/* ==========================================================================
   Brasil Contabilidade — design tokens
   ========================================================================== */
:root {
  /* Cores da marca (extraídas do logotipo e do Instagram) */
  --green-900: #0b2e16;
  --green-800: #0f3d1c;
  --green-700: #155e24;
  --green-600: #1f7a2e;
  --green-500: #2e9a1f;
  --green-300: #7fd36b;
  --green-100: #e6f2e2;
  --green-50:  #f3f8f0;
  --yellow-500: #f2c400;
  --yellow-400: #ffd633;
  --yellow-600: #d9a900;
  --wa: #25d366;
  --wa-dark: #1da851;

  --ink: #10231a;
  --ink-soft: #46574d;
  --line: #dfe7dc;
  --bg: #fbfcf8;
  --surface: #ffffff;

  /* Tipografia */
  --font-display: "Outfit", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --fs-hero: clamp(2.35rem, 1.4rem + 4vw, 4.25rem);
  --fs-h2: clamp(1.85rem, 1.25rem + 2.2vw, 2.9rem);
  --fs-h3: 1.2rem;
  --fs-lead: clamp(1.02rem, .96rem + .3vw, 1.15rem);

  /* Espaçamento, raio e sombra */
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 32px);
  --section: clamp(72px, 9vw, 128px);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 1px 2px rgba(11, 46, 22, .06), 0 2px 8px rgba(11, 46, 22, .05);
  --shadow: 0 10px 30px -10px rgba(11, 46, 22, .18);
  --shadow-lg: 0 30px 60px -20px rgba(11, 46, 22, .35);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --header-h: 76px;
}

/* ==========================================================================
   Base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.1; margin: 0; letter-spacing: -.02em; }
p { margin: 0 0 1rem; }
ul, ol { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 3px solid var(--yellow-500); outline-offset: 3px; border-radius: 6px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link { position: absolute; left: 16px; top: -60px; background: var(--green-800); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 200; transition: top .2s; }
.skip-link:focus { top: 12px; }

/* ==========================================================================
   Botões
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 48px; padding: .8rem 1.4rem;
  font: 600 .98rem/1.2 var(--font-body);
  text-decoration: none; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-color .25s;
  white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn--lg { min-height: 56px; padding: 1rem 1.7rem; font-size: 1.02rem; }
.btn--xl { min-height: 64px; padding: 1.15rem 2.2rem; font-size: 1.12rem; }
.btn--xl svg { width: 24px; height: 24px; }
.btn--wa { background: var(--green-600); color: #fff; box-shadow: 0 8px 20px -8px rgba(31, 122, 46, .6); }
.btn--wa:hover { background: var(--green-700); box-shadow: 0 14px 28px -10px rgba(31, 122, 46, .7); }
.btn--yellow { background: var(--yellow-500); color: var(--green-900); box-shadow: 0 10px 24px -10px rgba(242, 196, 0, .7); }
.btn--yellow:hover { background: var(--yellow-400); }
.btn--ghost { border-color: var(--line); color: var(--green-800); background: var(--surface); }
.btn--ghost:hover { border-color: var(--green-600); }

/* ==========================================================================
   Tag / eyebrow
   ========================================================================== */
.tag {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .45rem .95rem; margin-bottom: 1.4rem;
  font: 600 .82rem/1 var(--font-body); letter-spacing: .04em; text-transform: uppercase;
  color: var(--green-700); background: var(--green-100); border-radius: 999px;
}
.tag__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--yellow-500); box-shadow: 0 0 0 4px rgba(242, 196, 0, .25); }
.tag--light { color: var(--yellow-400); background: rgba(255, 255, 255, .08); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem; margin-bottom: .9rem;
  font: 600 .82rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--green-600);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--yellow-500); }
.eyebrow--light { color: var(--green-300); }

/* ==========================================================================
   1. Header
   ========================================================================== */
.header {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h);
  transition: background-color .3s, box-shadow .3s, backdrop-filter .3s;
}
.header.is-scrolled {
  background: rgba(251, 252, 248, .78);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 rgba(11, 46, 22, .08), 0 8px 24px -16px rgba(11, 46, 22, .25);
}
.header__inner { height: 100%; display: flex; align-items: center; gap: 2rem; }

