:root{
  --bg:#fafaf7;
  --bg-alt:#f0efe9;
  --line:#dcdbd3;
  --text:#141413;
  --muted:#5c5c56;
  --accent:#ff5a1f;
  --accent-text:#c23a04;     /* signal orange: robot-arm / safety colour */
  --accent-ink:#111111;
  --radius:4px;
  --font:"Space Grotesk",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.mono{font-family:var(--mono)}
.wrap{width:min(1180px,100% - 48px);margin-inline:auto}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;opacity:.7;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%)}
.hero-inner{position:relative;text-align:center;padding:120px 0 80px}
.logo-h1{margin:0}
.hero-logo{width:min(900px,100%);margin-inline:auto}
.tagline{font-size:clamp(18px,2.2vw,24px);color:var(--muted);margin:32px auto 0;max-width:640px}
.meta{margin-top:40px;color:var(--muted);font-size:13px}
.cta-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:40px}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 28px;border-radius:var(--radius);font-weight:500;text-decoration:none;border:1px solid transparent;transition:transform .15s,background .15s,border-color .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:#ff7a47}
.btn-ghost{border-color:#8a8a82;color:var(--text)}
.btn-ghost:hover{border-color:var(--text)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ---------- NAV (sits at bottom of hero so logo leads) ---------- */
.nav{position:fixed;left:0;right:0;top:0;border-bottom:1px solid var(--line);background:rgba(250,250,247,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:100}
section[id]{scroll-margin-top:64px}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;flex-wrap:wrap}
.nav-brand{text-decoration:none;font-weight:500;letter-spacing:.2em;font-size:14px}
.nav ul{list-style:none;display:flex;gap:28px;margin:0;padding:0;flex-wrap:wrap;align-items:center}
.nav a{text-decoration:none;color:var(--muted);font-size:14px}
.nav a:hover{color:var(--text)}

/* ---------- SECTIONS ---------- */
.section{padding:120px 0;border-bottom:1px solid var(--line)}
.section.alt{background:var(--bg-alt)}
.eyebrow{color:var(--accent-text);font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin:0 0 16px}
h2{font-size:clamp(32px,4.5vw,56px);line-height:1.08;margin:0 0 40px;font-weight:700;letter-spacing:-.02em}
h3{margin:0 0 8px;font-size:20px;font-weight:500}
.lead{font-size:clamp(18px,2vw,22px);color:var(--muted);margin:0 0 24px;max-width:56ch}
.center{text-align:center}
.center .lead{margin-inline:auto}
.two-col{display:grid;grid-template-columns:1fr 1.4fr;gap:64px;align-items:start}
.two-col h2{margin-bottom:0}
.link{color:var(--text);text-decoration:underline;text-underline-offset:4px}
.link:hover{color:var(--accent-text)}

.grid{display:grid;gap:24px}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}

.card{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:var(--bg);transition:border-color .2s,transform .2s}
.card:hover{border-color:var(--accent);transform:translateY(-4px)}
.card p{margin:0;color:var(--muted);font-size:15px}
.idx{display:block;color:var(--accent-text);font-size:12px;margin-bottom:16px;letter-spacing:.08em}

.shot{margin:0}
.ph{aspect-ratio:16/10;border:1px dashed #a9a9a0;border-radius:var(--radius);display:grid;place-items:center;color:var(--muted);font-family:var(--mono);font-size:13px;background:repeating-linear-gradient(135deg,transparent 0 12px,rgba(0,0,0,.035) 12px 24px)}

.tut{display:block;text-decoration:none}
.tut .ph{margin-bottom:20px;transition:border-color .2s}
.tut:hover .ph{border-color:var(--accent)}
.tut p{margin:0;color:var(--muted);font-size:15px}

/* ---------- FOOTER ---------- */
.footer{padding:64px 0}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center}
.footer-logo{width:200px}
.small{color:var(--muted);font-size:12px;margin:0}

/* ---------- RESPONSIVE ---------- */
@media (max-width:960px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr;gap:24px}
  .section{padding:80px 0}
}
@media (max-width:640px){
  .nav-brand{display:none}
  .nav-inner{min-height:56px}
  .nav ul{flex-wrap:nowrap;overflow-x:auto;gap:20px;width:100%;scrollbar-width:none}
  .nav ul::-webkit-scrollbar{display:none}
  .nav li{flex:none}
  .grid-4{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}

/* ---------- GET DIALOG ---------- */
button.btn{font-family:inherit;font-size:16px;cursor:pointer}
.modal{border:1px solid var(--line);border-radius:8px;padding:40px;width:min(640px,100% - 32px);max-height:calc(100vh - 32px);overflow:auto;background:var(--bg);color:var(--text);box-shadow:0 24px 80px rgba(0,0,0,.25)}
.modal::backdrop{background:rgba(20,20,19,.55);backdrop-filter:blur(3px)}
.modal h2{font-size:clamp(26px,4vw,36px);margin-bottom:24px}
.modal-close{position:absolute;top:12px;right:16px;width:44px;height:44px;border:0;background:none;font-size:28px;line-height:1;color:var(--muted);cursor:pointer}
.modal-close:hover{color:var(--text)}

/* the email: biggest, highest-contrast thing in the window */
.mail-box{background:#141413;color:#fff;border-radius:6px;padding:28px;border-left:8px solid var(--accent);margin-bottom:28px}
.mail-label{display:block;color:#c9c9c2;font-size:12px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px}
.mail-addr{display:block;width:100%;text-align:left;background:none;border:0;padding:0;cursor:pointer;font-family:var(--mono);color:#fff;font-size:clamp(20px,4.2vw,32px);font-weight:500;text-decoration:none;word-break:break-all;line-height:1.25}
.mail-addr:hover{color:var(--accent)}
.mail-addr.copied{color:var(--accent)}
.mail-addr:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.mail-hint{display:block;color:#c9c9c2;font-size:12px;margin-top:8px}
.mail-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.btn-dark{background:var(--accent);color:var(--accent-ink)}
.btn-dark:hover{background:#ff7a47}
.mail-box .btn-ghost{border-color:#8a8a82;color:#fff}
.mail-box .btn-ghost:hover{border-color:#fff}

.small-lead{font-size:16px;margin-bottom:20px}
.steps{list-style:none;counter-reset:s;margin:0;padding:0;display:grid;gap:20px}
.steps li{counter-increment:s;position:relative;padding-left:48px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;border:1px solid var(--text);display:grid;place-items:center;font-family:var(--mono);font-size:14px}
.steps h3{font-size:17px;margin-bottom:4px}
.steps p{margin:0 0 10px;color:var(--muted);font-size:15px}
.steps .mono{color:var(--text);font-size:13px;background:var(--bg-alt);padding:1px 6px;border-radius:3px}
.btn.pending{opacity:.55;cursor:not-allowed}
.btn.pending::after{content:" (coming soon)";margin-left:6px;font-size:13px}