:root{
  --obsidian:#0A0B0D; --carbon:#15161A; --graphite:#23252B;
  --ash:#8B8D98; --mist:#C9CAD2; --white:#FFFFFF; --cream:#E9E5DD;
  --aether-100:#E2DCF5; --aether-200:#CBC0EC; --aether:#B1A3E1;
  --aether-500:#8474BE; --aether-700:#534673;
  --line:rgba(255,255,255,0.10); --line-2:rgba(255,255,255,0.18);
  --mono:"JetBrains Mono",ui-monospace,monospace;
  --sans:"Montserrat",system-ui,sans-serif;
  --maxw:1180px;
  --r10:10px; --r14:14px; --r22:22px; --rpill:999px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--sans);background:var(--obsidian);color:var(--mist);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden;min-height:100vh;}

/* decorative layers */
.glow{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(720px 620px at 82% -6%, rgba(177,163,225,0.16), transparent 60%),
    radial-gradient(820px 560px at -8% 34%, rgba(177,163,225,0.06), transparent 55%);}
.grain{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;mix-blend-mode:soft-light;
  background-image:repeating-linear-gradient(118deg, rgba(255,255,255,.018) 0 1px, transparent 1px 13px);}
.page{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;width:100%;}

.ml{font-family:var(--mono);font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--aether);display:inline-block;}
.ml::before{content:"// ";color:var(--aether-500);}
.acc{color:var(--aether);font-weight:700;}
a{color:inherit;text-decoration:none;}

/* buttons */
.btn{font-family:var(--sans);font-weight:600;font-size:14.5px;letter-spacing:.01em;border-radius:var(--rpill);padding:14px 26px;border:1px solid transparent;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:9px;white-space:nowrap;transition:all .22s cubic-bezier(.2,.7,.2,1);}
.btn:focus-visible{outline:2px solid var(--aether);outline-offset:3px;}
.btn .arrow{transition:transform .22s;}
.btn:hover .arrow{transform:translateX(3px);}
.btn[disabled]{opacity:.55;cursor:default;transform:none;box-shadow:none;}

/* ===== top bar ===== */
.nav{position:relative;z-index:3;}
.nav .inner{max-width:var(--maxw);margin:0 auto;padding:26px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.lockup{display:inline-flex;align-items:center;gap:12px;}
.lockup img{width:30px;height:auto;display:block;}
.wm{display:flex;flex-direction:column;line-height:1;}
.wm .s{font-weight:700;font-size:15px;letter-spacing:.02em;color:var(--white);}
.wm .d{font-family:var(--sans);font-size:9.5px;letter-spacing:4px;color:var(--ash);margin-top:3px;}
.lang{display:inline-flex;align-items:center;border:1px solid var(--line-2);border-radius:var(--rpill);padding:2px;gap:2px;}
.lang button{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--ash);background:none;border:none;border-radius:999px;padding:6px 12px;cursor:pointer;transition:color .18s,background .18s;}
.lang button:hover{color:var(--mist);}
.lang button.on{background:var(--aether);color:var(--obsidian);font-weight:600;}
.lang button:focus-visible{outline:2px solid var(--aether);outline-offset:2px;}

/* ===== main ===== */
main{flex:1 0 auto;display:flex;align-items:center;padding:26px 0 68px;}
.grid{display:grid;grid-template-columns:1.06fr 0.94fr;gap:64px;align-items:center;width:100%;}

.copy h1{font-weight:700;font-size:clamp(32px,4vw,48px);line-height:1.08;letter-spacing:-.02em;color:var(--white);margin-top:18px;text-wrap:balance;}
.copy .lead{font-size:17px;font-weight:300;color:var(--mist);line-height:1.55;margin-top:22px;max-width:52ch;}
.copy .lead b{font-weight:600;color:var(--cream);}

.bullets{list-style:none;margin-top:30px;display:flex;flex-direction:column;gap:15px;}
.bullets li{display:flex;gap:14px;align-items:flex-start;font-size:15.5px;color:var(--mist);line-height:1.5;font-weight:300;}
.bullets li b{font-weight:600;color:var(--cream);}
.bullets li .ar{color:var(--aether);font-family:var(--mono);font-size:15px;line-height:1.5;flex:none;}

/* ===== form ===== */
.form{margin-top:36px;display:flex;flex-direction:column;gap:13px;max-width:520px;}
.form .field{display:flex;flex-direction:column;gap:7px;}
.form label{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ash);}
.form input[type="text"]:not(.hp),.form input[type="email"]{font-family:var(--sans);font-size:15px;color:var(--white);background:rgba(10,11,13,.55);border:1px solid var(--line-2);border-radius:var(--r10);padding:14px 16px;transition:border-color .18s,box-shadow .18s,background .18s;width:100%;}
.form input::placeholder{color:#6a6c77;}
.form input:focus{outline:none;border-color:var(--aether);background:rgba(10,11,13,.8);box-shadow:0 0 0 3px rgba(177,163,225,.14);}
.form input:user-invalid{border-color:#c98b8b;}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;}
.btn-guia{background:var(--aether);color:var(--obsidian);width:100%;padding:17px 26px;font-size:16px;font-weight:700;margin-top:6px;border-radius:var(--r14);}
.btn-guia:hover{background:var(--aether-200);transform:translateY(-2px);box-shadow:0 16px 38px -16px rgba(177,163,225,.7);}
.btn-guia:active{transform:translateY(0);}
.status{font-family:var(--mono);font-size:12.5px;letter-spacing:.03em;min-height:1em;color:var(--ash);}
.status.err{color:#d99a9a;}
.fine{font-size:12.5px;color:var(--ash);text-align:center;font-weight:300;margin-top:2px;}
.fine a{color:var(--mist);border-bottom:1px solid var(--line-2);}

