:root {
    --ink: #111827;
    --muted: #5f6b7a;
    --line: #e5e7eb;
    --surface: #ffffff;
    --soft: #f6f7f9;
    --green: #168a55;
    --green-dark: #0f6b41;
    --green-soft: #eaf7f0;
    --orange: #f97316;
    --blue: #2563eb;
    --radius: 20px;
    --shadow: 0 20px 50px rgba(17, 24, 39, .08);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
    margin: 0;
    width: 100%;
    background: #fbfcfd;
    color: var(--ink);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(37, 99, 235, .35); outline-offset: 3px; }
.skip-link { position: fixed; left: 16px; top: -64px; z-index: 100; background: var(--ink); color: white; padding: 12px 16px; border-radius: 10px; }
.skip-link:focus { top: 12px; }
.container { width: min(1160px, calc(100% - 32px)); margin-inline: auto; }
.section { padding: clamp(64px, 8vw, 108px) 0; }
.section-soft { background: var(--soft); border-block: 1px solid var(--line); }
.eyebrow { margin: 0 0 12px; color: var(--green-dark); font-size: 12px; line-height: 1.4; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.section-heading { max-width: 680px; margin-bottom: 40px; }
.section-heading.center { margin-inline: auto; text-align: center; }
.section-heading h2 { margin: 0; font-size: clamp(30px, 4.5vw, 48px); line-height: 1.08; letter-spacing: -.04em; }
.section-heading p { margin: 16px 0 0; color: var(--muted); font-size: clamp(16px, 2vw, 18px); line-height: 1.7; }

.site-header { position: sticky; top: 0; z-index: 80; border-bottom: 1px solid rgba(229,231,235,.86); background: rgba(255,255,255,.9); backdrop-filter: blur(16px); }
.header-inner { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; min-height: 44px; align-items: center; gap: 10px; font-size: 16px; font-weight: 850; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; border-radius: 10px; object-fit: contain; }
.desktop-nav { display: flex; align-items: center; gap: 6px; }
.nav-link { display: inline-flex; min-height: 44px; align-items: center; padding: 0 12px; border-radius: 10px; color: #4b5563; font-size: 14px; font-weight: 650; }
.nav-link:hover { background: #f3f4f6; color: var(--ink); }
.btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 9px; padding: 0 20px; border: 1px solid transparent; border-radius: 12px; cursor: pointer; font-weight: 750; line-height: 1.2; transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn-primary { background: var(--ink); color: white; box-shadow: 0 8px 20px rgba(17,24,39,.16); }
.btn-primary:hover { background: #273244; box-shadow: 0 12px 26px rgba(17,24,39,.2); }
.btn-green { background: var(--green); color: white; box-shadow: 0 8px 20px rgba(22,138,85,.18); }
.btn-green:hover { background: var(--green-dark); }
.btn-secondary { border-color: #d7dce2; background: white; color: var(--ink); }
.btn-secondary:hover { border-color: #aeb6c2; background: #f9fafb; }
.btn:disabled { cursor: not-allowed; opacity: .52; transform: none; box-shadow: none; }
.menu-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 11px; background: white; color: var(--ink); cursor: pointer; }
.menu-toggle svg { width: 22px; height: 22px; }
.mobile-menu { display: grid; grid-template-rows: 0fr; visibility: hidden; opacity: 0; border-top: 1px solid transparent; background: white; transition: grid-template-rows .24s ease, opacity .2s ease, visibility .2s, border-color .2s; }
.mobile-menu-inner { min-height: 0; overflow: hidden; padding-block: 0; display: grid; gap: 4px; transition: padding .24s ease; }
.mobile-menu.open { grid-template-rows: 1fr; visibility: visible; opacity: 1; border-color: var(--line); }
.mobile-menu.open .mobile-menu-inner { padding-block: 10px 16px; }
.mobile-menu .nav-link, .mobile-menu .btn { width: 100%; justify-content: flex-start; }
.mobile-menu .btn { margin-top: 6px; justify-content: center; }

