/* GasCore Tecnologia — folha de estilos principal
   Sem dependências externas: fontes do sistema, sem CDN. */

:root {
  --navy-900: #071726;
  --navy-800: #0b2236;
  --navy-700: #12324d;
  --teal-600: #0b7f8a;
  --teal-500: #0f9aa7;
  --teal-300: #6fd3dc;
  --teal-100: #e3f6f8;
  --amber-500: #e89a2c;
  --amber-100: #fdf1de;
  --ink: #16212c;
  --ink-soft: #44525f;
  --line: #d9e2ea;
  --bg: #ffffff;
  --bg-soft: #f3f7fa;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(7, 23, 38, .08);
  --max: 1160px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-600); text-underline-offset: 3px; }
a:hover { color: var(--navy-700); }
:focus-visible { outline: 3px solid var(--amber-500); outline-offset: 2px; border-radius: 4px; }

h1, h2, h3, h4 { line-height: 1.2; color: var(--navy-900); margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); }
h2 { font-size: clamp(1.55rem, 3vw, 2.15rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.25em; margin: 0 0 1em; }
li { margin-bottom: .35em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 1000;
  background: var(--navy-900); color: #fff; padding: 10px 16px; border-radius: var(--radius-sm);
}
.skip-link:focus { top: 12px; color: #fff; }

/* ---------- Cabeçalho ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--navy-900); }
.brand img { width: 38px; height: 38px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: 800; font-size: 1.2rem; letter-spacing: -.02em; }
.brand-name span { color: var(--teal-600); }
.brand-sub { font-size: .72rem; color: var(--ink-soft); letter-spacing: .08em; text-transform: uppercase; }

.nav-toggle {
  display: none; background: none; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 8px 12px; font: inherit; font-size: .95rem; color: var(--navy-900); cursor: pointer;
  align-items: center; gap: 8px;
}
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
  display: block; width: 18px; height: 2px; background: currentColor; position: relative; content: "";
}
.nav-toggle-bars::before { position: absolute; top: -6px; }
.nav-toggle-bars::after { position: absolute; top: 6px; }

.main-nav ul { list-style: none; display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; }
.main-nav li { margin: 0; }
.main-nav a {
  display: block; padding: 8px 12px; border-radius: var(--radius-sm);
  color: var(--ink); text-decoration: none; font-weight: 550; font-size: .98rem;
}
.main-nav a:hover { background: var(--bg-soft); color: var(--navy-900); }
.main-nav a[aria-current="page"] { color: var(--teal-600); background: var(--teal-100); }
.main-nav .nav-cta a { background: var(--navy-800); color: #fff; margin-left: 6px; }
.main-nav .nav-cta a:hover { background: var(--navy-700); color: #fff; }
.main-nav .nav-cta a[aria-current="page"] { background: var(--teal-600); color: #fff; }

@media (max-width: 920px) {
  .nav-toggle { display: inline-flex; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: stretch; padding: 10px 20px 18px; gap: 2px; }
  .main-nav a { padding: 12px 10px; }
  .main-nav .nav-cta a { margin: 8px 0 0; text-align: center; }
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; border: 2px solid transparent;
  font: inherit; font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--amber-500); color: var(--navy-900); }
.btn-primary:hover { background: #f3ad48; color: var(--navy-900); }
.btn-dark { background: var(--navy-800); color: #fff; }
.btn-dark:hover { background: var(--navy-700); color: #fff; }
.btn-outline { border-color: currentColor; color: var(--navy-800); background: transparent; }
.btn-outline:hover { background: var(--navy-800); color: #fff; border-color: var(--navy-800); }
.btn-light-outline { border-color: rgba(255,255,255,.7); color: #fff; background: transparent; }
.btn-light-outline:hover { background: #fff; color: var(--navy-900); }
.btn[disabled] { opacity: .6; cursor: progress; transform: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #eaf3f8;
  background: radial-gradient(1200px 500px at 85% -10%, rgba(15,154,167,.35), transparent 60%),
              linear-gradient(160deg, var(--navy-900), var(--navy-800) 60%, #0d2a40);
  padding: 72px 0 80px;
}
.hero h1 { color: #fff; }
.hero .lead { font-size: 1.18rem; color: #cfe0ea; max-width: 38em; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--teal-600); margin-bottom: 14px;
}
.hero .eyebrow { color: var(--teal-300); }
.hero-points { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 8px; }
.hero-points li { display: flex; gap: 10px; align-items: flex-start; color: #d9e8f0; }
.hero-points li::before {
  content: ""; flex: none; width: 10px; height: 10px; margin-top: .55em; border-radius: 50%;
  background: var(--teal-300); box-shadow: 0 0 0 4px rgba(111,211,220,.18);
}
.hero-figure { margin: 0; position: relative; }
.hero-figure img { border-radius: 20px; box-shadow: 0 30px 60px rgba(0,0,0,.35); }

