:root {
  --ink: #0B2B45;
  --ink-deep: #06192A;
  --steel: #55636F;
  --paper: #F3F5F4;
  --white: #FFFFFF;
  --pellet: #2F7DB8;
  --signal: #F2B705;
  --line: #D5DCE0;
  --text: #15222D;
  --display: "Barlow Condensed", "Arial Narrow", Arial, sans-serif;
  --body: "Barlow", "Segoe UI", Arial, sans-serif;
  --wrap: 1180px;
  --radius-s: 4px;
  --radius-m: 10px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--body); font-size: 1.0625rem; line-height: 1.6; color: var(--text); background: var(--white); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--pellet); }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.08; color: var(--ink); margin: 0 0 .5em; letter-spacing: -.005em; }
h1 { font-size: clamp(2.6rem, 6.4vw, 4.75rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.1rem); }
h3 { font-size: 1.55rem; font-weight: 600; }
p { margin: 0 0 1em; max-width: 68ch; }

.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 0; background: var(--signal); color: var(--ink); padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Cabeçalho */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--ink); color: var(--white); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 1rem; }
.logo { font-family: var(--display); font-weight: 700; font-size: 1.7rem; letter-spacing: .14em; color: var(--white); text-decoration: none; }
.logo:hover { color: var(--white); }
.nav-toggle { display: none; background: none; border: 1px solid rgba(255,255,255,.4); color: var(--white); font: 600 1rem var(--body); padding: .45rem .9rem; border-radius: var(--radius-s); cursor: pointer; }
.site-nav ul { list-style: none; display: flex; gap: 1.4rem; margin: 0; padding: 0; align-items: center; }
.site-nav a { color: #C9D6E0; text-decoration: none; font-weight: 500; font-size: .98rem; }
.site-nav a:hover { color: var(--white); }
.site-nav a.btn { color: var(--ink); }

/* Botões */
.btn { display: inline-block; font: 600 1.02rem var(--body); text-decoration: none; padding: .8rem 1.4rem; border-radius: var(--radius-s); border: 2px solid transparent; cursor: pointer; transition: background-color .15s, color .15s; }
.btn-signal { background: var(--signal); color: var(--ink); }
.btn-signal:hover { background: #FFCB2E; color: var(--ink); }
.btn-ghost { border-color: rgba(255,255,255,.55); color: var(--white); }
.btn-ghost:hover { background: var(--white); color: var(--ink); }
.btn-ink { background: var(--ink); color: var(--white); }
.btn-ink:hover { background: var(--ink-deep); color: var(--white); }
.btn[disabled] { opacity: .6; cursor: wait; }

/* Hero */
.hero { background: var(--ink); color: #DCE5EC; padding: clamp(3.5rem, 9vw, 7rem) 0 0; }
.hero h1 { color: var(--white); max-width: 15ch; }
.hero .kicker, .page-hero .kicker, .chain-section .kicker { color: #8CC0E8; }
.hero-lead { font-size: 1.2rem; max-width: 58ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 2rem 0 2.5rem; }
.decree { border-left: 4px solid var(--signal); padding: .2rem 0 .2rem 1.1rem; max-width: 62ch; color: #C9D6E0; }
.decree strong { color: var(--white); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); margin: 3.5rem 0 0; border-top: 1px solid rgba(255,255,255,.18); }
.stats div { padding: 1.6rem 1.2rem 1.8rem 0; }
.stats dt { font-family: var(--display); font-weight: 700; font-size: clamp(2rem, 3.6vw, 2.8rem); color: var(--white); line-height: 1; }
.stats dd { margin: .45rem 0 0; font-size: .95rem; color: #AFC0CD; }

/* Seções */
.section { padding: clamp(4rem, 8vw, 6.5rem) 0; }
.section-paper { background: var(--paper); }
.section-head { max-width: 760px; margin-bottom: 2.8rem; }
.kicker { font-weight: 600; color: var(--pellet); margin: 0 0 .6rem; }

/* Resinas */
.feature { display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center; margin-bottom: 3.5rem; }
.pellets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 0; }
.pellets figure { margin: 0; }
.pellets img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius-m); background: var(--line); }
.pellets figcaption { font-size: .9rem; color: var(--steel); margin-top: .4rem; }
.products { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.product { background: var(--white); border: 1px solid var(--line); border-top: 4px solid var(--pellet); padding: 1.8rem; }
.product.service { border-top-color: var(--signal); }
.product .tag { font-weight: 600; color: var(--steel); font-size: .95rem; margin: 0 0 .3rem; }
.specs { display: grid; grid-template-columns: max-content 1fr; gap: .35rem 1.2rem; margin: 1.2rem 0 0; font-size: .97rem; }
.specs dt { color: var(--steel); }
.specs dd { margin: 0; font-weight: 600; }

