:root {
    --cor-primaria: #d81b25;
    --cor-primaria-escura: #a8121a;
    --cor-primaria-suave: #fdecec;
    --cor-acento: #111111;
    --cor-sucesso: #16a34a;
    --cor-texto: #111827;
    --cor-texto-suave: #6b7280;
    --cor-fundo: #ffffff;
    --cor-fundo-suave: #f8f9fc;
    --cor-fundo-escuro: #111827;
    --cor-borda: #e5e7eb;
    --raio: 14px;
    --raio-lg: 20px;
    --sombra: 0 10px 30px rgba(17, 24, 39, 0.06);
    --sombra-lg: 0 20px 50px rgba(17, 24, 39, 0.10);
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--cor-texto);
    background: var(--cor-fundo);
    line-height: 1.55;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 { line-height: 1.2; margin: 0; }
p { margin: 0; }

/* ---------- Topbar / nav ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--cor-borda);
}
.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    gap: 20px;
}
.brand {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--cor-texto);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}
.brand-icone { font-size: 1.1rem; }
.brand-logo { height: 56px; width: auto; display: block; }

.nav-desktop {
    display: flex;
    gap: 26px;
    flex: 1;
    justify-content: center;
}
.nav-link {
    color: var(--cor-texto-suave);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: color .15s ease, border-color .15s ease;
}
.nav-link:hover, .nav-link.ativo {
    color: var(--cor-primaria);
    border-color: var(--cor-primaria);
}

.topbar-acoes {
    display: flex;
    align-items: center;
    gap: 10px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 34px;
    height: 34px;
    background: none;
    border: none;
    cursor: pointer;
}
.menu-toggle span {
    display: block;
    height: 2px;
    background: var(--cor-texto);
    border-radius: 2px;
    transition: transform .2s ease, opacity .2s ease;
}
.menu-toggle.aberto span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.aberto span:nth-child(2) { opacity: 0; }
.menu-toggle.aberto span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-mobile {
    display: none;
    flex-direction: column;
    padding: 6px 20px 18px;
    border-top: 1px solid var(--cor-borda);
}
.nav-mobile.aberto { display: flex; }
.nav-mobile .nav-link {
    padding: 12px 0;
    border-bottom: 1px solid var(--cor-borda);
}
.nav-mobile-acoes {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}
.nav-mobile-acoes .btn { flex: 1; }

/* ---------- Botões ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    transition: transform .08s ease, box-shadow .15s ease, background .15s ease;
    white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn-lg { padding: 15px 30px; font-size: 1.02rem; }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; }
.btn-primario {
    background: var(--cor-primaria);
    color: #fff;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.28);
}
.btn-primario:hover { background: var(--cor-primaria-escura); }
.btn-primario:disabled { opacity: .6; cursor: not-allowed; box-shadow: none; }
.btn-secundario {
    background: #fff;
    color: var(--cor-texto);
    border: 1.5px solid var(--cor-borda);
}
.btn-secundario:hover { border-color: var(--cor-primaria); color: var(--cor-primaria); }
.btn-ghost {
    background: transparent;
    color: var(--cor-primaria);
    border: 1.5px solid var(--cor-primaria);
}
.btn-ghost:hover { background: var(--cor-primaria-suave); }
.btn-whatsapp { background: #16a34a; box-shadow: 0 8px 20px rgba(22, 163, 74, 0.28); }
.btn-whatsapp:hover { background: #15803d; }

/* ---------- Hero ---------- */
.hero {
    background: radial-gradient(circle at 15% 20%, #eef2ff 0%, transparent 45%), linear-gradient(180deg, #fbfbff 0%, #ffffff 60%);
    padding: 64px 0 60px;
    overflow: hidden;
}
.hero-inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}
.selo {
    display: inline-block;
    background: var(--cor-primaria-suave);
    color: var(--cor-primaria);
    font-weight: 700;
    font-size: 0.82rem;
    padding: 7px 14px;
    border-radius: 999px;
    margin-bottom: 18px;
}
.hero-texto h1 {
    font-size: clamp(1.7rem, 3.6vw, 2.6rem);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}
.hero-texto p {
    color: var(--cor-texto-suave);
    font-size: 1.08rem;
    max-width: 560px;
    margin-bottom: 26px;
}
.hero-acoes {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 26px;
}
.hero-selos {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 0.88rem;
    color: var(--cor-texto-suave);
    font-weight: 600;
}

