/* Robotics.al V1 — restrained engineering look. System fonts only, no external requests. */
:root{
  --ink:#1f2933; --muted:#52606d; --navy:#0b1f33; --navy-2:#13314f;
  --teal:#0a7677; --teal-soft:#e3f2f2; --bg:#fbfcfd; --bg-alt:#f1f5f7;
  --line:#d9e2ea; --warn-bg:#fff7e6; --warn-line:#e6b34a; --err:#b42318;
  --radius:10px; --max:1120px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.65;color:var(--ink);background:var(--bg)}
img,svg{max-width:100%;height:auto}
a{color:var(--teal)}
a:hover{color:var(--navy)}
:focus-visible{outline:3px solid #f5a623;outline-offset:2px;border-radius:3px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:8px;top:8px}

/* Header */
.site-header{position:static;top:0;z-index:50;background:rgba(251,252,253,.96);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(6px)}
.bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 20px;padding-top:10px;padding-bottom:10px}
.brand{font-weight:700;font-size:1.25rem;letter-spacing:-.01em;color:var(--navy);text-decoration:none}
.brand span{color:var(--teal)}
.nav{display:flex;flex-wrap:wrap;gap:4px 18px;order:3;width:100%;font-size:.95rem}
.nav a{color:var(--ink);text-decoration:none;padding:8px 0;min-height:44px;display:inline-flex;align-items:center}
.nav a:hover{color:var(--teal);text-decoration:underline}
.lang{font-size:.9rem;font-weight:600;display:flex;gap:2px}
.lang a,.lang span{padding:8px 10px;min-height:44px;display:inline-flex;align-items:center;border-radius:6px;text-decoration:none}
.lang [aria-current]{background:var(--navy);color:#fff}
.lang a{color:var(--navy);border:1px solid var(--line)}
@media(min-width:900px){.nav{order:0;width:auto}.bar{flex-wrap:nowrap}.site-header{position:sticky}}

/* Hero */
.hero{background:linear-gradient(180deg,#fff 0,var(--bg-alt) 100%);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero .wrap{display:grid;gap:28px;padding-top:34px;padding-bottom:44px}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);margin:0 0 14px}
h1{font-size:clamp(2rem,5.2vw,3.2rem);line-height:1.1;letter-spacing:-.02em;color:var(--navy);margin:0 0 14px}
.lead{font-size:clamp(1.15rem,2.4vw,1.4rem);color:var(--navy-2);font-weight:500;margin:0 0 14px;line-height:1.4}
.hero p{max-width:60ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 10px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border-radius:8px;font:inherit;font-weight:600;text-decoration:none;border:2px solid var(--navy);cursor:pointer;line-height:1.2;text-align:center}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--teal);border-color:var(--teal);color:#fff}
.btn-secondary{background:transparent;color:var(--navy)}
.btn-secondary:hover{background:var(--navy);color:#fff}
.disclosure{font-size:.92rem;color:var(--muted);border-left:3px solid var(--teal);padding-left:12px;margin-top:8px}
.hero-art{display:none}
@media(min-width:900px){.hero .wrap{grid-template-columns:1.2fr .8fr;align-items:center}.hero-art{display:block}}

/* Sections */
section{padding:56px 0}
section.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{font-size:clamp(1.6rem,3.6vw,2.2rem);line-height:1.2;letter-spacing:-.015em;color:var(--navy);margin:0 0 14px}
h3{font-size:1.15rem;line-height:1.3;color:var(--navy);margin:0 0 8px}
.intro{max-width:70ch;color:var(--muted);margin:0 0 32px}
.grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:640px){.grid.cols-2,.grid.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.grid.cols-4{grid-template-columns:repeat(4,1fr)}.grid.cols-3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:640px) and (max-width:999px){.grid.cols-3{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card p{margin:0;color:var(--muted);font-size:1rem}
.card .num{display:inline-flex;width:34px;height:34px;border-radius:50%;background:var(--teal-soft);color:var(--teal);font-weight:700;align-items:center;justify-content:center;margin-bottom:12px}
.tag{display:inline-block;font-size:.78rem;font-weight:600;color:var(--muted);background:var(--bg-alt);border:1px solid var(--line);border-radius:99px;padding:2px 10px;margin-top:12px}

