/* ================================================================
   LIDEX SUPER SDR — Landing Page
   ================================================================ */

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

:root {
    /* ══ Neutros / estrutura (legado Atlas, ainda em uso) ═════════
       A Story 1.6 removeu deste bloco todos os tokens de COR da paleta
       Atlas (roxos, lima/neon, preto, borda neon e surface). Os tokens
       abaixo sobrevivem porque continuam referenciados e não fazem
       parte do mapeamento old→new do plano de rebrand. Atenção: border
       e border-hi ainda carregam o roxo Atlas no VALOR — renomear e
       retonalizar para color-border é escopo da Story 1.7. */
    --border:       rgba(130, 61, 238, .2);
    --border-hi:    rgba(130, 61, 238, .5);
    --text:         #ffffff;
    --text-soft:    rgba(255,255,255,.85);
    --text-muted:   rgba(255,255,255,.48);
    --radius:       16px;
    --radius-sm:    8px;

    /* ══ LEADX — paleta oficial (Story 1.1) ═══════════════════════
       Tokens da nova identidade. Desde a Story 1.6 são a única fonte
       de cor de marca do arquivo — a paleta Atlas foi removida. */
    --color-magenta: #FF00D4;
    --color-violet:  #8A2BE2;
    --color-blue:    #2455FF;
    --color-cyan:    #00D9FF;
    --color-bg-base: #000000;
    --color-bg-surface: #0a0a0a;
    --color-bg-elevated: #111111;
    --color-text-primary: #ffffff;
    --color-text-muted: #a0a0a0;
    --color-border: rgba(255, 255, 255, 0.08);
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --gradient-brand: linear-gradient(90deg, #FF00D4, #8A2BE2, #2455FF, #00D9FF);
    --gradient-brand-135: linear-gradient(135deg, #FF00D4, #8A2BE2, #2455FF, #00D9FF);
    --shadow-glow: 0 0 32px rgba(255, 0, 212, 0.35);
    --shadow-glow-strong: 0 0 48px rgba(255, 0, 212, 0.55);
    --shadow-glow-sm: 0 0 16px rgba(36, 85, 255, 0.25);
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --max-width: 1280px;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body), system-ui, -apple-system, sans-serif;
    background: var(--color-bg-base);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Sistema tipografico LEADX (Story 1.7, AC2): Outfit como fonte de display
   em TODOS os niveis de heading. Regra unica em vez de repetir a declaracao
   em .hero h1 / .section-header h2 / .cta-section h2 / .feat-card h3 /
   .how-step h3 / .footer-col h4 — cobre os mesmos seletores da Task 2 sem
   deixar heading orfao em Inter. Nada alem de font-family e alterado. */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: #0a0a10; }
::-webkit-scrollbar-thumb { background: linear-gradient(to bottom, var(--color-magenta), var(--color-cyan)); border-radius: 3px; }

