:root{
  color-scheme:dark;
  --ink:#0d1f1f;--ink-2:#132e2e;--petrol:#244747;--mint:#00ffcc;--white:#fff;
  --soft:rgba(255,255,255,.78);--muted:rgba(255,255,255,.58);--line:rgba(255,255,255,.16);
  --panel:rgba(255,255,255,.055);--signal:#ffd44d;--danger:#ff8a80;
  --radius:14px;--shell:min(1160px,calc(100% - 48px));
  --sans:"Avenir Next",Avenir,"Segoe UI",ui-sans-serif,system-ui,sans-serif;
  --serif:Georgia,"Times New Roman",serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--ink)}
body{min-width:320px;margin:0;overflow-x:hidden;background:var(--ink);color:var(--white);font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-underline-offset:.2em}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:var(--mint);color:var(--ink)}
:focus-visible{outline:3px solid var(--mint);outline-offset:3px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{margin-bottom:1rem;font-weight:800;line-height:1.05;letter-spacing:-.03em;text-wrap:balance}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem)}
h3{font-size:clamp(1.15rem,1.8vw,1.4rem)}
.serif{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.03em}
.shell{width:var(--shell);margin-inline:auto}
.skip-link{position:fixed;z-index:100;top:12px;left:12px;padding:.65rem 1rem;transform:translateY(-160%);border-radius:999px;background:var(--mint);color:var(--ink);font-weight:800;text-decoration:none;transition:transform 180ms ease}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link:focus{transform:translateY(0)}

/* header */
.site-header{position:sticky;z-index:50;top:0;border-bottom:1px solid var(--line);background:rgba(13,31,31,.94);backdrop-filter:blur(16px)}
.header-inner{display:flex;min-height:72px;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-block:.6rem}
.wordmark{display:inline-flex;min-height:44px;align-items:baseline;gap:.5rem;color:var(--white);font-family:var(--serif);font-size:1.35rem;letter-spacing:-.04em;text-decoration:none;white-space:nowrap}
.wordmark .logo-ai,.wordmark .logo-lars{font-family:var(--sans);font-size:.68em;font-weight:900;letter-spacing:.03em;text-transform:uppercase}
.wordmark .logo-ai{color:var(--mint)}
.wordmark .logo-with{font-style:italic}
.tool-tag{padding:.3rem .7rem;border:1px solid var(--line);border-radius:999px;color:var(--soft);font-size:.68rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;white-space:nowrap}
.header-back{display:inline-flex;min-height:44px;align-items:center;gap:.4rem;color:var(--soft);font-size:.75rem;font-weight:800;letter-spacing:.04em;text-decoration:none;text-transform:uppercase}
.header-back:hover{color:var(--mint)}

/* buttons */
.eyebrow{display:flex;align-items:center;gap:.7rem;margin-bottom:1.1rem;color:var(--mint);font-size:.7rem;font-weight:900;letter-spacing:.18em;text-transform:uppercase}
.eyebrow::before{width:1.6rem;height:2px;background:currentColor;content:""}
.button{display:inline-flex;min-height:50px;align-items:center;justify-content:center;gap:.55rem;padding:.75rem 1.3rem;border:1px solid transparent;border-radius:999px;font-size:.82rem;font-weight:900;letter-spacing:.03em;text-decoration:none;text-transform:uppercase;transition:background-color 180ms ease,border-color 180ms ease,color 180ms ease,transform 180ms ease}
.button:hover{transform:translateY(-2px)}
.button:disabled{cursor:not-allowed;opacity:.5;transform:none}
.button-primary{background:var(--mint);color:var(--ink)}
.button-primary:hover:not(:disabled){background:#65ffe0}
.button-secondary{border-color:var(--line);background:transparent;color:var(--white)}
.button-secondary:hover{border-color:var(--mint);color:var(--mint)}

/* hero */
.hero{padding-block:clamp(3.5rem,8vw,6rem);border-bottom:1px solid var(--line);background:var(--ink-2)}
.hero-copy{max-width:760px}
.hero-lead{max-width:620px;margin-bottom:2rem;color:var(--soft);font-size:clamp(1.05rem,1.6vw,1.25rem);text-wrap:pretty}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem}
.privacy-strip{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.75rem}
.privacy-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .85rem;border:1px solid var(--line);border-radius:999px;color:var(--soft);font-size:.72rem;font-weight:700}
.privacy-chip svg{width:14px;height:14px;color:var(--mint);flex-shrink:0}