.brand { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; flex: none; }
.brand__mark { width: 46px; height: 46px; }
.brand__mark { --cad-wing: var(--green-600); --cad-staff: var(--green-700); --cad-snake-a: var(--green-700); --cad-snake-b: var(--green-500); }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__top { font: 300 1.05rem/1 var(--font-display); letter-spacing: .26em; text-transform: uppercase; color: var(--green-700); }
.brand__bottom { font: 700 1.05rem/1.1 var(--font-display); letter-spacing: .03em; text-transform: uppercase; color: var(--yellow-600); margin-top: 3px; }
.brand--light .brand__top { color: #fff; }
.brand--light .brand__bottom { color: var(--yellow-500); }
.brand--light .brand__mark { --cad-wing: var(--yellow-500); --cad-staff: #fff; --cad-snake-a: #fff; --cad-snake-b: var(--green-300); }

.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: .3rem; }
.nav__list a:not(.btn) {
  display: block; padding: .55rem .85rem; border-radius: 999px;
  font-weight: 500; font-size: .95rem; text-decoration: none; color: var(--ink);
  transition: background-color .2s, color .2s;
}
.nav__list a:not(.btn):hover { background: var(--green-100); color: var(--green-700); }
.nav__cta-mobile { display: none; }
.header__cta { min-height: 44px; padding: .65rem 1.15rem; font-size: .92rem; }

.burger {
  display: none; margin-left: auto; width: 46px; height: 46px; border: 0; border-radius: 12px;
  background: var(--green-100); cursor: pointer; position: relative;
}
.burger span { position: absolute; left: 13px; right: 13px; height: 2px; background: var(--green-800); border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.burger span:nth-child(1) { top: 16px; }
.burger span:nth-child(2) { top: 22px; }
.burger span:nth-child(3) { top: 28px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ==========================================================================
   2. Hero
   ========================================================================== */
.hero {
  position: relative; overflow: hidden;
  padding: calc(var(--header-h) + clamp(32px, 6vw, 80px)) 0 clamp(56px, 7vw, 96px);
  background:
    radial-gradient(900px 500px at 85% 10%, rgba(46, 154, 31, .14), transparent 60%),
    radial-gradient(600px 400px at 5% 90%, rgba(242, 196, 0, .14), transparent 60%),
    var(--bg);
}
.hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero__title { font-size: var(--fs-hero); font-weight: 700; color: var(--green-900); margin-bottom: 1.4rem; }
.hero__title em { display: block; font-style: normal; color: var(--green-500); position: relative; }
.hero__lead { font-size: var(--fs-lead); color: var(--ink-soft); max-width: 36rem; margin-bottom: 2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 1.8rem; }
.hero__proof { display: flex; flex-wrap: wrap; gap: .5rem 1.6rem; font-size: .93rem; color: var(--ink-soft); }
.hero__proof li { display: inline-flex; align-items: center; gap: .45rem; }
.hero__proof svg { width: 18px; height: 18px; color: var(--green-500); }

.hero__media { position: relative; padding: 0 0 28px 28px; }
.hero__frame { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 780 / 933; background: var(--green-100); }
.hero__frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(11, 46, 22, .35)); }
.hero__frame img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::before {
  content: ""; position: absolute; left: 0; bottom: 0; width: 70%; height: 70%;
  border-radius: var(--radius-lg); background: var(--yellow-500); z-index: -1;
}
.float-badge {
  position: absolute; display: flex; align-items: center; gap: .8rem;
  background: rgba(255, 255, 255, .92); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: .9rem 1.1rem;
  animation: float 6s ease-in-out infinite;
}
.float-badge--years { left: -8px; top: 12%; }
.float-badge--years strong { font: 700 2.6rem/1 var(--font-display); color: var(--green-700); }
.float-badge--years strong span { color: var(--yellow-600); }
.float-badge--years small { font-size: .8rem; line-height: 1.3; color: var(--ink-soft); }
.float-badge--crc { right: -14px; bottom: 15%; animation-delay: -3s; }
.float-badge--crc svg { width: 38px; height: 38px; padding: 8px; color: #fff; background: var(--green-600); border-radius: 12px; }
.float-badge--crc span { display: flex; flex-direction: column; line-height: 1.25; }
.float-badge--crc strong { font-size: .92rem; color: var(--green-900); }
.float-badge--crc small { font-size: .78rem; color: var(--ink-soft); }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* ==========================================================================
   3. Servicestrip
   ========================================================================== */
.strip { background: var(--green-800); color: #fff; position: relative; }
.strip::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: linear-gradient(90deg, var(--yellow-500), var(--green-500)); }
.strip__list { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip__item { display: flex; align-items: center; gap: .9rem; padding: 1.8rem 1.2rem; }
.strip__item + .strip__item { border-left: 1px solid rgba(255, 255, 255, .1); }
.strip__item svg { width: 40px; height: 40px; flex: none; color: var(--yellow-500); }
.strip__item strong { display: block; font: 600 1rem/1.25 var(--font-display); }
.strip__item span { display: block; font-size: .84rem; color: rgba(255, 255, 255, .7); line-height: 1.4; }

