/* SchoolWork – estilos do site. Cores herdadas do site original. */
/* Montserrat hospedada no próprio site (sem esperar o Google Fonts) + fonte reserva com as mesmas medidas, para o texto não "pular" */
@font-face { font-family: 'Montserrat'; font-style: normal; font-weight: 500 800; font-display: swap; src: url('/assets/fonts/montserrat-latin.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Montserrat Fallback'; src: local('Arial'); size-adjust: 113%; ascent-override: 85%; descent-override: 22%; line-gap-override: 0%; }
:root {
  --yellow: #FFEA61;
  --yellow-soft: #FFF7C2;
  --mint: #72E7B2;
  --mint-soft: #DDF8EA;
  --coral: #F1454E;
  --buy: #D92D37;
  --buy-hover: #B9222B;
  --lilac: #8486F6;
  --lilac-dark: #4F52D9;
  --sky: #84D8F6;
  --teal: #2FCCD6;
  --ink: #252525;
  --text: #3d3d3d;
  --muted: #6b6b6b;
  --line: #e7e3d8;
  --bg: #ffffff;
  --bg-alt: #FFFBEA;
  --radius: 18px;
  --shadow: 0 6px 24px rgba(40, 30, 0, .08);
  --font: 'Montserrat', 'Montserrat Fallback', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.6; color: var(--text); background: var(--bg); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--lilac-dark); }
h1, h2, h3 { color: var(--ink); line-height: 1.2; margin: 0 0 .5em; }
button { font: inherit; cursor: pointer; }
.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--lilac); outline-offset: 2px; }

.ic { display: inline-flex; width: 1.15em; height: 1.15em; flex: none; }
.ic svg { width: 100%; height: 100%; fill: currentColor; }

/* ---------- botões */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5em; padding: .8em 1.4em; border-radius: 999px; border: 2px solid transparent; font-weight: 700; text-decoration: none; line-height: 1.2; transition: background .15s, transform .15s; text-align: center; }
.btn:hover { transform: translateY(-1px); }
.btn-buy { background: var(--buy); color: #fff; box-shadow: 0 4px 14px rgba(217, 45, 55, .3); }
.btn-buy:hover { background: var(--buy-hover); }
.btn-kit { background: var(--lilac-dark); color: #fff; }
.btn-kit:hover { background: #3c3fc0; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--ink); }
.btn-lg { font-size: 1.05rem; padding: 1em 1.7em; }
.btn-sm { padding: .55em 1.1em; font-size: .9rem; }
.btn-block { width: 100%; }
.link { background: none; border: 0; padding: 0; color: var(--lilac-dark); font-weight: 600; font-size: .9rem; text-decoration: underline; text-underline-offset: 3px; display: inline-flex; gap: .35em; align-items: center; }

/* ---------- header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-in { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo img { width: 180px; height: auto; }
.menu { display: flex; align-items: center; gap: 26px; }
.menu a { color: var(--ink); font-weight: 600; text-decoration: none; font-size: .95rem; }
.menu a:not(.btn):hover { color: var(--buy); }
.menu .btn { color: #fff; padding: .6em 1.2em; }
.menu-btn { display: none; background: none; border: 0; width: 44px; height: 44px; position: relative; }
.menu-btn span, .menu-btn span::before, .menu-btn span::after { position: absolute; left: 10px; width: 24px; height: 2.5px; background: var(--ink); border-radius: 2px; content: ''; transition: .2s; }
.menu-btn span { top: 21px; }
.menu-btn span::before { left: 0; top: -7px; }
.menu-btn span::after { left: 0; top: 7px; }
.menu-btn[aria-expanded="true"] span { background: transparent; }
.menu-btn[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

/* ---------- seções */
.section { padding: 72px 0; }
.section-top { padding: 24px 0 64px; }
.alt { background: var(--bg-alt); }
.h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; text-align: center; }
.h2.left { text-align: left; }
.h3 { font-size: 1.25rem; font-weight: 800; }
.lead { font-size: 1.1rem; color: var(--muted); text-align: center; max-width: 680px; margin: 0 auto 32px; }
.hero .lead, .about .lead { text-align: left; margin-left: 0; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; font-weight: 800; color: var(--buy); margin: 0 0 .6em; }

