/* KAOS coming-soon — single-screen, dark violet + hex grid. No dependencies. */
@font-face{font-family:"Inter";src:url("../assets/fonts/Inter-var.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --bg:#0A0714; --bg-2:#0E0A1A; --surface:#1C1536; --surface-2:#261E48;
  --violet:#7B5CFF; --violet-hi:#A78BFA;
  --muted:#B9B2D6; --faint:#8A83A8; --dim:#8B84A3; --ink:#F7F4FF;
  --line:rgba(167,139,250,.38); --line-strong:rgba(196,176,255,.55);
  --radius:18px;
  --pad:clamp(18px,4.6vw,28px);
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--bg)}
body{margin:0;min-height:100vh;min-height:100dvh;font-family:var(--font);color:#fff;background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative}
img{max-width:100%;display:block}
a{color:inherit}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hp{position:absolute;left:-9999px;opacity:0;pointer-events:none}
.skip{position:absolute;left:-9999px;top:8px;background:#fff;color:#000;padding:8px 14px;border-radius:8px;z-index:50}
.skip:focus{left:8px}

/* background */
.bg{position:fixed;inset:0;z-index:0;pointer-events:none;background:linear-gradient(180deg,#0B0718 0,#2B1B66 20%,#251658 46%,#130B30 82%,#0A0714 100%)}
.bg__grid{position:absolute;inset:0;opacity:.7;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='103.92' height='180' viewBox='0 0 103.92 180'%3E%3Cpath d='M51.96 30L103.92 60V120L51.96 150L0 120V60ZM51.96 30V0M51.96 150V180' fill='none' stroke='%23A78BFA' stroke-opacity='.2' stroke-width='1.2'/%3E%3C/svg%3E");background-size:104px 180px;
  -webkit-mask-image:radial-gradient(120% 75% at 50% 35%,#000 20%,transparent 85%);mask-image:radial-gradient(120% 75% at 50% 35%,#000 20%,transparent 85%)}
.bg__glow{position:absolute;left:50%;top:64%;width:140vw;max-width:1100px;height:520px;transform:translate(-50%,-50%);background:radial-gradient(closest-side,rgba(123,92,255,.30),transparent 72%)}

/* nav */
.nav{position:relative;z-index:5;background:rgba(10,7,20,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.nav__inner{max-width:760px;margin:0 auto;padding:calc(14px + env(safe-area-inset-top)) var(--pad) 14px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand__seal{width:44px;height:44px;filter:drop-shadow(0 4px 14px rgba(123,92,255,.55))}
.brand__word{height:22px;width:auto}

/* buttons */
.btn{font:inherit;cursor:pointer;border:0;display:inline-flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;color:#fff;font-weight:600;letter-spacing:-.01em;transition:transform .15s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
.btn--ghost{height:46px;padding:0 20px;border-radius:14px;font-size:17px;background:rgba(123,92,255,.14);border:1.5px solid var(--line)}
.btn--ghost:hover{background:rgba(123,92,255,.26);border-color:var(--violet-hi)}
.btn--primary{height:60px;border-radius:16px;font-size:19px;background:linear-gradient(180deg,#8E73FF 0,#6A48F5 55%,#5B3FE0 100%);box-shadow:0 0 0 1px rgba(255,255,255,.14) inset,0 10px 40px rgba(123,92,255,.55),0 0 80px rgba(123,92,255,.25)}
.btn--primary:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,255,255,.2) inset,0 14px 48px rgba(123,92,255,.7),0 0 90px rgba(123,92,255,.35)}
.btn:focus-visible,.signup__input:focus-visible,a:focus-visible{outline:2px solid #fff;outline-offset:3px}
.btn__arrow{width:22px;height:22px}
.btn__spinner{display:none;width:20px;height:20px;border-radius:50%;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .7s linear infinite}
.is-loading .btn__spinner{display:inline-block}.is-loading .btn__arrow{display:none}
@keyframes spin{to{transform:rotate(360deg)}}

/* hero */
.hero{position:relative;z-index:2;display:flex;align-items:flex-start}
.hero__inner{width:100%;max-width:760px;margin:0 auto;padding:clamp(20px,4vh,34px) var(--pad) calc(40px + env(safe-area-inset-bottom))}

.hero__title{margin:0;display:flex;flex-direction:column;font-weight:800;font-size:clamp(46px,14.2vw,104px);line-height:.98;letter-spacing:-.055em;color:#fff}
.hero__title span{display:block;white-space:nowrap}
.hero__title .accent{background:linear-gradient(90deg,#D4C4FF 0,#A78BFA 45%,#8B6CFF 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;padding-bottom:.06em}
.hero__body{margin:clamp(22px,3.4vh,30px) 0 0;max-width:34em;font-size:clamp(16.5px,4.4vw,22px);line-height:1.5;letter-spacing:-.015em;color:var(--muted)}
.hero__body b{color:#fff;font-weight:700}

/* signup */
.signup{margin-top:clamp(26px,4vh,38px)}
.signup__row{display:flex;flex-direction:column;gap:16px}
.signup__input{width:100%;height:64px;padding:0 24px;border-radius:16px;font:inherit;font-size:19px;color:#fff;background:rgba(8,5,20,.78);border:1.5px solid rgba(167,139,250,.28);transition:border-color .2s,box-shadow .2s}
.signup__input::placeholder{color:#7C7599}
.signup__input:focus{outline:none;border-color:var(--violet-hi);box-shadow:0 0 0 4px rgba(123,92,255,.25)}
.signup__input[aria-invalid="true"]{border-color:#FF6B8B}
.signup__btn{width:100%}
.signup__msg{margin:0;font-size:15px;color:var(--muted)}
.signup__msg:not(:empty){margin-top:12px}
.signup__msg.is-error{color:#FF8FA7}
.signup__privacy{margin:20px 0 0;font-size:clamp(14px,3.8vw,16px);line-height:1.5;color:var(--faint)}
.signup__privacy a{color:#CFC8EA;text-decoration:underline;text-underline-offset:3px}
.signup__done{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:16px;background:rgba(123,92,255,.14);border:1.5px solid var(--line);outline:none}
.signup__done img{width:44px;height:44px;flex:none}
.signup__done strong{display:block;font-size:19px}
.signup__done .ok{color:#7CF2B2}
.signup__done span{display:block;color:var(--muted);font-size:15px;margin-top:2px;word-break:break-word}
.signup__done b{color:#fff}

/* desktop */
@media (min-width:761px){
  .nav__inner,.hero__inner{max-width:880px}
  .hero__inner{padding-top:clamp(36px,8vh,80px)}
  .signup__row{flex-direction:row;align-items:stretch;flex-wrap:wrap}
  .signup__input{flex:1 1 320px;width:auto}
  .signup__btn{flex:0 0 auto;width:auto;padding:0 34px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}