/*
Theme Name: ZeroUm Guia
Theme URI: https://zeroumbet.homes/
Author: Site editorial
Description: Portal independente de informação, segurança e solução de problemas.
Version: 1.0.0
Text Domain: zeroum-guia
*/

:root {
  --bg: #07110e;
  --bg-2: #0d1b17;
  --card: #12241e;
  --card-hover: #183027;
  --lime: #b8f34a;
  --cyan: #3dd6c6;
  --text: #f3f8f5;
  --muted: #afc2b8;
  --border: #29453a;
  --warning: #f0b44d;
  --danger: #e16f73;
  --focus: #d3ff7c;
  --max: 1200px;
  --read: 800px;
  --radius: 14px;
  --shadow: 0 14px 36px rgba(0,0,0,.24);
  --header: 66px;
}

* { box-sizing: border-box; min-width: 0; }
html { scroll-behavior: smooth; color-scheme: dark; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 17px; line-height: 1.7; overflow-wrap: anywhere; }
body.menu-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); text-decoration-thickness: .08em; text-underline-offset: .16em; }
a:hover { color: var(--lime); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.container { width: min(calc(100% - 36px), var(--max)); margin-inline: auto; }
.read { width: min(100%, var(--read)); }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 1000; background: var(--lime); color: var(--bg); padding: 10px 14px; border-radius: 8px; font-weight: 700; }
.skip-link:focus { top: 10px; }

.site-header { position: sticky; top: 0; z-index: 100; height: var(--header); border-bottom: 1px solid var(--border); background: rgba(7,17,14,.96); backdrop-filter: blur(12px); }
.header-inner { height: 100%; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; }
.brand { color: var(--text); text-decoration: none; display: inline-flex; flex-direction: column; line-height: 1.05; }
.brand strong { color: var(--lime); font-size: 1.08rem; letter-spacing: -.02em; }
.brand span { color: var(--muted); font-size: .7rem; margin-top: 4px; }
.site-header .brand-logo { align-self: flex-start; width: auto; max-width: none; height: 46px; border-radius: 6px; object-fit: contain; }
.primary-nav { justify-self: center; }
.primary-nav ul, .footer-menu { display: flex; align-items: center; gap: 8px; margin: 0; padding: 0; list-style: none; }
.primary-nav a { display: grid; place-items: center; min-height: 44px; padding: 8px 10px; color: var(--text); text-decoration: none; border-radius: 8px; font-size: .9rem; }
.primary-nav a:hover, .primary-nav .current-menu-item > a { background: var(--card); color: var(--lime); }
.header-cta, .btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--lime); border-radius: 10px; padding: 10px 18px; background: var(--lime); color: var(--bg); font-weight: 750; text-decoration: none; line-height: 1.25; transition: transform .16s ease, background .16s ease; }
.header-cta:hover, .btn:hover { color: var(--bg); background: #cbff68; transform: translateY(-1px); }
.btn.secondary { background: transparent; color: var(--cyan); border-color: var(--cyan); }
.btn.secondary:hover { background: rgba(61,214,198,.09); color: var(--text); }
.menu-toggle { display: none; width: 48px; height: 48px; border: 1px solid var(--border); border-radius: 10px; background: var(--card); color: var(--text); font: inherit; }

main { display: block; }
section[id] { scroll-margin-top: 84px; }
.hero { padding: 72px 0 58px; background: radial-gradient(circle at 82% 25%, rgba(61,214,198,.11), transparent 38%), linear-gradient(180deg, #07110e, #0a1713); border-bottom: 1px solid var(--border); }
.hero-grid { display: grid; grid-template-columns: 55fr 45fr; gap: clamp(32px, 5vw, 70px); align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--lime); font-weight: 750; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 9px; height: 9px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 0 5px rgba(184,243,74,.1); }
h1, h2, h3 { line-height: 1.16; letter-spacing: -.025em; text-wrap: balance; }
h1 { margin: 16px 0 20px; font-size: clamp(2.35rem, 5vw, 4.55rem); max-width: 920px; }
h2 { font-size: clamp(1.75rem, 3vw, 2.7rem); margin: 0 0 18px; }
h3 { font-size: 1.24rem; margin: 24px 0 10px; }
.lead { color: #d8e5df; font-size: clamp(1.05rem, 1.5vw, 1.2rem); max-width: 720px; }
.hero-actions, .section-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-media, .feature-media { margin: 0; border: 1px solid var(--border); border-radius: calc(var(--radius) + 4px); overflow: hidden; background: var(--card); box-shadow: var(--shadow); }
.hero-media img { width: 100%; aspect-ratio: 16/10; object-fit: cover; object-position: center; }
.feature-media img { width: 100%; aspect-ratio: 3/2; object-fit: cover; object-position: center; }
figcaption { padding: 10px 14px; color: var(--muted); font-size: .86rem; border-top: 1px solid var(--border); }