/* ---------- hero */
.hero { background: linear-gradient(160deg, var(--yellow) 0%, #FFF3A6 55%, #fff 100%); padding: 56px 0 64px; overflow: hidden; }
.hero-kit { background: linear-gradient(160deg, var(--mint) 0%, #C9F5DE 55%, #fff 100%); }
.hero-in { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: start; }
.hero-media { margin-top: 40px; } /* topo fixo: o vídeo não se move se o texto ao lado mudar de altura */
.hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 800; letter-spacing: -.02em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 8px 0 24px; }
.trust { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 18px; font-weight: 600; font-size: .92rem; color: var(--ink); }
.trust li { display: flex; gap: .5em; align-items: center; }
.trust .ic { color: #16884f; }

.video { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: #000; box-shadow: 0 18px 50px rgba(0, 0, 0, .18); }
.video img { width: 100%; height: 100%; object-fit: cover; opacity: .92; }
.video button { position: absolute; inset: 0; background: none; border: 0; display: grid; place-items: center; }
.video button svg { width: 76px; height: 54px; transition: transform .15s; }
.video button:hover svg { transform: scale(1.08); }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- catálogo */
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 0 18px; }
.chip { border: 2px solid var(--ink); background: #fff; color: var(--ink); padding: .6em 1.2em; border-radius: 999px; font-weight: 700; font-size: .95rem; }
.chip:hover { background: var(--yellow-soft); }
.chip.active { background: var(--ink); color: #fff; }
.cols-note { text-align: center; font-size: .85rem; color: var(--muted); margin: 0 auto 36px; max-width: 760px; }
.cat-group { margin-bottom: 44px; }
.cat-group[hidden] { display: none; }
.group-title { font-size: 1.15rem; font-weight: 800; border-left: 6px solid var(--coral); padding-left: 12px; margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 22px; }
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); transition: transform .15s, box-shadow .15s; }
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(40, 30, 0, .12); }
.card[hidden] { display: none; }
.card-cover { display: block; aspect-ratio: 1; background: var(--yellow-soft); }
.c-new .card-cover { background: var(--mint-soft); }
.card-cover img { width: 100%; height: 100%; object-fit: contain; }
.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.card h3 { font-size: 1.15rem; margin: 6px 0 0; }
.card h3 a { color: inherit; text-decoration: none; }
.card h3 a:hover { color: var(--buy); }
.grade { font-weight: 700; color: var(--ink); margin: 0; font-size: .92rem; }
.meta { color: var(--muted); font-size: .85rem; margin: 0; }
.card-buy { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 12px; }
.price { font-size: 1.35rem; font-weight: 800; color: var(--ink); }
.card-links { display: flex; justify-content: space-between; margin-top: 10px; }
.badge { display: inline-block; width: fit-content; font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; padding: .3em .7em; border-radius: 999px; }
.b-sw { background: var(--yellow); color: #5a4b00; }
.b-new { background: var(--mint); color: #0b5133; }
.filter-empty { text-align: center; color: var(--muted); }

/* ---------- banner do kit */
.kit-banner { background: var(--lilac-dark); color: #fff; padding: 56px 0; overflow: hidden; }
.kit-banner-in { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: center; }
.kit-banner h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 800; }
.kit-banner b { color: var(--yellow); }
.kit-banner .eyebrow { color: var(--yellow); }
.kit-banner .btn-kit { background: var(--yellow); color: var(--ink); }
.kit-covers { display: flex; justify-content: center; padding: 0 16px 0 28px; }
.kit-covers img { width: 30%; max-width: 160px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, .3); margin-left: -8%; background: #fff; aspect-ratio: 1; object-fit: contain; }
.kit-covers img:first-child { margin-left: 0; }
.kit-covers img:nth-child(odd) { transform: rotate(-5deg); }
.kit-covers img:nth-child(even) { transform: rotate(4deg) translateY(10px); }
.kit-price { font-size: 1.1rem; display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 0 0 20px; }
.kit-price strong { font-size: 2rem; }
.pill { background: var(--mint); color: #0b5133; font-weight: 800; border-radius: 999px; padding: .2em .8em; font-size: .85rem; }