.hero-visual {
    position: relative;
    height: 340px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-blob {
    position: absolute;
    inset: 0;
    margin: auto;
    width: 280px;
    height: 280px;
    background: linear-gradient(135deg, var(--cor-primaria), #111111);
    border-radius: 42% 58% 65% 35% / 45% 40% 60% 55%;
    opacity: 0.14;
    filter: blur(2px);
}
.hero-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio);
    padding: 14px 18px;
    box-shadow: var(--sombra-lg);
}
.hero-card strong { display: block; font-size: 0.95rem; }
.hero-card small { color: var(--cor-texto-suave); font-size: 0.78rem; }
.hero-card-icone { font-size: 1.4rem; }
.hero-card-1 { top: 18%; left: 4%; }
.hero-card-2 { bottom: 14%; right: 2%; }

/* ---------- Seções genéricas ---------- */
.secao { padding: 68px 0; }
.secao-suave { background: var(--cor-fundo-suave); }
.secao-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 42px;
}
.eyebrow {
    display: inline-block;
    color: var(--cor-primaria);
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 10px;
}
.secao-header h2 {
    font-size: clamp(1.4rem, 2.6vw, 1.9rem);
    margin-bottom: 12px;
}
.secao-sub {
    color: var(--cor-texto-suave);
    font-size: 1rem;
}

/* Como funciona */
.passos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.passo-card {
    position: relative;
    background: #fff;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-lg);
    padding: 30px 24px 26px;
    box-shadow: var(--sombra);
}
.passo-numero {
    position: absolute;
    top: -14px;
    left: 24px;
    background: var(--cor-primaria);
    color: #fff;
    font-weight: 800;
    font-size: 0.85rem;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.35);
}
.passo-icone { font-size: 1.8rem; margin-bottom: 10px; }
.passo-card h3 { font-size: 1.08rem; margin-bottom: 8px; }
.passo-card p { color: var(--cor-texto-suave); font-size: 0.92rem; }

/* Benefícios */
.beneficios-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.beneficio-card {
    background: #fff;
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio);
    padding: 24px 20px;
    text-align: left;
}
.beneficio-icone {
    font-size: 1.6rem;
    margin-bottom: 10px;
}
.beneficio-card h3 { font-size: 1rem; margin-bottom: 8px; }
.beneficio-card p { color: var(--cor-texto-suave); font-size: 0.88rem; }

/* Marcas */
.marcas-cta { text-align: center; }

/* Garantia / destaque */
.secao-destaque {
    background: linear-gradient(135deg, var(--cor-primaria) 0%, #111111 100%);
    color: #fff;
    padding: 54px 0;
}
.garantia-inner {
    display: flex;
    align-items: center;
    gap: 26px;
}
.garantia-icone {
    font-size: 2.6rem;
    flex-shrink: 0;
    background: rgba(255,255,255,0.14);
    width: 72px;
    height: 72px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.secao-destaque h2 { font-size: 1.4rem; margin-bottom: 8px; }
.secao-destaque p { opacity: 0.92; max-width: 640px; }

/* FAQ */
.faq-lista {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.faq-item {
    background: #fff;
    border: 1px solid var(--cor-borda);
    border-radius: 12px;
    padding: 4px 20px;
}
.faq-item summary {
    padding: 16px 0;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    font-size: 1.3rem;
    color: var(--cor-primaria);
    font-weight: 400;
    margin-left: 12px;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p {
    color: var(--cor-texto-suave);
    font-size: 0.92rem;
    padding-bottom: 18px;
}

/* CTA final */
.cta-final { text-align: center; }
.cta-final-inner {
    max-width: 560px;
}
.cta-final h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin-bottom: 10px; }
.cta-final p { color: var(--cor-texto-suave); margin-bottom: 24px; }

/* ---------- Quiz ---------- */
.quiz-section { padding: 68px 0; background: var(--cor-fundo-suave); }
.quiz-card {
    background: var(--cor-fundo);
    border: 1px solid var(--cor-borda);
    border-radius: var(--raio-lg);
    padding: 32px;
    max-width: 560px;
    margin: 0 auto;
    box-shadow: var(--sombra-lg);
    position: relative;
}

