:root {
  --ink: #16201B;
  --moss: #24382D;
  --ipe: #F2C230;
  --ipe-soft: #FBE9A6;
  --paper: #FAFAF7;
  --alt: #F0F1EA;
  --line: #DFE1D7;
  --stone: #5A645C;
  --display: "Bricolage Grotesque", "Arial Black", system-ui, sans-serif;
  --body: "Instrument Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--ipe); outline-offset: 3px; border-radius: 4px; }
.wrap { width: min(1140px, 100% - 2.5rem); margin-inline: auto; }

h1, h2, h3 { font-family: var(--display); line-height: 1.05; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 800; margin-bottom: 0.7rem; }
h3 { font-weight: 700; font-size: 1.25rem; line-height: 1.2; letter-spacing: -0.01em; }
.lead { color: var(--stone); max-width: 56ch; }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font: 600 1rem/1 var(--body);
  padding: 1rem 1.5rem;
  border-radius: 10px;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .18s, color .18s, border-color .18s;
}
.btn-sm { padding: 0.7rem 1.1rem; font-size: 0.95rem; }
.btn-ipe { background: var(--ipe); color: var(--ink); }
.btn-ipe:hover { background: var(--ipe-soft); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--moss); }
.btn-ghost { border-color: rgba(250,250,247,.35); color: var(--paper); }
.btn-ghost:hover { border-color: var(--ipe); color: var(--ipe); }
.btn-line { border-color: var(--ink); color: var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--paper); }

/* Logo */
.logo {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font: 800 1.55rem/1 var(--display); letter-spacing: -0.03em;
  text-decoration: none;
}
.logo svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 2.2; }
.logo svg .core { fill: var(--ipe); stroke: none; }

/* Cabeçalho */
.top {
  position: sticky; top: 0; z-index: 20;
  background: var(--ink); color: var(--paper);
  padding-top: env(safe-area-inset-top, 0px);
}
.nav { height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nav ul { display: flex; gap: 2rem; list-style: none; padding: 0; }
.nav ul a { text-decoration: none; font-weight: 500; color: #CFD5CF; }
.nav ul a:hover { color: var(--ipe); }
@media (max-width: 860px) { .nav ul { display: none; } }

/* Hero */
.hero { background: var(--ink); color: var(--paper); overflow: hidden; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 2.5rem; align-items: center;
  padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(3.5rem, 7vw, 5.5rem);
}
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 800; margin-bottom: 1.4rem; max-width: 15ch; }
.hero-text p { color: #C3CCC5; font-size: 1.15rem; max-width: 44ch; margin-bottom: 2rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }

.rings { position: relative; width: 100%; max-width: 540px; margin-inline: auto; aspect-ratio: 1; }
.rings svg { width: 100%; height: 100%; }
.ring {
  fill: none; stroke: var(--ipe); stroke-width: 1.6;
  stroke-opacity: calc(1 - var(--i) * 0.12);
  stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: grow 1.1s cubic-bezier(.3,.7,.3,1) forwards;
  animation-delay: calc(var(--i) * 140ms);
}
.rings .core { fill: var(--ipe); }
@keyframes grow { to { stroke-dashoffset: 0; } }

.tag {
  position: absolute; transform: translate(-50%, -50%);
  font: 600 0.85rem/1 var(--body);
  padding: 0.45rem 0.75rem; border-radius: 999px;
  background: var(--moss); color: var(--paper);
  border: 1px solid rgba(242,194,48,.45);
  white-space: nowrap;
}
.t-core { left: 50%; top: 50%; background: transparent; border: 0; color: var(--ink); font-size: 0.72rem; padding: 0; white-space: normal; width: 4.2rem; text-align: center; line-height: 1.15; }
.t1 { left: 63%; top: 38%; }
.t2 { left: 19%; top: 60%; }
.t3 { left: 77%; top: 76%; }
.t4 { left: 22%; top: 18%; }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .rings { max-width: 420px; }
}

/* Seções */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.alt { background: var(--alt); }

.features {
  list-style: none; padding: 0; margin-top: 2.2rem;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
}
.features li { border-top: 3px solid var(--ink); padding-top: 1.1rem; }
.features h3 { margin-bottom: 0.5rem; }
.features p { color: var(--stone); font-size: 1rem; }
@media (max-width: 960px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; gap: 1.6rem; } }

