/* =====================================================================
   Apollo Bot · página inicial
   Um único espaço contínuo: o fundo (vídeo/planetas) fica fixo e muda
   conforme a rolagem; o conteúdo flutua por cima, com HUD técnico.
   ===================================================================== */
html:has(body.landing) { scroll-behavior: smooth; overflow-x: clip; }
body.landing { background: #000; overflow-x: clip; font-family: var(--sans); letter-spacing: .01em; }
.landing .mono { font-family: var(--mono); text-transform: uppercase; letter-spacing: .14em; font-size: 11px; }
.landing .dim { color: rgba(255,255,255,.42); }

/* ---------- Fundo fixo ---------- */
.cosmos { position: fixed; inset: 0; z-index: 0; overflow: hidden; background: #000; }
.layer { position: absolute; inset: 0; opacity: 0; container-type: size; transition: opacity 1.8s cubic-bezier(.4,0,.2,1); }
.layer.on { opacity: 1; }
.layer:not(.on) img, .layer:not(.on) .glow, .layer:not(.on) .glow::after { animation-play-state: paused; }
.frame { position: absolute; left: 50%; top: 50%; width: max(100cqw, calc(100cqh * 16 / 9)); height: max(100cqh, calc(100cqw * 9 / 16)); transform: translate(-50%, -50%); }
.frame img { width: 100%; height: 100%; display: block; object-fit: cover; transform-origin: 50% 60%; will-change: transform; }
@media (max-aspect-ratio: 1/1) { .frame { width: max(100cqw, calc(100cqh * 1080 / 2340)); height: max(100cqh, calc(100cqw * 2340 / 1080)); } }
/* movimento contínuo de cada cena */
.layer img { animation: kb-in 38s ease-in-out infinite alternate; }
.layer[data-layer="globe"] img, .layer[data-layer="marsglobe"] img { animation: kb-orbit 46s ease-in-out infinite alternate; transform-origin: 70% 70%; }
.layer[data-layer="cities"] img { animation: kb-pan 50s ease-in-out infinite alternate; }
.layer[data-layer="mars"] img { animation: kb-pan 44s ease-in-out infinite alternate-reverse; }
@keyframes kb-in { from { transform: scale(1.04) translate3d(0, 0, 0); } to { transform: scale(1.14) translate3d(-1%, -1.5%, 0); } }
@keyframes kb-orbit { from { transform: scale(1.02) rotate(-1.2deg) translate3d(0, 0, 0); } to { transform: scale(1.12) rotate(1.4deg) translate3d(-2%, 1%, 0); } }
@keyframes kb-pan { from { transform: scale(1.12) translate3d(2.5%, 0, 0); } to { transform: scale(1.16) translate3d(-2.5%, -1%, 0); } }
.glow { position: absolute; left: var(--gx); top: var(--gy); width: 46cqw; height: 46cqw; transform: translate(-50%, -50%); border-radius: 50%; pointer-events: none; mix-blend-mode: screen;
  background: radial-gradient(circle, rgba(255,235,200,.95) 0%, rgba(255,190,120,.45) 7%, rgba(255,130,50,.16) 22%, rgba(255,110,40,0) 55%); animation: sunpulse 7s ease-in-out infinite; }
.glow::after { content: ""; position: absolute; left: -60%; right: -60%; top: 50%; height: 2px; transform: translateY(-50%); background: linear-gradient(90deg, rgba(255,160,90,0), rgba(255,200,150,.7) 50%, rgba(255,160,90,0)); filter: blur(1px); animation: streak 9s ease-in-out infinite; }
@media (max-aspect-ratio: 1/1) { .glow { left: var(--gxm); top: var(--gym); width: 90cqw; height: 90cqw; } }
@keyframes sunpulse { 0%, 100% { opacity: .75; transform: translate(-50%, -50%) scale(.92); } 50% { opacity: 1; transform: translate(-50%, -50%) scale(1.08); } }
@keyframes streak { 0%, 100% { opacity: .35; transform: translateY(-50%) scaleX(.8); } 50% { opacity: .9; transform: translateY(-50%) scaleX(1.1); } }
.sweep { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(105deg, rgba(255,255,255,0) 40%, rgba(255,255,255,.035) 50%, rgba(255,255,255,0) 60%); background-size: 250% 100%; animation: sweep 14s linear infinite; mix-blend-mode: screen; }
@keyframes sweep { from { background-position: 150% 0; } to { background-position: -150% 0; } }
#space { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .55; mix-blend-mode: screen; pointer-events: none; }
.cosmos-shade { position: absolute; inset: 0; background: #000; opacity: var(--dim, 0); transition: opacity 1.2s ease; }
.cosmos::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.28) 38%, rgba(0,0,0,0) 62%), linear-gradient(0deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,0) 30%), linear-gradient(180deg, rgba(0,0,0,.6) 0%, rgba(0,0,0,0) 14%); }
body.flip .cosmos::after { background: linear-gradient(270deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.28) 38%, rgba(0,0,0,0) 62%), linear-gradient(0deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,0) 30%), linear-gradient(180deg, rgba(0,0,0,.6) 0%, rgba(0,0,0,0) 14%); }
body.centered .cosmos::after { background: radial-gradient(90% 70% at 50% 60%, rgba(0,0,0,.55), rgba(0,0,0,.1) 70%), linear-gradient(180deg, rgba(0,0,0,.6) 0%, rgba(0,0,0,0) 14%); }
.grain { position: absolute; inset: -50%; opacity: .07; pointer-events: none; animation: grain 1.2s steps(6) infinite;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E"); }
@keyframes grain { 0%{transform:translate(0,0)} 20%{transform:translate(-3%,2%)} 40%{transform:translate(2%,-3%)} 60%{transform:translate(-2%,-1%)} 80%{transform:translate(3%,3%)} 100%{transform:translate(0,0)} }

