/* Latch — neo-brutalist system. Tokens first; nothing below hardcodes a hex. */
:root{
  --bg:#141414; --surface:#1c1c1c; --surface-2:#242424; --cream:#fdf9f0;
  --lime:#c7ff69; --amethyst:#7a78ff; --sunset:#ff6b35; --sky:#478bff; --emerald:#00a652; --red:#ff4d3d;
  --border:rgba(253,249,240,.14); --border-ink:rgba(20,20,20,.12);
  --muted:rgba(253,249,240,.65); --muted-ink:rgba(20,20,20,.68);
  --font-display:"Bebas Neue",Impact,sans-serif;
  --font-ui:"Inter",system-ui,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --r-card:43.2px; --r-btn:25.146px; --r-pill:1000px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scrollbar-color:var(--lime) var(--bg)}
body{margin:0;background:var(--bg);color:var(--cream);font:400 18px/1.4 var(--font-ui);letter-spacing:-.02em;-webkit-font-smoothing:antialiased}
a{color:inherit}
::selection{background:var(--lime);color:var(--bg)}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.wrap{max-width:1200px;margin:0 auto;padding:0 48px}
.mono{font:500 11px/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.14em}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* nav */
.nav-outer{position:fixed;top:22px;left:0;right:0;z-index:50;display:flex;justify-content:center;pointer-events:none}
.nav-pill{pointer-events:auto;background:var(--cream);color:var(--bg);border-radius:64.8px;padding:14px 16px 14px 24px;display:flex;align-items:center;gap:24px;max-width:calc(100% - 32px);animation:navEnter 500ms var(--ease) 100ms both}
@keyframes navEnter{from{transform:translateY(-100%);opacity:0}}
.wordmark{font:400 26px/1 var(--font-display);letter-spacing:.01em;text-decoration:none;display:flex;align-items:center;gap:8px}
.wordmark svg{width:18px;height:18px}
.nav-div{width:1px;height:18px;background:var(--border-ink)}
.nav-link{position:relative;font:500 14px var(--font-ui);text-decoration:none;padding:8px 0}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:1.5px;background:var(--bg);transform:scaleX(0);transform-origin:left;transition:transform 200ms ease}
.nav-link:hover::after{transform:scaleX(1)}
.status-pill{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border-ink);border-radius:var(--r-pill);padding:5px 10px;font:500 10px var(--font-mono);text-transform:uppercase;letter-spacing:.12em;white-space:nowrap}
.dot{width:6px;height:6px;border-radius:50%;background:var(--emerald);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{50%{transform:scale(1.4)}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;background:var(--lime);color:var(--bg);border-radius:var(--r-btn);padding:16px 30px;font:700 15px var(--font-ui);text-decoration:none;transition:transform 200ms ease,background 200ms ease}
.btn:hover{transform:scale(1.02)}
.btn:active{transform:scale(.97);transition-duration:150ms}
.btn[disabled]{opacity:.55;cursor:wait;transform:none}
.btn svg{width:16px;height:16px}
.btn--dark{background:var(--bg);color:var(--cream)}
.btn--ghost{background:transparent;color:var(--cream);border:1.5px solid rgba(253,249,240,.3)}
.btn--ghost:hover{background:rgba(253,249,240,.06)}
.btn--sm{padding:11px 20px;font-size:14px}

/* eyebrow + headings */
.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(253,249,240,.2);border-radius:var(--r-pill);padding:6px 14px;color:var(--lime)}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--lime)}
.on-light .eyebrow{border-color:var(--border-ink);color:var(--bg)}
.on-light .eyebrow i{background:var(--bg)}
h1,h2,h3{font-family:var(--font-display);font-weight:400;margin:0;text-transform:uppercase}
h1{font-size:clamp(72px,11.5vw,168px);line-height:.88;letter-spacing:-.02em}
h2{font-size:clamp(54px,8vw,108px);line-height:.9;letter-spacing:-.015em}
.hl{display:inline-block;background:var(--lime);color:var(--bg);border-radius:var(--r-pill);padding:.04em .2em 0;line-height:1}
.sub{color:var(--muted);max-width:520px;margin:0}