/* ==========================================================================
   Seções genéricas
   ========================================================================== */
.section { padding: var(--section) 0; }
.section__head { max-width: 46rem; margin-bottom: clamp(36px, 5vw, 60px); }
.section__head--center { margin-inline: auto; text-align: center; }
.section__head--center .eyebrow { justify-content: center; }
.section__title { font-size: var(--fs-h2); font-weight: 600; color: var(--green-900); margin-bottom: 1rem; }
.section__lead { font-size: var(--fs-lead); color: var(--ink-soft); }

/* ==========================================================================
   4. Grade de soluções
   ========================================================================== */
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.sol-card {
  position: relative; display: flex; flex-direction: column;
  padding: 2rem 1.8rem 1.8rem; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.sol-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.sol-card__top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1.4rem; }
.sol-card__num { font: 600 .9rem/1 var(--font-display); color: var(--ink-soft); letter-spacing: .08em; padding-top: .3rem; }
.sol-card__icon { width: 52px; height: 52px; padding: 12px; color: var(--green-600); background: var(--green-100); border-radius: 14px; transition: background-color .3s, color .3s; }
.sol-card:hover .sol-card__icon { background: var(--green-600); color: #fff; }
.sol-card h3 { font-size: var(--fs-h3); font-weight: 600; color: var(--green-900); margin-bottom: .7rem; }
.sol-card > p { color: var(--ink-soft); font-size: .95rem; }
.ticks { display: grid; gap: .45rem; margin: .2rem 0 1.5rem; }
.ticks li { display: flex; gap: .55rem; font-size: .92rem; line-height: 1.45; }
.ticks svg { width: 18px; height: 18px; flex: none; color: var(--green-500); margin-top: .1rem; }
.sol-card__link {
  margin-top: auto; display: inline-flex; align-items: center; gap: .45rem;
  font-weight: 600; font-size: .95rem; color: var(--green-700); text-decoration: none;
  padding-top: 1.1rem; border-top: 1px solid var(--line);
}
.sol-card__link svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.sol-card__link:hover svg { transform: translateX(4px); }

.sol-card--cta {
  overflow: hidden; color: #fff; border: 0;
  background: radial-gradient(circle at 100% 0%, var(--green-600), var(--green-800) 70%);
  justify-content: center;
}
.sol-card--cta .sol-card__icon { background: rgba(255, 255, 255, .12); color: var(--yellow-500); margin-bottom: 1.4rem; }
.sol-card--cta:hover .sol-card__icon { background: var(--yellow-500); color: var(--green-900); }
.sol-card--cta h3 { color: #fff; font-size: 1.55rem; }
.sol-card--cta p { color: rgba(255, 255, 255, .8); margin-bottom: 1.6rem; }
.sol-card--cta .btn { align-self: flex-start; }
.sol-card__bg { position: absolute; width: 240px; height: 240px; right: -60px; bottom: -50px; opacity: .08; color: #fff; }

