/* =========================================================
   Página de vendas · Kit Teen por Demanda
   ========================================================= */
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { overflow-x: hidden; }
section { padding: 72px 0; }
@media (min-width: 900px) { section { padding: 104px 0; } }
.narrow { max-width: 760px; }
.center { text-align: center; }
h2 { font-size: clamp(28px, 4.2vw, 44px); font-weight: 600; line-height: 1.1; margin: 0 0 18px; }
h2 em, h1 em { font-style: italic; font-weight: 500; }
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; letter-spacing: .04em; color: var(--primary); margin-bottom: 14px; }
.kicker .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 4px rgba(213,92,47,.18); }
.kicker--light { color: var(--cream-hover); }
.section-head { max-width: 640px; margin-bottom: 36px; }
.btn--lg { min-height: 56px; padding: 16px 32px; font-size: 17px; font-weight: 700; }
.btn--sm { min-height: 40px; padding: 8px 18px; font-size: 14px; }
.btn--block { width: 100%; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ---------- Navegação ---------- */
.nav { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .25s, box-shadow .25s; }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.nav__brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; text-decoration: none; color: var(--text); }
.nav__brand img { width: 30px; height: 30px; }
.nav__links { display: none; gap: 28px; }
.nav__links a { text-decoration: none; font-size: 14px; font-weight: 500; color: var(--text-muted); }
.nav__links a:hover { color: var(--text); }
@media (min-width: 860px) { .nav__links { display: flex; } }
.nav--solid { background: rgba(250,247,242,.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--border); }

/* ---------- Hero ---------- */
.hero { padding: 112px 0 64px; background: radial-gradient(1200px 600px at 85% 10%, #F7E2D8 0%, rgba(247,226,216,0) 60%), var(--background); overflow: hidden; }
@media (min-width: 960px) { .hero { padding: 150px 0 110px; } }
.hero__grid { display: grid; gap: 56px; align-items: center; }
@media (min-width: 960px) { .hero__grid { grid-template-columns: 1.05fr 1fr; } }
.hero h1 { font-size: clamp(38px, 6vw, 66px); font-weight: 600; line-height: 1.04; letter-spacing: -.03em; margin-bottom: 22px; }
.hero h1 em { color: var(--primary); }
.hero__sub { font-size: clamp(17px, 2vw, 20px); color: var(--text-muted); max-width: 540px; margin-bottom: 32px; }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 20px; }
.hero__price { font-size: 14px; color: var(--text-muted); font-weight: 500; }

.hero__visual { position: relative; height: 420px; max-width: 520px; width: 100%; margin: 0 auto; }
@media (min-width: 560px) { .hero__visual { height: 520px; } }
.blob { position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: var(--secondary); right: 0; top: 8%; }
.sheet { position: absolute; width: 56%; border-radius: 8px; box-shadow: 0 30px 60px -20px rgba(26,24,20,.35), 0 0 0 1px rgba(0,0,0,.04); background: #fff; transition: transform .5s var(--ease); }
.sheet--back { left: 40%; top: 2%; transform: rotate(9deg); }
.sheet--mid { left: 22%; top: 10%; transform: rotate(-3deg); }
.sheet--front { left: 4%; top: 20%; transform: rotate(-9deg); }
.hero__visual:hover .sheet--back { transform: rotate(12deg) translate(14px, -6px); }
.hero__visual:hover .sheet--front { transform: rotate(-12deg) translate(-12px, 6px); }
.float { position: absolute; background: #fff; border-radius: 14px; padding: 10px 16px; font-size: 14px; font-weight: 600; box-shadow: 0 14px 30px -10px rgba(26,24,20,.25); display: flex; align-items: center; gap: 8px; animation: bob 5s ease-in-out infinite; }
.float b { color: var(--primary); }
.float--a { right: 2%; top: 58%; }
.float--b { left: 0; bottom: 4%; animation-delay: -2.5s; }
.tick { width: 22px; height: 22px; border-radius: 50%; background: var(--success); color: #fff; display: grid; place-content: center; font-size: 12px; }
@keyframes bob { 50% { transform: translateY(-8px); } }
@media (prefers-reduced-motion: reduce) { .float { animation: none; } }

/* ---------- Dor ---------- */
.pain { background: var(--secondary); color: #fff; }
.pain__grid { display: grid; gap: 28px; align-items: center; }
@media (min-width: 900px) { .pain__grid { grid-template-columns: .8fr 1.2fr; gap: 64px; } }
.pain .pain__quote { font-family: var(--font-display); font-style: italic; font-size: clamp(72px, 14vw, 160px); line-height: .9; color: var(--cream-hover); letter-spacing: -.04em; }
.pain h2 { color: #fff; font-size: clamp(26px, 3.4vw, 36px); }
.pain p { color: rgba(255,255,255,.82); font-size: 17px; margin-bottom: 14px; }
.pain strong { color: #fff; }