/* hero */
.hero{position:relative;min-height:100vh;padding:170px 0 120px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1fr 440px;gap:64px;align-items:end}
.hero-copy{display:flex;flex-direction:column;gap:28px;align-items:flex-start}
.hero .sub{font-size:22px;line-height:1.45}
.shape{position:absolute;border-radius:var(--r-card);pointer-events:none;opacity:0;animation:fade 800ms ease-out forwards}
.shape--1{width:220px;height:220px;background:var(--amethyst);right:-70px;top:110px;transform:rotate(18deg);animation-delay:200ms}
.shape--2{width:150px;height:150px;background:var(--sunset);left:-60px;bottom:70px;transform:rotate(-12deg);border-radius:50%;animation-delay:350ms}
@keyframes fade{to{opacity:1}}
.rise{opacity:0;transform:translateY(10px);animation:rise 550ms ease-out forwards}
.d1{animation-delay:120ms}.d2{animation-delay:220ms}.d3{animation-delay:340ms}.d4{animation-delay:460ms}
@keyframes rise{to{opacity:1;transform:none}}

/* form card */
.card{position:relative;z-index:2;background:var(--cream);color:var(--bg);border-radius:var(--r-card);padding:36px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;color:var(--muted-ink)}
.field{display:block;margin-bottom:14px}
.field>span{display:block;margin-bottom:7px;color:var(--muted-ink)}
.input{width:100%;background:transparent;border:1.5px solid var(--border-ink);border-radius:18px;padding:14px 16px;font:500 16px var(--font-ui);color:var(--bg);letter-spacing:-.01em;transition:border-color 200ms ease}
.input:focus{outline:none;border-color:var(--bg)}
.input::placeholder{color:rgba(20,20,20,.35)}
select.input{appearance:none;cursor:pointer}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pw{position:relative}
.pw .input{padding-right:52px}
.pw button{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:36px;height:36px;border:0;border-radius:50%;background:transparent;cursor:pointer;display:grid;place-items:center;color:inherit}
.pw button:hover{background:rgba(128,128,128,.16)}
.pw svg{width:17px;height:17px}
.card .btn{width:100%;margin-top:8px}
.msg{min-height:20px;margin:12px 0 0;color:var(--red);font:500 13px var(--font-ui);letter-spacing:0}
.foot{margin:14px 0 0;color:var(--muted-ink);text-transform:none;letter-spacing:.02em;font-weight:400}
.result{display:none}
.card.done form{display:none}.card.done .result{display:block}
.short{display:flex;align-items:center;gap:10px;background:var(--bg);color:var(--lime);border-radius:22px;padding:18px 20px;margin:18px 0 14px;font:500 15px var(--font-mono);word-break:break-all}
.result h3{font-size:64px;line-height:.85}
.result p{font-size:15px;color:var(--muted-ink);margin:12px 0 0}
.result .btn{margin-top:10px}

/* stat strip */
.stats{background:var(--cream);color:var(--bg);padding:66px 24px}
.stats-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
.stat{display:flex;flex-direction:column;align-items:center;gap:14px;padding:0 24px;text-align:center}
.stat+.stat{border-left:1px solid var(--border-ink)}
.stat b{font:400 83px/.8 var(--font-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{color:var(--muted-ink)}

/* sections */
.section{padding:140px 0}
.head{display:flex;flex-direction:column;align-items:center;text-align:center;gap:24px;margin-bottom:72px}
.bento{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:1fr 1fr auto;gap:18px}
.cell{border-radius:var(--r-card);padding:44px;display:flex;flex-direction:column;gap:20px;transition:transform 220ms ease}
@media (hover:hover){.cell:hover{transform:translateY(-6px)}}
.cell h3{font-size:clamp(56px,6vw,84px);line-height:.82}
.cell p{margin:0;font-size:17px;max-width:400px}
.cell .mono{opacity:.75}
.cell--a{grid-column:span 2;grid-row:span 2;background:var(--amethyst);justify-content:space-between;min-height:460px}
.cell--a h3{font-size:clamp(84px,11vw,150px)}
.cell--b{background:var(--lime);color:var(--bg)}
.cell--c{background:var(--sunset);color:var(--bg)}
.cell--d{grid-column:span 3;background:var(--surface);border:1px solid var(--border);flex-direction:row;align-items:center;justify-content:space-between;gap:40px}
.cipher{font:400 13px/1.7 var(--font-mono);letter-spacing:.02em;background:rgba(20,20,20,.28);border-radius:26px;padding:22px 24px;word-break:break-all;text-transform:none}
.cipher em{font-style:normal;opacity:.55}