/* Resíduos */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.photo { margin: 0; }
.photo img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius-m); background: var(--line); }
.photo figcaption { font-size: .92rem; color: var(--steel); margin-top: .5rem; }
.points { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 2.5rem; margin-top: 3rem; }
.points h3 { font-size: 1.35rem; }
.steps4 { list-style: none; counter-reset: s; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; padding: 0; margin: 3rem 0; }
.steps4 li { counter-increment: s; border-top: 2px solid var(--ink); padding-top: 1rem; }
.steps4 li::before { content: counter(s); font-family: var(--display); font-weight: 700; font-size: 1.9rem; color: var(--pellet); display: block; line-height: 1; margin-bottom: .4rem; }
.steps4 strong { display: block; font-size: 1.1rem; color: var(--ink); }
.callout { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem; background: var(--ink); color: #DCE5EC; padding: 2rem 2.2rem; border-radius: var(--radius-m); }
.callout p { margin: 0; }
.callout strong { color: var(--white); font-size: 1.15rem; display: block; }

/* Processo: cadeia de custódia */
.chain-section { background: var(--ink-deep); color: #C9D6E0; }
.chain-section h2 { color: var(--white); }
.chain { list-style: none; counter-reset: c; display: grid; grid-template-columns: repeat(7, 1fr); padding: 0; margin: 3rem 0 0; position: relative; }
.chain::before { content: ""; position: absolute; left: 1.45rem; right: calc(100% / 7 - 1.45rem); top: 1.45rem; height: 2px; background: linear-gradient(90deg, var(--pellet), var(--signal)); }
.chain li { counter-increment: c; position: relative; padding-right: 1rem; }
.chain li::before { content: counter(c); position: relative; display: grid; place-items: center; width: 2.9rem; height: 2.9rem; border-radius: 50%; background: var(--ink-deep); border: 2px solid var(--pellet); color: var(--white); font-family: var(--display); font-weight: 700; font-size: 1.3rem; margin-bottom: 1rem; }
.chain li:last-child::before { border-color: var(--signal); }
.chain strong { display: block; color: var(--white); font-family: var(--display); font-size: 1.35rem; font-weight: 600; margin-bottom: .3rem; }
.chain span { font-size: .95rem; line-height: 1.5; display: block; }

/* Estrutura */
.infra { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem 2rem; }
.infra .num { font-family: var(--display); font-weight: 700; font-size: 2.2rem; color: var(--pellet); line-height: 1; margin: 0 0 .6rem; }
.infra h3 { font-size: 1.3rem; margin-bottom: .4rem; }
.infra p { font-size: .99rem; }

/* Reinserção */
.reinsert { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3.5rem; align-items: start; }
.pillars { display: grid; gap: 0; margin: 0; }
.pillars div { padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.pillars div:first-child { border-top: 1px solid var(--line); }
.pillars dt { font-weight: 700; color: var(--ink); }
.pillars dd { margin: .2rem 0 0; color: var(--steel); }

/* Conformidade */
.compliance { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.compliance article { background: var(--white); border: 1px solid var(--line); padding: 1.6rem; }
.compliance h3 { font-size: 1.3rem; }
.compliance p { font-size: .98rem; margin: 0; }
.certs { margin-top: 2.5rem; padding: 1.6rem 1.8rem; border: 1px dashed var(--steel); background: var(--white); }
.certs h3 { font-size: 1.3rem; margin-bottom: .3rem; }
.certs ul { margin: .6rem 0 0; padding-left: 1.2rem; }
.certs p { margin: 0; color: var(--steel); }
.segments { display: flex; flex-wrap: wrap; gap: .6rem; list-style: none; padding: 0; margin: 2.5rem 0 0; }
.segments li { border: 1px solid var(--ink); padding: .35rem .85rem; border-radius: 999px; font-size: .95rem; color: var(--ink); }

/* FAQ */
.faq { max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; font-weight: 600; font-size: 1.12rem; color: var(--ink); padding: 1.15rem 2.5rem 1.15rem 0; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .3rem; top: .9rem; font-size: 1.6rem; color: var(--pellet); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding-bottom: 1rem; }