/* ===== cover ===== */
.aside{display:flex;justify-content:center;}
.cover{width:100%;max-width:380px;aspect-ratio:3/4;border-radius:var(--r22);border:1px solid var(--line-2);padding:34px 30px 28px 38px;display:flex;flex-direction:column;position:relative;overflow:hidden;
  background:linear-gradient(168deg,#1b1828 0%,#121119 52%,#0b0c10 100%);
  box-shadow:0 44px 100px -54px rgba(0,0,0,.92), inset 0 1px 0 rgba(255,255,255,.05);}
.cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:7px;z-index:2;background:linear-gradient(180deg,var(--aether),var(--aether-500) 55%,var(--aether-700));}
.cover::after{content:"";position:absolute;left:7px;top:0;bottom:0;width:18px;z-index:2;background:linear-gradient(90deg,rgba(0,0,0,.35),transparent);}
.c-glow{position:absolute;inset:0;pointer-events:none;z-index:1;background:radial-gradient(520px 380px at 116% -10%,rgba(177,163,225,.26),transparent 58%);}
.c-dots{position:absolute;inset:0;pointer-events:none;z-index:1;opacity:.5;
  background-image:radial-gradient(rgba(177,163,225,.16) 1px, transparent 1.4px);background-size:26px 26px;
  -webkit-mask-image:radial-gradient(120% 90% at 100% 0%, #000 0%, transparent 60%);
          mask-image:radial-gradient(120% 90% at 100% 0%, #000 0%, transparent 60%);}
.c-ring{position:absolute;z-index:1;border:1px solid rgba(177,163,225,.16);border-radius:50%;pointer-events:none;}
.c-ring.r1{width:300px;height:300px;right:-120px;top:-110px;}
.c-ring.r2{width:190px;height:190px;right:-66px;top:-50px;border-color:rgba(177,163,225,.10);}
.c-wm{position:absolute;z-index:1;right:-46px;bottom:-58px;width:300px;opacity:.06;pointer-events:none;}
.cover>.c-top,.cover>.c-eyebrow,.cover>.c-title,.cover>.c-sub,.cover>.c-foot-row{position:relative;z-index:3;}
.cover>.c-top,.cover>.c-k,.cover>.c-eyebrow,.cover>.c-title,.cover>.c-sub,.cover>.c-foot-row{position:relative;z-index:3;}
.c-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.c-brand{display:flex;align-items:center;gap:12px;}
.c-mark{width:30px;height:auto;display:block;object-fit:contain;}
.c-k{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--aether);white-space:nowrap;}
.c-eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--ash);margin-top:30px;}
.c-title{font-weight:700;font-size:clamp(22px,2.3vw,25px);line-height:1.12;letter-spacing:-.01em;color:var(--white);margin-top:auto;text-wrap:balance;}
.c-sub{font-size:13px;font-weight:300;color:var(--mist);line-height:1.48;margin-top:12px;}
.c-foot-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:24px;padding-top:16px;border-top:1px solid var(--line);}
.c-foot,.c-dom{font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:var(--ash);}
.c-foot{text-transform:uppercase;}
.c-dom{color:var(--aether-500);}

/* ===== footer ===== */
footer{flex:none;border-top:1px solid var(--line);padding:22px 0;}
footer .inner{max-width:var(--maxw);margin:0 auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
footer p{font-size:12px;color:var(--ash);font-weight:300;}
footer a{color:var(--mist);}

/* ===== success ===== */
.done{position:fixed;inset:0;z-index:40;display:none;align-items:center;justify-content:center;padding:24px;
  background:rgba(6,7,9,.78);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);}
.done.show{display:flex;}
.done-card{max-width:520px;width:100%;background:var(--carbon);border:1px solid var(--line-2);border-radius:var(--r22);padding:44px 40px;text-align:center;position:relative;
  box-shadow:0 40px 100px -50px rgba(0,0,0,.9);}
.done-badge{width:58px;height:58px;border-radius:50%;margin:0 auto 22px;display:flex;align-items:center;justify-content:center;background:rgba(177,163,225,.14);border:1px solid rgba(177,163,225,.4);}
.done-badge svg{width:26px;height:26px;stroke:var(--aether);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}
.done h2{font-weight:700;font-size:25px;color:var(--white);letter-spacing:-.01em;}
.done p{font-size:15px;color:var(--mist);font-weight:300;margin-top:14px;line-height:1.55;}
.done .btn{margin-top:28px;background:transparent;color:var(--cream);border-color:var(--line-2);}
.done .btn:hover{border-color:var(--aether);color:var(--white);}

/* ===== responsive ===== */
@media(max-width:900px){
  .grid{grid-template-columns:1fr;gap:44px;}
  .aside{order:-1;}
  .cover{max-width:340px;}
  main{padding:14px 0 54px;}
}
@media(max-width:560px){
  .wrap,.nav .inner,footer .inner{padding-left:22px;padding-right:22px;}
  .cover{max-width:290px;padding:30px 26px 26px 34px;}
  .c-title{font-size:22px;}
}