.quiz-progress {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-bottom: 22px;
}
.passo-dot {
    width: 26px;
    height: 4px;
    border-radius: 2px;
    background: var(--cor-borda);
}
.passo-dot.active { background: var(--cor-primaria); }

.quiz-loading, .quiz-erro {
    text-align: center;
    color: var(--cor-texto-suave);
    padding: 20px 0;
}

.quiz-passo h3 {
    font-size: 1.2rem;
    margin: 0 0 6px;
    text-align: center;
}
.quiz-ajuda {
    color: var(--cor-texto-suave);
    font-size: 0.9rem;
    text-align: center;
    margin: 0 0 20px;
}

.opcoes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 12px;
}
.opcao-btn {
    padding: 14px 10px;
    border-radius: 10px;
    border: 1.5px solid var(--cor-borda);
    background: var(--cor-fundo-suave);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-align: center;
    transition: border-color .12s ease, background .12s ease;
}
.opcao-btn:hover { border-color: var(--cor-primaria); background: var(--cor-primaria-suave); }
.opcao-outra {
    width: 100%;
    background: transparent;
    border-style: dashed;
    color: var(--cor-texto-suave);
}

.voltar-btn {
    background: none;
    border: none;
    color: var(--cor-texto-suave);
    cursor: pointer;
    font-size: 0.85rem;
    padding: 0 0 14px;
}

.resultado-icone {
    font-size: 2.4rem;
    text-align: center;
    margin-bottom: 6px;
}

.form-cadastro {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 18px;
}
.form-cadastro label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--cor-texto-suave);
}
.form-cadastro input {
    padding: 12px 14px;
    border-radius: 10px;
    border: 1.5px solid var(--cor-borda);
    font-size: 1rem;
    font-family: inherit;
}
.form-cadastro input:focus {
    outline: none;
    border-color: var(--cor-primaria);
}
.form-erro {
    color: #dc2626;
    font-size: 0.85rem;
    text-align: center;
    margin: 4px 0 0;
}

.link-btn {
    display: block;
    margin: 16px auto 0;
    background: none;
    border: none;
    color: var(--cor-texto-suave);
    text-decoration: underline;
    cursor: pointer;
    font-size: 0.85rem;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--cor-fundo-escuro);
    color: #d1d5db;
    padding: 52px 0 0;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 30px;
    padding-bottom: 36px;
}
.brand-footer { color: #fff; margin-bottom: 10px; }
.brand-logo-footer { height: 84px; width: auto; display: block; background: #fff; padding: 10px 18px; border-radius: 12px; }
.footer-coluna p { color: #9ca3af; font-size: 0.9rem; }
.footer-coluna h4 {
    color: #fff;
    font-size: 0.9rem;
    margin-bottom: 14px;
}
.footer-coluna a {
    display: block;
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 10px;
}
.footer-coluna a:hover { color: #fff; }
.footer-copy {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 18px 20px;
    color: #6b7280;
    font-size: 0.82rem;
    text-align: center;
}
.footer-dev { margin-top: 6px; font-size: 0.82rem; }
.footer-dev a { color: var(--cor-primaria); font-weight: 700; text-decoration: none; }
.footer-dev a:hover { text-decoration: underline; }

/* ---------- WhatsApp flutuante ---------- */
.whatsapp-flutuante {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: #16a34a;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    text-decoration: none;
    box-shadow: 0 10px 24px rgba(22, 163, 74, 0.4);
    z-index: 90;
}

/* ---------- Responsivo ---------- */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { height: 220px; margin-top: 10px; }
    .passos-grid { grid-template-columns: 1fr; }
    .beneficios-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
    .nav-desktop { display: none; }
    .menu-toggle { display: flex; }
    .topbar-acoes .btn { display: none; }
}

@media (max-width: 400px) {
    .brand { font-size: 0.95rem; }
}

@media (max-width: 480px) {
    .quiz-card { padding: 24px 18px; }
    .opcoes-grid { grid-template-columns: 1fr; }
    .beneficios-grid { grid-template-columns: 1fr; }
    .garantia-inner { flex-direction: column; text-align: center; }
    .hero-selos { flex-direction: column; gap: 8px; }
}