/* ---------- HUD ---------- */
.hud-frame { position: fixed; inset: 16px; z-index: 5; pointer-events: none; }
.hud-frame i { position: absolute; width: 18px; height: 18px; border-color: rgba(255,255,255,.4); border-style: solid; border-width: 0; }
.hud-frame i:nth-child(1) { left: 0; top: 0; border-left-width: 1px; border-top-width: 1px; }
.hud-frame i:nth-child(2) { right: 0; top: 0; border-right-width: 1px; border-top-width: 1px; }
.hud-frame i:nth-child(3) { left: 0; bottom: 0; border-left-width: 1px; border-bottom-width: 1px; }
.hud-frame i:nth-child(4) { right: 0; bottom: 0; border-right-width: 1px; border-bottom-width: 1px; }
.telemetry { position: fixed; z-index: 6; left: clamp(28px, 4vw, 56px); bottom: 30px; display: flex; gap: 28px; pointer-events: none; }
.telemetry div { display: grid; gap: 3px; }
.telemetry span { font-size: 9px; color: rgba(255,255,255,.45); letter-spacing: .24em; }
.telemetry b { font-weight: 500; font-size: 11px; color: rgba(255,255,255,.9); letter-spacing: .12em; transition: opacity .3s; }
.telemetry b.swap { opacity: 0; }
.rail { position: fixed; z-index: 6; right: clamp(24px, 3vw, 44px); top: 50%; transform: translateY(-50%); display: grid; gap: 14px; }
.rail a { display: flex; align-items: center; justify-content: flex-end; gap: 10px; text-decoration: none; color: rgba(255,255,255,.35); font-size: 10px; letter-spacing: .2em; transition: color .3s; }
.rail a::after { content: ""; width: 14px; height: 1px; background: currentColor; transition: width .4s cubic-bezier(.2,.7,.2,1); }
.rail a em { font-style: normal; opacity: 0; transform: translateX(6px); transition: opacity .3s, transform .3s; }
.rail a:hover em, .rail a.on em { opacity: 1; transform: none; }
.rail a.on { color: #fff; }
.rail a.on::after { width: 34px; background: var(--accent); }

