/* Alpende — site vitrine (visual "montanha", verde) */
:root{--bg:#050f0d;--bg2:#081714;--sup:#0b1c19;--sup2:#112824;--borda:#173a33;--txt:#ecf8f3;--mut:#93ada6;--menta:#1fe0a4;--menta2:#0fb98a;--ouro:#ffc94a;--r:20px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--menta)}img{max-width:100%;display:block}
h1,h2,h3{line-height:1.15;margin:0;letter-spacing:-.02em}
p{margin:0}
.wrap{width:min(1160px,100% - 32px);margin:0 auto}.estreito{max-width:860px}
.pular{position:absolute;left:-999px}.pular:focus{left:16px;top:16px;z-index:99;background:var(--menta);color:#03241a;padding:8px 12px;border-radius:8px}
em{font-style:normal;color:var(--menta)}
.centro{text-align:center}
/* Topo */
.topo{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid color-mix(in srgb,var(--borda) 60%,transparent)}
.barra{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{display:flex;align-items:center;gap:10px;color:var(--txt);text-decoration:none;font-weight:800;font-size:1.35rem;letter-spacing:-.02em}.logo .logo-a,.logo .logo-escrito{display:block;flex:none}.logo span{font-size:1rem;font-weight:600;color:var(--mut)}
.menu{display:flex;align-items:center;gap:26px}.menu a{color:var(--txt);text-decoration:none;font-weight:600;font-size:.95rem}.menu a:hover{color:var(--menta)}
.menu-btn{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{position:absolute;left:11px;width:22px;height:2px;background:var(--txt);content:"";transition:.2s}.menu-btn span{top:21px}.menu-btn span::before{top:-7px;left:0}.menu-btn span::after{top:7px;left:0}
.menu-btn[aria-expanded=true] span{background:transparent}.menu-btn[aria-expanded=true] span::before{top:0;transform:rotate(45deg)}.menu-btn[aria-expanded=true] span::after{top:0;transform:rotate(-45deg)}
/* Botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border-radius:14px;background:linear-gradient(135deg,var(--menta),var(--menta2));color:#03241a!important;font-weight:800;text-decoration:none;border:0;cursor:pointer;font-size:1rem;font-family:inherit}
.btn.sec{background:none;border:1px solid var(--borda);color:var(--txt)!important}.btn.sec:hover{border-color:var(--menta)}
.btn.peq{padding:9px 16px;font-size:.9rem;border-radius:12px}
.btn:disabled{opacity:.5}
.play{display:inline-flex;align-items:center;gap:12px;background:#000;border:1px solid #3a4d48;border-radius:12px;padding:8px 18px 8px 14px;color:#fff;text-decoration:none;font-weight:700;font-size:1.05rem;line-height:1.1;margin-top:16px}
.play small{display:block;font-size:.68rem;font-weight:500;color:#cfe;letter-spacing:.02em}
.play-i{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:linear-gradient(135deg,var(--menta),#3fa9ff);color:#03241a;font-size:.85rem}
.play.grande{padding:11px 22px 11px 16px;font-size:1.2rem}.play:hover{border-color:var(--menta)}
/* Hero */
.hero{position:relative;overflow:hidden;padding:70px 0 40px;background:radial-gradient(90% 70% at 70% 0%,#0f3b3166,transparent 70%),linear-gradient(180deg,var(--bg),var(--bg2))}
.serra{position:absolute;left:0;right:0;bottom:0;width:100%;height:55%;opacity:.55}
.serra .trilha{animation:anda 3s linear infinite}@keyframes anda{to{stroke-dashoffset:-36}}
.hero-g{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.sobre{display:inline-block;color:var(--menta);font-weight:700;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px}
.hero h1{font-size:clamp(2.4rem,5.4vw,4rem);font-weight:850}
.lead{color:var(--mut);font-size:1.15rem;margin:20px 0 6px;max-width:540px}
.acoes{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.acoes .btn{margin-top:16px}
.checks{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--mut);font-size:.95rem}.checks li::before{content:"✓ ";color:var(--menta);font-weight:800}
