:root{--bg:#fff;--ink:#000;--mute:#5b5f66;--soft:#f4f4f4;--blue:#1428a0;--sky:#2d8cf0;--line:#e3e3e3;--glow:#d9d2f3;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0b0b0d;--ink:#fff;--mute:#a7abb3;--soft:#17171b;--line:#2a2a30;--sky:#5aa8ff}}
:root[data-theme="dark"]{--bg:#0b0b0d;--ink:#fff;--mute:#a7abb3;--soft:#17171b;--line:#2a2a30;--sky:#5aa8ff}
html{scroll-behavior:smooth;scroll-padding-top:calc(72px + env(safe-area-inset-top,0px))}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Outfit,"Segoe UI",Arial,sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px}
.util{background:var(--blue);color:#fff;font-size:13px;text-align:center;padding:8px 12px;overflow:hidden;white-space:nowrap}
.util span{display:inline-block;animation:slide 18s linear infinite;padding-left:100%}
@keyframes slide{to{transform:translateX(-100%)}}
nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:10px 5vw;height:72px}
nav img{height:44px;display:block}
nav ul{display:flex;gap:30px;list-style:none;margin:0;padding:0;font-weight:500;font-size:15px}
nav ul a{position:relative;padding:6px 0}
nav ul a:after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--ink);transition:width .3s}
nav ul a:hover:after{width:100%}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:14px 30px;font-weight:600;font-size:16px;border:2px solid var(--ink);transition:transform .2s,background .25s,color .25s;cursor:pointer;font-family:inherit}
.btn.fill{background:var(--ink);color:var(--bg)}
.btn.fill:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--bg)}
.btn:active{transform:scale(.96)}
/* hero */
.hero{position:relative;background:#fff;overflow:hidden}
.hero img{width:100%;display:block;animation:heroIn 1.6s cubic-bezier(.2,.7,.2,1) both}
@keyframes heroIn{from{opacity:0;transform:scale(1.12) translateY(20px);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
.hero:after{content:"";position:absolute;top:0;bottom:0;width:30%;left:-40%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.75),transparent);animation:sheen 2.4s .9s ease-out 1 both}
@keyframes sheen{to{left:120%}}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;padding:30px 5vw 10px;animation:up .8s 1.2s both}
@keyframes up{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.lead{text-align:center;max-width:720px;margin:0 auto;padding:60px 6vw 20px}
.lead h1{font-size:clamp(32px,5vw,56px);line-height:1.05;margin:0 0 16px;font-weight:700;letter-spacing:-.02em}
.lead p{color:var(--mute);font-size:19px;line-height:1.5;margin:0}
/* selector */
.tabs{display:flex;justify-content:center;gap:8px;padding:30px 5vw 0;flex-wrap:wrap}
.tab{border:0;background:var(--soft);color:var(--ink);font:600 16px Outfit,sans-serif;padding:14px 26px;border-radius:999px;cursor:pointer;transition:background .3s,color .3s,transform .2s}
.tab[aria-selected=true]{background:var(--ink);color:var(--bg)}
.tab:hover{transform:translateY(-2px)}
.stage{display:grid;grid-template-columns:1.1fr 1fr;gap:4vw;align-items:center;max-width:1200px;margin:30px auto 0;padding:0 5vw}
.vis{position:relative;min-height:520px;display:grid;place-items:center;background:radial-gradient(circle at 50% 55%,var(--glow),transparent 65%);border-radius:36px;perspective:1400px;overflow:hidden;transition:background .6s}
.vis:before{content:"";position:absolute;width:62%;aspect-ratio:1;border:1px solid var(--line);border-radius:50%;animation:pulse 4s ease-in-out infinite}
@keyframes pulse{50%{transform:scale(1.25);opacity:.2}}
.dev{display:none;position:relative;animation:devIn .8s cubic-bezier(.2,.8,.2,1) both}