/* ==========================================================================
   5. Sobre
   ========================================================================== */
.about { background: var(--surface); }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 88px); align-items: center; }
.about__media { position: relative; }
.about__media img { width: 100%; aspect-ratio: 4 / 4.4; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.about__stamp {
  position: absolute; right: -18px; bottom: -22px; width: 150px; height: 150px; border-radius: 50%;
  display: grid; place-items: center; text-align: center;
  background: var(--green-800); color: #fff; border: 6px solid var(--surface); box-shadow: var(--shadow);
}
.about__stamp svg { width: 44px; height: 44px; margin: 0 auto -6px; }
.about__stamp svg { --cad-wing: var(--yellow-500); --cad-staff: #fff; --cad-snake-a: #fff; --cad-snake-b: var(--green-300); }
.about__stamp span { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; line-height: 1.1; }
.about__stamp strong { display: block; font: 700 1.6rem/1 var(--font-display); letter-spacing: 0; color: var(--yellow-500); }
.about__copy p { color: var(--ink-soft); }
.about__copy p strong { color: var(--ink); }
.about__resp { font-size: .92rem; padding: .8rem 1rem; background: var(--green-50); border-left: 3px solid var(--yellow-500); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 2rem 0 0; }
.metric { display: flex; flex-direction: column-reverse; padding: 1.2rem 1rem; border: 1px solid var(--line); border-radius: var(--radius); }
.metric dt { font-size: .82rem; color: var(--ink-soft); }
.metric dd { margin: 0 0 .2rem; font: 700 2.3rem/1 var(--font-display); color: var(--green-700); }
.metric dd span { color: var(--yellow-600); }

/* ==========================================================================
   6. Diferenciais & ambiente
   ========================================================================== */
.env { background: var(--green-900); color: #fff; position: relative; overflow: hidden; }
.env::before { content: ""; position: absolute; width: 640px; height: 640px; right: -200px; top: -240px; border-radius: 50%; background: radial-gradient(circle, rgba(46, 154, 31, .35), transparent 65%); }
.env__grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.env .section__title { color: #fff; }
.env .section__lead { color: rgba(255, 255, 255, .75); margin-bottom: 2rem; }
.env__list { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem 1.6rem; }
.env__list li { display: flex; gap: .85rem; }
.env__list svg { width: 42px; height: 42px; flex: none; padding: 9px; border-radius: 12px; color: var(--yellow-500); background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .1); }
.env__list strong { display: block; font: 600 1rem/1.3 var(--font-display); margin-bottom: .2rem; }
.env__list span { display: block; font-size: .88rem; line-height: 1.5; color: rgba(255, 255, 255, .68); }
.env__media { margin: 0; position: relative; }
.env__media img { width: 100%; aspect-ratio: 5 / 5.4; object-fit: cover; border-radius: var(--radius-lg); }
.env__media figcaption {
  position: absolute; left: 18px; right: 18px; bottom: 18px;
  display: flex; align-items: center; gap: .6rem; padding: .85rem 1.1rem;
  font-size: .9rem; font-weight: 500; color: var(--green-900);
  background: rgba(255, 255, 255, .9); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-radius: var(--radius-sm);
}
.env__media figcaption svg { width: 20px; height: 20px; color: var(--green-600); flex: none; }

/* ==========================================================================
   7. Processo
   ========================================================================== */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; left: 16%; right: 16%; top: 56px; border-top: 2px dashed var(--line); z-index: 0; }
.step { position: relative; z-index: 1; text-align: center; padding: 0 1.2rem; }
.step__icon { width: 112px; height: 112px; margin: 0 auto 1.4rem; padding: 34px; border-radius: 50%; color: var(--green-600); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.step__num { position: absolute; top: 0; left: calc(50% + 28px); padding: .35rem .6rem; font: 700 .85rem/1 var(--font-display); color: var(--green-900); background: var(--yellow-500); border-radius: 999px; z-index: 2; }
.step h3 { font-size: 1.3rem; font-weight: 600; color: var(--green-900); margin-bottom: .6rem; }
.step p { color: var(--ink-soft); font-size: .95rem; max-width: 22rem; margin-inline: auto; }
.process__cta { text-align: center; margin-top: 2.6rem; }

/* ==========================================================================
   8. Depoimentos
   ========================================================================== */
.testimonials { background: var(--green-50); }
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.quote { margin: 0; display: flex; flex-direction: column; padding: 2rem 1.8rem; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.stars { display: flex; gap: 3px; color: var(--yellow-500); margin-bottom: 1rem; }
.stars svg { width: 20px; height: 20px; }
.quote blockquote { margin: 0 0 1.6rem; font-size: 1.02rem; color: var(--ink); }
.quote figcaption { margin-top: auto; display: flex; align-items: center; gap: .8rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
.quote figcaption strong { display: block; font-size: .95rem; }
.quote figcaption small { display: block; font-size: .82rem; color: var(--ink-soft); }
.avatar { width: 46px; height: 46px; flex: none; display: grid; place-items: center; border-radius: 50%; font: 600 .95rem/1 var(--font-display); color: var(--green-800); background: var(--green-100); }