/* ══ KEYFRAMES ══════════════════════════════════════════════ */
@keyframes aurora {
    0%   { transform: translate(-50%,-50%) scale(1) rotate(0deg); opacity: .6; }
    33%  { transform: translate(-50%,-50%) scale(1.15) rotate(120deg); opacity: .4; }
    66%  { transform: translate(-50%,-50%) scale(.9) rotate(240deg); opacity: .7; }
    100% { transform: translate(-50%,-50%) scale(1) rotate(360deg); opacity: .6; }
}
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-16px); }
}
/* glow-pulse: sem consumidor no CSS/HTML atual, mas mantido (era paleta Atlas;
   recolorido para magenta LEADX para liberar a remoção do token roxo antigo). */
@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(255,0,212,.5), 0 0 60px rgba(255,0,212,.2); }
    50%       { box-shadow: 0 0 40px rgba(255,0,212,.5), 0 0 100px rgba(255,0,212,.35); }
}
/* neon-pulse: consumido por .plan-card.featured. Nome legado mantido (renomear
   é escopo de retokenização, Story 1.7); apenas as cores migraram para LEADX. */
@keyframes neon-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(255,0,212,.4), 0 0 50px rgba(36,85,255,.2); }
    50%       { box-shadow: 0 0 40px rgba(255,0,212,.4), 0 0 80px rgba(36,85,255,.4); }
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
}
@keyframes grid-move {
    from { background-position: 0 0; }
    to   { background-position: 40px 40px; }
}
@keyframes orb-drift {
    0%,100% { transform: translate(0,0) scale(1); }
    25%     { transform: translate(60px,-40px) scale(1.1); }
    50%     { transform: translate(30px,60px) scale(.95); }
    75%     { transform: translate(-50px,20px) scale(1.05); }
}
@keyframes count-up { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ══ UTILS ══════════════════════════════════════════════════ */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.mt-xs { margin-top: 4px; }
.mt-sm { margin-top: 8px; }
/* Substitui style="margin-bottom: 28px" inline no .tag do CTA final (Story 1.6, AC3) */
.mb-28 { margin-bottom: 28px; }
/* Espaçador vertical — substitui style="height: 32px" inline no plano Mensal,
   que alinha a altura do card sem o bloco .plan-saving (Story 1.6, AC3) */
.spacer-32 { height: 32px; }
/* Texto secundário menor — substitui style="color:...; font-size:.82em" inline */
.text-muted-sm { color: var(--text-muted); font-size: .82em; }
/* Fallback sólido: se background-clip:text não for suportado, o texto
   continua legível em vez de ficar invisível (color: transparent). */
.neon-text { color: var(--color-magenta); }
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
    .neon-text {
        background: var(--gradient-brand);
        -webkit-background-clip: text; background-clip: text;
        -webkit-text-fill-color: transparent; color: transparent;
        /* drop-shadow em vez de text-shadow: com background-clip:text o
           text-shadow seria pintado por cima do gradiente e o encobriria */
        filter: drop-shadow(0 0 24px rgba(255,0,212,.35));
    }
}
.purple-text { color: var(--color-violet); }
.cyan-text { color: var(--color-cyan); }
.gradient-text {
    background: var(--gradient-brand-135);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.tag {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 100px;
    border: 1px solid rgba(0,217,255,.3);
    background: rgba(0,217,255,.12);
    color: var(--color-cyan); font-size: .72rem; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
}

/* ══ BUTTONS ════════════════════════════════════════════════ */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; border-radius: var(--radius-sm);
    font-size: .9rem; font-weight: 700; text-decoration: none;
    border: none; cursor: pointer; transition: all .22s ease;
    letter-spacing: .02em; white-space: nowrap;
}
.btn-lg { padding: 15px 36px; font-size: 1rem; border-radius: 10px; }
.btn-primary {
    background: var(--gradient-brand-135); color: #fff;
    box-shadow: var(--shadow-glow-sm);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-neon {
    background: var(--color-cyan); color: #0a0a0a;
    box-shadow: 0 0 30px rgba(0,217,255,.4);
}
.btn-neon:hover { background: #33e2ff; transform: translateY(-2px); box-shadow: 0 0 50px rgba(0,217,255,.55); }
.btn-ghost {
    background: transparent; color: var(--text-soft);
    border: 1px solid rgba(255,255,255,.2);
}
.btn-ghost:hover { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.4); color: #fff; transform: translateY(-2px); }