.page-hero {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-800));
  color: #d7e6ef; padding: 56px 0 48px;
}
.page-hero h1 { color: #fff; margin-bottom: .35em; }
.page-hero p { max-width: 46em; font-size: 1.1rem; margin: 0; }
.page-hero .eyebrow { color: var(--teal-300); }
.breadcrumb { font-size: .9rem; margin-bottom: 14px; color: #a9c1cf; }
.breadcrumb a { color: #cfe3ee; }

@media (max-width: 920px) {
  .hero { padding: 48px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- Figuras e legenda "Ilustração" ---------- */
.figure { margin: 0; position: relative; }
.figure img { border-radius: var(--radius); width: 100%; }
.figure figcaption { font-size: .86rem; color: var(--ink-soft); margin-top: 8px; }
.tag-ilustracao {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: rgba(7,23,38,.82); color: #fff; font-size: .72rem; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px;
}

/* ---------- Seções ---------- */
.section { padding: 76px 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--navy-900); color: #d5e3ec; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }
.section-dark .section-head p { color: #b9cedb; }
@media (max-width: 700px) { .section { padding: 56px 0; } }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split.reverse > :first-child { order: 2; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 28px; } .split.reverse > :first-child { order: 0; } }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: 0 1px 0 rgba(7,23,38,.02);
}
.card h3 { margin-bottom: .45em; }
.card p:last-child { margin-bottom: 0; }
.card-media { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.card-media .figure img { border-radius: 0; aspect-ratio: 16 / 10; object-fit: cover; }
.card-media .card-body { padding: 22px 24px 26px; }
.icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--teal-100); color: var(--teal-600); margin-bottom: 16px;
}
.icon svg { width: 26px; height: 26px; }

.steps { counter-reset: step; list-style: none; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(4, 1fr); }
.steps li { counter-increment: step; margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; position: relative; }
.steps li::before {
  content: counter(step); display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%;
  background: var(--navy-800); color: #fff; font-weight: 800; margin-bottom: 14px;
}
.steps h3 { font-size: 1.08rem; }
.steps p { margin: 0; color: var(--ink-soft); font-size: .98rem; }
@media (max-width: 980px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; list-style: none; padding: 0; }
.flow li { margin: 0; padding: 22px 20px; border-top: 4px solid var(--teal-500); background: rgba(255,255,255,.04); }
.flow li + li { border-left: 1px solid rgba(255,255,255,.08); }
.flow .flow-n { font-size: .78rem; font-weight: 800; letter-spacing: .1em; color: var(--teal-300); text-transform: uppercase; }
.flow h3 { margin: 6px 0 8px; font-size: 1.1rem; }
.flow p { margin: 0; font-size: .97rem; color: #b9cedb; }
@media (max-width: 860px) { .flow { grid-template-columns: 1fr 1fr; } .flow li:nth-child(3) { border-left: 0; } }
@media (max-width: 520px) { .flow { grid-template-columns: 1fr; } .flow li + li { border-left: 0; } }