/* Formulário */
.contact { display: grid; grid-template-columns: .85fr 1.15fr; gap: 3.5rem; align-items: start; }
.contact-info dl { margin: 2rem 0 0; display: grid; gap: 1rem; }
.contact-info dt { font-weight: 600; color: var(--steel); font-size: .95rem; }
.contact-info dd { margin: 0; font-size: 1.08rem; }
.lead-form { background: var(--white); border: 1px solid var(--line); padding: 2rem; border-radius: var(--radius-m); }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.2rem; }
.field { display: flex; flex-direction: column; gap: .35rem; }
.field.full { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: .95rem; color: var(--ink); }
.field .opt { font-weight: 400; color: var(--steel); }
.field input, .field select, .field textarea { font: inherit; font-size: 1rem; padding: .7rem .8rem; border: 1px solid #AEB9C1; border-radius: var(--radius-s); background: var(--white); color: var(--text); width: 100%; }
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--pellet); outline: 2px solid var(--pellet); outline-offset: 0; }
.consent { display: flex; gap: .6rem; align-items: flex-start; margin: 1.3rem 0; font-size: .95rem; }
.consent input { margin-top: .3rem; width: 1.1rem; height: 1.1rem; flex: none; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 1rem 0 0; padding: 0; font-weight: 600; }
.form-status.ok { color: #1E7A46; }
.form-status.err { color: #B3261E; }
.cf-turnstile { margin: 0 0 1rem; }

/* Rodapé */
.site-footer { background: var(--ink); color: #AFC0CD; padding: 4rem 0 2rem; font-size: .97rem; }
.site-footer a { color: #DCE5EC; text-decoration: none; }
.site-footer a:hover { color: var(--white); text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.4fr 1fr; gap: 2.5rem; }
.site-footer h2 { font-family: var(--body); font-size: 1rem; font-weight: 700; color: var(--white); margin: 0 0 .9rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.site-footer address { font-style: normal; display: grid; gap: .45rem; }
.legal { border-top: 1px solid rgba(255,255,255,.15); margin-top: 3rem; padding-top: 1.5rem; font-size: .9rem; }

/* Banner de cookies */
.cookie { position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 90; max-width: 640px; margin-inline: auto; background: var(--white); color: var(--text); border: 1px solid var(--line); border-radius: var(--radius-m); padding: 1.1rem 1.3rem; box-shadow: 0 10px 30px rgba(6,25,42,.25); display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between; }
.cookie[hidden] { display: none; }
.cookie p { margin: 0; font-size: .95rem; flex: 1 1 280px; }
.cookie div { display: flex; gap: .6rem; }
.cookie .btn { padding: .55rem 1rem; font-size: .95rem; }
.btn-line { border-color: var(--ink); color: var(--ink); background: var(--white); }

/* Páginas internas */
.page-hero { background: var(--ink); color: #DCE5EC; padding: clamp(3rem, 7vw, 5rem) 0; }
.page-hero h1 { color: var(--white); font-size: clamp(2.3rem, 5.5vw, 3.8rem); max-width: 20ch; }
.page-hero p { font-size: 1.15rem; }
.prose { max-width: 780px; }
.prose h2 { font-size: 1.9rem; margin-top: 2.2rem; }
.prose ul { padding-left: 1.3rem; }
.prose li { margin-bottom: .4rem; }
.notice { text-align: center; padding: 6rem 0; }
.notice p { margin-inline: auto; }

/* Responsivo */
@media (max-width: 1080px) {
  .chain { grid-template-columns: 1fr; gap: 0; }
  .chain::before { left: 1.4rem; right: auto; top: 0; bottom: 0; width: 2px; height: auto; background: linear-gradient(180deg, var(--pellet), var(--signal)); }
  .chain li { display: grid; grid-template-columns: 2.9rem 1fr; column-gap: 1.2rem; padding: 0 0 1.6rem; }
  .chain li::before { grid-row: span 2; margin: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--ink); border-top: 1px solid rgba(255,255,255,.12); }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: .5rem 1.25rem 1.25rem; }
  .site-nav li a { display: block; padding: .75rem 0; }
  .site-nav li a.btn { text-align: center; margin-top: .5rem; }
  .stats { grid-template-columns: 1fr 1fr; }
  .feature, .split, .reinsert, .contact { grid-template-columns: 1fr; gap: 2rem; }
  .products, .points, .compliance, .infra { grid-template-columns: 1fr 1fr; }
  .steps4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  body { font-size: 1rem; }
  .products, .points, .compliance, .infra, .fields, .steps4 { grid-template-columns: 1fr; }
  .lead-form { padding: 1.3rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .callout { padding: 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* Navegação estrutural */
.crumbs { background: var(--ink-deep); font-size: .9rem; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; padding: .7rem 0; color: #AFC0CD; }
.crumbs li + li::before { content: "/"; margin-right: .4rem; color: #6F8597; }
.crumbs a { color: #DCE5EC; text-decoration: none; }
.crumbs a:hover { text-decoration: underline; color: var(--white); }