/* Portfólio */
.case {
  margin-top: 2.2rem;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: center;
}
.case-shot {
  background: var(--ink); padding: clamp(1rem, 3vw, 2rem); border-radius: 16px;
}
.case-shot svg { width: 100%; height: auto; border-radius: 8px; }
.case-text h3 { font-size: 1.8rem; margin-bottom: 0.8rem; }
.case-text > p { color: var(--stone); margin-bottom: 1.2rem; max-width: 50ch; }
.tick { list-style: none; padding: 0; margin-bottom: 1.8rem; display: grid; gap: 0.5rem; }
.tick li { padding-left: 1.6rem; position: relative; }
.tick li::before {
  content: ""; position: absolute; left: 0; top: 0.45em;
  width: 0.8rem; height: 0.8rem; border-radius: 50%;
  border: 2px solid var(--ink); background: var(--ipe);
}
.note { margin-top: 0.8rem; font-size: 0.88rem; color: var(--stone); }
@media (max-width: 860px) { .case { grid-template-columns: 1fr; gap: 1.8rem; } }

/* Planos */
.plans {
  margin-top: 2.4rem;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; align-items: stretch;
}
.plan {
  background: #fff; border: 1.5px solid var(--line); border-radius: 14px;
  padding: 1.6rem 1.4rem; display: flex; flex-direction: column;
}
.plan-for { color: var(--stone); font-size: 0.95rem; margin: 0.4rem 0 1.2rem; min-height: 3em; }
.price { font: 800 2rem/1 var(--display); letter-spacing: -0.02em; margin-bottom: 1.2rem; }
.price small { display: block; font: 500 0.85rem var(--body); color: var(--stone); letter-spacing: 0; margin-bottom: 0.35rem; }
.plan ul { list-style: none; padding: 0; display: grid; gap: 0.55rem; margin-bottom: 1.6rem; font-size: 0.98rem; }
.plan ul li { padding-left: 1.2rem; position: relative; }
.plan ul li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--moss); }
.plan .btn { margin-top: auto; width: 100%; }

.plan.featured { background: var(--ink); color: var(--paper); border-color: var(--ink); position: relative; }
.plan.featured .plan-for, .plan.featured .price small { color: #B9C3BB; }
.plan.featured ul li::before { background: var(--ipe); }
.flag {
  position: absolute; top: -0.8rem; left: 1.4rem;
  background: var(--ipe); color: var(--ink);
  font-size: 0.8rem; font-weight: 600; padding: 0.3rem 0.7rem; border-radius: 999px;
}
@media (max-width: 1000px) { .plans { grid-template-columns: repeat(2, 1fr); gap: 1.6rem 1.2rem; } }
@media (max-width: 580px) { .plans { grid-template-columns: 1fr; } .plan-for { min-height: 0; } }

.upkeep {
  margin-top: 1.6rem; padding: 1.6rem 1.8rem;
  border-radius: 14px; background: var(--ipe-soft);
}
.upkeep h3 { margin-bottom: 0.4rem; }
.upkeep p { max-width: 70ch; }

/* Como funciona */
.steps {
  list-style: none; padding: 0; margin-top: 2.4rem; counter-reset: s;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
}
.steps li { counter-increment: s; }
.steps li::before {
  content: counter(s);
  display: grid; place-items: center;
  width: 3rem; height: 3rem; margin-bottom: 1rem;
  border-radius: 50%; background: var(--ink); color: var(--ipe);
  font: 800 1.3rem/1 var(--display);
}
.steps h3 { margin-bottom: 0.4rem; }
.steps p { color: var(--stone); font-size: 1rem; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; gap: 1.6rem; } }

/* Dúvidas */
.faq-wrap { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 3rem; }
.faq details { border-bottom: 1.5px solid var(--line); }
.faq details:first-child { border-top: 1.5px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 1.2rem 2.2rem 1.2rem 0; position: relative;
  font-weight: 600; font-size: 1.1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0.2rem; top: 50%; transform: translateY(-50%);
  font: 500 1.6rem/1 var(--display);
}
.faq details[open] summary::after { content: "–"; }
.faq details p { padding-bottom: 1.3rem; color: var(--stone); max-width: 62ch; }
@media (max-width: 860px) { .faq-wrap { grid-template-columns: 1fr; gap: 1rem; } }

/* Chamada final */
.cta { background: var(--ipe); }
.cta-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding-block: clamp(3rem, 7vw, 4.5rem);
}
.cta h2 { margin: 0; max-width: 18ch; }

/* Rodapé */
.foot {
  background: var(--ink); color: #C3CCC5;
  padding: 2.5rem 0 calc(2.5rem + env(safe-area-inset-bottom, 0px));
}
.foot .logo { color: var(--paper); }
.foot-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem; }
.foot a { color: var(--paper); }
.copy { font-size: 0.9rem; }

/* Botão flutuante */
.float {
  position: fixed; right: 1.1rem; bottom: calc(1.1rem + env(safe-area-inset-bottom, 0px)); z-index: 30;
  width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--ipe); color: var(--ink);
  box-shadow: 0 10px 24px rgba(22,32,27,.35);
}
.float svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linejoin: round; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ring { animation: none; stroke-dashoffset: 0; }
}