.hero { position: relative; overflow: hidden; padding: clamp(58px, 8vw, 100px) 0 clamp(72px, 10vw, 120px); background: radial-gradient(circle at 85% 12%, rgba(37,99,235,.09), transparent 29%), radial-gradient(circle at 12% 4%, rgba(249,115,22,.1), transparent 27%), #fbfcfd; }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .45; pointer-events: none; background-image: radial-gradient(#cbd5e1 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(to bottom, black, transparent 82%); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0,1.05fr) minmax(380px,.95fr); align-items: center; gap: clamp(36px, 7vw, 80px); }
.hero-copy h1 { margin: 0; max-width: 720px; font-size: clamp(42px, 6vw, 72px); line-height: 1.01; letter-spacing: -.055em; }
.hero-copy h1 span { color: var(--green); }
.hero-copy > p { max-width: 620px; margin: 24px 0 0; color: var(--muted); font-size: clamp(17px, 2.2vw, 20px); line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-actions .btn { min-height: 56px; padding-inline: 26px; }
.risk-note { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 20px 0 0; padding: 0; list-style: none; color: #4b5563; font-size: 13px; font-weight: 650; }
.risk-note li { display: inline-flex; align-items: center; gap: 7px; }
.risk-note li::before { content: "✓"; display: grid; width: 19px; height: 19px; place-items: center; border-radius: 50%; background: var(--green-soft); color: var(--green-dark); font-size: 11px; font-weight: 900; }

.product-demo { position: relative; margin: 0 auto; width: min(100%, 470px); padding: 22px; border: 1px solid rgba(203,213,225,.8); border-radius: 30px; background: rgba(255,255,255,.86); box-shadow: 0 36px 80px rgba(17,24,39,.15); backdrop-filter: blur(14px); }
.demo-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.demo-brand { display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 800; }
.demo-logo { width: 34px; height: 34px; border-radius: 10px; background: var(--ink); }
.demo-search { width: 110px; height: 32px; border-radius: 10px; background: #f3f4f6; }
.demo-pills { display: flex; gap: 7px; padding: 16px 0 13px; overflow: hidden; }
.demo-pill { white-space: nowrap; padding: 6px 11px; border-radius: 999px; background: #f3f4f6; color: #6b7280; font-size: 10px; font-weight: 700; }
.demo-pill.active { background: var(--ink); color: white; }
.demo-products { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
.demo-card { padding: 9px; border: 1px solid #eef0f3; border-radius: 14px; background: white; }
.demo-photo { aspect-ratio: 1.25; border-radius: 10px; background: linear-gradient(135deg,#fde68a,#fb923c); }
.demo-card:nth-child(2) .demo-photo { background: linear-gradient(135deg,#bfdbfe,#60a5fa); }
.demo-card h3 { margin: 9px 0 2px; font-size: 11px; }
.demo-card p { margin: 0; font-size: 10px; font-weight: 800; }
.demo-order { position: absolute; right: -28px; bottom: 42px; width: 210px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: white; box-shadow: var(--shadow); }
.demo-order-head { display: flex; justify-content: space-between; gap: 10px; font-size: 10px; color: var(--muted); }
.demo-order-head strong { color: var(--green-dark); }
.demo-order p { margin: 10px 0 0; font-size: 12px; font-weight: 750; }
.demo-order small { display: block; margin-top: 4px; color: var(--muted); }

.trust-bar { border-block: 1px solid var(--line); background: white; }
.trust-list { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); margin: 0; padding: 22px 0; list-style: none; }
.trust-list li { display: flex; align-items: center; justify-content: center; gap: 9px; padding: 8px 16px; border-right: 1px solid var(--line); color: #374151; font-size: 13px; font-weight: 700; text-align: center; }
.trust-list li:last-child { border: 0; }
.trust-icon { color: var(--green); font-size: 18px; }

.benefit-grid, .feature-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.card { padding: clamp(24px, 3vw, 32px); border: 1px solid var(--line); border-radius: var(--radius); background: white; }
.card:hover { border-color: #cbd1d9; box-shadow: 0 16px 40px rgba(17,24,39,.06); }
.icon-box { display: grid; width: 48px; height: 48px; place-items: center; margin-bottom: 20px; border-radius: 14px; background: var(--ink); color: white; font-size: 21px; }
.card h3 { margin: 0; font-size: 19px; line-height: 1.3; }
.card p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.card .outcome { display: block; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--green-dark); font-size: 13px; font-weight: 800; }

.steps-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; counter-reset: step; }
.step { position: relative; padding: 25px 22px; border-radius: 18px; background: white; border: 1px solid var(--line); counter-increment: step; }
.step::before { content: counter(step); display: grid; width: 36px; height: 36px; place-items: center; margin-bottom: 22px; border-radius: 11px; background: var(--ink); color: white; font-weight: 850; }
.step h3 { margin: 0; font-size: 17px; }
.step p { margin: 10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