/* Flow diagram */
.flow{list-style:none;margin:32px 0 8px;padding:0;display:grid;gap:26px;grid-template-columns:1fr}
.flow li{position:relative;background:var(--navy);color:#fff;border-radius:var(--radius);padding:16px 18px;font-weight:600;text-align:center}
.flow li::after{content:"";position:absolute;left:50%;bottom:-17px;width:10px;height:10px;border-right:2px solid var(--teal);border-bottom:2px solid var(--teal);transform:translateX(-50%) rotate(45deg)}
.flow li:last-child::after{display:none}
@media(min-width:800px){.flow{grid-template-columns:repeat(4,1fr);gap:34px}.flow li::after{left:auto;right:-23px;bottom:auto;top:50%;transform:translateY(-50%) rotate(-45deg)}}
.caption{font-size:.9rem;color:var(--muted);margin:8px 0 0}
.note{background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:var(--radius);padding:14px 18px;margin-top:24px;font-size:.98rem}
.note strong{color:var(--navy)}

/* Status list */
.status{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.status li{background:#fff;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:8px;padding:12px 16px}

/* FAQ */
details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px}
summary{cursor:pointer;font-weight:600;color:var(--navy);padding:16px 20px;min-height:48px;list-style-position:inside}
details[open] summary{border-bottom:1px solid var(--line)}
details p{margin:0;padding:14px 20px 18px;color:var(--muted)}

/* Form */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;max-width:820px}
fieldset{border:0;margin:0 0 20px;padding:0}
legend{font-weight:700;color:var(--navy);margin-bottom:10px;padding:0}
.row{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:700px){.row.two{grid-template-columns:1fr 1fr}}
.field{margin-bottom:16px}
label{display:block;font-weight:600;font-size:.97rem;margin-bottom:6px;color:var(--navy)}
.req{color:var(--err)}
.hint{font-size:.88rem;color:var(--muted);margin:4px 0 0}
input,select,textarea{width:100%;min-height:48px;padding:10px 12px;font:inherit;color:var(--ink);background:#fff;border:1.5px solid #8a99a8;border-radius:8px}
textarea{min-height:110px;resize:vertical}
input[aria-invalid="true"],select[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:var(--err)}
.error{color:var(--err);font-size:.9rem;font-weight:600;margin:5px 0 0;min-height:0}
.check{display:flex;gap:12px;align-items:flex-start}
.check input{width:24px;min-height:24px;height:24px;margin-top:3px;flex:none}
.check label{font-weight:400;margin:0;color:var(--ink)}
.form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.status-msg{margin-top:16px;padding:14px 16px;border-radius:8px;background:var(--teal-soft);border:1px solid #9bd0d0;display:none}
.status-msg.show{display:block}
.status-msg.warn{background:var(--warn-bg);border-color:var(--warn-line)}
.preview{display:none;margin-top:12px}
.preview.show{display:block}
.preview textarea{min-height:220px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9rem}
.mailnote{font-size:.95rem;color:var(--muted);max-width:820px;margin-bottom:20px}

/* Footer */
footer{background:var(--navy);color:#cdd9e5;padding:40px 0;font-size:.95rem}
footer a{color:#fff}
footer .brand{color:#fff}
footer .brand span{color:#6fd3d3}
.foot{display:grid;gap:18px}
.foot ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 22px}
.foot a{display:inline-flex;min-height:44px;align-items:center}
@media(min-width:800px){.foot{grid-template-columns:1fr auto;align-items:center}}

/* Prose (privacy) */
.prose{max-width:760px;padding:48px 0 72px}
.prose h2{font-size:1.35rem;margin-top:32px}
.prose ul{padding-left:1.2em}
mark.todo{background:#ffe9a8;padding:1px 5px;border-radius:4px}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* v1.1 additions */
.micro{margin:0 0 12px;font-weight:600;color:var(--navy-2);font-size:.98rem}
.audience{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:16px 0 0}
.audience li{font-size:.85rem;font-weight:600;color:var(--navy);background:#fff;border:1px solid var(--line);border-radius:99px;padding:4px 12px}
.mt{margin-top:28px}.measure{max-width:70ch}.measure-wide{max-width:820px}.ph{font-size:2rem}
.hp{display:none!important}
.status-msg.ok{background:#e6f4ea;border-color:#8fcca0}
.status-msg:focus{outline:3px solid #f5a623}

.prose{padding-left:20px;padding-right:20px}
[hidden]{display:none!important}
#email-preview{max-width:820px;padding:24px 0}
#email-body{min-height:260px}