/* =====================================================================
   LOGAR TELECOM — Tema Futurista (dark + neon + glassmorphism)
   Fontes: Sora (títulos) + Inter (texto). Cores --cor-* vêm do painel.
   ===================================================================== */

:root {
    /* Marca (sobrescritas pelo painel) */
    --cor-primaria: #2b7bff;
    --cor-secundaria: #19e3c2;
    --cor-escura: #0b1b3a;

    /* Base escura */
    --bg: #060912;
    --bg-2: #0b1120;
    --painel: rgba(255,255,255,.04);
    --painel-2: rgba(255,255,255,.06);
    --vidro-borda: rgba(255,255,255,.10);
    --vidro-borda-forte: rgba(255,255,255,.18);

    /* Texto */
    --tinta: #eef3fb;
    --tinta-2: #aab6cc;
    --tinta-3: #7c8aa5;

    /* Grade de fundo */
    --grade: rgba(255,255,255,.03);

    /* Tipografia */
    --fonte-titulo: 'Sora', system-ui, sans-serif;
    --fonte-texto: 'Inter', system-ui, -apple-system, sans-serif;

    /* Espaçamento (8pt) */
    --s1: 8px; --s2: 16px; --s3: 24px; --s4: 32px; --s5: 48px; --s6: 64px; --s7: 96px;

    /* Raios */
    --r-sm: 10px; --r-md: 16px; --r-lg: 22px; --r-full: 999px;

    /* Gradiente neon da marca */
    --neon: linear-gradient(120deg, var(--cor-primaria), var(--cor-secundaria));
    --glow: 0 0 40px color-mix(in srgb, var(--cor-primaria) 45%, transparent);
    --sombra-vidro: 0 24px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
}

/* ===== MODO CLARO (ex.: tema Roxo & Branco) ===== */
body.tema-claro {
    --bg: #f7f8fc;
    --bg-2: #eef1f7;
    --painel: #ffffff;
    --painel-2: #ffffff;
    --vidro-borda: rgba(15,23,42,.10);
    --vidro-borda-forte: rgba(15,23,42,.18);
    --tinta: #101828;
    --tinta-2: #475569;
    --tinta-3: #64748b;
    --grade: rgba(15,23,42,.045);
    --sombra-vidro: 0 12px 34px rgba(15,23,42,.10), inset 0 1px 0 rgba(255,255,255,.7);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--fonte-texto);
    color: var(--tinta);
    background: var(--bg);
    line-height: 1.65; font-size: 16px; overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    position: relative;
}
/* Brilhos de fundo fixos (aurora) */
body::before {
    content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
    background:
        radial-gradient(600px 400px at 12% 8%, color-mix(in srgb, var(--cor-primaria) 30%, transparent), transparent 60%),
        radial-gradient(700px 500px at 88% 12%, color-mix(in srgb, var(--cor-secundaria) 24%, transparent), transparent 60%),
        radial-gradient(600px 600px at 50% 108%, color-mix(in srgb, var(--cor-primaria) 22%, transparent), transparent 60%);
}
/* Grade sutil */
body::after {
    content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
    background-image:
        linear-gradient(var(--grade) 1px, transparent 1px),
        linear-gradient(90deg, var(--grade) 1px, transparent 1px);
    background-size: 54px 54px;
    -webkit-mask-image: radial-gradient(circle at 50% 0, #000, transparent 80%);
    mask-image: radial-gradient(circle at 50% 0, #000, transparent 80%);
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { font-family: var(--fonte-titulo); line-height: 1.12; color: var(--tinta); font-weight: 700; letter-spacing: -.5px; }
h1, h2, h3, p, a, li { overflow-wrap: break-word; }
ul { list-style: none; }
:focus-visible { outline: 2px solid var(--cor-secundaria); outline-offset: 3px; border-radius: 6px; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* Título com gradiente neon */
.grad { background: var(--neon); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }

.section-head { text-align: center; max-width: 660px; margin: 0 auto var(--s5); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase; color: var(--cor-secundaria); margin-bottom: var(--s2); padding: 6px 14px; border: 1px solid var(--vidro-borda); border-radius: var(--r-full); background: var(--painel); }
.section-head h2 { font-size: clamp(30px, 4.4vw, 46px); margin-bottom: var(--s2); }
.section-head p { color: var(--tinta-2); font-size: clamp(16px, 2vw, 18px); }