/* ══ NAV ════════════════════════════════════════════════════ */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 18px 0;
    border-bottom: 1px solid transparent;
    transition: all .3s ease;
}
.nav.scrolled {
    background: rgba(3,3,3,.92);
    border-bottom-color: var(--border);
    backdrop-filter: blur(18px);
    padding: 12px 0;
}
.nav-inner { display: flex; align-items: center; gap: 40px; }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
/* Lockup completo (leadx-logo.png, 3:1) a pedido do product owner — decisão consciente de
   usar a peça de marca inteira no nav/rodapé em vez do símbolo quadrado. Altura fixa,
   largura livre para não distorcer a proporção original. Ver Story 1.3 / REQ-002. */
.nav-logo-img { height: 40px; width: auto; object-fit: contain; }
.nav-links { display: flex; gap: 32px; list-style: none; margin: 0 auto; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: .88rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: #fff; }
.nav-cta { display: flex; }
.nav-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; flex-direction: column; gap: 5px; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--text-muted); transition: all .3s; border-radius: 2px; }
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
    display: none; position: fixed; top: 65px; left: 0; right: 0; z-index: 999;
    background: rgba(5,3,14,.97); border-bottom: 1px solid var(--border);
    backdrop-filter: blur(18px); padding: 20px 24px;
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.mobile-menu a { color: var(--text-soft); text-decoration: none; font-size: .95rem; display: block; padding: 8px 0; transition: color .2s; }
.mobile-menu a:hover { color: var(--color-cyan); }

/* ══ HERO ═══════════════════════════════════════════════════ */
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: #030303;
}
/* Vídeo YouTube de fundo */
.hero-video-wrap {
    position: absolute; inset: 0;
    z-index: 0; overflow: hidden;
    pointer-events: none;
}
.hero-video-wrap video {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    pointer-events: none;
    display: block;
}
/* Overlay em camadas: escurece + tinge de roxo + preserva identidade */
.hero-video-overlay {
    position: absolute; inset: 0; z-index: 1;
    background:
        /* camada base preta — escurece o vídeo de forma uniforme */
        linear-gradient(to bottom, rgba(3,3,3,.82) 0%, rgba(3,3,3,.68) 50%, rgba(3,3,3,.90) 100%),
        /* toque de violeta no topo para manter identidade LEADX */
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(138,43,226,.35) 0%, transparent 70%);
    pointer-events: none;
}
/* Grid animado sobre o vídeo */
.hero::after {
    content: '';
    position: absolute; inset: 0; z-index: 2;
    background-image: linear-gradient(rgba(138,43,226,.05) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(138,43,226,.05) 1px, transparent 1px);
    background-size: 40px 40px;
    animation: grid-move 8s linear infinite;
    pointer-events: none;
}
#particles-canvas {
    position: absolute; inset: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 3;
}
.hero-content { position: relative; z-index: 4; text-align: center; }
.hero-tag { margin-bottom: 28px; }
.hero h1 {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 800; line-height: 1.13;
    letter-spacing: -.03em;
    margin-bottom: 24px;
}
.hero-sub {
    font-size: 1.08rem; color: var(--text-muted);
    max-width: 560px; margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats {
    display: flex; gap: 40px; justify-content: center; flex-wrap: wrap;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,.07);
}
/* --font-mono nos numeros de destaque (Story 1.7, AC3 — AUTO-DECISION das Dev Notes) */
.hero-stat strong { display: block; font-family: var(--font-mono); font-size: 1.8rem; font-weight: 800; color: var(--color-cyan); letter-spacing: -.03em; }
.hero-stat span { font-size: .75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .07em; }

/* Vídeo de demonstração (YouTube, facade clicável) */
.hero-video {
    max-width: 720px;
    margin: 8px auto 32px;
}
.hero-video-frame {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(0,217,255,.3);
    box-shadow: 0 20px 60px rgba(0,0,0,.55), 0 0 40px rgba(0,217,255,.10);
    background: #000;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.hero-video-frame:hover {
    transform: translateY(-3px);
    border-color: var(--color-cyan);
    box-shadow: 0 24px 70px rgba(0,0,0,.6), 0 0 55px rgba(0,217,255,.18);
}
.hero-video-frame img {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    opacity: .82;
}
.hero-video-frame iframe {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    border: 0;
}
.hero-video-play {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 68px; height: 68px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: rgba(3,3,3,.55);
    border: 2px solid var(--color-cyan);
    color: var(--color-cyan);
    box-shadow: 0 0 0 8px rgba(0,217,255,.08), 0 0 30px rgba(0,217,255,.25);
    transition: transform .2s ease, background .2s ease;
}
.hero-video-frame:hover .hero-video-play {
    transform: translate(-50%, -50%) scale(1.08);
    background: var(--color-cyan);
    color: #030303;
}
.hero-video-play svg { margin-left: 3px; }