/* ---------- Como funciona ---------- */
.steps { list-style: none; display: grid; gap: 20px; margin-top: 40px; }
@media (min-width: 800px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 40px; } }
.steps li { position: relative; padding-top: 8px; }
.steps__n { display: block; font-family: var(--font-display); font-size: 64px; line-height: 1; color: var(--primary); margin-bottom: 10px; }
.steps h3 { font-family: var(--font-sans); font-size: 19px; font-weight: 700; letter-spacing: -.01em; margin-bottom: 6px; }
.steps p { color: var(--text-muted); font-size: 16px; }
@media (min-width: 800px) {
  .steps li:not(:last-child)::after { content: ""; position: absolute; top: 40px; left: 64px; right: -28px; border-top: 2px dashed var(--border); }
}

/* ---------- Módulos (abas) ---------- */
.mods { background: var(--surface-2); }
.tabs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; margin-bottom: 22px; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs button { flex: 0 0 auto; font: inherit; font-weight: 600; font-size: 15px; padding: 11px 20px; border-radius: var(--radius-pill); border: 1.5px solid var(--border); background: var(--surface-1); color: var(--text-muted); cursor: pointer; transition: all var(--dur); }
.tabs button:hover { color: var(--text); border-color: var(--text-subtle); }
.tabs button[aria-selected="true"] { background: var(--text); border-color: var(--text); color: #fff; }
.panel { display: grid; gap: 28px; background: var(--surface-1); border-radius: var(--radius-panel); padding: 26px; box-shadow: var(--shadow-card); }
@media (min-width: 900px) { .panel { grid-template-columns: 1.15fr 1fr; padding: 44px; gap: 48px; align-items: center; } }
.panel.swap .panel__text, .panel.swap .panel__img { animation: fadeUp .45s var(--ease); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.panel__lead { font-size: 18px; color: var(--text-muted); margin-bottom: 22px; }
.panel h3 { font-family: var(--font-sans); font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-subtle); margin: 18px 0 10px; }
.sessions { list-style: none; display: grid; gap: 8px; counter-reset: n; }
.sessions li { counter-increment: n; display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 16px; }
.sessions li::before { content: counter(n); width: 30px; height: 30px; flex: 0 0 30px; border-radius: 50%; background: var(--secondary); color: #fff; font-size: 13px; display: grid; place-content: center; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { background: var(--primary-soft); color: var(--primary-hover); font-size: 14px; font-weight: 600; padding: 6px 12px; border-radius: 8px; }
.panel__more { margin-top: 18px; font-size: 14px; color: var(--text-subtle); }
.panel__img { background: var(--surface-2); border-radius: 18px; padding: 24px; display: grid; place-items: center; }
.panel__img img { width: 100%; max-width: 340px; border-radius: 6px; box-shadow: 0 24px 50px -18px rgba(26,24,20,.35); transform: rotate(-2deg); }

/* ---------- Assistente ---------- */
.ai { background: var(--text); color: #fff; }
.ai__grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 960px) { .ai__grid { grid-template-columns: .9fr 1.1fr; gap: 64px; } }
.ai h2 { color: #fff; }
.ai p { color: rgba(255,255,255,.78); font-size: 17px; }
.ai strong { color: #fff; }
.ai__try { margin-top: 18px; font-weight: 600; color: var(--cream-hover) !important; font-size: 15px !important; }
@media (min-width: 960px) { .ai__try { display: none; } }
.demo { background: #24221D; border: 1px solid rgba(255,255,255,.1); border-radius: 18px; overflow: hidden; box-shadow: 0 40px 80px -30px rgba(0,0,0,.6); }
.demo__bar { display: flex; align-items: center; gap: 6px; padding: 12px 16px; background: rgba(255,255,255,.05); font-size: 13px; }
.demo__bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.2); }
.demo__bar b { margin-left: 10px; font-weight: 600; color: rgba(255,255,255,.7); }
.demo__body { padding: 20px; }
.demo label { display: block; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.5); margin: 4px 0 8px; }
.demo__chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.demo__chips button { font: inherit; font-size: 13px; font-weight: 500; padding: 7px 13px; border-radius: var(--radius-pill); border: 1px solid rgba(255,255,255,.18); background: transparent; color: rgba(255,255,255,.8); cursor: pointer; transition: all var(--dur); }
.demo__chips button:hover { border-color: rgba(255,255,255,.4); }
.demo__chips button.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.demo__out { margin-top: 6px; min-height: 210px; background: #191814; border-radius: 12px; padding: 16px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; line-height: 1.6; color: #E9E2D4; white-space: pre-wrap; word-break: break-word; }
.demo__out::after { content: "▍"; color: var(--primary); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Bônus ---------- */
.bonus__list { display: grid; border-top: 1px solid var(--border); }
.b { display: grid; grid-template-columns: 64px 1fr; gap: 18px; padding: 26px 0; border-bottom: 1px solid var(--border); }
@media (min-width: 800px) { .b { grid-template-columns: 120px 1fr; padding: 32px 0; } }
.b__ic { font-family: var(--font-display); font-size: 40px; line-height: 1; color: var(--primary); }
@media (min-width: 800px) { .b__ic { font-size: 56px; } }
.b h3 { font-size: clamp(20px, 2.4vw, 26px); font-weight: 600; margin-bottom: 6px; }
.b p { color: var(--text-muted); font-size: 16px; max-width: 620px; }