/* ---------- pacotes */
.packs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; align-items: start; }
.pack { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px 22px; position: relative; display: flex; flex-direction: column; gap: 8px; border: 2px solid transparent; }
.pack h3 { font-size: 1.2rem; margin: 0; }
.pack-tag { margin: 0; color: var(--muted); font-size: .9rem; font-weight: 600; }
.pack-price { display: flex; flex-direction: column; margin: 8px 0 12px; }
.pack-price s { color: var(--muted); }
.pack-price strong { font-size: 2.2rem; color: var(--ink); line-height: 1.1; }
.pack-price small { color: #16884f; font-weight: 700; }
.pack-kit { border-color: var(--lilac-dark); }
.ribbon { position: absolute; top: -13px; left: 22px; background: var(--lilac-dark); color: #fff; font-size: .75rem; font-weight: 800; padding: .3em .9em; border-radius: 999px; }
.pack-list summary { cursor: pointer; font-size: .88rem; font-weight: 600; color: var(--lilac-dark); margin-top: 8px; }
.pack-list ul { list-style: none; padding: 0; margin: 10px 0 0; font-size: .86rem; }
.pack-list li { display: grid; grid-template-columns: auto 1fr; column-gap: 6px; padding: 4px 0; border-bottom: 1px dashed var(--line); }
.pack-list small { grid-column: 2; color: var(--muted); }
.pack-list .ic { color: #16884f; margin-top: 3px; }
.center-link { align-self: center; margin-top: 4px; }

/* ---------- como funciona, bônus, depoimentos */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.steps li { background: #fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 6px; border-top: 6px solid var(--teal); }
.steps li:nth-child(2) { border-color: var(--coral); }
.steps li:nth-child(3) { border-color: var(--lilac); }
.steps .ic { width: 34px; height: 34px; color: var(--ink); }
.steps strong { font-size: 1.1rem; color: var(--ink); }
.steps span:last-child { color: var(--muted); }
.bonus { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 18px; }
.bonus li { text-align: center; font-size: .82rem; font-weight: 600; }
.bonus img { border-radius: 8px; box-shadow: var(--shadow); margin-bottom: 8px; aspect-ratio: 360 / 509; object-fit: cover; width: 100%; }
.testi { list-style: none; padding: 4px 4px 16px; margin: 0; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(220px, 260px); gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; }
.testi li { scroll-snap-align: start; }
.testi img { border-radius: 14px; box-shadow: var(--shadow); }

.about { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
.about img { border-radius: var(--radius); }
.ticks { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 8px; }
.ticks li { display: flex; gap: .6em; align-items: flex-start; font-weight: 600; color: var(--ink); }
.ticks .ic { color: #16884f; margin-top: 3px; }

.guarantee { display: flex; gap: 32px; align-items: center; background: var(--mint-soft); border-radius: var(--radius); padding: 36px; max-width: 900px; }
.guarantee .h2 { text-align: left; font-size: 1.5rem; }
.guarantee p { margin: 0; }
.seal { flex: none; width: 120px; height: 120px; border-radius: 50%; background: var(--mint); display: grid; place-content: center; text-align: center; border: 5px dashed #fff; color: #0b5133; }
.seal b { font-size: 2.6rem; line-height: 1; }
.seal span { font-weight: 800; text-transform: uppercase; font-size: .8rem; }

.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 18px 36px 18px 0; font-weight: 700; color: var(--ink); list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 6px; top: 12px; font-size: 1.6rem; color: var(--buy); }
.faq details[open] summary::after { content: '–'; }
.faq p { margin: 0 0 18px; }