/* Extension badge */
.extension-badge {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 8px 18px; border-radius: 100px;
    border: 1px solid var(--border);
    background: rgba(138,43,226,.08);
    margin-bottom: 24px;
    font-size: .78rem; color: var(--text-muted);
}
.extension-badge strong { color: var(--color-cyan); }
.chrome-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: conic-gradient(#4285f4 0% 25%, #ea4335 25% 50%, #fbbc04 50% 75%, #34a853 75%);
}

/* Typewriter cursor */
/* -webkit-text-fill-color é obrigatório aqui: o cursor é injetado dentro de
   #typewriter (.neon-text), que herda text-fill transparente do gradiente. */
.typewriter-cursor { animation: blink 1s infinite; color: var(--color-cyan); -webkit-text-fill-color: var(--color-cyan); }

/* ══ SECTION BASE ═══════════════════════════════════════════ */
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .tag { margin-bottom: 20px; }
.section-header h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800; line-height: 1.2;
    letter-spacing: -.03em; margin-bottom: 18px;
}
.section-header p { font-size: .98rem; color: var(--text-muted); max-width: 560px; margin: 0 auto; line-height: 1.7; }

/* ══ FEATURES GRID ══════════════════════════════════════════ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.feat-card {
    padding: 28px; border-radius: var(--radius);
    border: 1px solid var(--border);
    background: rgba(10,8,20,.6);
    backdrop-filter: blur(8px);
    transition: all .25s ease;
}
.feat-card:hover {
    border-color: var(--border-hi);
    background: rgba(138,43,226,.08);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(138,43,226,.15);
}
.feat-icon { font-size: 1.8rem; margin-bottom: 14px; }
.feat-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; color: #fff; }
.feat-card p { font-size: .875rem; color: var(--text-muted); line-height: 1.65; }
.feat-card .feat-badge {
    display: inline-block; margin-top: 12px;
    font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
    color: var(--color-cyan); border: 1px solid rgba(0,217,255,.3);
    padding: 3px 10px; border-radius: 100px;
    background: rgba(0,217,255,.12);
}

/* ══ HOW IT WORKS ═══════════════════════════════════════════ */
/* Modificador de <section class="section how-section" id="how">.
   Substitui o antigo atributo style= inline (Story 1.5, AC2).
   Nome segue a convenção já existente de .pricing-section. */
.how-section {
    background: var(--color-bg-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}
.how-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0;
    position: relative;
}
.how-grid::before {
    content: '';
    position: absolute; top: 32px; left: 10%; right: 10%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(138,43,226,.5), transparent);
}
/* 5 passos: linha de cima 3 colunas, linha de baixo passo 4 + passo 5 (destaque) */
.how-grid-5 {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 56px;
}
.how-grid-5::before { display: none; }
.how-grid-5 .how-step:nth-child(4) { grid-column: 1; }
.how-grid-5 .how-step:nth-child(5) {
    grid-column: 2 / 4;
    text-align: left;
    padding: 0 0 0 36px;
    border-left: 1px solid rgba(0,217,255,.3);
}
.how-grid-5 .how-step:nth-child(5) .how-num { margin: 0 0 20px 0; }
.how-step { text-align: center; padding: 0 20px; position: relative; }
.how-num {
    width: 64px; height: 64px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.4rem; font-weight: 800; color: var(--color-cyan);
    border: 2px solid rgba(0,217,255,.3);
    background: rgba(0,217,255,.12);
    position: relative; z-index: 1;
}
.how-step h3 { font-size: .95rem; font-weight: 700; margin-bottom: 10px; }
.how-step p { font-size: .83rem; color: var(--text-muted); line-height: 1.6; }

