:root {
    --roxo: #6200EE;
    --roxo-escuro: #3700B3;
    --roxo-claro: #BB86FC;
    --verde: #00C853;
    --texto: #1a1a2e;
    --texto-suave: #666;
    --fundo: #ffffff;
    --fundo-alt: #f7f6fb;
    --borda: #e8e6f0;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    color: var(--texto);
    line-height: 1.6;
    background: var(--fundo);
}

a { text-decoration: none; color: inherit; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ── Header ── */
.topnav {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--borda);
}
.topnav .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 68px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; }
.logo-icon {
    width: 36px; height: 36px; border-radius: 9px;
    background: linear-gradient(135deg, var(--roxo), var(--roxo-escuro));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 18px;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--texto-suave); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--roxo); }
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover { color: #fff; }

.btn {
    display: inline-block; padding: 12px 24px; border-radius: 10px;
    font-weight: 600; font-size: 15px; cursor: pointer; border: none;
    transition: transform .15s, box-shadow .2s; text-align: center;
}
.btn-primary {
    background: linear-gradient(135deg, var(--roxo), var(--roxo-escuro));
    color: #fff; box-shadow: 0 4px 14px rgba(98,0,238,.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(98,0,238,.4); }
.btn-outline { background: transparent; color: var(--roxo); border: 2px solid var(--roxo); }
.btn-outline:hover { background: var(--roxo); color: #fff; }
.btn-lg { padding: 16px 36px; font-size: 17px; }
.btn-block { display: block; width: 100%; }

/* ── Hero ── */
.hero {
    background: linear-gradient(135deg, #f3f0ff 0%, #ffffff 60%);
    padding: 80px 0 60px;
}
.hero-grid {
    display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
}
.hero h1 { font-size: 46px; line-height: 1.15; font-weight: 800; margin-bottom: 20px; }
.hero h1 .destaque {
    background: linear-gradient(135deg, var(--roxo), var(--roxo-claro));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p.sub { font-size: 19px; color: var(--texto-suave); margin-bottom: 32px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual {
    background: linear-gradient(135deg, var(--roxo), var(--roxo-escuro));
    border-radius: 24px; padding: 40px; color: #fff; text-align: center;
    box-shadow: 0 20px 60px rgba(98,0,238,.25);
}
.hero-visual .big-icon { font-size: 72px; margin-bottom: 16px; }
.hero-visual h3 { font-size: 22px; margin-bottom: 8px; }
.hero-visual p { opacity: .85; font-size: 15px; }

.video-titulo-wrap { text-align: center; margin-bottom: 20px; }
.video-titulo-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: linear-gradient(135deg, var(--roxo), var(--roxo-claro));
    color: #fff; font-size: 11px; font-weight: 800; letter-spacing: 1.5px;
    padding: 6px 16px; border-radius: 20px; margin-bottom: 12px;
    box-shadow: 0 4px 14px rgba(98,0,238,.25);
}
.video-titulo {
    position: relative; display: inline-block;
    font-size: 26px; font-weight: 800; color: var(--texto);
    padding-bottom: 14px;
}
.video-titulo::after {
    content: ''; position: absolute; left: 50%; bottom: 0;
    transform: translateX(-50%);
    width: 56px; height: 4px; border-radius: 3px;
    background: linear-gradient(135deg, var(--roxo), var(--roxo-claro));
}

/* ── Seções ── */
.section { padding: 72px 0; }
.section-alt { background: var(--fundo-alt); }
.section-title { text-align: center; margin-bottom: 12px; font-size: 34px; font-weight: 800; }
.section-sub { text-align: center; color: var(--texto-suave); font-size: 18px; margin-bottom: 48px; max-width: 640px; margin-left: auto; margin-right: auto; }