/* ===== Botões ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 15px 30px; border-radius: var(--r-full); border: 1px solid transparent;
    font-family: var(--fonte-texto); font-weight: 600; font-size: 15px; cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease, background .18s; line-height: 1; white-space: nowrap;
}
.btn-primary { background: var(--neon); color: #fff; font-weight: 700; box-shadow: var(--glow); text-shadow: 0 1px 2px rgba(0,0,0,.18); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 55px color-mix(in srgb, var(--cor-primaria) 60%, transparent); }
.btn-outline { border-color: var(--vidro-borda-forte); color: var(--tinta); background: var(--painel); backdrop-filter: blur(8px); }
.btn-outline:hover { background: var(--painel-2); border-color: var(--cor-secundaria); }
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-light { background: #fff; color: #05121f; font-weight: 700; }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(0,0,0,.4); }
.btn-block { display: flex; width: 100%; }
.btn-nav { background: var(--neon); color: #fff; font-weight: 700; padding: 11px 22px; box-shadow: var(--glow); text-shadow: 0 1px 2px rgba(0,0,0,.18); }
.btn-nav:hover { transform: translateY(-1px); }

/* ===== Header ===== */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: color-mix(in srgb, var(--bg) 70%, transparent);
    backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid var(--vidro-borda);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo img { max-height: 44px; }
.logo-text { font-family: var(--fonte-titulo); font-size: 23px; font-weight: 800; letter-spacing: -.5px; background: var(--neon); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.main-nav { display: flex; align-items: center; gap: var(--s4); }
.main-nav a { font-weight: 500; color: var(--tinta-2); font-size: 15px; transition: color .15s; }
.main-nav a:hover { color: var(--tinta); }
.main-nav a.btn-nav { color: #041018; }
.nav-toggle { display: none; width: 44px; height: 44px; background: none; border: none; cursor: pointer; color: #fff; }

/* ===== Hero ===== */
.hero { position: relative; padding: var(--s7) 0; }
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: var(--s5); align-items: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 9px; background: var(--painel); border: 1px solid var(--vidro-borda); color: var(--tinta); font-size: 13px; font-weight: 500; padding: 8px 16px; border-radius: var(--r-full); margin-bottom: var(--s3); backdrop-filter: blur(8px); }
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cor-secundaria); box-shadow: 0 0 0 4px color-mix(in srgb, var(--cor-secundaria) 25%, transparent); animation: pulso 2s infinite; }
@keyframes pulso { 50% { box-shadow: 0 0 0 8px color-mix(in srgb, var(--cor-secundaria) 6%, transparent); } }
.hero-text h1 { font-size: clamp(34px, 5.6vw, 60px); font-weight: 800; letter-spacing: -1.5px; margin-bottom: var(--s3); }
.hero-text p { font-size: clamp(16px, 2.2vw, 19px); color: var(--tinta-2); margin-bottom: var(--s4); max-width: 32ch; }
.hero-actions { display: flex; gap: var(--s2); flex-wrap: wrap; margin-bottom: var(--s5); }
.hero-trust { display: flex; gap: var(--s5); flex-wrap: wrap; }
.hero-trust div { display: flex; flex-direction: column; }
.hero-trust b { font-family: var(--fonte-titulo); font-size: 24px; background: var(--neon); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-trust span { font-size: 13px; color: var(--tinta-3); }
.hero-img { position: relative; }
.hero-img::before { content: ""; position: absolute; inset: -20px; background: var(--neon); filter: blur(60px); opacity: .35; border-radius: 50%; z-index: -1; }
.hero-img img { border-radius: var(--r-lg); border: 1px solid var(--vidro-borda); box-shadow: var(--sombra-vidro); }

/* Vidro base para cards */
.dif-card, .plano-card, .sobre-card {
    background: var(--painel); border: 1px solid var(--vidro-borda);
    backdrop-filter: blur(10px); box-shadow: var(--sombra-vidro);
}

/* ===== Diferenciais ===== */
.diferenciais { padding: var(--s6) 0; }
.dif-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s3); }
.dif-card { padding: var(--s4) var(--s3); border-radius: var(--r-md); transition: transform .2s, border-color .2s, box-shadow .2s; }
.dif-card:hover { transform: translateY(-6px); border-color: var(--vidro-borda-forte); box-shadow: 0 30px 60px rgba(0,0,0,.5), var(--glow); }
.dif-icon {
    width: 58px; height: 58px; border-radius: 15px; display: flex; align-items: center; justify-content: center;
    font-size: 28px; margin-bottom: var(--s2);
    background: color-mix(in srgb, var(--cor-primaria) 18%, transparent);
    border: 1px solid var(--vidro-borda);
    box-shadow: inset 0 0 20px color-mix(in srgb, var(--cor-secundaria) 20%, transparent);
}
.dif-card h3 { font-size: 18px; margin-bottom: 6px; }
.dif-card p { color: var(--tinta-2); font-size: 15px; }