/* CTA + footer */
.cta{background:var(--lime);color:var(--bg);padding:140px 0;text-align:center}
.cta h2{font-size:clamp(72px,13vw,190px);line-height:.84}
.cta .btn{margin-top:40px}
footer{padding:80px 0 36px;overflow:hidden}
.giant{font:400 clamp(110px,27vw,400px)/.76 var(--font-display);text-align:center;letter-spacing:-.02em;color:var(--surface-2);user-select:none}
.bar{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--border);margin-top:40px;padding-top:24px;color:var(--muted)}

/* scroll reveal */
.rv{opacity:0;transform:translateY(12px);transition:opacity 550ms ease-out,transform 550ms ease-out}
.rv.in{opacity:1;transform:none}
.rv:nth-child(2){transition-delay:80ms}.rv:nth-child(3){transition-delay:160ms}.rv:nth-child(4){transition-delay:240ms}

/* unlock page */
.gate{min-height:100vh;display:grid;grid-template-columns:1fr 460px;gap:64px;align-items:center;padding:140px 0 80px}
.gate h1{font-size:clamp(84px,14vw,210px)}
.gate-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.chip{border:1px solid var(--border);border-radius:var(--r-pill);padding:7px 14px;color:var(--muted)}
.hint{background:rgba(20,20,20,.06);border-radius:18px;padding:14px 16px;margin-bottom:16px;font-size:15px}
.hint .mono{display:block;margin-bottom:4px;color:var(--muted-ink)}
.shake{animation:shake 320ms ease}
@keyframes shake{25%{transform:translateX(-7px)}75%{transform:translateX(7px)}}
.card.open{background:var(--lime)}
.card.open .short{color:var(--cream)}

@media (max-width:980px){
  .wrap{padding:0 20px}
  .hero{padding:130px 0 80px}
  .hero-grid,.gate{grid-template-columns:1fr;gap:44px}
  .gate{padding:120px 0 60px;align-items:start}
  .nav-link,.nav-div,.status-pill{display:none}
  .section,.cta{padding:80px 0}
  .bento{grid-template-columns:1fr;grid-template-rows:none}
  .cell--a,.cell--d{grid-column:auto;grid-row:auto;min-height:0}
  .cell--d{flex-direction:column;align-items:flex-start}
  .cell{padding:30px}
  .stats-grid{grid-template-columns:1fr 1fr;row-gap:44px}
  .stat:nth-child(3){border-left:0}
  .stat b{font-size:64px}
  .card{padding:26px;border-radius:32px}
  .shape--1{width:130px;height:130px;right:-60px}
  .shape--2{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rise,.rv,.shape,.nav-pill{opacity:1;transform:none}
  .shape--1{transform:rotate(18deg)}
}

/* link / file switch + dropzone */
.seg{display:inline-flex;gap:2px;background:rgba(20,20,20,.08);border-radius:var(--r-pill);padding:3px}
.seg button{border:0;background:transparent;cursor:pointer;border-radius:var(--r-pill);padding:7px 16px;font:inherit;letter-spacing:inherit;text-transform:inherit;color:var(--muted-ink);transition:background 200ms ease,color 200ms ease}
.seg button[aria-selected="true"]{background:var(--bg);color:var(--cream)}
[hidden]{display:none!important}
.field>.dropzone{margin:0;color:inherit;display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;cursor:pointer;border:1.5px dashed rgba(20,20,20,.3);border-radius:22px;padding:22px 16px;transition:background 200ms ease,border-color 200ms ease}
.dropzone svg{width:22px;height:22px}
.dropzone b{font:600 15px var(--font-ui);letter-spacing:-.01em;word-break:break-all}
.dropzone .mono{color:var(--muted-ink)}
.dropzone:hover,.dropzone.over{background:rgba(20,20,20,.05);border-color:var(--bg)}
.dropzone.has{border-style:solid;border-color:var(--bg);background:var(--lime)}
.drop input:focus-visible+.dropzone{outline:2px solid var(--bg);outline-offset:3px}