/* ---------- Topo ---------- */
.topbar { position: fixed; top: 0; left: 0; right: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 26px clamp(28px, 4vw, 56px); transition: background .4s, padding .4s, backdrop-filter .4s; }
.topbar.scrolled { background: rgba(0,0,0,.55); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); padding-top: 16px; padding-bottom: 16px; }
.brand { gap: 12px; }
.wordmark { font-family: var(--wide); font-weight: 400; font-size: 14px; letter-spacing: .32em; }
.wordmark b { font-weight: 400; color: rgba(255,255,255,.45); margin-left: .35em; }
.topnav { display: flex; gap: 34px; }
.topnav a { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .2em; color: rgba(255,255,255,.75); text-decoration: none; position: relative; padding: 6px 0; }
.topnav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: #fff; transition: right .35s cubic-bezier(.2,.7,.2,1); }
.topnav a:hover { color: #fff; }
.topnav a:hover::after { right: 0; }
.top-actions { display: flex; align-items: center; gap: 22px; }
.link-x { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .2em; color: rgba(255,255,255,.8); text-decoration: none; }
.link-x:hover { color: #fff; }

/* ---------- Botões ---------- */
.btn-x { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 52px; padding: 0 30px;
  border: 1px solid rgba(255,255,255,.85); background: transparent; color: #fff; text-decoration: none; cursor: pointer; overflow: hidden;
  font: 600 13px/1 var(--display); letter-spacing: .22em; text-transform: uppercase; }
.btn-x::before { content: ""; position: absolute; inset: 0; background: #fff; transform: scaleX(0); transform-origin: right; transition: transform .45s cubic-bezier(.7,0,.2,1); }
.btn-x::after { content: "→"; position: relative; font-family: var(--mono); transition: transform .3s; }
.btn-x span { position: relative; transition: color .35s; }
.btn-x:hover::before, .btn-x:focus-visible::before { transform: scaleX(1); transform-origin: left; }
.btn-x:hover span, .btn-x:focus-visible span, .btn-x:hover::after { color: #000; }
.btn-x:hover::after { transform: translateX(4px); }
.btn-x.ghost { border-color: rgba(255,255,255,.28); }
.btn-x.ghost::after { content: none; }
.btn-x.solid { background: #fff; }
.btn-x.solid span, .btn-x.solid::after { color: #000; }
.btn-x.solid::before { background: var(--accent); }
.btn-x.sm { height: 40px; padding: 0 18px; font-size: 11.5px; }
.btn-x.sm::after { content: none; }
.btn-x.block { width: 100%; }

/* ---------- Seções ---------- */
main { position: relative; z-index: 2; }
.scr { position: relative; min-height: 100svh; display: flex; align-items: flex-end; padding: 140px 0 clamp(110px, 16vh, 170px); }
.scr.tall { align-items: center; padding-top: 160px; padding-bottom: 160px; }
.wrap { width: 100%; max-width: 1480px; margin: 0 auto; padding: 0 clamp(28px, 7vw, 120px); }
@media (min-width: 1101px) { .wrap { padding-right: max(150px, 9vw); } .scr.right .wrap { padding-right: max(200px, 12vw); } }
.scr.right .wrap { display: flex; justify-content: flex-end; }
.scr.center { align-items: center; text-align: center; }
.scr.center .block { margin: 0 auto; }
.block { max-width: 620px; }
.scr.center .block { max-width: 820px; }
.display { font-family: var(--display); font-weight: 600; text-transform: uppercase; letter-spacing: .02em; line-height: .96; margin: 0 0 24px; }
h1.display { font-size: clamp(46px, 7.6vw, 124px); font-weight: 700; letter-spacing: .01em; }
h2.display { font-size: clamp(38px, 5.2vw, 80px); }
h2.display.xl { font-size: clamp(46px, 7vw, 112px); }
.scr p:not(.mono):not(.tag) { font-size: clamp(16px, 1.25vw, 19px); line-height: 1.55; color: rgba(255,255,255,.8); font-weight: 400; max-width: 540px; margin: 0 0 32px; }
.scr.center p:not(.mono) { margin-left: auto; margin-right: auto; }
.tag { color: rgba(255,255,255,.6); margin: 0 0 22px; display: flex; align-items: center; gap: 12px; }
.tag::before { content: ""; width: 26px; height: 1px; background: var(--accent); }
.tag.accent { color: var(--accent-2); }
.hero .wrap > * { animation: rise 1.3s cubic-bezier(.2,.7,.2,1) both; }
.hero .wrap > *:nth-child(1) { animation-delay: .4s } .hero .wrap > *:nth-child(2) { animation-delay: .55s } .hero .wrap > *:nth-child(3) { animation-delay: .75s } .hero .wrap > *:nth-child(4) { animation-delay: .95s }
@keyframes rise { from { opacity: 0; transform: translateY(26px); filter: blur(8px) } to { opacity: 1; transform: none; filter: none } }
.eyebrow { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,.72); margin: 0 0 26px; }
.live { width: 7px; height: 7px; border-radius: 50%; background: #ff3b30; box-shadow: 0 0 0 0 rgba(255,59,48,.6); animation: ping 1.8s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 8px rgba(255,59,48,0) } 100% { box-shadow: 0 0 0 0 rgba(255,59,48,0) } }
.hero .lead { max-width: 500px; }
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.cta-row.center { justify-content: center; }
.scroll-cue { position: absolute; left: 50%; bottom: 30px; transform: translateX(-50%); display: grid; justify-items: center; gap: 10px; color: rgba(255,255,255,.55); text-decoration: none; font-size: 9px !important; }
.scroll-cue i { width: 1px; height: 46px; background: linear-gradient(rgba(255,255,255,0), #fff); position: relative; overflow: hidden; }
.scroll-cue i::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--accent); animation: drip 2s ease-in-out infinite; }
@keyframes drip { to { top: 110% } }
.specs { display: flex; gap: 0; margin: -6px 0 34px; border-top: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); width: fit-content; }
.specs div { padding: 12px 26px 12px 0; margin-right: 26px; border-right: 1px solid rgba(255,255,255,.12); }
.specs div:last-child { border-right: 0; margin-right: 0; }
.specs dt { font-size: 9px; color: rgba(255,255,255,.45); letter-spacing: .24em; margin-bottom: 4px; }
.specs dd { margin: 0; font-size: 13px; color: #fff; letter-spacing: .12em; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.head { margin-bottom: clamp(40px, 6vh, 70px); }