/* ---------- página da apostila */
.crumbs { font-size: .85rem; color: var(--muted); padding: 18px 0 0; }
.crumbs a { color: var(--muted); }
.pd-multi-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin: 16px 0 0; }
.pd-multi-title small, .pd-title small { display: block; font-size: .55em; color: var(--muted); font-weight: 700; margin-top: 6px; }
.pd-wrap { display: grid; gap: 40px; }
.pd { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 44px; align-items: start; }
.pd-cover { position: sticky; top: 90px; }
.pd-cover img { width: 100%; aspect-ratio: 1; object-fit: contain; border-radius: var(--radius); background: var(--yellow-soft); }
.c-new .pd-cover img { background: var(--mint-soft); }
.pd-title { font-size: clamp(1.7rem, 3.2vw, 2.4rem); font-weight: 800; margin-top: 10px; }
.facts { list-style: none; padding: 0; margin: 18px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; font-weight: 600; color: var(--ink); font-size: .93rem; }
.facts li { display: flex; gap: .5em; align-items: center; }
.facts .ic { color: #16884f; }
.pd-buy { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; margin: 6px 0 12px; }
.pd-price { margin: 0; font-size: 2.2rem; font-weight: 800; color: var(--ink); line-height: 1; }
.pd-price small { display: block; font-size: .8rem; color: var(--muted); font-weight: 600; margin-top: 4px; }
.secure { display: flex; align-items: center; gap: .5em; font-size: .85rem; color: var(--muted); margin: 0 0 12px; }
.secure .ic { color: #16884f; }
.pd-info .h3 { margin-top: 28px; }
.topics { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.topics li { background: var(--yellow-soft); border-radius: 999px; padding: .3em .9em; font-size: .85rem; font-weight: 600; color: var(--ink); }
.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px; }
.thumb { padding: 0; border: 1px solid var(--line); background: #fff; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); transition: transform .15s; }
.thumb:hover { transform: scale(1.03); }
.thumb img { width: 100%; aspect-ratio: 3 / 4.2; object-fit: cover; object-position: top; }
.upsell { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; max-width: 900px; margin: 0 auto; }
.upsell-card { background: #fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.upsell-card.kit { border: 2px solid var(--lilac-dark); }
.upsell-card h3, .upsell-card p { margin: 0; }

/* ---------- kit */
.why { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.why li { background: var(--bg-alt); border-radius: var(--radius); padding: 22px; display: grid; grid-template-columns: auto 1fr; gap: 4px 10px; }
.why .ic { color: #16884f; grid-row: span 2; margin-top: 2px; }
.why strong { color: var(--ink); }
.why span:last-child { color: var(--muted); font-size: .93rem; }
.kit-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.kit-group h3 { font-size: 1.05rem; border-left: 6px solid var(--coral); padding-left: 10px; }
.kit-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.kit-list li { background: #fff; border-radius: 14px; padding: 10px 14px 10px 10px; display: grid; grid-template-columns: 64px 1fr auto; gap: 12px; align-items: center; box-shadow: var(--shadow); }
.kit-list img { width: 64px; height: 64px; object-fit: contain; border-radius: 8px; background: var(--yellow-soft); }
.kit-list div { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.kit-list strong { color: var(--ink); font-size: .95rem; }
.kit-list small { color: var(--muted); font-size: .8rem; }
.kit-list .badge { font-size: .6rem; }
.vip { display: grid; grid-template-columns: 300px 1fr; gap: 30px; align-items: center; margin-top: 40px; background: var(--mint-soft); border-radius: var(--radius); padding: 24px; }
.vip img { border-radius: 12px; }
.kit-buy { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.stack-table { width: 100%; border-collapse: collapse; font-size: .9rem; background: #fff; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); }
.stack-table td { padding: 8px 14px; border-bottom: 1px solid var(--line); }
.stack-table td:last-child { text-align: right; white-space: nowrap; font-weight: 600; }
.stack-table small { color: var(--muted); display: block; font-size: .78rem; }
.stack-table tfoot td { font-weight: 800; color: var(--ink); }
.stack-table .kit-row td { background: var(--mint); font-size: 1.1rem; }
.price-box { background: #fff; border: 3px solid var(--lilac-dark); border-radius: 24px; padding: 32px; box-shadow: 0 20px 50px rgba(79, 82, 217, .15); position: sticky; top: 90px; }
.price-box h2 { font-size: 1.6rem; font-weight: 800; }
.big-price { display: flex; flex-direction: column; margin: 18px 0; }
.big-price s { color: var(--muted); font-size: 1.1rem; }
.big-price strong { font-size: 3.2rem; color: var(--ink); line-height: 1.1; }
.big-price small { color: #16884f; font-weight: 800; }
.alt-links { margin-top: 18px; font-weight: 600; }
.alt-links a { display: inline-flex; align-items: center; gap: .4em; }

/* ---------- textos (blog/política) */
.prose { font-size: 1.05rem; }
.prose h2 { font-size: 1.5rem; margin-top: 1.6em; }
.prose img { border-radius: var(--radius); margin: 16px 0; }
.post-cta { background: var(--yellow-soft); border-radius: var(--radius); padding: 28px; margin-top: 40px; }