/* ==========================================================================
   9. FAQ
   ========================================================================== */
.faq__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.faq__grid .section__head { position: sticky; top: calc(var(--header-h) + 24px); margin-bottom: 0; }
.accordion { display: grid; gap: .75rem; }
.acc-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: border-color .25s, box-shadow .25s; }
.acc-item.is-open { border-color: var(--green-300); box-shadow: var(--shadow-sm); }
.acc-item h3 { font-size: 1rem; letter-spacing: 0; }
.acc-btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.25rem 1.4rem; background: none; border: 0; cursor: pointer; text-align: left;
  font: 600 1.04rem/1.4 var(--font-display); color: var(--green-900); border-radius: var(--radius);
}
.acc-icon { position: relative; width: 32px; height: 32px; flex: none; border-radius: 50%; background: var(--green-100); transition: background-color .25s, transform .3s var(--ease); }
.acc-icon::before, .acc-icon::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 2px; margin: -1px 0 0 -6px; background: var(--green-700); border-radius: 2px; transition: transform .3s var(--ease); }
.acc-icon::after { transform: rotate(90deg); }
.acc-btn[aria-expanded="true"] .acc-icon { background: var(--yellow-500); transform: rotate(180deg); }
.acc-btn[aria-expanded="true"] .acc-icon::after { transform: rotate(0); }
.acc-panel { padding: 0 1.4rem 1.3rem; color: var(--ink-soft); }
.acc-panel p { margin: 0; }

/* ==========================================================================
   10. CTA final
   ========================================================================== */
.final-cta {
  position: relative; overflow: hidden; text-align: center; color: #fff;
  padding: clamp(72px, 9vw, 120px) 0;
  background: radial-gradient(800px 400px at 50% 0%, var(--green-600), transparent 70%), var(--green-800);
}
.final-cta__inner { position: relative; display: flex; flex-direction: column; align-items: center; }
.final-cta__mark { position: absolute; width: 520px; height: 520px; left: 50%; top: 50%; transform: translate(-50%, -50%); opacity: .06; color: #fff; pointer-events: none; }
.final-cta h2 { font-size: clamp(2rem, 1.3rem + 3vw, 3.4rem); font-weight: 700; max-width: 18ch; margin-bottom: 1.1rem; }
.final-cta p { font-size: var(--fs-lead); color: rgba(255, 255, 255, .8); max-width: 38rem; margin-bottom: 2.2rem; }
.final-cta small { margin-top: 1.1rem; color: rgba(255, 255, 255, .65); font-size: .9rem; }

/* ==========================================================================
   11. Rodapé
   ========================================================================== */
.footer { background: var(--green-900); color: rgba(255, 255, 255, .75); font-size: .93rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr .8fr 1.2fr; gap: 2.5rem; padding-top: 64px; padding-bottom: 48px; }
.footer__brand p { margin-top: 1.2rem; max-width: 26rem; }
.footer__col h3 { font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: var(--yellow-500); margin-bottom: 1.1rem; }
.footer__col ul { display: grid; gap: .65rem; }
.footer__col a { text-decoration: none; transition: color .2s; }
.footer__col a:hover { color: #fff; }
.footer__contact li { display: flex; gap: .65rem; align-items: flex-start; }
.footer__contact svg { width: 18px; height: 18px; flex: none; color: var(--green-300); margin-top: .2rem; }
.footer__contact a { overflow-wrap: anywhere; }

/* Respiro de segurança: o botão flutuante nunca cobre copyright/crédito */
.footer-legal-bar { border-top: 1px solid rgba(255, 255, 255, .08); padding: 22px 0 26px; font-size: .82rem; color: rgba(255, 255, 255, .55); }
.footer-legal-bar__inner { display: grid; gap: .4rem; padding-right: 240px; }
.footer-legal-bar p { margin: 0; }
.footer-legal-bar .credit a { color: var(--yellow-500); font-weight: 600; text-decoration: none; }
.footer-legal-bar .credit a:hover { text-decoration: underline; }

/* ==========================================================================
   12. WhatsApp flutuante
   ========================================================================== */
.wa-float { position: fixed; right: 24px; bottom: 24px; z-index: 90; display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.wa-float__btn {
  width: 62px; height: 62px; display: grid; place-items: center; border-radius: 50%;
  background: var(--wa); color: #fff; box-shadow: 0 12px 28px -8px rgba(37, 211, 102, .65);
  transition: transform .25s var(--ease), background-color .25s;
}
.wa-float__btn::before { content: ""; position: absolute; right: 0; width: 62px; height: 62px; border-radius: 50%; background: var(--wa); opacity: .4; animation: pulse 2.4s ease-out infinite; z-index: -1; }
.wa-float__btn svg { width: 32px; height: 32px; }
.wa-float:hover .wa-float__btn { transform: scale(1.06); background: var(--wa-dark); }
.wa-float__bubble {
  max-width: 230px; padding: .7rem 1rem; border-radius: 14px 14px 4px 14px;
  background: var(--surface); color: var(--ink); font-size: .86rem; font-weight: 500; line-height: 1.35;
  box-shadow: var(--shadow); opacity: 0; transform: translateX(8px); pointer-events: none;
  transition: opacity .35s, transform .35s var(--ease);
}
.wa-float.show-bubble .wa-float__bubble { opacity: 1; transform: none; }
@keyframes pulse { 0% { transform: scale(1); opacity: .45; } 100% { transform: scale(1.6); opacity: 0; } }

/* ==========================================================================
   Animações de entrada
   ========================================================================== */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 1080px) {
  .header__cta { display: none; }
  .burger { display: block; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto; margin: 0;
    background: rgba(251, 252, 248, .97); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    box-shadow: 0 20px 40px -20px rgba(11, 46, 22, .35);
    padding: 1rem var(--gutter) 1.6rem;
    transform: translateY(-12px); opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .3s var(--ease), visibility .3s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav__list { flex-direction: column; align-items: stretch; gap: .2rem; }
  .nav__list a:not(.btn) { padding: .9rem 1rem; font-size: 1.05rem; border-radius: 12px; }
  .nav__cta-mobile { display: block; margin-top: .8rem; }
  .nav__cta-mobile .btn { width: 100%; min-height: 54px; }
  .header.menu-open { background: rgba(251, 252, 248, .97); }

  .sol-grid, .quotes { grid-template-columns: repeat(2, 1fr); }
  .strip__list { grid-template-columns: repeat(2, 1fr); }
  .strip__item:nth-child(3) { border-left: 0; }
  .strip__item:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .1); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .hero__grid, .about__grid, .env__grid, .faq__grid { grid-template-columns: 1fr; }
  .hero__media { max-width: 520px; margin-inline: auto; width: 100%; }
  .faq__grid .section__head { position: static; }
  .about__media { max-width: 560px; }
  .env__media { order: -1; }
  .env__media img { aspect-ratio: 16 / 10; }
  .steps { grid-template-columns: 1fr; gap: 2.4rem; }
  .steps::before { display: none; }
}

@media (max-width: 640px) {
  :root { --header-h: 68px; }
  .brand__mark { width: 40px; height: 40px; }
  .brand__top, .brand__bottom { font-size: .95rem; }
  .hero__actions .btn { width: 100%; }
  .hero__media { padding: 0 0 18px 18px; }
  .float-badge { padding: .7rem .85rem; }
  .float-badge--years { left: -4px; top: 8%; }
  .float-badge--years strong { font-size: 2rem; }
  .float-badge--crc { right: -4px; bottom: 10%; }
  .sol-grid, .quotes, .strip__list { grid-template-columns: 1fr; }
  .strip__item { padding: 1.1rem .4rem; }
  .strip__item + .strip__item { border-left: 0; border-top: 1px solid rgba(255, 255, 255, .1); }
  .sol-card { padding: 1.6rem 1.35rem; }
  .sol-card--cta .btn { align-self: stretch; }
  .env__list { grid-template-columns: 1fr; }
  .metrics { gap: .6rem; }
  .metric { padding: 1rem .75rem; }
  .metric dd { font-size: 1.8rem; }
  .about__stamp { width: 118px; height: 118px; right: 8px; bottom: -28px; }
  .about__stamp svg { width: 34px; height: 34px; }
  .about__stamp strong { font-size: 1.3rem; }
  .btn--xl { width: 100%; white-space: normal; padding-inline: 1.2rem; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer-legal-bar { padding-bottom: 112px; }
  .footer-legal-bar__inner { padding-right: var(--gutter); }
  .wa-float { right: 16px; bottom: 16px; }
  .wa-float__bubble { max-width: 190px; font-size: .8rem; }
  .wa-float__btn, .wa-float__btn::before { width: 58px; height: 58px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}