/* Portas de entrada na home */
.doors { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.door { display: block; text-decoration: none; color: var(--text); background: var(--white); border: 1px solid var(--line); border-left: 6px solid var(--signal); padding: 1.8rem 2rem; }
.door.buy { border-left-color: var(--pellet); }
.door:hover { border-color: var(--ink); color: var(--text); }
.door h2 { font-size: 1.9rem; margin-bottom: .3rem; }
.door p { margin: 0 0 1rem; }
.door .go { font-weight: 700; color: var(--ink); text-decoration: underline; }

/* Lista de materiais e cidades */
.mat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; list-style: none; padding: 0; margin: 0; }
.mat-grid a { display: block; height: 100%; text-decoration: none; color: var(--text); background: var(--white); border: 1px solid var(--line); border-top: 3px solid var(--pellet); padding: 1.2rem 1.3rem; }
.mat-grid a:hover { border-color: var(--ink); color: var(--text); }
.mat-grid strong { display: block; font-family: var(--display); font-size: 1.35rem; font-weight: 600; color: var(--ink); line-height: 1.15; margin-bottom: .3rem; }
.mat-grid span { font-size: .95rem; color: var(--steel); }
.city-list { display: flex; flex-wrap: wrap; gap: .6rem; list-style: none; padding: 0; margin: 0; }
.city-list a { display: inline-block; border: 1px solid var(--ink); border-radius: 999px; padding: .4rem .95rem; text-decoration: none; color: var(--ink); font-weight: 500; }
.city-list a:hover { background: var(--ink); color: var(--white); }
.accept { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.accept ul { padding-left: 1.2rem; margin: 0; }
.accept li { margin-bottom: .45rem; }
.accept .no h3 { color: #8A2C1F; }
.prose-block > * { max-width: 760px; }
.prose-block h2 { margin-top: 2.5rem; }
.prose-block h2:first-child { margin-top: 0; }
.prose-block ul { padding-left: 1.2rem; }
.prose-block li { margin-bottom: .4rem; }
.footer-grid { grid-template-columns: 1.3fr 1fr 1.25fr 1.15fr 1.3fr; }
@media (max-width: 1080px) { .footer-grid { grid-template-columns: 1fr 1fr 1fr; } }
@media (max-width: 900px) { .doors, .accept { grid-template-columns: 1fr; } .mat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .mat-grid { grid-template-columns: 1fr; } .footer-grid { grid-template-columns: 1fr; } }
.section-head.spaced { margin: 3rem 0 1.2rem; }
.spaced-top { margin-top: 1.5rem; }

/* Fotos da planta */
.split-media { align-items: center; margin-bottom: 2.8rem; }
.split-media .section-head { margin-bottom: 0; }
.photo-square img { aspect-ratio: 1; }
.photo-inline { max-width: 560px; margin-top: 2.5rem; }
.prose-block .photo { margin: 2rem 0; }
@media (max-width: 620px) { .pellets { grid-template-columns: 1fr 1fr; } }

/* Rev. 05 */
.pellets-2 { grid-template-columns: 1fr 1fr; margin-top: 1.5rem; }
.card-link { margin: 1.1rem 0 0; font-weight: 600; }
.card-link a { color: var(--pellet); }
.note { max-width: 760px; margin-top: 2rem; color: var(--steel); }
.split .product + .photo, .split .product + .pellets { margin-top: 1.5rem; }
.site-nav a { white-space: nowrap; }
@media (max-width: 1180px) {
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--ink); border-top: 1px solid rgba(255,255,255,.12); }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: .5rem 1.25rem 1.25rem; }
  .site-nav li a { display: block; padding: .75rem 0; }
  .site-nav li a.btn { text-align: center; margin-top: .5rem; }
}