.hero-f{display:flex;justify-content:center;gap:18px}.hero-f .fone:nth-child(2){margin-top:60px}
/* Celular */
.fone{margin:0;text-align:center}
.fone button{display:block;border:0;padding:8px;background:#030807;border-radius:38px;box-shadow:0 30px 60px #0009,0 0 0 1px #2a4741,inset 0 0 0 2px #0e1f1b;cursor:zoom-in;width:100%}
.fone img{border-radius:30px;width:100%;height:auto}
.fone figcaption{color:var(--mut);font-size:.9rem;margin-top:12px}
.hero-f .fone{width:min(250px,42vw)}
/* Seções */
.secao{padding:90px 0}.secao.alt{background:var(--bg2)}
.cab{text-align:center;max-width:720px;margin:0 auto 46px}.cab h2{font-size:clamp(1.9rem,3.6vw,2.7rem)}.cab p{color:var(--mut);margin-top:12px;font-size:1.08rem}
.card{background:var(--sup);border:1px solid var(--borda);border-radius:var(--r);padding:24px}
.recursos{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.recursos.dois{grid-template-columns:repeat(2,1fr)}
.recursos .ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:1.4rem;color:var(--menta);background:color-mix(in srgb,var(--menta) 13%,transparent);margin-bottom:14px}
.recursos h3{font-size:1.2rem;margin-bottom:8px}.recursos p{color:var(--mut)}
.destaque-g{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}.destaque-g h2{font-size:clamp(1.8rem,3.2vw,2.5rem);margin-bottom:16px}.destaque-g p{color:var(--mut);font-size:1.08rem;margin-bottom:22px}
.fones{display:flex;gap:20px;justify-content:center}.fones .fone{width:min(240px,42vw)}.fones .fone:nth-child(2){margin-top:50px}
/* Planos */
.planos{display:grid;grid-template-columns:repeat(2,minmax(0,360px));gap:22px;justify-content:center}
.plano{position:relative;text-align:center;padding:32px 26px}.plano.destaque{border-color:var(--menta);background:linear-gradient(170deg,color-mix(in srgb,var(--menta) 12%,var(--sup)),var(--sup) 60%)}
.plano h3{font-size:1.3rem}.preco{font-size:2.4rem;font-weight:850;margin:10px 0 2px}.preco small{font-size:1rem;color:var(--mut);font-weight:500}.plano>p{color:var(--menta);font-weight:600}
.plano ul{list-style:none;padding:0;margin:20px 0 24px;text-align:left;display:grid;gap:8px;color:var(--mut)}.plano li::before{content:"✓  ";color:var(--menta);font-weight:800}.plano .btn{width:100%}
.selo{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--ouro);color:#2a1d00;font-weight:800;font-size:.8rem;padding:4px 12px;border-radius:20px;white-space:nowrap}
.nota{color:var(--mut);text-align:center;font-size:.9rem;margin-top:20px}
/* FAQ */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}.faq details{padding:18px 22px}.faq summary{font-weight:700;cursor:pointer}.faq details p{color:var(--mut);margin-top:10px}
.cta .card{text-align:center;padding:50px 24px;background:radial-gradient(80% 120% at 50% 0%,color-mix(in srgb,var(--menta) 14%,var(--sup)),var(--sup))}.cta h2{font-size:clamp(1.7rem,3vw,2.3rem)}.cta p{color:var(--mut);margin:12px 0 6px}
/* Páginas internas */
.pagina-topo{padding:70px 0 30px;text-align:center;max-width:860px}.pagina-topo h1{font-size:clamp(2.1rem,4.6vw,3.3rem)}.pagina-topo p{color:var(--mut);font-size:1.12rem;margin-top:16px}
.conceitos{display:grid;gap:70px}.conceito{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:center}.conceito:nth-child(even){grid-template-columns:1fr 1.4fr}.conceito:nth-child(even)>div{order:2}
.conceito h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:14px}.conceito p{color:var(--mut);margin-bottom:12px}.conceito .fone{width:min(270px,70vw);justify-self:center}
.formula{background:var(--sup);border:1px solid var(--borda);border-left:3px solid var(--menta);border-radius:12px;padding:14px 18px;margin:16px 0;font-family:ui-monospace,Consolas,monospace;font-size:.95rem;color:var(--txt)}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:34px}.chip{border:1px solid var(--borda);background:var(--sup);color:var(--txt);border-radius:20px;padding:8px 16px;font:inherit;font-weight:600;cursor:pointer}.chip.on{background:var(--menta);color:#03241a;border-color:var(--menta)}
