@font-face{font-family:Orbitron;src:url('assets/orbitron.ttf') format('truetype');font-style:normal;font-weight:400 900;font-display:swap}
:root{color-scheme:dark;--red:#ff354c;--white:#f4f2f3;--muted:#b4adb3;--tech:Orbitron,'Arial Black',sans-serif}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:#09090d}body{font-family:Arial,Helvetica,sans-serif;color:var(--white)}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible{outline:2px solid white;outline-offset:7px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.stage{min-height:100svh;position:relative;isolation:isolate;overflow:hidden;display:flex;flex-direction:column;padding:36px clamp(24px,5.8vw,108px) 28px}.scene,.shade{position:absolute;inset:0;z-index:-2;pointer-events:none}.scene{background:url('assets/k-os-hero.webp') center 42%/cover no-repeat;animation:reveal 1.8s ease both}.shade{z-index:-1;background:linear-gradient(90deg,rgba(5,6,10,.5) 0%,rgba(5,6,10,.26) 37%,transparent 65%),linear-gradient(0deg,rgba(4,5,8,.94),transparent 23%,transparent 85%,rgba(4,5,8,.5))}.header{display:flex;justify-content:space-between;align-items:center;gap:20px}.wordmark{font:800 25px/1 var(--tech);letter-spacing:-1px}.wordmark>span:first-child{color:var(--red)}.brand-dot{font:10px Arial;vertical-align:top;margin:1px 0 0 5px;display:inline-block;color:#9b969c}.header-link{font:10px var(--tech);letter-spacing:2px;display:flex;align-items:center;gap:22px}.header-link>span:first-child{color:var(--red);font:22px Arial}.header-link:hover{color:var(--red)}
.hero{width:min(660px,53%);padding:clamp(65px,10vh,130px) 0 clamp(60px,9vh,110px);margin:auto 0}.eyebrow{display:flex;align-items:center;gap:12px;font:500 9px/1.8 var(--tech);letter-spacing:2.5px;color:#d1c7cc}.spark{width:5px;height:5px;background:var(--red);box-shadow:0 0 14px #ff354c;border-radius:50%}h1{font:800 clamp(74px,9.1vw,160px)/1.12 var(--tech);letter-spacing:-.065em;margin:26px 0 30px;text-shadow:0 0 60px #ffffff12}.platform{display:block;font:500 clamp(12px,1.2vw,18px)/1.4 var(--tech);letter-spacing:.65em;color:var(--red);margin-top:7px;margin-left:5px}h2{font-size:clamp(28px,3.2vw,52px);font-weight:400;line-height:1.08;letter-spacing:-1.7px;margin:0 0 20px}h2 span{color:#c9c2c7}.intro{color:var(--muted);font-size:14px;line-height:1.8;margin:0 0 31px}.cta{display:inline-flex;align-items:center;gap:15px;min-height:56px;padding:17px 23px;background:linear-gradient(110deg,#ff354c,#dd1f38);font:700 10px var(--tech);letter-spacing:1.25px;clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,12px 100%,0 calc(100% - 12px));transition:filter .2s,transform .2s}.cta svg{width:20px;height:20px}.cta-arrow{font:24px/16px Arial;margin-left:25px}.cta:hover{filter:brightness(1.16);transform:translateY(-2px)}.contact-caption{font-size:10px;letter-spacing:.5px;color:#a098a1;margin-top:14px}.footer{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid #ffffff16;padding-top:23px}.signature{font:500 8px/1.5 var(--tech);letter-spacing:2px;color:#b0a7b0}.signature span{color:var(--red)}.audio-wrap{position:relative}.sound{display:flex;align-items:center;gap:14px;color:#ddd5dc;background:#09090a60;border:1px solid #ffffff29;padding:12px 14px;cursor:pointer;font:500 8px var(--tech);letter-spacing:1.3px;min-height:42px;border-radius:2px;backdrop-filter:blur(8px)}.sound:hover{border-color:#ff354caa}.sound-symbol{color:var(--red);font:17px/1 Arial}.equalizer{height:15px;display:flex;gap:3px;align-items:center}.equalizer i{width:2px;background:var(--red);height:3px;transition:height .3s}.equalizer i:nth-child(2),.equalizer i:nth-child(4){height:9px}.equalizer i:nth-child(3){height:15px}.sound[aria-pressed=true] .equalizer i{animation:beat .8s ease-in-out infinite alternate}.equalizer i:nth-child(2){animation-delay:-.2s!important}.equalizer i:nth-child(3){animation-delay:-.5s!important}.equalizer i:nth-child(4){animation-delay:-.1s!important}.equalizer i:nth-child(5){animation-delay:-.6s!important}.audio-status{position:absolute;bottom:calc(100% + 10px);right:0;font-size:11px;white-space:nowrap;color:#e5bfc8}.edge-label{position:absolute;right:20px;top:50%;writing-mode:vertical-rl;font:8px var(--tech);letter-spacing:3px;color:#ffffff55}.hero>*{animation:rise .9s ease both}.hero h1{animation-delay:.08s}.hero h2{animation-delay:.16s}.hero .intro{animation-delay:.24s}.hero .cta{animation-delay:.3s}.hero .contact-caption{animation-delay:.36s}@keyframes beat{to{height:3px}}@keyframes rise{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@keyframes reveal{from{opacity:0}to{opacity:1}}
@media(min-width:1600px){.hero{padding-top:12vh;padding-bottom:12vh}}
@media(max-width:760px){.stage{padding:25px 25px 21px}.scene{background-position:64% top;background-size:auto 79svh;opacity:.85}.shade{background:linear-gradient(0deg,#09090d 5%,#09090df5 26%,#09090da8 49%,#09090d15 79%,#09090d45),linear-gradient(90deg,#09090d3a,transparent)}.header{min-height:30px}.wordmark{font-size:22px}.header-link{font-size:8px;letter-spacing:1.5px;gap:12px}.hero{width:100%;padding:0;margin-top:clamp(230px,39svh,460px);margin-bottom:44px}.eyebrow{font-size:7px;letter-spacing:1.8px}h1{font-size:clamp(69px,18vw,115px);margin:18px 0 23px;max-width:100%}.platform{font-size:11px;letter-spacing:.55em;margin-top:8px}h2{font-size:35px;letter-spacing:-1px;margin-bottom:15px}.intro{font-size:13px;margin-bottom:24px}.cta{min-height:54px;font-size:9px;padding:16px 20px}.contact-caption{font-size:9px}.footer{padding-top:20px;align-items:flex-end}.signature{font-size:6px;letter-spacing:1px;max-width:110px;line-height:2}.sound{font-size:7px;letter-spacing:.6px;gap:10px;padding:12px 10px}.edge-label{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}