.dev.on{display:block}
@keyframes devIn{from{opacity:0;transform:translateX(60px) rotateY(-25deg) scale(.9)}to{opacity:1;transform:none}}
.float{animation:float 5s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-14px)}}
.dev img{height:470px;width:auto;max-width:100%;display:block;filter:drop-shadow(0 30px 30px rgba(0,0,0,.25))}.dev img.wide{height:auto;width:min(520px,86vw)}
.wall{background:linear-gradient(170deg,#e6c8b6,#b9aa9d 45%,#7f8a8c);position:relative;overflow:hidden}
.wall:after{content:"";position:absolute;inset:8% 6%;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 130'%3E%3Cpath d='M50 62C30 30 8 25 8 42s22 38 42 20 42-2 42 20-22 20-42-20Z' fill='none' stroke='white' stroke-opacity='.45' stroke-width='9'/%3E%3C/svg%3E") center/contain no-repeat;animation:sway 6s ease-in-out infinite}
@keyframes sway{50%{transform:rotate(6deg) scale(1.05)}}
.body{background:#3a3b45;border-radius:22px;padding:7px;box-shadow:0 30px 40px rgba(0,0,0,.28)}
.body .wall{border-radius:16px}
/* fold8 */
.fold{display:flex;width:400px;height:310px;transform-style:preserve-3d}
.fold .l{width:200px;height:100%;background:#3a3b45;padding:7px 0 7px 7px;border-radius:22px 0 0 22px}
.fold .l .wall{height:100%;border-radius:16px 0 0 16px}
.flap{width:200px;height:100%;transform-origin:left center;transform-style:preserve-3d;transition:transform 1.3s cubic-bezier(.6,0,.2,1);position:relative}
.face{position:absolute;inset:0;backface-visibility:hidden;background:#3a3b45}
.flap .f{padding:7px 7px 7px 0;border-radius:0 22px 22px 0}
.flap .f .wall{height:100%;border-radius:0 16px 16px 0}
.flap .bk{transform:rotateY(180deg);border-radius:22px 0 0 22px;background:linear-gradient(160deg,#6a6b76,#33343d)}
.closed .flap{transform:rotateY(-180deg)}
.pill{position:absolute;left:14px;top:14px;width:46px;height:98px;border-radius:23px;background:#55565f;display:grid;place-content:center;gap:9px}
.pill i,.cam i{display:block;width:32px;height:32px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#2b3a8c,#000 60%);box-shadow:0 0 0 3px #1a1a20}
/* flip8 */
.flip{width:230px;height:420px;perspective:1200px}
.flip .bot{position:absolute;left:0;right:0;bottom:0;height:50%;background:#3a3b45;padding:0 7px 7px;border-radius:0 0 22px 22px}
.flip .bot .wall{height:100%;border-radius:0 0 16px 16px}
.flip .bot .wall{background-position:0 100%}
.fl{position:absolute;left:0;right:0;top:0;height:50%;transform-origin:bottom center;transform-style:preserve-3d;transition:transform 1.3s cubic-bezier(.6,0,.2,1)}
.fl .f{padding:7px 7px 0;border-radius:22px 22px 0 0}
.fl .f .wall{height:100%;border-radius:16px 16px 0 0}
.fl .bk{transform:rotateX(180deg);border-radius:22px;background:linear-gradient(160deg,#6a6b76,#33343d)}
.fl .bk .wall{position:absolute;inset:7px;border-radius:16px;opacity:.95}
.cam{position:absolute;left:18px;top:16px;display:flex;gap:10px}
.closed .fl{transform:rotateX(180deg)}
.hint{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);font-size:13px;color:var(--mute);background:var(--bg);padding:6px 14px;border-radius:999px;border:1px solid var(--line);cursor:pointer;font-family:inherit}
.info{animation:up .7s both}
.info h2{font-size:clamp(34px,4.6vw,58px);margin:0 0 8px;line-height:1;letter-spacing:-.02em}
.info .tag{font-size:21px;color:var(--mute);margin:0 0 24px}
.colors{display:flex;gap:12px;margin:0 0 24px;align-items:center;font-size:14px;color:var(--mute)}
.colors button{width:30px;height:30px;border-radius:50%;border:2px solid var(--bg);box-shadow:0 0 0 1.5px var(--line);cursor:pointer;transition:transform .2s,box-shadow .2s}