.galeria{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:34px 24px}.tela h3{font-size:1.05rem;margin-top:16px}.tela p{color:var(--mut);font-size:.92rem;margin-top:4px}.tela[hidden]{display:none}
.texto h2{font-size:1.25rem;margin:24px 0 8px}.texto h2:first-child{margin-top:0}.texto p{color:#c3dbd5;margin-bottom:12px}
.empresa{text-align:center;color:var(--mut);margin-top:24px}
.duas{display:grid;grid-template-columns:1.3fr 1fr;gap:26px;align-items:start}.lateral{display:grid;gap:16px}.lateral h3{margin-bottom:8px}.lateral p{color:var(--mut)}.canais{display:grid;gap:6px;margin-bottom:10px}
.form h2{font-size:1.4rem;margin-bottom:8px}.form label{display:block;font-weight:600;font-size:.92rem;margin:16px 0 6px}.form label small{color:var(--mut);font-weight:400}
.form input,.form select,.form textarea{width:100%;background:var(--sup2);border:1px solid var(--borda);border-radius:12px;color:var(--txt);padding:13px 14px;font:inherit}.form textarea{min-height:140px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--menta)}
.form .aceite{display:flex;gap:10px;align-items:flex-start;font-weight:400;color:var(--mut)}.form .aceite input{width:20px;height:20px;flex:none;accent-color:var(--menta);margin-top:3px}
.form .btn{margin-top:18px;width:100%}.isca{position:absolute;left:-5000px}
.msg{min-height:22px;margin-top:12px;font-weight:600}.msg.ok{color:var(--menta)}.msg.erro{color:#ff7070}
/* Rodapé */
.rodape{border-top:1px solid var(--borda);padding:60px 0 30px;background:var(--bg)}
.rodape .grade{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}.rodape h4{margin:0 0 12px;font-size:1rem}.rodape a:not(.logo):not(.play){display:block;color:var(--mut);text-decoration:none;margin:6px 0}.rodape a:hover{color:var(--menta)}.rodape p{color:var(--mut);font-size:.92rem}
.fim{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;color:var(--mut);font-size:.82rem;margin-top:40px;padding-top:20px;border-top:1px solid var(--borda)}
/* Tela ampliada */
#lb{position:fixed;inset:0;z-index:50;background:#000d;display:none;flex-direction:column;align-items:center;justify-content:center;padding:20px}#lb.on{display:flex}
#lb img{max-height:84vh;width:auto;border-radius:24px}#lb p{color:#fff;margin-top:12px}#lb button{position:absolute;top:14px;right:18px;background:none;border:0;color:#fff;font-size:2.4rem;cursor:pointer}
/* Animação leve */
.rev{opacity:0;transform:translateY(18px);transition:.6s ease}.rev.vis{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rev{opacity:1;transform:none;transition:none}.serra .trilha{animation:none}html{scroll-behavior:auto}}
/* Responsivo */
@media (max-width:900px){
  .menu-btn{display:block}
  .menu{position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--bg);border-bottom:1px solid var(--borda);padding:8px 16px 18px;display:none}
  .menu.on{display:flex}.menu a{padding:14px 4px;border-bottom:1px solid var(--borda)}.menu .btn{margin-top:14px;border:0}
  .hero{padding-top:44px}.hero-g,.destaque-g,.conceito,.conceito:nth-child(even),.duas{grid-template-columns:1fr}.conceito:nth-child(even)>div{order:0}
  .destaque-g.inverso .fones{order:2}
  .recursos{grid-template-columns:1fr 1fr}.rodape .grade{grid-template-columns:1fr 1fr}
  .secao{padding:64px 0}
}
@media (max-width:600px){
  .recursos,.recursos.dois,.planos{grid-template-columns:1fr}.rodape .grade{grid-template-columns:1fr}
  .hero-f .fone{width:44vw}.fones .fone{width:44vw}
}

.texto ul{margin:0 0 12px 20px;color:#c3dbd5}.texto li{margin-bottom:6px}.texto code{background:#0e2a24;padding:1px 6px;border-radius:5px}