.feature-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
.feature-card { display: flex; gap: 18px; align-items: flex-start; }
.feature-card .icon-box { flex: 0 0 auto; margin: 0; background: var(--green-soft); color: var(--green-dark); }
.feature-card h3 { font-size: 17px; }
.feature-card p { margin-top: 7px; }

.pricing-wrap { display: grid; grid-template-columns: minmax(0,1fr) minmax(320px,460px); gap: 56px; align-items: center; }
.pricing-copy h2 { margin: 0; font-size: clamp(32px,5vw,52px); line-height: 1.08; letter-spacing: -.045em; }
.pricing-copy > p { margin: 18px 0 0; color: #9ca3af; line-height: 1.75; }
.price-card { padding: clamp(26px,5vw,42px); border: 1px solid #344054; border-radius: 26px; background: #182230; box-shadow: 0 26px 70px rgba(0,0,0,.2); }
.price-card .badge { display: inline-flex; padding: 7px 11px; border-radius: 999px; background: rgba(34,197,94,.12); color: #86efac; font-size: 11px; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }
.price { display: flex; align-items: flex-start; gap: 4px; margin: 22px 0 4px; }
.price strong { font-size: 64px; line-height: .95; letter-spacing: -.06em; }
.price span { margin-top: 8px; color: #d1d5db; font-weight: 750; }
.price-card > small { color: #9ca3af; }
.price-list { margin: 26px 0; padding: 24px 0; border-block: 1px solid #344054; list-style: none; display: grid; gap: 13px; }
.price-list li { display: flex; gap: 10px; color: #e5e7eb; font-size: 14px; }
.price-list li::before { content: "✓"; color: #86efac; font-weight: 900; }
.price-card .btn { width: 100%; background: white; color: var(--ink); }

.faq { display: grid; max-width: 850px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; min-height: 68px; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 2px; cursor: pointer; font-weight: 750; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-size: 24px; font-weight: 400; }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 0; padding: 0 40px 22px 2px; color: var(--muted); line-height: 1.75; }
.final-cta { padding: clamp(44px,7vw,72px); border-radius: 30px; background: var(--ink); color: white; text-align: center; overflow: hidden; }
.final-cta h2 { max-width: 750px; margin: 0 auto; font-size: clamp(32px,5vw,52px); line-height: 1.08; letter-spacing: -.045em; }
.final-cta p { max-width: 620px; margin: 18px auto 28px; color: #cbd5e1; line-height: 1.7; }
.final-cta .btn { background: white; color: var(--ink); }

.site-footer { border-top: 1px solid var(--line); background: white; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 40px; }
.footer-about p { max-width: 330px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.footer-col h2 { margin: 0 0 14px; font-size: 13px; text-transform: uppercase; letter-spacing: .09em; }
.footer-col a { display: block; width: fit-content; min-height: 36px; padding: 7px 0; color: var(--muted); font-size: 14px; }
.footer-col a:hover { color: var(--ink); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); color: #7b8491; font-size: 12px; }

/* Central de Ajuda */
.help-hero { padding: clamp(46px,7vw,78px) 0 40px; background: linear-gradient(180deg,#f3f7f5 0%,#fbfcfd 100%); text-align: center; }
.help-hero h1 { margin: 0; font-size: clamp(36px,6vw,58px); letter-spacing: -.05em; }
.help-hero p { max-width: 650px; margin: 14px auto 0; color: var(--muted); line-height: 1.7; }
.search-wrap { position: relative; width: min(680px,100%); margin: 28px auto 0; }
.search-wrap svg { position: absolute; top: 50%; left: 18px; width: 20px; height: 20px; transform: translateY(-50%); color: #7b8491; pointer-events: none; }
.help-search { width: 100%; min-height: 58px; padding: 0 52px; border: 1px solid #d4d9e0; border-radius: 16px; background: white; box-shadow: 0 16px 36px rgba(17,24,39,.07); color: var(--ink); font-size: 16px; outline: none; }
.help-search:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(37,99,235,.1), 0 16px 36px rgba(17,24,39,.07); }
.search-clear { position: absolute; top: 50%; right: 10px; width: 38px; height: 38px; transform: translateY(-50%); border: 0; border-radius: 10px; background: transparent; color: #7b8491; cursor: pointer; }
.search-clear:hover { background: #f3f4f6; }
.help-layout { display: grid; grid-template-columns: 260px minmax(0,1fr); gap: 40px; align-items: start; padding: 48px 0 84px; }
.help-sidebar { position: sticky; top: 88px; }
.help-sidebar h2 { margin: 0 0 10px; color: #7b8491; font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.help-category-nav { display: grid; gap: 4px; }
.help-category-link { display: flex; min-height: 46px; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 11px; color: #4b5563; font-size: 13px; font-weight: 700; }
.help-category-link:hover, .help-category-link.active { background: white; color: var(--ink); box-shadow: 0 2px 10px rgba(17,24,39,.05); }
.help-mobile-categories { display: none; margin-bottom: 22px; }
.help-mobile-categories label { display: block; margin-bottom: 7px; color: #6b7280; font-size: 12px; font-weight: 750; }
.help-mobile-categories select { width: 100%; min-height: 48px; padding: 0 42px 0 14px; border: 1px solid var(--line); border-radius: 12px; background: white; color: var(--ink); }
.help-content { min-width: 0; }
.help-breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 24px; color: #6b7280; font-size: 13px; }
.help-breadcrumb a:hover { color: var(--ink); text-decoration: underline; }
.help-section { margin-bottom: 48px; scroll-margin-top: 90px; }
.help-section-head { margin-bottom: 18px; }
.help-section-head h2 { margin: 0; font-size: clamp(25px,4vw,34px); letter-spacing: -.035em; }
.help-section-head p { margin: 9px 0 0; color: var(--muted); line-height: 1.65; }
.article-list { display: grid; gap: 14px; }
.help-article { overflow: hidden; border: 1px solid var(--line); border-radius: 17px; background: white; }
.help-article[hidden], .help-section[hidden] { display: none !important; }
.article-summary { display: flex; min-height: 76px; align-items: center; justify-content: space-between; gap: 18px; padding: 17px 20px; cursor: pointer; list-style: none; }
.article-summary::-webkit-details-marker { display: none; }
.article-title { min-width: 0; }
.article-title h3 { margin: 0; font-size: 16px; line-height: 1.35; }
.article-title p { margin: 5px 0 0; color: var(--muted); font-size: 13px; line-height: 1.45; }
.summary-icon { flex: 0 0 auto; display: grid; width: 34px; height: 34px; place-items: center; border-radius: 10px; background: #f3f4f6; color: #6b7280; font-size: 20px; }
.help-article[open] .summary-icon { background: var(--ink); color: white; }
.help-article[open] .summary-icon::before { content: "−"; }
.summary-icon::before { content: "+"; }
.article-body { padding: 4px 20px 24px; border-top: 1px solid #eef0f2; color: #374151; }
.article-body h4 { margin: 22px 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; }
.article-body p, .article-body li { font-size: 14px; line-height: 1.75; }
.article-body p { margin: 8px 0; }
.article-body ol, .article-body ul { margin: 8px 0; padding-left: 22px; }
.article-meta { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; margin-top: 18px; }
.meta-box { padding: 14px; border-radius: 12px; background: #f7f8fa; }
.meta-box strong { display: block; margin-bottom: 5px; font-size: 12px; }
.meta-box span { color: var(--muted); font-size: 13px; line-height: 1.55; }
.callout { margin: 16px 0; padding: 14px 16px; border-left: 4px solid var(--blue); border-radius: 10px; background: #eff6ff; color: #1e3a8a; font-size: 13px; line-height: 1.65; }
.callout.tip { border-color: var(--green); background: var(--green-soft); color: #14532d; }
.callout.warning { border-color: var(--orange); background: #fff7ed; color: #9a3412; }
.related-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.related-links a { padding: 8px 11px; border-radius: 9px; background: #f3f4f6; color: #4b5563; font-size: 12px; font-weight: 700; }
.related-links a:hover { background: #e5e7eb; color: var(--ink); }
.search-empty { display: none; padding: 48px 24px; border: 1px dashed #cbd5e1; border-radius: 18px; background: white; text-align: center; }
.search-empty.show { display: block; }
.search-empty h2 { margin: 0; font-size: 22px; }
.search-empty p { margin: 9px 0 18px; color: var(--muted); }
.help-support { padding: 30px; border-radius: 20px; background: var(--ink); color: white; }
.help-support h2 { margin: 0; font-size: 24px; }
.help-support p { margin: 10px 0 20px; color: #cbd5e1; line-height: 1.65; }
.help-support .hero-actions { margin-top: 0; }
.back-to-top { position: fixed; right: 18px; bottom: 18px; z-index: 40; display: grid; width: 46px; height: 46px; place-items: center; border: 1px solid var(--line); border-radius: 13px; background: white; box-shadow: var(--shadow); color: var(--ink); cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity .2s, transform .2s; }
.back-to-top.show { opacity: 1; pointer-events: auto; transform: none; }