/* ══ PRICING ════════════════════════════════════════════════ */
.pricing-section {
    position: relative; overflow: hidden;
}
.pricing-section::before {
    content: '';
    position: absolute; top: 50%; left: 50%;
    width: 700px; height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(138,43,226,.12) 0%, transparent 70%);
    transform: translate(-50%,-50%);
    pointer-events: none;
}
.pricing-note {
    text-align: center;
    font-size: .78rem; color: var(--color-cyan);
    font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
    margin-bottom: 40px;
    padding: 12px 24px;
    border: 1px solid rgba(0,217,255,.3);
    border-radius: 100px;
    background: rgba(0,217,255,.12);
    display: inline-flex; align-items: center; gap: 8px;
    position: relative; left: 50%; transform: translateX(-50%);
}
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    align-items: stretch;
}
.plan-card {
    padding: 32px 28px; border-radius: var(--radius);
    border: 1px solid var(--border);
    background: rgba(10,8,20,.7);
    backdrop-filter: blur(10px);
    display: flex; flex-direction: column;
    position: relative; overflow: hidden;
    transition: all .25s ease;
}
.plan-card:hover { border-color: var(--border-hi); transform: translateY(-4px); box-shadow: 0 20px 60px rgba(138,43,226,.15); }
/* Card de destaque (AC2): a borda é o próprio gradiente de marca.
   Duas camadas de background — a sólida em padding-box cobre o miolo e o
   --gradient-brand-135 em border-box só aparece na faixa de 1px da borda,
   que precisa ficar transparente para não tapar o gradiente. */
.plan-card.featured {
    border-color: transparent;
    background:
        linear-gradient(rgba(10,10,10,.92), rgba(10,10,10,.92)) padding-box,
        var(--gradient-brand-135) border-box;
    box-shadow: 0 0 50px rgba(255,0,212,.12), inset 0 1px 0 rgba(255,255,255,.12);
    animation: neon-pulse 3s ease-in-out infinite;
}
.plan-card.featured:hover { transform: translateY(-6px); }
.plan-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 14px; border-radius: 100px;
    background: var(--color-cyan); color: #0a0a0a;
    font-size: .7rem; font-weight: 800; letter-spacing: .06em;
    text-transform: uppercase; margin-bottom: 20px;
    align-self: flex-start;
}
.plan-period { font-size: .75rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 10px; }
.plan-price {
    display: flex; align-items: baseline; gap: 4px;
    margin-bottom: 6px;
}
/* --font-mono no preco (Story 1.7, AC3 — AUTO-DECISION das Dev Notes) */
.plan-price strong { font-family: var(--font-mono); font-size: 2.8rem; font-weight: 800; letter-spacing: -.04em; }
.plan-price span { font-size: .88rem; color: var(--text-muted); }
.plan-total { font-size: .8rem; color: var(--text-muted); margin-bottom: 8px; }
.plan-saving {
    display: inline-flex; align-items: center;
    font-size: .72rem; font-weight: 700; color: var(--color-cyan);
    background: rgba(0,217,255,.12); border: 1px solid rgba(0,217,255,.3);
    padding: 3px 12px; border-radius: 100px;
    margin-bottom: 24px;
}
.plan-cta { margin-bottom: 28px; width: 100%; text-align: center; justify-content: center; font-size: .88rem; }
.plan-divider { border: none; border-top: 1px solid rgba(255,255,255,.08); margin-bottom: 20px; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.plan-features li { display: flex; align-items: flex-start; gap: 10px; font-size: .85rem; color: var(--text-soft); }
.check { color: var(--color-cyan); font-size: .55rem; flex-shrink: 0; margin-top: 3px; }
/* Nota de rodapé do pricing — substitui o style= inline (Story 1.6, AC3) */
.pricing-footnote {
    text-align: center; margin-top: 40px;
    font-size: .82rem; color: rgba(255,255,255,.3);
}