/* ---------- Oferta ---------- */
.offer { background: linear-gradient(180deg, var(--background) 0%, var(--surface-2) 100%); }
.offer__grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .offer__grid { grid-template-columns: 1fr 440px; gap: 72px; } }
.checks { list-style: none; display: grid; gap: 14px; margin-top: 8px; }
.checks li { position: relative; padding-left: 34px; font-size: 18px; color: var(--text-muted); }
.checks li b { color: var(--text); }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 2px; width: 22px; height: 22px; border-radius: 50%; background: var(--secondary); color: #fff; font-size: 12px; display: grid; place-content: center; font-weight: 700; }
.price-card { background: var(--surface-1); border-radius: 28px; padding: 32px 26px; box-shadow: 0 30px 70px -30px rgba(26,24,20,.35); border: 1px solid var(--border); text-align: center; }
.price-card__label { font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--text-subtle); }
.price-card__value { font-family: var(--font-display); font-size: 92px; font-weight: 600; line-height: 1; color: var(--text); margin: 10px 0 6px; letter-spacing: -.04em; }
.price-card__value small { font-size: 32px; letter-spacing: 0; }
.price-card__note { color: var(--text-muted); font-size: 15px; margin-bottom: 22px; }
.guarantee { display: flex; gap: 14px; align-items: center; text-align: left; margin-top: 22px; padding-top: 22px; border-top: 1px dashed var(--border); }
.seal { flex: 0 0 64px; width: 64px; height: 64px; border-radius: 50%; border: 3px solid var(--secondary); color: var(--secondary); font-family: var(--font-display); font-size: 26px; font-weight: 700; display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1; }
.seal small { font-family: var(--font-sans); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.guarantee p { font-size: 14px; color: var(--text-muted); }
.guarantee b { color: var(--text); }

/* ---------- Para quem ---------- */
.who__list { list-style: none; margin: 28px 0 18px; }
.who__list li { font-family: var(--font-display); font-size: clamp(20px, 2.6vw, 26px); padding: 16px 0; border-bottom: 1px solid var(--border); }
.who__list li::before { content: "→ "; color: var(--primary); }
.who__note { text-align: center; font-size: 13px; color: var(--text-subtle); }

/* ---------- FAQ ---------- */
.faq { padding-top: 0; }
.faq details { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq details:first-of-type { border-top: 1px solid var(--border); margin-top: 28px; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; position: relative; padding-right: 36px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: -4px; font-size: 26px; font-weight: 400; color: var(--primary); transition: transform var(--dur); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin-top: 10px; color: var(--text-muted); font-size: 16px; }
.faq a { color: var(--primary); }

/* ---------- CTA final ---------- */
.final { background: var(--primary); color: #fff; text-align: center; }
.final h2 { color: #fff; font-size: clamp(32px, 5vw, 56px); margin-bottom: 30px; }
.final h2 em { color: var(--cream-hover); }

/* ---------- Barra fixa no celular ---------- */
.mbar { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 60; display: flex; align-items: center; justify-content: space-between; gap: 12px; background: var(--text); color: #fff; padding: 10px 10px 10px 18px; border-radius: 18px; box-shadow: 0 20px 40px -12px rgba(0,0,0,.4); transform: translateY(140%); transition: transform .35s var(--ease); }
.mbar div { display: flex; flex-direction: column; line-height: 1.25; }
.mbar b { font-size: 15px; }
.mbar span { font-size: 12px; color: rgba(255,255,255,.7); }
.mbar--on { transform: none; }
@media (min-width: 860px) { .mbar { display: none; } }
.site-footer { padding-bottom: 96px; }
@media (min-width: 860px) { .site-footer { padding-bottom: 32px; } }
.site-footer nav { flex-wrap: wrap; }