.reveal-on-scroll { opacity: 0; transform: translateY(18px); transition: opacity .58s cubic-bezier(.2,.8,.2,1), transform .58s cubic-bezier(.2,.8,.2,1); }
.reveal-on-scroll.is-visible { opacity: 1; transform: none; }
.benefit-grid .reveal-on-scroll:nth-child(2), .feature-grid .reveal-on-scroll:nth-child(2), .steps-grid .reveal-on-scroll:nth-child(2) { transition-delay: 70ms; }
.benefit-grid .reveal-on-scroll:nth-child(3), .feature-grid .reveal-on-scroll:nth-child(3), .steps-grid .reveal-on-scroll:nth-child(3) { transition-delay: 140ms; }
.feature-grid .reveal-on-scroll:nth-child(4), .steps-grid .reveal-on-scroll:nth-child(4) { transition-delay: 210ms; }
.help-article[open] .article-body { animation: article-in .24s ease both; }

@keyframes order-arrive {
    0%, 12% { opacity: 0; transform: translateY(12px) scale(.97); }
    22%, 82% { opacity: 1; transform: none; }
    92%, 100% { opacity: .85; transform: translateY(-2px); }
}
@keyframes demo-breathe { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
@keyframes article-in { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: no-preference) {
    .product-demo { animation: demo-breathe 7s ease-in-out infinite; }
    .demo-order { animation: order-arrive 6s ease-in-out infinite; }
}

@media (max-width: 900px) {
    .desktop-nav { display: none; }
    .menu-toggle { display: inline-flex; }
    .hero-grid { grid-template-columns: 1fr; }
    .hero-copy { text-align: center; }
    .hero-copy h1, .hero-copy > p { margin-inline: auto; }
    .hero-actions, .risk-note { justify-content: center; }
    .hero-visual { width: min(560px,100%); margin: 8px auto 0; }
    .benefit-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .pricing-wrap { grid-template-columns: 1fr; gap: 34px; }
    .pricing-copy { text-align: center; }
    .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .help-layout { grid-template-columns: 1fr; gap: 0; padding-top: 28px; }
    .help-sidebar { display: none; }
    .help-mobile-categories { display: block; }
}

@media (max-width: 640px) {
    .container { width: min(100% - 24px, 1160px); }
    .brand span { font-size: 15px; }
    .hero { padding-top: 48px; }
    .hero-copy h1 { font-size: clamp(38px,12.5vw,54px); }
    .hero-actions { display: grid; width: 100%; }
    .hero-actions .btn { width: 100%; }
    .risk-note { display: grid; justify-content: start; width: fit-content; margin-inline: auto; text-align: left; }
    .product-demo { padding: 14px; border-radius: 22px; }
    .demo-order { position: static; width: 100%; margin-top: 12px; }
    .trust-list { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .trust-list li { border-bottom: 1px solid var(--line); }
    .trust-list li:nth-child(2) { border-right: 0; }
    .trust-list li:nth-child(n+3) { border-bottom: 0; }
    .feature-grid, .steps-grid { grid-template-columns: 1fr; }
    .feature-card { gap: 14px; }
    .section-heading { margin-bottom: 28px; }
    .final-cta { padding-inline: 22px; }
    .footer-grid { grid-template-columns: 1fr; gap: 26px; }
    .footer-bottom { flex-direction: column; }
    .help-hero { text-align: left; }
    .help-hero p { margin-inline: 0; }
    .search-wrap { margin-top: 22px; }
    .article-summary { padding: 15px; }
    .article-body { padding: 4px 15px 20px; }
    .article-meta { grid-template-columns: 1fr; }
    .help-support { padding: 23px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .reveal-on-scroll { opacity: 1; transform: none; }
}

/* Páginas legais (Termos de Uso, Política de Privacidade) */
.legal-page { max-width: 760px; padding: 48px 16px 80px; }
.legal-page h1 { font-size: clamp(28px, 5vw, 38px); font-weight: 800; margin-bottom: 8px; }
.legal-page h2 { font-size: 19px; font-weight: 700; margin: 32px 0 10px; color: #111827; }
.legal-page h3 { font-size: 15px; font-weight: 700; margin: 18px 0 6px; color: #1f2937; }
.legal-page p, .legal-page li { font-size: 14px; line-height: 1.75; color: #374151; }
.legal-page ul { padding-left: 20px; margin: 8px 0; }
.legal-page li { margin-bottom: 4px; }
.legal-page em { color: #6b7280; }
.legal-updated { font-size: 13px; color: #6b7280; margin-bottom: 20px; }