/* steps */
.section{padding-block:clamp(3rem,6vw,5rem)}
.section-alt{border-block:1px solid var(--line);background:var(--ink-2)}
.step-grid{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--line)}
.step-item{position:relative;padding:1.6rem;background:var(--ink);counter-increment:step}
.step-item::before{display:block;margin-bottom:1rem;color:var(--mint);content:"0" counter(step);font-size:.7rem;font-weight:900;letter-spacing:.16em}
.step-item p{margin:0;color:var(--soft);font-size:.94rem}

/* capabilities */
.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.1rem;margin-top:2rem}
.cap-card{padding:1.4rem 1.5rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
.cap-card h3{margin-bottom:.5rem;color:var(--mint);font-size:1.02rem}
.cap-card p{margin:0;color:var(--soft);font-size:.92rem}
.cap-note{margin-top:1.5rem;padding:1rem 1.2rem;border:1px solid var(--line);border-radius:var(--radius);color:var(--muted);font-size:.85rem}

/* tool */
.tool-panel{padding:clamp(1.5rem,4vw,2.5rem);border:1px solid rgba(0,255,204,.28);border-radius:var(--radius);background:linear-gradient(135deg,rgba(36,71,71,.4),rgba(0,255,204,.03))}
.dropzone{display:flex;min-height:180px;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;padding:2rem;border:2px dashed var(--line);border-radius:var(--radius);background:var(--ink);text-align:center;transition:border-color 160ms ease,background-color 160ms ease}
.dropzone.is-dragover{border-color:var(--mint);background:rgba(0,255,204,.06)}
.dropzone p{margin:0;color:var(--muted);font-size:.85rem}
.dropzone strong{color:var(--white);font-size:.95rem}
.file-input{position:absolute;width:1px;height:1px;overflow:hidden;opacity:0}
.file-picked{display:none;align-items:center;justify-content:space-between;gap:1rem;margin-top:1rem;padding:.9rem 1.1rem;border:1px solid var(--line);border-radius:10px;background:var(--ink)}
.file-picked.is-visible{display:flex}
.file-picked-name{overflow:hidden;color:var(--white);font-size:.86rem;font-weight:700;text-overflow:ellipsis;white-space:nowrap}
.file-picked-size{color:var(--muted);font-size:.76rem}
.file-remove{border:0;background:transparent;color:var(--muted);font-size:.78rem;text-decoration:underline}
.tool-actions{display:flex;flex-wrap:wrap;align-items:center;gap:.9rem;margin-top:1.4rem}
.result-panel{margin-top:1.75rem;padding:1.5rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--ink)}
.result-panel[hidden]{display:none}
.result-status{display:flex;align-items:center;gap:.6rem;margin-bottom:1rem;color:var(--mint);font-weight:800;font-size:.95rem}
.result-status svg{width:18px;height:18px;flex-shrink:0}
.result-status.is-error{color:var(--danger)}
.result-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}
.result-tag{padding:.35rem .7rem;border:1px solid var(--line);border-radius:999px;color:var(--soft);font-size:.72rem;font-weight:700}
.result-actions{display:flex;flex-wrap:wrap;gap:.7rem}

/* how it works detail + footer */
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}
.detail-grid p{color:var(--soft)}
.site-footer{padding-block:2.5rem;border-top:1px solid var(--line);background:#091818}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.2rem}
.footer-note{max-width:480px;margin:.4rem 0 0;color:var(--muted);font-size:.85rem}
.footer-links{display:flex;flex-wrap:wrap;gap:1.4rem}
.footer-links a{color:var(--soft);font-size:.78rem;font-weight:750;text-decoration:none}
.footer-links a:hover{color:var(--mint)}

@media(max-width:820px){
  .cap-grid,.detail-grid{grid-template-columns:1fr}
  .step-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .header-inner{min-height:0}
  .tool-tag{order:3;width:100%;text-align:center;font-size:.62rem;padding:.25rem .6rem}
  .header-back-label{display:none}
  .header-back{min-height:36px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}