/* ══ PROOF / BENEFITS ═══════════════════════════════════════ */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}
.benefit-card {
    text-align: center; padding: 32px 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: rgba(10,8,20,.5);
}
.benefit-card .num { font-size: 2.5rem; font-weight: 800; color: var(--color-cyan); letter-spacing: -.04em; margin-bottom: 6px; }
/* Modificador do card "∞": especificidade 0,3,0 para vencer também a regra
   de .benefit-card .num dentro das media queries, como fazia o style= inline
   que esta classe substitui (Story 1.5, AC3). */
.benefit-card .num.num-xl { font-size: 2.8rem; line-height: 1; }
.benefit-card .label { font-size: .8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .08em; }
.channel-tags {
    margin-top: 10px;
    display: flex; flex-wrap: wrap; justify-content: center; gap: 6px;
}
.channel-tag {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 3px 10px; border-radius: 100px;
    border: 1px solid var(--border);
    background: rgba(138,43,226,.08);
    font-size: .68rem; font-weight: 600;
    color: var(--text-soft); letter-spacing: .02em;
    text-transform: none;
}

/* ══ FAQ ════════════════════════════════════════════════════ */
.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    background: rgba(10,8,20,.5); overflow: hidden;
    transition: border-color .2s;
}
.faq-item.open { border-color: var(--border-hi); }
.faq-q {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 22px; cursor: pointer;
    font-size: .93rem; font-weight: 600; color: var(--text-soft);
    user-select: none;
    transition: color .2s;
    gap: 12px;
}
.faq-q:hover { color: #fff; }
.faq-arrow { font-size: 1rem; color: var(--color-cyan); transition: transform .25s; flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a {
    max-height: 0; overflow: hidden;
    padding: 0 22px;
    font-size: .875rem; color: var(--text-muted); line-height: 1.7;
    transition: max-height .3s ease, padding .3s ease;
}
.faq-item.open .faq-a { max-height: 300px; padding-bottom: 20px; }

/* ══ CTA SECTION ════════════════════════════════════════════ */
.cta-section {
    position: relative; padding: 120px 0;
    text-align: center; overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute; top: 50%; left: 50%;
    width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, rgba(0,217,255,.1) 0%, transparent 70%);
    transform: translate(-50%,-50%);
    pointer-events: none;
    animation: orb-drift 12s ease-in-out infinite;
}
.cta-glow {
    position: absolute; top: 50%; left: 50%;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,0,212,.15) 0%, transparent 70%);
    transform: translate(-50%,-50%);
    pointer-events: none;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 {
    font-size: clamp(1.9rem, 4.5vw, 3rem);
    font-weight: 800; letter-spacing: -.03em;
    margin-bottom: 20px; line-height: 1.2;
}
.cta-section p { font-size: 1rem; color: var(--text-muted); margin-bottom: 40px; max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ══ FOOTER ═════════════════════════════════════════════════ */
.footer { padding: 64px 0 28px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand p { font-size: .84rem; color: var(--text-muted); margin-top: 14px; max-width: 240px; line-height: 1.7; }
.footer-col h4 { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--text-muted); margin-bottom: 16px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: .85rem; color: var(--text-muted); text-decoration: none; transition: color .2s; }
.footer-col ul a:hover { color: var(--color-cyan); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.06); padding-top: 24px;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
    font-size: .78rem; color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); text-decoration: none; }
.footer-bottom a:hover { color: var(--color-cyan); }

