:root {
  --bg: #0a0a0a;
  --fg: #fff;
  --mid: #b4b4b4;
  --dim: #6b6b6b;
  --line: #262626;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --pad: clamp(20px, 5vw, 64px);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; background: var(--bg); }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img, svg, canvas { display: block; }
.wrap { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: var(--pad); }
.narrow { max-width: 900px; }
:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }

/* nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 20; display: flex; align-items: center; gap: 28px;
  padding: 16px var(--pad); background: linear-gradient(#0a0a0aee, #0a0a0a00);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.brand { font: 500 15px var(--mono); letter-spacing: .24em; text-decoration: none; margin-right: auto; }
.links { display: flex; gap: 28px; font-size: 14px; }
.links a { text-decoration: none; color: var(--mid); transition: color .2s; }
.links a:hover { color: #fff; }
.lang { display: flex; gap: 12px; font: 400 12px var(--mono); letter-spacing: .12em; }
.lang a { text-decoration: none; color: var(--dim); }
.lang a[aria-current] { color: #fff; }
.lang a:hover { color: #fff; }
.menu-btn { display: none; background: none; border: 0; width: 36px; height: 36px; padding: 0; cursor: pointer; }
.menu-btn span { display: block; width: 22px; height: 1.5px; background: #fff; margin: 6px auto; transition: transform .2s; }

/* buttons */
.btn {
  display: inline-block; background: #fff; color: #0a0a0a; text-decoration: none; border: 1px solid #fff;
  padding: 14px 24px; font: 500 14px var(--sans); cursor: pointer; transition: background .2s, color .2s;
}
.btn:hover { background: transparent; color: #fff; }
.btn-sm { padding: 9px 16px; font-size: 13px; }
.link { color: var(--mid); text-decoration: none; font-size: 14px; }
.link:hover { color: #fff; }

/* hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; }
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 55%;
  background: linear-gradient(#0a0a0a00, #0a0a0a 85%); pointer-events: none;
}
.hero-text {
  position: relative; z-index: 2; display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px 64px;
  align-items: end; padding-bottom: clamp(48px, 9vh, 96px);
}
h1, h2, h3 { font-family: var(--mono); font-weight: 400; margin: 0; letter-spacing: -.01em; }
h1 { font-size: clamp(28px, 4.4vw, 56px); line-height: 1.22; color: var(--dim); }
h1 b, h2 b { color: #fff; font-weight: 400; }
.hero-side p { margin: 0 0 24px; color: var(--mid); max-width: 44ch; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 20px 28px; }

/* sections */
.section { padding-block: clamp(72px, 11vw, 140px); border-top: 1px solid var(--line); }
.section:first-child { border-top: 0; }
h2 { font-size: clamp(24px, 3.2vw, 40px); line-height: 1.25; color: var(--dim); max-width: 22ch; margin-bottom: 48px; }
.label { font: 400 12px var(--mono); letter-spacing: .18em; color: var(--dim); margin: 0 0 20px; }
.sub { color: var(--mid); margin: -24px 0 40px; max-width: 52ch; }
.pain { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.pain li { color: var(--mid); border-top: 1px solid var(--line); padding-top: 20px; }

.grid { display: grid; gap: 0; padding: 0 1px 1px 0; }
.grid > * { border: 1px solid var(--line); margin: 0 -1px -1px 0; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card, .tile { padding: 32px; }
.card h3, .tile h3 { font-size: 18px; margin-bottom: 12px; color: #fff; }
.card p, .tile p { margin: 0; color: var(--mid); font-size: 15px; }
.card ul { list-style: none; margin: 24px 0 0; padding: 0; font-size: 14px; color: var(--mid); }
.card li { padding: 9px 0; border-top: 1px solid var(--line); }
.card li::before { content: "+ "; font-family: var(--mono); color: var(--dim); }
.icon { width: 30px; height: 30px; fill: none; stroke: #fff; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 28px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; counter-reset: s; }
.steps li { border-top: 1px solid #fff; padding-top: 20px; }
.num { font: 400 12px var(--mono); color: var(--dim); letter-spacing: .14em; }
.steps h3 { font-size: 18px; margin: 14px 0 10px; }
.steps p { margin: 0; color: var(--mid); font-size: 15px; }

.faq details { border-top: 1px solid var(--line); padding: 22px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; font: 400 17px var(--mono); display: flex; justify-content: space-between; gap: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--dim); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); color: #fff; }
.faq p { margin: 14px 0 0; color: var(--mid); max-width: 62ch; }

/* form */
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; max-width: 820px; }
.form label { display: grid; gap: 8px; font: 400 12px var(--mono); letter-spacing: .08em; color: var(--dim); }
.form .full, .form .form-row, .form .alt, .cf-turnstile { grid-column: 1 / -1; }
input, select, textarea {
  width: 100%; background: transparent; color: #fff; border: 0; border-bottom: 1px solid #3a3a3a;
  padding: 10px 0; font: 400 16px var(--sans); border-radius: 0; letter-spacing: 0;
}
select option { background: #111; }
textarea { resize: vertical; min-height: 120px; }
input:focus, select:focus, textarea:focus { outline: 0; border-bottom-color: #fff; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-row { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.status { margin: 0; font-size: 14px; color: var(--mid); }
.status.err { color: #ff8a8a; }
.alt { margin: 0; color: var(--dim); font-size: 14px; }
.btn:disabled { opacity: .5; cursor: default; }

/* footer */
.footer { border-top: 1px solid var(--line); padding-block: 56px 40px; }
.fcols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.fcols h4 { font: 400 11px var(--mono); letter-spacing: .16em; color: var(--dim); margin: 0 0 20px; }
.fcols a { display: block; text-decoration: none; font-size: 13px; padding: 6px 0; }
.fcols a:hover { color: var(--mid); }
.rights { margin: 56px 0 0; padding-top: 24px; border-top: 1px solid var(--line); font: 400 11px var(--mono); letter-spacing: .1em; color: var(--dim); }

/* motion */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}
@media (scripting: none) { .reveal { opacity: 1; transform: none; } }

/* responsive */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .hero-text { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .menu-btn { display: block; }
  .links {
    position: fixed; inset: 64px 0 auto 0; background: #0a0a0af5; flex-direction: column; gap: 0;
    padding: 8px var(--pad) 20px; border-bottom: 1px solid var(--line); display: none;
  }
  .links.open { display: flex; }
  .links a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .btn-sm { display: none; }
  .grid-3, .pain { grid-template-columns: 1fr; }
  .pain { gap: 24px; }
  .form { grid-template-columns: 1fr; }
  .fcols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .grid-4, .steps { grid-template-columns: 1fr; }
  .nav { gap: 16px; }
}