:root {
  --bg: #121417;
  --bg2: #1a1d21;
  --line: #2b3036;
  --text: #e7e9ec;
  --muted: #9aa2ab;
  --acc: #ff8a1f;
  --ok: #3ecf8e;
  --beta: #f2c94c;
  --dev: #8a94a0;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--acc); }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.6rem, 4vw, 2.2rem); }
h3 { font-size: 1.15rem; }
code { font-family: var(--mono); font-size: .9em; background: #0c0e10; border: 1px solid var(--line); padding: 0 .3em; border-radius: 4px; }
.wrap { width: min(1160px, 100% - 2.5rem); margin-inline: auto; }
.narrow { max-width: 760px; }
section { padding: 4rem 0; }
.band { background: var(--bg2); border-block: 1px solid var(--line);
  background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 48px 48px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* header */
.top { position: sticky; top: 0; z-index: 5; background: rgba(18,20,23,.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.logo { font-weight: 800; font-size: 1.15rem; color: var(--text); text-decoration: none; letter-spacing: .02em; margin: 0; }
.logo span { color: var(--acc); }
nav { display: flex; gap: 1.2rem; align-items: center; }
nav a { color: var(--muted); text-decoration: none; font-size: .95rem; }
nav a:hover { color: var(--text); }
nav a:not(.btn) { display: none; }

/* buttons */
.btn { display: inline-block; background: var(--acc); color: #111; font-weight: 700; border: 0; border-radius: 8px; padding: .85rem 1.2rem; font: 700 1rem/1.2 var(--font); cursor: pointer; text-decoration: none; text-align: center; }
.btn:hover { filter: brightness(1.08); }
.btn-sm { padding: .5rem .8rem; font-size: .9rem; color: #111 !important; }

/* hero */
.hero { padding: 3rem 0 4rem; }
.hero-grid { display: grid; gap: 2.5rem; }
.eyebrow { color: var(--acc); font: 600 .8rem/1 var(--mono); text-transform: uppercase; letter-spacing: .12em; margin: 0 0 1rem; }
h1 { font-size: clamp(2.2rem, 7vw, 3.6rem); }
h1 em { font-style: normal; color: var(--acc); }
.sub { color: var(--muted); font-size: 1.1rem; max-width: 36em; }
.signup { display: grid; gap: .6rem; margin-top: 1.5rem; max-width: 520px; }
.signup input, .signup select { width: 100%; padding: .85rem 1rem; font: 1rem var(--font); color: var(--text); background: #0c0e10; border: 1px solid var(--line); border-radius: 8px; }
.signup input:focus, .signup select:focus { outline: 2px solid var(--acc); outline-offset: 1px; }
.form-note { color: var(--muted); font-size: .85rem; margin: 0; }
.thanks { margin: 0; padding: .8rem 1rem; border: 1px solid var(--ok); color: var(--ok); border-radius: 8px; background: rgba(62,207,142,.08); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.signup.done input, .signup.done select, .signup.done button, .signup.done .form-note { display: none; }

.compare { margin: 0; }
.panes { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: .5rem; }
.pane { position: relative; background: #fff; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); aspect-ratio: 9 / 16; }
.pane img { width: 100%; height: 100%; object-fit: contain; }
.arrow { color: var(--acc); font-size: 1.6rem; font-weight: 700; }
.tag { position: absolute; left: .5rem; top: .5rem; background: #121417; color: var(--text); font: 600 .72rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; padding: .35rem .5rem; border-radius: 5px; }
.tag-acc { background: var(--acc); color: #111; }
figcaption { color: var(--muted); font-size: .85rem; margin-top: .75rem; }

/* steps */
.steps { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1.5rem; }
.steps li { position: relative; background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 1.25rem; }
.steps img { height: 220px; width: 100%; object-fit: contain; background: #fff; border-radius: 8px; margin-bottom: 1rem; }
.num { display: inline-grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--acc); color: #111; font-weight: 800; margin-bottom: .5rem; }
.steps p { color: var(--muted); margin: 0; }

/* tiers */
.cards { display: grid; gap: 1.25rem; margin-top: 2rem; }
.card { background: var(--bg2); border: 1px solid var(--line); border-top: 3px solid var(--acc); border-radius: 12px; padding: 1.5rem; }
.card p { color: var(--muted); }
.card ul { margin: 0; padding-left: 1.1rem; color: var(--text); font-size: .95rem; }
.badge { display: inline-block; font: 700 .72rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; padding: .4rem .55rem; border-radius: 999px; margin-bottom: 1rem; border: 1px solid; }
.badge-ok { color: var(--ok); border-color: var(--ok); }
.badge-beta { color: var(--beta); border-color: var(--beta); }
.badge-dev { color: var(--dev); border-color: var(--dev); }

/* demo */
.demo { display: grid; gap: 1.25rem; margin-top: 1.5rem; }
.video { position: relative; background: #fff; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); max-width: 760px; }
.video img { opacity: .55; }
.play { position: absolute; inset: 0; margin: auto; width: 76px; height: 76px; display: grid; place-items: center; border-radius: 50%; background: var(--acc); color: #111; font-size: 1.8rem; padding-left: 6px; }
.soon { position: absolute; left: 0; right: 0; bottom: 1rem; text-align: center; color: #111; font-weight: 700; }
.demo-note { color: var(--muted); margin: 0; max-width: 40em; }

/* who */
.who { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1rem; }
.who li { border-left: 3px solid var(--acc); padding: .6rem 1rem; background: var(--bg2); border-radius: 0 8px 8px 0; color: var(--muted); }
.who strong { color: var(--text); }
.sources { margin: 2.5rem 0 0; }
.sources ul { list-style: none; padding: 0; margin: 0 0 1rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.sources li { font: 600 .8rem/1 var(--mono); padding: .5rem .75rem; border: 1px solid var(--line); border-radius: 999px; background: var(--bg2); }

/* faq */
details { border-bottom: 1px solid var(--line); padding: 1rem 0; }
summary { cursor: pointer; font-weight: 600; list-style: none; padding-right: 2rem; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: -.1rem; color: var(--acc); font-size: 1.4rem; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); margin: .75rem 0 0; }

/* cta + footer */
.cta { text-align: center; }
footer { border-top: 1px solid var(--line); padding: 2.5rem 0; color: var(--muted); font-size: .85rem; }
footer p { margin: .4rem 0; max-width: 60em; }

@media (min-width: 760px) {
  nav a:not(.btn) { display: inline; }
  .signup { grid-template-columns: 1fr auto; }
  .signup .form-note, .signup .thanks, .signup .name-in, .signup .cad-in { grid-column: 1 / -1; }
  .steps, .cards { grid-template-columns: repeat(3, 1fr); }
  .who { grid-template-columns: repeat(2, 1fr); }
  .demo { grid-template-columns: 3fr 2fr; align-items: center; }
}
@media (min-width: 1000px) {
  .hero { padding: 5rem 0; }
  .hero-grid { grid-template-columns: 1.05fr 1fr; align-items: center; }
}