/* ===== Planos ===== */
.planos { padding: var(--s7) 0; }
.planos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s3); align-items: stretch; }
.plano-card {
    position: relative; border-radius: var(--r-lg); padding: var(--s5) var(--s4) var(--s4);
    display: flex; flex-direction: column; transition: transform .22s, box-shadow .22s, border-color .22s;
}
.plano-card:hover { transform: translateY(-8px); border-color: var(--vidro-borda-forte); }
.plano-card.destaque {
    background: linear-gradient(180deg, color-mix(in srgb, var(--cor-primaria) 14%, transparent), var(--painel));
    border-color: color-mix(in srgb, var(--cor-secundaria) 55%, transparent);
    box-shadow: 0 30px 70px rgba(0,0,0,.55), var(--glow);
}
.badge {
    position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
    background: var(--neon); color: #fff; font-size: 12px; font-weight: 800; letter-spacing: .3px;
    padding: 7px 18px; border-radius: var(--r-full); box-shadow: var(--glow); white-space: nowrap; text-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.plano-nome { font-size: 20px; margin-bottom: var(--s3); }
.plano-vel { display: flex; align-items: baseline; gap: 8px; margin-bottom: var(--s2); }
.plano-vel .num { font-family: var(--fonte-titulo); font-size: 56px; font-weight: 800; line-height: 1; letter-spacing: -2px; background: var(--neon); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.plano-vel .uni { font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--cor-secundaria); }
.plano-preco { margin-bottom: var(--s3); padding-bottom: var(--s3); border-bottom: 1px solid var(--vidro-borda); }
.plano-preco .cifra { font-size: 18px; vertical-align: top; color: var(--tinta-2); }
.plano-preco .valor { font-family: var(--fonte-titulo); font-size: 40px; font-weight: 800; letter-spacing: -1px; }
.plano-preco .mes { font-size: 15px; color: var(--tinta-3); }
.plano-recursos { margin-bottom: var(--s4); flex-grow: 1; }
.plano-recursos li { padding: 9px 0 9px 30px; position: relative; color: var(--tinta-2); font-size: 15px; }
.plano-recursos li::before {
    content: ""; position: absolute; left: 1px; top: 10px; width: 17px; height: 17px;
    background-color: var(--cor-secundaria);
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/contain no-repeat;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* ===== Sobre ===== */
.sobre { padding: var(--s7) 0; }
.sobre-inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s5); align-items: center; }
.sobre-img img { border-radius: var(--r-lg); border: 1px solid var(--vidro-borda); box-shadow: var(--sombra-vidro); }
.sobre-text h2 { font-size: clamp(28px, 3.8vw, 40px); margin-bottom: var(--s3); }
.sobre-text p { color: var(--tinta-2); font-size: 17px; }

/* ===== CTA ===== */
.cta { padding: var(--s6) 0; }
.cta-inner {
    text-align: center; border-radius: var(--r-lg); padding: var(--s6) var(--s4);
    background: linear-gradient(120deg, var(--cor-primaria), var(--cor-secundaria));
    box-shadow: var(--glow); position: relative; overflow: hidden;
}
.cta h2 { font-size: clamp(28px, 3.8vw, 42px); margin-bottom: var(--s2); color: #fff; }
.cta p { font-size: clamp(16px, 2vw, 19px); color: rgba(255,255,255,.92); margin-bottom: var(--s4); }

/* ===== Página institucional ===== */
.pagina { padding: var(--s6) 0 var(--s7); min-height: 55vh; }
.pagina-conteudo { max-width: 800px; }
.breadcrumb { font-size: 14px; color: var(--tinta-3); margin-bottom: var(--s2); }
.breadcrumb a { color: var(--cor-secundaria); }
.breadcrumb span { margin: 0 6px; }
.pagina-conteudo h1 { font-size: clamp(30px, 4.2vw, 44px); margin-bottom: var(--s4); }
.pag-corpo { background: var(--painel); border: 1px solid var(--vidro-borda); border-radius: var(--r-lg); padding: var(--s5); box-shadow: var(--sombra-vidro); }
.pag-corpo p { color: var(--tinta-2); font-size: 16.5px; margin-bottom: var(--s2); }
.pag-corpo p:first-child { font-size: 18px; color: var(--tinta); font-weight: 500; }
.pag-sec { font-size: 20px; margin: var(--s4) 0 var(--s2); padding-top: var(--s3); border-top: 1px solid var(--vidro-borda); color: var(--tinta); }
.pag-lista { margin: 0 0 var(--s3); }
.pag-lista li { position: relative; padding: 6px 0 6px 26px; color: var(--tinta-2); font-size: 16px; }
.pag-lista li::before { content: ""; position: absolute; left: 4px; top: 15px; width: 7px; height: 7px; border-radius: 50%; background: var(--cor-secundaria); box-shadow: 0 0 8px var(--cor-secundaria); }

/* ===== Footer ===== */
/* Rodapé sempre escuro (independente do tema, para os ícones ficarem legíveis) */
.site-footer { background: #0a0f1c; border-top: 1px solid rgba(255,255,255,.08); color: #aab6cc; padding: var(--s6) 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1.2fr 1.2fr 1.2fr; gap: var(--s4); padding-bottom: var(--s5); }
.footer-col h3 { font-family: var(--fonte-titulo); font-size: 22px; margin-bottom: var(--s2); background: var(--neon); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: inline-block; }
.footer-col h4 { color: #fff; font-size: 14px; letter-spacing: 1px; margin-bottom: var(--s2); text-transform: uppercase; }
.footer-col p { margin-bottom: 10px; font-size: 15px; display: flex; align-items: flex-start; gap: 9px; }
.footer-col p svg { flex-shrink: 0; margin-top: 3px; opacity: .8; }
.footer-col a:hover { color: #fff; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 15px; transition: color .15s, padding .15s; }
.footer-links a:hover { color: var(--cor-secundaria); padding-left: 4px; }
.social { display: flex; gap: 10px; margin-top: var(--s2); }
.social a { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); display: flex; align-items: center; justify-content: center; transition: .18s; }
.social a:hover { border-color: var(--cor-secundaria); transform: translateY(-2px); box-shadow: var(--glow); }
.horario { font-size: 14px; opacity: .75; margin-top: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: var(--s3) 0; text-align: center; font-size: 14px; color: #7c8aa5; }

/* ===== WhatsApp flutuante ===== */
.whatsapp-float {
    position: fixed; bottom: 24px; right: 24px; width: 60px; height: 60px;
    background: #25d366; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 0 30px rgba(37,211,102,.6); z-index: 200; transition: transform .2s;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 32px; height: 32px; }

/* =====================================================================
   RESPONSIVO
   ===================================================================== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); gap: var(--s4); }
    .hero, .planos, .sobre, .diferenciais { padding: var(--s6) 0; }
}
@media (max-width: 900px) {
    .hero-inner, .sobre-inner { grid-template-columns: 1fr; }
    .hero-img { order: -1; max-width: 480px; margin: 0 auto; }
    .hero-text { text-align: center; }
    .hero-text p { margin-left: auto; margin-right: auto; }
    .hero-actions, .hero-trust { justify-content: center; }
    .dif-grid { grid-template-columns: repeat(2, 1fr); }
    .planos-grid { grid-template-columns: repeat(2, 1fr); max-width: 680px; margin: 0 auto; }
    .sobre-inner { text-align: center; }
    .sobre-img { max-width: 460px; margin: 0 auto; }
    .footer-col p { justify-content: flex-start; }

    .main-nav {
        position: fixed; top: 76px; right: 0; width: min(280px, 82vw); height: calc(100dvh - 76px);
        background: var(--bg); flex-direction: column; align-items: stretch; gap: 0;
        padding: var(--s3); border-left: 1px solid var(--vidro-borda); backdrop-filter: blur(12px);
        transform: translateX(100%); transition: transform .3s ease; overflow-y: auto;
    }
    .main-nav.open { transform: translateX(0); }
    .main-nav a { padding: 14px 6px; border-bottom: 1px solid var(--vidro-borda); }
    .main-nav a.btn-nav { margin-top: var(--s2); justify-content: center; }
    .nav-toggle { display: flex; align-items: center; justify-content: center; }
}
@media (max-width: 600px) {
    .container { padding: 0 18px; }
    .dif-grid, .planos-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-col p { justify-content: center; }
    .social { justify-content: center; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hero-trust { gap: var(--s3); }
    .hero, .planos, .sobre, .diferenciais { padding: var(--s5) 0; }
    .pag-corpo { padding: var(--s3); }
}
@media (max-width: 380px) {
    .logo-text { font-size: 20px; }
    .plano-vel .num { font-size: 46px; }
    .whatsapp-float { width: 54px; height: 54px; bottom: 16px; right: 16px; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}