.colors button[aria-pressed=true]{box-shadow:0 0 0 2.5px var(--ink);transform:scale(1.12)}
.feats{list-style:none;padding:0;margin:0 0 30px;display:grid;gap:14px}
.feats li{display:flex;gap:14px;align-items:flex-start;font-size:17px;line-height:1.4;opacity:0;animation:up .6s forwards}
.feats li:nth-child(2){animation-delay:.12s}.feats li:nth-child(3){animation-delay:.24s}.feats li:nth-child(4){animation-delay:.36s}
.feats b{display:block}
.feats svg{flex:none;width:26px;height:26px;color:var(--blue)}
@media(prefers-color-scheme:dark){.feats svg{color:var(--sky)}}
.price{font-size:15px;color:var(--mute);margin:0 0 20px;line-height:1.5}.pv{display:inline-block;font-size:clamp(32px,4vw,44px);font-weight:700;color:var(--ink);letter-spacing:-.02em;animation:up .6s .3s both}
/* bandas */
.band{max-width:1200px;margin:90px auto 0;padding:0 5vw}
.band h2{font-size:clamp(28px,4vw,46px);margin:0 0 30px;letter-spacing:-.02em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.card{background:var(--soft);border-radius:28px;padding:32px 28px;min-height:240px;display:flex;flex-direction:column;justify-content:space-between;transition:transform .35s,background .35s;overflow:hidden;position:relative}
.card:hover{transform:translateY(-8px)}
.card:nth-child(1){background:var(--blue);color:#fff}
.card h3{font-size:26px;margin:0 0 10px;line-height:1.1}
.card p{margin:0;line-height:1.5;opacity:.85}
.card .big{font-size:64px;font-weight:800;letter-spacing:-.04em}
.cmp{width:100%;border-collapse:collapse;font-size:16px}
.cmp th,.cmp td{padding:16px 10px;text-align:left;border-bottom:1px solid var(--line)}
.cmp th{font-weight:600}
.cmp tbody th{color:var(--mute);font-weight:500}
.tw{overflow-x:auto}
.final{margin:100px 0 0;background:#000;color:#fff;text-align:center;padding:90px 6vw;position:relative;overflow:hidden}
.final:before{content:"";position:absolute;inset:-40%;background:conic-gradient(from 0deg,#1428a0,#7b5cff,#e6a9d6,#1428a0);filter:blur(90px);opacity:.45;animation:spin 14s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.final>*{position:relative}
.final h2{font-size:clamp(32px,5vw,60px);margin:0 0 14px;letter-spacing:-.02em}
.final p{opacity:.85;font-size:19px;margin:0 0 30px}
.final .btn{background:#fff;color:#000;border-color:#fff}
.final .btn:hover{background:var(--sky);border-color:var(--sky);color:#fff}
footer{padding:36px 5vw 110px;color:var(--mute);font-size:13px;line-height:1.6;display:flex;gap:20px;align-items:center;flex-wrap:wrap}
footer>img{height:38px}.rw{margin:0;display:grid;gap:6px;justify-items:start;max-width:230px}.rw img{height:auto;width:190px;background:#fff;padding:6px 8px;border-radius:8px;display:block}.rw figcaption{font-size:12px}
.wa{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:30;background:#25d366;color:#fff;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 24px rgba(0,0,0,.3);animation:ring 2.6s infinite}
.wa svg{width:32px;height:32px}
@keyframes ring{0%{box-shadow:0 0 0 0 rgba(37,211,102,.6),0 10px 24px rgba(0,0,0,.3)}70%,100%{box-shadow:0 0 0 22px rgba(37,211,102,0),0 10px 24px rgba(0,0,0,.3)}}
.rv{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.rv.in{opacity:1;transform:none}
@media(max-width:860px){nav ul{display:none}.stage{grid-template-columns:1fr}.vis{min-height:460px}.fold{transform:scale(.8)}.dev img{height:380px}.flip{transform:scale(.88)}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}.rv,.feats li{opacity:1;transform:none}}