/* ── Comparação de custo ── */
.compare-grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center; max-width: 900px; margin: 0 auto; }
.compare-card {
    border-radius: 20px; padding: 36px 28px; text-align: center;
    border: 2px solid var(--borda);
}
.compare-card.ruim { background: #fff5f5; border-color: #ffd0d0; }
.compare-card.bom { background: #f0fff4; border-color: #b0f0c0; }
.compare-card .icone { font-size: 48px; margin-bottom: 12px; }
.compare-card h3 { font-size: 20px; margin-bottom: 6px; }
.compare-card .preco { font-size: 38px; font-weight: 800; margin: 12px 0; }
.compare-card.ruim .preco { color: #d63031; }
.compare-card.bom .preco { color: var(--verde); }
.compare-card ul { list-style: none; text-align: left; margin-top: 16px; }
.compare-card li { padding: 6px 0; font-size: 14px; display: flex; gap: 8px; }
.compare-vs { font-size: 24px; font-weight: 800; color: var(--texto-suave); }
.economia-badge {
    background: var(--verde); color: #fff; display: inline-block;
    padding: 8px 20px; border-radius: 30px; font-weight: 700; font-size: 17px;
    margin-top: 32px;
}

/* ── Features ── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
    background: #fff; border: 1px solid var(--borda); border-radius: 16px;
    padding: 28px; transition: transform .2s, box-shadow .2s;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,.08); }
.feature-card .ficon {
    width: 52px; height: 52px; border-radius: 12px;
    background: linear-gradient(135deg, #f3f0ff, #e8e0ff);
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; margin-bottom: 16px;
}
.feature-card h3 { font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--texto-suave); font-size: 14px; }

/* ── Planos ── */
.plans-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 980px; margin: 0 auto; }
.plan-card {
    background: #fff; border: 2px solid var(--borda); border-radius: 20px;
    padding: 36px 28px; text-align: center; position: relative;
    transition: transform .2s, box-shadow .2s;
}
.plan-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,.1); }
.plan-card.destaque { border-color: var(--roxo); box-shadow: 0 16px 40px rgba(98,0,238,.15); }
.plan-badge {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: var(--roxo); color: #fff; padding: 5px 18px; border-radius: 20px;
    font-size: 13px; font-weight: 700;
}
.plan-card h3 { font-size: 20px; margin-bottom: 6px; }
.plan-card .plan-price { font-size: 42px; font-weight: 800; color: var(--roxo); margin: 16px 0 4px; }
.plan-card .plan-price small { font-size: 16px; color: var(--texto-suave); font-weight: 500; }
.plan-card .plan-desc { color: var(--texto-suave); font-size: 14px; margin-bottom: 20px; }
.plan-card ul { list-style: none; text-align: left; margin: 20px 0; }
.plan-card li { padding: 8px 0; font-size: 14px; display: flex; gap: 10px; border-bottom: 1px solid #f0f0f0; }
.plan-card li .check { color: var(--verde); font-weight: 700; }

/* ── Footer ── */
.footer { background: #1a1a2e; color: #fff; padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
.footer h4 { font-size: 16px; margin-bottom: 14px; }
.footer a { color: #b0b0c0; font-size: 14px; display: block; padding: 4px 0; }
.footer a:hover { color: #fff; }
.footer .copy { text-align: center; padding-top: 24px; border-top: 1px solid #333; color: #888; font-size: 13px; }

/* ── Cards de login / forms ── */
.auth-wrap { min-height: calc(100vh - 68px); display: flex; align-items: center; justify-content: center; padding: 40px 16px; background: var(--fundo-alt); }
.auth-card { background: #fff; border-radius: 18px; padding: 40px; width: 100%; max-width: 420px; box-shadow: 0 12px 40px rgba(0,0,0,.08); }
.auth-card h1 { font-size: 24px; margin-bottom: 6px; }
.auth-card .muted { color: var(--texto-suave); font-size: 14px; margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: #555; margin-bottom: 6px; }
.field input {
    width: 100%; padding: 12px 14px; border: 1px solid var(--borda);
    border-radius: 10px; font-size: 15px;
}
.field input:focus { outline: none; border-color: var(--roxo); }
.alert { padding: 12px 16px; border-radius: 10px; font-size: 14px; margin-bottom: 16px; }
.alert.err { background: #fdeaea; color: #c0392b; }
.alert.ok { background: #e3f7ed; color: #0f7d4d; }

@media (max-width: 860px) {
    .hero-grid, .features-grid, .plans-grid, .footer-grid { grid-template-columns: 1fr; }
    .compare-grid { grid-template-columns: 1fr; }
    .compare-vs { transform: rotate(90deg); }
    .nav-links { display: none; }
    .hero h1 { font-size: 34px; }
}