/* ══ RESPONSIVE ═════════════════════════════════════════════ */

/* ── Tablet largo (960px) ─────────────────────────────────── */
@media (max-width: 960px) {
    .plans-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .how-grid::before { display: none; }
    .how-grid { gap: 32px; }
    /* 5 passos volta para coluna única */
    .how-grid-5 { grid-template-columns: 1fr; row-gap: 32px; }
    .how-grid-5 .how-step:nth-child(4) { grid-column: auto; }
    .how-grid-5 .how-step:nth-child(5) {
        grid-column: auto;
        text-align: center;
        padding: 24px 20px;
        border-left: none;
        border-top: 1px solid rgba(0,217,255,.3);
    }
    .how-grid-5 .how-step:nth-child(5) .how-num { margin: 0 auto 20px; }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Mobile (768px) ───────────────────────────────────────── */
@media (max-width: 768px) {
    /* Nav */
    .nav-links, .nav-cta { display: none; }
    .nav-hamburger { display: flex; }
    .nav { padding: 14px 0; }

    /* Hero — vídeo mantém cover em mobile */
    .hero {
        min-height: 100svh; /* svh respeita barra do browser mobile */
        padding: 100px 0 60px;
        align-items: flex-start;
    }
    .hero-video-wrap video {
        width: auto;
        height: 100%;
        min-width: 100%;
        min-height: 100%;
    }
    .hero-content { padding: 0 4px; }
    .hero h1 { font-size: clamp(1.7rem, 6vw, 2.2rem); letter-spacing: -.02em; }
    .hero-video { margin: 4px auto 24px; }
    .hero-video-play { width: 54px; height: 54px; }
    .hero-video-play svg { width: 20px; height: 20px; }
    .hero-sub { font-size: .92rem; padding: 0 8px; }
    .hero-ctas { flex-direction: column; align-items: center; gap: 12px; }
    .hero-ctas .btn { width: 100%; max-width: 320px; justify-content: center; }
    .hero-stats { gap: 20px; flex-wrap: wrap; padding-top: 28px; }
    .hero-stat strong { font-size: 1.4rem; }
    .hero-stat span { font-size: .68rem; }
    .extension-badge { font-size: .72rem; padding: 6px 14px; }

    /* Sections */
    .section { padding: 60px 0; }
    .section-header { margin-bottom: 40px; }
    .section-header h2 { font-size: clamp(1.5rem, 5vw, 2rem); }
    .section-header p { font-size: .88rem; }

    /* Features */
    .features-grid { grid-template-columns: 1fr; gap: 14px; }

    /* How */
    .how-grid { grid-template-columns: 1fr; gap: 28px; }
    .how-grid-5 { grid-template-columns: 1fr; row-gap: 28px; }

    /* Benefits */
    .benefits-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .benefit-card { padding: 24px 14px; }
    .benefit-card .num { font-size: 2rem; }

    /* Planos */
    .plans-grid { grid-template-columns: 1fr; max-width: 100%; }
    .plan-price strong { font-size: 2.2rem; }
    .pricing-note { font-size: .7rem; padding: 10px 16px; }

    /* FAQ */
    .faq-q { font-size: .88rem; padding: 16px 18px; }

    /* CTA */
    .cta-section { padding: 72px 0; }
    .cta-btns { flex-direction: column; align-items: center; }
    .cta-btns .btn { width: 100%; max-width: 320px; justify-content: center; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-brand p { max-width: 100%; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }
}

/* ── Mobile pequeno (480px) ───────────────────────────────── */
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero h1 { font-size: clamp(1.5rem, 7vw, 1.9rem); }
    .hero-stats { gap: 14px; }
    .hero-stat { min-width: 70px; }
    .benefits-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .benefit-card { padding: 20px 10px; }
    .channel-tag { font-size: .62rem; padding: 2px 8px; }
    .tag { font-size: .66rem; padding: 5px 12px; }
    .btn-lg { padding: 13px 24px; font-size: .9rem; }
    .plan-card { padding: 24px 20px; }
    .feat-card { padding: 22px 18px; }
}

/* ── Mobile muito pequeno (360px) ────────────────────────── */
@media (max-width: 360px) {
    .hero h1 { font-size: 1.4rem; }
    .hero-stats { flex-direction: column; align-items: center; gap: 12px; }
    .benefits-grid { grid-template-columns: 1fr; }
    .hero-ctas .btn, .cta-btns .btn { max-width: 100%; }
}