/* Missão */
.stages { list-style: none; margin: 0 0 60px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.2); }
.stage { padding: 26px 34px 0 0; }
.stage + .stage { padding-left: 34px; border-left: 1px solid rgba(255,255,255,.12); }
.stage .mono { color: var(--accent-2); font-size: 10px; }
.stage h3 { font-family: var(--display); font-size: clamp(30px, 3vw, 44px); font-weight: 600; text-transform: uppercase; margin: 18px 0 12px; letter-spacing: .02em; }
.stage p { font-size: 16px !important; margin: 0 0 22px !important; }
.bar { display: block; height: 2px; background: rgba(255,255,255,.12); position: relative; overflow: hidden; }
.bar::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, #fff, var(--accent)); transform: scaleX(0); transform-origin: left; transition: transform 1.6s cubic-bezier(.2,.7,.2,1) .4s; }
.stage.in .bar::after { transform: scaleX(1); }
.stage:nth-child(2) .bar::after { transition-delay: .8s } .stage:nth-child(3) .bar::after { transition-delay: 1.2s }
.console { border: 1px solid rgba(255,255,255,.16); background: rgba(3,3,6,.55); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.console-bar { display: flex; justify-content: space-between; padding: 12px 18px; border-bottom: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.6); font-size: 10px; }
.console-bar .ok { color: var(--ok); }
.demo-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 0; }
.demo-flow { padding: 26px; display: flex; flex-direction: column; align-items: center; background-image: radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px); background-size: 22px 22px; border-right: 1px solid rgba(255,255,255,.1); }
.dnode { width: min(310px, 100%); background: rgba(10,10,14,.9); border: 1px solid rgba(255,255,255,.16); padding: 11px 14px; display: flex; flex-direction: column; gap: 3px; }
.dnode em { font-style: normal; font-family: var(--mono); font-size: 9px; letter-spacing: .2em; color: rgba(255,255,255,.5); }
.dnode b { font-weight: 500; font-size: 15px; }
.dnode.trig { border-color: rgba(255,106,26,.6); } .dnode.trig em { color: var(--accent); }
.dnode.ai { border-color: rgba(255,106,26,.4); background: linear-gradient(135deg, rgba(255,106,26,.14), rgba(10,10,14,.9) 60%); }
.dnode.sm { width: auto; flex: 1; } .dnode.sm b { font-size: 13px; }
.dopts { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.dopts span { font-size: 12px; padding: 3px 9px; border: 1px solid rgba(255,255,255,.18); font-family: var(--mono); letter-spacing: .04em; }
.dline { width: 1px; height: 26px; background: rgba(255,255,255,.3); position: relative; }
.dline::after { content: ""; position: absolute; left: -2px; top: 0; width: 5px; height: 5px; background: var(--accent); animation: packet 2.2s linear infinite; }
@keyframes packet { from { top: 0; opacity: 1 } to { top: 100%; opacity: .2 } }
.dbranch { display: flex; gap: 8px; width: 100%; max-width: 480px; position: relative; padding-top: 14px; }
.dbranch::before { content: ""; position: absolute; top: 0; left: 16%; right: 16%; height: 14px; border: 1px solid rgba(255,255,255,.3); border-bottom: 0; }
.phone { margin: 22px; border: 1px solid rgba(255,255,255,.2); border-radius: 28px; background: #030305; padding: 8px; display: flex; flex-direction: column; min-height: 440px; }
.phone-top { display: flex; gap: 10px; align-items: center; padding: 12px 12px 10px; border-bottom: 1px solid rgba(255,255,255,.08); }
.phone-top small { display: block; color: var(--ok); font-size: 11.5px; }
.phone-top b { font-weight: 600; font-size: 14px; }
.av { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: #fff; color: #000; font-weight: 700; }
.phone-body { flex: 1; padding: 12px 8px; display: flex; flex-direction: column; gap: 8px; justify-content: flex-end; overflow: hidden; }
.bub { max-width: 84%; padding: 9px 12px; border-radius: 16px; font-size: 14px; line-height: 1.4; white-space: pre-line; animation: pop .35s cubic-bezier(.2,.7,.2,1) both; }
.bub.in { align-self: flex-end; background: #fff; color: #000; border-bottom-right-radius: 4px; }
.bub.out { align-self: flex-start; background: #15151b; border: 1px solid rgba(255,255,255,.08); border-bottom-left-radius: 4px; }
.bub.typing { display: flex; gap: 4px; padding: 12px 14px; }
.bub.typing i { width: 6px; height: 6px; border-radius: 50%; background: #888; animation: dots 1s infinite; }
.bub.typing i:nth-child(2) { animation-delay: .15s } .bub.typing i:nth-child(3) { animation-delay: .3s }
@keyframes dots { 50% { opacity: .2; transform: translateY(-2px) } }
@keyframes pop { from { opacity: 0; transform: translateY(8px) } to { opacity: 1; transform: none } }

/* Solaris */
.prompts { list-style: none; padding: 0; margin: -8px 0 30px; display: grid; gap: 8px; max-width: 520px; }
.prompts button { width: 100%; text-align: left; display: flex; gap: 12px; align-items: center; background: rgba(0,0,0,.35); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.16); padding: 14px 16px; color: rgba(255,255,255,.85); font: 400 15px var(--sans); transition: border-color .25s, background .25s; }
.prompts button .mono { color: var(--accent); font-size: 13px; }
.prompts button:hover { border-color: var(--accent); background: rgba(255,106,26,.08); }

/* Sistemas */
.features { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.2); border-left: 1px solid rgba(255,255,255,.1); }
.feat { position: relative; padding: 30px 30px 36px; border-right: 1px solid rgba(255,255,255,.1); border-bottom: 1px solid rgba(255,255,255,.1); transition: background .35s; }
.feat:hover { background: rgba(255,255,255,.04); }
.feat > .mono { position: absolute; right: 22px; top: 22px; font-size: 9px; color: rgba(255,255,255,.35); }
.feat h3 { font-family: var(--display); font-size: 22px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; margin: 26px 0 10px; }
.feat p { font-size: 15.5px !important; margin: 0 !important; color: rgba(255,255,255,.7) !important; }
.ficon { width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.3); display: grid; place-items: center; }
.ficon svg { width: 20px; height: 20px; stroke: #fff; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.feat:nth-child(4) .ficon { border-color: var(--accent); } .feat:nth-child(4) .ficon svg { stroke: var(--accent); }

/* Planos */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.2); margin-bottom: 90px; }
.plan { padding: 30px 34px 34px 0; display: flex; flex-direction: column; }
.plan + .plan { padding-left: 34px; border-left: 1px solid rgba(255,255,255,.12); }
.plan .mono { color: rgba(255,255,255,.7); margin: 0; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.plan .mono em { font-style: normal; color: #000; background: var(--accent); padding: 3px 7px; font-size: 9px; }
.price { font-family: var(--display); font-size: clamp(56px, 5vw, 80px); font-weight: 600; line-height: 1; margin: 22px 0 22px; display: flex; align-items: baseline; gap: 6px; }
.price small { font-size: 20px; font-weight: 400; color: rgba(255,255,255,.55); }
.price span { font-family: var(--mono); font-size: 11px; font-weight: 400; color: rgba(255,255,255,.5); letter-spacing: .16em; }
.plan ul { list-style: none; padding: 0; margin: 0 0 30px; display: grid; gap: 11px; flex: 1; }
.plan li { display: flex; gap: 12px; color: rgba(255,255,255,.8); font-size: 16px; }
.plan li::before { content: "+"; font-family: var(--mono); color: var(--accent); }
.plan.featured .price { color: #fff; }

/* FAQ */
.faq { max-width: 900px; }
.faq details { border-bottom: 1px solid rgba(255,255,255,.14); }
.faq details:first-of-type { border-top: 1px solid rgba(255,255,255,.2); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 44px 22px 0; font-family: var(--display); font-size: clamp(18px, 1.6vw, 22px); font-weight: 500; letter-spacing: .02em; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 18px; font: 300 26px var(--mono); color: rgba(255,255,255,.5); transition: transform .3s; }
.faq details[open] summary::after { transform: rotate(45deg); color: var(--accent); }
.faq details p { margin: 0 0 22px !important; }

.countdown { color: var(--accent) !important; letter-spacing: .5em !important; font-size: 13px !important; margin: 0 0 20px !important; }

.footer { position: relative; z-index: 2; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding: 30px clamp(28px, 7vw, 120px) 80px; color: rgba(255,255,255,.45); font-size: 10px !important; border-top: 1px solid rgba(255,255,255,.1); background: linear-gradient(0deg, #000, rgba(0,0,0,.6)); }
.footer a { color: rgba(255,255,255,.8); text-decoration: none; }

/* ---------- Responsivo ---------- */
@media (max-width: 1100px) {
  .topnav { display: none; }
  .rail { display: none; }
  .features { grid-template-columns: 1fr 1fr; }
  .demo-grid { grid-template-columns: 1fr; }
  .demo-flow { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.1); }
}
@media (max-width: 760px) {
  .topbar { padding: 16px 20px; }
  .wordmark { font-size: 14px; letter-spacing: .26em; }
  .link-x { display: none; }
  .hud-frame { inset: 8px; }
  .telemetry { display: none; }
  .top-actions .btn-x.sm { white-space: nowrap; padding: 0 12px; font-size: 10px; letter-spacing: .14em; height: 36px; }
  .scr { padding-bottom: 90px; }
  .scr.right .wrap { display: block; }
  .stages, .plans, .features { grid-template-columns: 1fr; }
  .stage, .stage + .stage, .plan, .plan + .plan { padding: 24px 0; border-left: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .specs { flex-wrap: wrap; }
  .specs div { padding-right: 14px; margin-right: 14px; }
  .cta-row .btn-x { flex: 1 1 100%; }
  .btn-x { height: 50px; }
  .scroll-cue { display: none; }
  .phone { margin: 14px; min-height: 380px; }
  .dbranch { flex-direction: column; } .dbranch::before { display: none; }
  .cosmos::after, body.flip .cosmos::after { background: linear-gradient(0deg, rgba(0,0,0,.85) 0%, rgba(0,0,0,.4) 45%, rgba(0,0,0,.05) 75%), linear-gradient(180deg, rgba(0,0,0,.6) 0%, rgba(0,0,0,0) 14%); }
  .sol-fab { bottom: 64px !important; }
}
@media (prefers-reduced-motion: reduce) { .grain, .layer img, .glow, .glow::after, .sweep { animation: none; } .layer { transition: opacity .3s; } }