; left: 0; color: var(--clay); }
.tier-note { font-size: 0.84rem; color: var(--muted); margin-top: 16px; line-height: 1.5; }
.tier-card.featured .tier-note { color: rgba(245,241,232,0.62); }
.tier-cta { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--hairline); }
.tier-card.featured .tier-cta { border-top-color: rgba(245,241,232,0.18); }
.tier-link {
  display: inline-block; padding: 10px 4px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 0.82rem;
  color: var(--petrol); text-decoration: none; border-bottom: 1.5px solid var(--petrol);
}
.tier-card.featured .tier-link { color: var(--clay-light); border-bottom-color: var(--clay-light); }
.tiers-bridge { margin-top: 30px; font-size: 0.94rem; color: var(--ink-soft); }
.tiers-bridge a { color: var(--petrol); font-weight: 600; border-bottom: 1.5px solid var(--petrol); text-decoration: none; }

/* COMMERCIAL */
section.commercial { padding: 80px 0 70px; }
.commercial-head { max-width: 60ch; margin-bottom: 30px; }
.commercial-head h2 { font-size: clamp(1.6rem, 3.2vw, 2rem); font-weight: 800; }
.commercial-table { border-top: 1px solid var(--hairline); }
.c-row {
  display: grid; grid-template-columns: 150px 1fr; gap: 24px; padding: 16px 0;
  border-bottom: 1px solid var(--hairline); align-items: baseline;
}
@media (max-width: 600px) { .c-row { grid-template-columns: 1fr; gap: 4px; } }
.c-row .c-label {
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 0.78rem;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--petrol);
}
.c-row .c-desc { color: var(--ink-soft); font-size: 0.95rem; }

/* CTA */
section.cta { padding: 60px 0 100px; }
.cta-box { background: var(--ink); color: var(--cream); border-radius: 26px; padding: 58px 52px; text-align: center; }
@media (max-width: 640px) { .cta-box { padding: 42px 26px; } }
.cta-box h2 { color: var(--cream); font-size: clamp(1.5rem, 3.4vw, 2.2rem); font-weight: 800; max-width: 26ch; margin: 0 auto 16px; }
.cta-box p { color: rgba(245,241,232,0.75); max-width: 48ch; margin: 0 auto 30px; }
.cta-box .btn-primary { background: var(--clay); }
.cta-box .btn-primary:hover { background: #a8502e; }
.cta-note { margin-top: 20px; font-size: 0.82rem; color: rgba(245,241,232,0.55); }

footer { padding: 40px 0 60px; text-align: center; color: var(--muted); font-size: 0.85rem; }
.footer-disclaimer { max-width: 60ch; margin: 0 auto 14px; font-style: italic; }

/* LANGUAGE SWITCHER */
.nav-right { display: flex; align-items: center; gap: 20px; }
.lang-switch {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: 0.76rem;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.lang-switch a {
  text-decoration: none; color: var(--muted); padding: 2px 1px;
  border-bottom: 2px solid transparent; transition: color 0.2s ease;
}
.lang-switch a:hover { color: var(--ink); }
.lang-switch a[aria-current="true"] { color: var(--ink); border-bottom-color: var(--clay); }
.lang-switch .lang-sep { color: var(--ink); opacity: 0.25; font-weight: 500; }
@media (max-width: 560px) {
  .nav-inner { flex-wrap: wrap; gap: 14px; }
  .nav-right { width: 100%; justify-content: space-between; }
}