.checklist { list-style: none; padding: 0; }
.checklist li { position: relative; padding-left: 30px; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: .45em; width: 18px; height: 18px; border-radius: 50%;
  background: var(--teal-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3L15 7' fill='none' stroke='%230b7f8a' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat;
}

/* ---------- Avisos ---------- */
.notice {
  border-left: 5px solid var(--amber-500); background: var(--amber-100);
  padding: 18px 22px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: #3b2a10;
}
.notice h2, .notice h3 { color: #3b2a10; font-size: 1.12rem; margin-bottom: .4em; }
.notice p:last-child, .notice ul:last-child { margin-bottom: 0; }
.notice-info { border-left-color: var(--teal-500); background: var(--teal-100); color: #0e3136; }
.notice-info h2, .notice-info h3 { color: #0e3136; }

/* ---------- CTA ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--teal-600), var(--navy-700));
  color: #e9f6f8; border-radius: 22px; padding: 44px; display: grid;
  grid-template-columns: 1.4fr auto; gap: 24px; align-items: center;
}
.cta-band h2 { color: #fff; margin-bottom: .3em; }
.cta-band p { margin: 0; color: #d6ecef; }
@media (max-width: 760px) { .cta-band { grid-template-columns: 1fr; padding: 30px 24px; } }

/* ---------- Dados da empresa ---------- */
.data-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.data-table th, .data-table td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.data-table tr:last-child th, .data-table tr:last-child td { border-bottom: 0; }
.data-table th { width: 34%; background: var(--bg-soft); color: var(--navy-800); font-weight: 650; }
@media (max-width: 560px) { .data-table th, .data-table td { display: block; width: 100%; } .data-table th { border-bottom: 0; padding-bottom: 4px; } }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.cookie-table { width: 100%; border-collapse: collapse; font-size: .95rem; min-width: 620px; }
.cookie-table th, .cookie-table td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.cookie-table th { background: var(--bg-soft); color: var(--navy-800); }

/* ---------- FAQ ---------- */
.faq details { border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; margin-bottom: 12px; }
.faq summary {
  cursor: pointer; list-style: none; padding: 18px 52px 18px 20px; font-weight: 650; color: var(--navy-900);
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; color: var(--teal-600); font-weight: 400;
}
.faq details[open] summary::after { content: "−"; }
.faq .faq-body { padding: 0 20px 18px; color: var(--ink-soft); }
.faq h2 { margin-top: 36px; font-size: 1.35rem; }
.faq h2:first-child { margin-top: 0; }

/* ---------- Texto longo (políticas) ---------- */
.prose { max-width: 820px; }
.prose h2 { font-size: 1.45rem; margin-top: 1.8em; }
.prose h3 { margin-top: 1.4em; }
.prose .updated { color: var(--ink-soft); font-size: .95rem; }
.toc { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; margin: 0 0 28px; }
.toc p { font-weight: 700; margin-bottom: .4em; color: var(--navy-800); }
.toc ol { margin: 0; }

/* ---------- Formulário ---------- */
.contact-grid { display: grid; grid-template-columns: 1.35fr .9fr; gap: 36px; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 32px; box-shadow: var(--shadow); }
@media (max-width: 560px) { .form-card { padding: 22px 18px; } }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.field { margin-bottom: 18px; }
.field label, .field .label { display: block; font-weight: 650; margin-bottom: 6px; color: var(--navy-900); font-size: .98rem; }
.field .opt { font-weight: 400; color: var(--ink-soft); font-size: .88rem; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink);
  padding: 12px 14px; border: 1.5px solid #b9c7d3; border-radius: var(--radius-sm); background: #fff;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal-500); outline: 3px solid rgba(15,154,167,.25); outline-offset: 0; }
.field .hint { font-size: .86rem; color: var(--ink-soft); margin-top: 5px; }
.field-check { display: flex; gap: 10px; align-items: flex-start; }
.field-check input { width: 20px; height: 20px; margin-top: 3px; flex: none; accent-color: var(--teal-600); }
.field-check label { font-weight: 400; margin: 0; }
.hp-field { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin-top: 16px; padding: 14px 16px; border-radius: var(--radius-sm); display: none; }
.form-status.is-visible { display: block; }
.form-status.is-success { background: #e4f6ea; border: 1px solid #9fd6b0; color: #134a26; }
.form-status.is-error { background: #fdeaea; border: 1px solid #efb1b1; color: #6b1717; }
.form-status.is-info { background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink); }
.small { font-size: .9rem; color: var(--ink-soft); }