.section { padding: 72px 0; border-bottom: 1px solid rgba(41,69,58,.72); }
.section.alt { background: var(--bg-2); }
.section-head { max-width: 760px; margin-bottom: 28px; }
.section-head p { color: var(--muted); }
.split { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr); gap: clamp(30px, 5vw, 64px); align-items: center; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.card, .step, .trouble { border: 1px solid var(--border); background: var(--card); border-radius: var(--radius); padding: 22px; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.card { color: var(--text); text-decoration: none; }
.card:hover { background: var(--card-hover); border-color: #3a6553; transform: translateY(-2px); }
.card h3 { margin: 12px 0 8px; color: var(--text); }
.card p, .step p, .trouble p { color: var(--muted); margin: 0; }
.card .link-label { display: block; color: var(--lime); font-weight: 700; margin-top: 14px; text-decoration: underline; text-underline-offset: 3px; }
.icon { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid #3f6c59; border-radius: 11px; color: var(--lime); background: #0b1914; font-weight: 800; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 24px; counter-reset: step; }
.step { position: relative; padding-top: 64px; counter-increment: step; }
.step::before { content: counter(step, decimal-leading-zero); position: absolute; top: 18px; left: 22px; color: var(--lime); font-weight: 850; letter-spacing: .08em; }
.step strong { display: block; margin-bottom: 8px; }
.checklist { margin: 18px 0; padding: 0; list-style: none; display: grid; gap: 11px; }
.checklist li { position: relative; padding-left: 30px; }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--lime); font-weight: 850; }
.notice, .warning, .dont { padding: 18px 20px; border-radius: 10px; background: rgba(61,214,198,.07); border: 1px solid var(--border); border-left: 4px solid var(--cyan); margin: 22px 0; }
.warning { background: rgba(240,180,77,.07); border-left-color: var(--warning); }
.dont { background: rgba(225,111,115,.07); border-left-color: var(--danger); }
.notice strong, .warning strong, .dont strong { color: var(--text); }
.fact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.fact { border-top: 3px solid var(--cyan); background: var(--card); border-radius: 0 0 var(--radius) var(--radius); padding: 20px; }
.fact strong { display: block; color: var(--lime); margin-bottom: 4px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.table-hint { display: none; color: var(--muted); font-size: .85rem; margin-bottom: 8px; }
table { width: 100%; border-collapse: collapse; min-width: 680px; }
th, td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--lime); background: #0c1a16; }
tr:last-child td { border-bottom: 0; }

.page-hero { padding: 60px 0 44px; border-bottom: 1px solid var(--border); background: linear-gradient(135deg, #08130f, #0d1b17); }
.breadcrumb { color: var(--muted); font-size: .88rem; margin-bottom: 18px; }
.breadcrumb a { color: var(--cyan); }
.page-hero h1 { font-size: clamp(2.2rem, 4vw, 3.8rem); margin-top: 10px; }
.page-layout { display: grid; grid-template-columns: minmax(0, var(--read)) 280px; gap: 64px; align-items: start; }
.page-main { min-width: 0; }
.toc { position: sticky; top: 88px; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; background: var(--card); }
.toc strong { display: block; color: var(--lime); margin-bottom: 10px; }
.toc ul { margin: 0; padding-left: 18px; }
.toc li + li { margin-top: 7px; }
.toc a { color: var(--muted); font-size: .88rem; }
.toc details summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); }
.faq-list summary { cursor: pointer; min-height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 18px; font-weight: 750; color: var(--text); }
.faq-list summary::after { content: "+"; color: var(--lime); font-size: 1.35rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-answer { padding: 0 18px 18px; color: #d7e4de; }
.faq-answer p:last-child { margin-bottom: 0; }
.related { margin-top: 36px; padding: 24px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-2); }

.site-footer { border-top: 1px solid var(--border); background: #050d0b; padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.35fr repeat(3, 1fr); gap: 36px; }
.site-footer h2 { font-size: .86rem; text-transform: uppercase; letter-spacing: .08em; color: var(--lime); }
.footer-menu { display: grid; align-items: start; gap: 8px; }
.footer-menu a { color: var(--muted); }
.footer-note { color: var(--muted); font-size: .9rem; max-width: 420px; }
.footer-bottom { margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--muted); font-size: .84rem; }
.back-top { position: fixed; right: 16px; bottom: 16px; width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--border); border-radius: 50%; background: var(--card); color: var(--lime); text-decoration: none; opacity: 0; pointer-events: none; transition: opacity .2s ease; }
.back-top.visible { opacity: 1; pointer-events: auto; }

@media (max-width: 1023px) {
  :root { --header: 60px; }
  .site-header .brand-logo { height: 40px; }
  .primary-nav, .header-cta { display: none; }
  .header-inner { grid-template-columns: 1fr auto; }
  .menu-toggle { display: grid; place-items: center; }
  .primary-nav.open { display: block; position: fixed; inset: var(--header) 0 auto 0; max-height: calc(100vh - var(--header)); overflow: auto; padding: 18px; background: var(--bg); border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
  .primary-nav.open ul { display: grid; align-items: stretch; }
  .primary-nav.open a { justify-content: start; padding: 12px 14px; }
  .primary-nav.open .mobile-only { display: block; }
  .hero-grid, .split { grid-template-columns: 1fr 1fr; }
  .cards.four { grid-template-columns: repeat(2, 1fr); }
  .page-layout { grid-template-columns: 1fr; gap: 24px; }
  .toc { position: static; grid-row: 1; }
  .page-main { grid-row: 2; }
  .footer-grid { grid-template-columns: 1.3fr repeat(3, 1fr); gap: 22px; }
}
@media (min-width: 1024px) { .mobile-only { display: none !important; } .toc summary { pointer-events: none; } }
@media (max-width: 767px) {
  body { font-size: 16px; }
  .hero { padding: 44px 0; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-copy { order: 1; }
  .hero-media { order: 2; }
  .hero-media img { aspect-ratio: 4/3; }
  .hero-actions, .section-actions { display: grid; }
  .btn { width: 100%; }
  .section { padding: 44px 0; }
  .cards, .cards.four, .steps, .fact-grid { grid-template-columns: 1fr; }
  .task-cards { grid-template-columns: repeat(2, 1fr); }
  .task-cards .card { padding: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 42px 0 34px; }
  .table-hint { display: block; }
}
@media (max-width: 390px) {
  .container { width: min(calc(100% - 36px), var(--max)); }
  .task-cards { grid-template-columns: 1fr; }
  h1 { font-size: 2.16rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}