/* ---------- rodapé e flutuantes */
.site-footer { background: #2b2b2b; color: #d6d6d6; padding: 56px 0 90px; font-size: .92rem; }
.site-footer h2 { color: #fff; font-size: 1rem; }
.site-footer a { color: #d6d6d6; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.footer-logo { width: 170px; background: #fff; padding: 8px 10px; border-radius: 10px; margin-bottom: 12px; }
.social { display: flex; gap: 12px; margin-top: 14px; }
.social a { width: 40px; height: 40px; border-radius: 50%; background: #3d3d3d; display: grid; place-items: center; }
.social svg { width: 20px; height: 20px; fill: #fff; }
.copy { margin-top: 36px; padding-top: 20px; border-top: 1px solid #444; font-size: .8rem; color: #a8a8a8; }

.whats-float { position: fixed; right: 18px; bottom: 18px; width: 56px; height: 56px; border-radius: 50%; background: #25D366; display: grid; place-items: center; box-shadow: 0 6px 20px rgba(0, 0, 0, .25); z-index: 60; }
.whats-float svg { width: 30px; height: 30px; fill: #fff; }
.sticky-buy { display: none; }

/* ---------- lightbox */
.lightbox { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100vw; height: 100vh; }
.lightbox::backdrop { background: rgba(15, 15, 15, .94); }
.lightbox[open] { display: grid; place-items: center; }
.lightbox figure { margin: 0; text-align: center; color: #fff; }
.lightbox img { max-height: 82vh; max-width: min(92vw, 720px); width: auto; border-radius: 8px; background: #fff; margin: 0 auto; }
.lightbox figcaption { margin-top: 10px; font-size: .9rem; }
.lightbox figcaption a { color: var(--yellow); font-weight: 700; }
.lb-close { position: fixed; top: 12px; right: 16px; background: none; border: 0; color: #fff; font-size: 2.6rem; line-height: 1; }
.lb-nav { position: fixed; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .9); color: var(--ink); font-size: 2rem; line-height: 1; }
.lb-prev { left: 14px; }
.lb-next { right: 14px; }

/* ---------- responsivo */
@media (max-width: 1024px) {
  .packs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kit-groups { grid-template-columns: 1fr 1fr; }
  .why { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .menu-btn { display: block; }
  .menu { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 20px 20px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .menu.open { display: flex; }
  .menu a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .menu .btn { margin-top: 14px; border: 0; padding: .9em; }
  .hero { padding: 32px 0 44px; }
  .hero-in, .kit-banner-in, .about, .pd, .kit-buy, .vip { grid-template-columns: 1fr; gap: 28px; }
  .hero-media { order: -1; margin-top: 0; }
  .hero-kit .hero-media { order: 0; }
  .pd-cover { position: static; width: 62%; max-width: 300px; margin: 0 auto; }
  .price-box { position: static; }
  .steps { grid-template-columns: 1fr; }
  .about img { max-width: 320px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section { padding: 52px 0; }
  .guarantee { flex-direction: column; text-align: center; padding: 28px 22px; }
  .guarantee .h2 { text-align: center; }
  .kit-groups { grid-template-columns: 1fr; }
  .sticky-buy { position: fixed; left: 0; right: 0; bottom: 0; z-index: 55; display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #fff; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); box-shadow: 0 -6px 20px rgba(0, 0, 0, .12); transform: translateY(110%); transition: transform .25s; }
  .sticky-buy.show { transform: none; }
  .sticky-buy div { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
  .sticky-buy strong { color: var(--ink); font-size: .85rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .sticky-buy span { font-weight: 800; font-size: 1.2rem; color: var(--ink); }
  body:has(.sticky-buy.show) .whats-float { bottom: 84px; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .packs, .why { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .card-body { padding: 12px; }
  .card h3 { font-size: 1rem; }
  .grade { font-size: .82rem; }
  .card-buy { flex-direction: column; align-items: stretch; gap: 8px; }
  .card-buy .btn { width: 100%; }
  .price { font-size: 1.2rem; }
  .card-links { flex-direction: column; gap: 6px; }
  .trust { grid-template-columns: 1fr; }
  .hero-cta .btn { width: 100%; }
  .facts { grid-template-columns: 1fr; }
  .pd-buy .btn { width: 100%; }
  .chip { padding: .5em .9em; font-size: .88rem; }
  .kit-covers img { width: 34%; }
  .logo img { width: 150px; }
  .lb-nav { width: 42px; height: 42px; top: auto; bottom: 20px; transform: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }