:root {
  --primary: #5865F2;
  --primary-hover: #4752C4;
  --on-primary: #ffffff;
  --bg: #ffffff;
  --bg-alt: #f5f6fb;
  --surface: #ffffff;
  --text: #1e1f24;
  --muted: #5c5e6b;
  --border: #e3e5ee;
  --code-bg: #eef0fa;
  --ok: #23a55a;
  --ticket-bg: #313338;
  --ticket-head: #2b2d31;
  --ticket-text: #dbdee1;
  --ticket-muted: #949ba4;
  --embed-bg: #2b2d31;
  --radius: 12px;
  --shadow: 0 1px 2px rgb(16 18 27 / 6%), 0 8px 24px rgb(16 18 27 / 8%);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary-hover: #6d78f5;
    --bg: #111216;
    --bg-alt: #17181d;
    --surface: #1d1e24;
    --text: #eceef3;
    --muted: #a3a6b4;
    --border: #2c2e37;
    --code-bg: #262836;
    --ticket-bg: #1e1f22;
    --ticket-head: #18191c;
    --embed-bg: #2b2d31;
    --shadow: 0 1px 2px rgb(0 0 0 / 30%), 0 8px 24px rgb(0 0 0 / 35%);
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.25rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.1rem); }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1em; }

a { color: var(--primary); }

code {
  font: .875em/1 ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  background: var(--code-bg);
  border-radius: 4px;
  padding: .15em .35em;
}

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 720px; }

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px;
  top: 12px;
  z-index: 10;
  background: var(--surface);
  padding: 8px 12px;
  border-radius: 8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  padding: .8em 1.4em;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color .15s, border-color .15s;
}
.btn-sm { padding: .5em 1em; font-size: .9rem; }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-ghost { color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--muted); }
.btn:focus-visible,
summary:focus-visible,
.nav a:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}
.nav nav { display: flex; gap: 20px; margin-left: auto; }
.nav nav a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav nav a:hover { color: var(--text); }

@media (max-width: 720px) {
  .nav nav { display: none; }
  .nav .btn { margin-left: auto; }
}

/* Hero */
.hero { padding: 72px 0 80px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.eyebrow { color: var(--primary); font-weight: 600; font-size: .9rem; margin-bottom: .75em; }
.lede { font-size: 1.125rem; color: var(--muted); max-width: 36em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 16px; }
.cta.center { justify-content: center; margin-top: 40px; }
.fine { font-size: .875rem; color: var(--muted); }

@media (max-width: 900px) {
  .hero { padding: 48px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* Ticket mock */
.ticket {
  margin: 0;
  background: var(--ticket-bg);
  color: var(--ticket-text);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  font-size: .9rem;
}
.ticket-head {
  background: var(--ticket-head);
  padding: 12px 16px;
  font-weight: 600;
  border-bottom: 1px solid rgb(0 0 0 / 25%);
}
.hash { color: var(--ticket-muted); margin-right: 4px; }
.msg { display: flex; gap: 12px; padding: 12px 16px; }
.msg + .msg { padding-top: 4px; }
.avatar {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: .75rem;
  font-weight: 700;
}
.avatar.bot { background: var(--primary); color: #fff; }
.msg-body { min-width: 0; flex: 1; }
.who { margin: 0 0 4px; font-weight: 600; color: #fff; }
.tag {
  background: var(--primary);
  color: #fff;
  font-size: .625rem;
  padding: 1px 4px;
  border-radius: 3px;
  vertical-align: middle;
  margin-left: 4px;
}
.embed {
  background: var(--embed-bg);
  border-left: 4px solid var(--primary);
  border-radius: 4px;
  padding: 8px 12px;
}
.embed-ok { border-left-color: var(--ok); }
.embed p { margin: 0; }
.embed-title { font-weight: 600; color: #fff; margin-bottom: 2px !important; }
.ticket code { background: rgb(0 0 0 / 30%); color: var(--ticket-text); }

/* Sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section h2 { text-align: center; }
.section-lede { text-align: center; color: var(--muted); margin-bottom: 40px; }
.section h2 + .grid,
.section h2 + .setup,
.section h2 + .price-card,
.section h2 + details { margin-top: 32px; }

@media (max-width: 720px) {
  .section { padding: 56px 0; }
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.steps li,
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.steps p,
.card p { color: var(--muted); margin: 0; font-size: .95rem; }
.step-n {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 700;
  font-size: .85rem;
  margin-bottom: 12px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 16px;
}

.setup {
  counter-reset: setup;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}
.setup li { counter-increment: setup; }
.setup li::before {
  content: counter(setup);
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 12px;
}
.setup p { color: var(--muted); margin: 0; }

/* Pricing */
.price-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  text-align: center;
  max-width: 420px;
  margin-inline: auto;
}
.price { font-size: 3rem; font-weight: 800; margin: 0; line-height: 1; }
.price-sub { color: var(--muted); margin: 6px 0 24px; }
.checks { list-style: none; padding: 0; margin: 0 0 28px; text-align: left; }
.checks li { padding-left: 28px; position: relative; margin-bottom: 10px; }
.checks li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .45em;
  width: 12px;
  height: 7px;
  border-left: 2px solid var(--ok);
  border-bottom: 2px solid var(--ok);
  transform: rotate(-45deg);
}

/* FAQ */
details {
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
}
summary {
  cursor: pointer;
  font-weight: 600;
  padding: 14px 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--muted); font-weight: 400; font-size: 1.25rem; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 32px 0; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.footer nav { display: flex; gap: 20px; }
.footer nav a { color: var(--muted); text-decoration: none; font-size: .9rem; }
.footer nav a:hover { color: var(--text); }
.footer .fine { margin: 0 0 0 auto; }
.brand-sm { display: flex; align-items: center; gap: 8px; font-weight: 700; margin: 0; }

@media (max-width: 720px) {
  .footer .fine { margin-left: 0; width: 100%; }
}