.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line); margin: 0; }
.info-list li:last-child { border-bottom: 0; }
.info-list .icon { margin: 0; flex: none; width: 42px; height: 42px; }
.info-list strong { display: block; color: var(--navy-900); }

/* ---------- Rodapé ---------- */
.site-footer { background: var(--navy-900); color: #b8cad6; padding: 60px 0 28px; font-size: .95rem; }
.site-footer a { color: #d9e8f1; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h2 { color: #fff; font-size: 1rem; letter-spacing: .04em; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.footer-brand .brand { color: #fff; margin-bottom: 14px; }
.footer-brand .brand-sub { color: #9fb6c5; }
.footer-legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 40px; padding-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .88rem; }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: #d9e8f1; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.linklike:hover { color: #fff; }
address { font-style: normal; }

/* ---------- Banner e painel de cookies ---------- */
.cookie-banner {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 200;
  max-width: 980px; margin: 0 auto; background: #fff; color: var(--ink);
  border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 20px 50px rgba(7,23,38,.25);
  padding: 22px 24px; display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center;
}
.cookie-banner[hidden] { display: none; }
.cookie-banner h2 { font-size: 1.08rem; margin-bottom: .3em; }
.cookie-banner p { margin: 0; font-size: .95rem; color: var(--ink-soft); }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
.cookie-actions .btn { padding: 10px 18px; font-size: .95rem; }
@media (max-width: 760px) { .cookie-banner { grid-template-columns: 1fr; left: 10px; right: 10px; bottom: 10px; padding: 18px; } .cookie-actions { justify-content: stretch; } .cookie-actions .btn { flex: 1 1 100%; } }

.cookie-modal { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 16px; background: rgba(7,23,38,.55); }
.cookie-modal[hidden] { display: none; }
.cookie-dialog { background: #fff; border-radius: 18px; max-width: 640px; width: 100%; max-height: 92vh; overflow: auto; padding: 28px; box-shadow: 0 30px 70px rgba(0,0,0,.35); }
.cookie-dialog h2 { font-size: 1.3rem; }
.cookie-cat { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin: 14px 0; }
.cookie-cat-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.cookie-cat-head h3 { margin: 0; font-size: 1.02rem; }
.cookie-cat p { margin: 8px 0 0; font-size: .93rem; color: var(--ink-soft); }
.switch { position: relative; display: inline-flex; align-items: center; gap: 8px; font-size: .88rem; font-weight: 650; color: var(--navy-800); cursor: pointer; }
.switch input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.switch .track { width: 46px; height: 26px; border-radius: 999px; background: #b9c7d3; position: relative; transition: background .2s; flex: none; }
.switch .track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; transition: transform .2s; box-shadow: 0 1px 3px rgba(0,0,0,.25); }
.switch input:checked + .track { background: var(--teal-600); }
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 3px solid var(--amber-500); outline-offset: 2px; }
.switch input:disabled + .track { opacity: .6; }
.cookie-dialog .cookie-actions { margin-top: 18px; }

.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.mt-0 { margin-top: 0; } .mt-2 { margin-top: 24px; } .mb-0 { margin-bottom: 0; }
.center { text-align: center; }
.steps.steps-2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 560px) { .steps.steps-2 { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .data-table, .data-table tbody, .data-table tr { display: block; width: 100%; } }
.contact-grid > *, .split > *, .grid > * { min-width: 0; }
.data-table td, .info-list, address, .footer-legal, .prose { overflow-wrap: anywhere; }