.night { --bg: var(--night); --ink: var(--night-ink); --muted: var(--night-muted); --line: var(--night-line); --band: var(--night-2); --accent: #84b9ff; --accent-hover: #a9cfff; --accent-ink: #0b2342; --logo: #f0f3f9; --chrome: rgb(14 19 26 / 86%); background: var(--night); color: var(--night-ink); }
h2 { font-size: clamp(30px, 4.4vw, 48px); font-weight: 700; line-height: 1.1; letter-spacing: -.035em; text-wrap: balance; }
h3 { font-size: 19px; font-weight: 650; letter-spacing: -.015em; line-height: 1.3; }
.sub { color: var(--muted); font-size: 18px; line-height: 1.6; margin-top: 12px; max-width: 60ch; }
.note { margin-top: 16px; font-size: 14px; color: var(--muted); }
.fine { margin-top: 14px; font-size: 13px; line-height: 1.5; color: var(--muted); }
.inline { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.mid { margin-top: 36px; }
.mid .sub { margin: 0; font-size: 15px; }
.btn.ghost { background: rgb(255 255 255 / 7%); color: var(--night-ink); border-color: var(--night-line); box-shadow: none; }
.btn.ghost:hover { background: rgb(255 255 255 / 12%); color: #fff; }

.hero { padding: 76px 0 72px; text-align: center; }
.hero h1 { font-size: clamp(38px, 6.2vw, 74px); font-weight: 700; line-height: 1.06; letter-spacing: -.045em; max-width: 17ch; margin: 0 auto; text-wrap: balance; }
.hero .lede { margin: 24px auto 0; font-size: clamp(18px, 2.1vw, 21px); line-height: 1.55; color: var(--muted); max-width: 58ch; }
.cta-row.center { justify-content: center; margin-top: 32px; }
.hero .note { margin-top: 16px; }

.demo { margin: 52px auto 0; max-width: 1020px; text-align: left; background: #fff; color: #18202c; border-radius: 20px; overflow: hidden; border: 1px solid #27303c; box-shadow: 0 40px 80px -40px rgb(0 0 0 / 70%); --ink: #18202c; --muted: #576477; --line: #dbe1e9; --bg: #fff; --accent: #0065db; --accent-hover: #0057bd; --accent-ink: #fff; --band: #f4f5f8; }
.demo-bar { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 12px 20px; background: #f7f9fc; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.demo-grid { display: grid; grid-template-columns: 1fr; }
.demo-side { display: none; background: #eef2f7; padding: 18px 12px; border-right: 1px solid var(--line); }
.demo-group { font-size: 12px; font-weight: 600; color: var(--muted); padding: 0 10px 8px; }
.bot { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 12px; font-size: 14px; font-weight: 500; line-height: 1.3; cursor: default; }
.bot small { display: block; color: var(--muted); font-weight: 400; font-size: 12px; margin-top: 2px; }
.bot.on { background: #fff; box-shadow: 0 1px 2px rgb(40 58 85 / 10%); }
.blob { position: relative; display: block; flex: none; width: 28px; height: 28px; border-radius: 10px; }
.blob::before, .blob::after { content: ""; position: absolute; top: 11px; width: 3px; height: 6px; border-radius: 2px; background: rgb(24 32 44 / 70%); }
.blob::before { left: 9px; } .blob::after { right: 9px; }
.b-violet { background: #7c5cf0; border-radius: 50% 50% 46% 46%; }
.b-green { background: #4fcfae; }
.b-blue { background: #4a6cf0; border-radius: 50%; }
.b-orange { background: #f0642e; border-radius: 12px 12px 8px 8px; }
.b-sky { background: #4a8cf0; border-radius: 50% 50% 50% 8px; }
@media (min-width: 820px) { .demo-grid { grid-template-columns: 240px minmax(0, 1fr); } .demo-side { display: block; } }
.demo-main { display: flex; flex-direction: column; min-width: 0; min-height: 440px; }
.log { flex: 1; padding: 24px 22px; display: flex; flex-direction: column; gap: 14px; max-height: 480px; overflow-y: auto; }
.msg { max-width: 600px; padding: 12px 16px; border-radius: 18px; font-size: 15px; line-height: 1.55; }
.msg.me { align-self: flex-end; background: #f0f1f4; }
.bot-msg { background: #f4f5f8; }
.bot-msg ul { list-style: disc; padding-left: 20px; margin-top: 8px; }
.bot-msg.in { animation: pop 320ms var(--ease) both; }
@keyframes pop { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.dots { display: inline-block; width: 28px; height: 8px; background: radial-gradient(circle, #8a95a6 3px, transparent 3.5px) 0 0 / 10px 8px repeat-x; animation: blink 900ms steps(3, end) infinite; }
@keyframes blink { 0% { width: 8px; } 33% { width: 18px; } 66% { width: 28px; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 22px 14px; }
.chips[hidden] { display: none; }
.chips button { min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: #18202c; font-size: 14px; font-weight: 500; cursor: pointer; transition: background 150ms ease-out, border-color 150ms ease-out, color 150ms ease-out; }
.chips button:hover { border-color: #0065db; color: #0065db; background: #f0f5fc; }
.chips button:focus-visible { outline: 3px solid #0065db; outline-offset: 2px; }
.composer { margin: 0 20px 20px; padding: 13px 20px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 15px; }

.trust { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 14px; margin-top: 32px; }
.trust li { padding: 9px 16px; border: 1px solid var(--night-line); border-radius: 999px; font-size: 14px; color: var(--night-muted); }

.jobs { padding: 100px 0; }
.jobs .sub { margin-top: 14px; }
.cards { display: grid; gap: 16px; grid-template-columns: 1fr; margin-top: 44px; }
.vig { display: flex; flex-direction: column; padding-top: 22px; border-top: 2px solid var(--ink); }
.vig h3 { margin-bottom: 14px; }
.mini { margin-top: auto; background: var(--band); border-radius: 14px; padding: 4px 16px; }
.mini li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px 0; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.4; color: var(--ink); }
.mini li:first-child { border-top: 0; }
.mini b { flex: none; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; }
.mini .ok { background: #dff5ec; color: #0b6a47; }
.mini .wait { background: #eaeef5; color: #3b4859; }
.mini .ask { background: #fdeccd; color: #7a4b00; }
@media (min-width: 900px) { .cards { grid-template-columns: repeat(3, 1fr); } }

.compliance { padding: 100px 0; }
.compliance .sub { margin-top: 14px; }
.specs { display: grid; gap: 1px; grid-template-columns: 1fr; margin-top: 48px; background: var(--night-line); border: 1px solid var(--night-line); border-radius: 18px; overflow: hidden; }
.specs li { background: var(--night); padding: 30px 28px 34px; }
.specs h3 { margin: 0 0 10px; }
.specs p { color: var(--muted); line-height: 1.65; font-size: 15.5px; }
@media (min-width: 700px) { .specs { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .specs { grid-template-columns: repeat(4, 1fr); } }

.how { padding: 100px 0; background: var(--band); }
.how .sub { margin-top: 12px; }
.steps { display: grid; gap: 14px; grid-template-columns: 1fr; margin-top: 44px; }
.steps li { background: var(--bg); border: 1px solid var(--line); border-radius: 18px; padding: 28px; }
.steps li::before { content: ""; display: block; width: 32px; height: 3px; margin-bottom: 20px; background: var(--accent); }
.steps h3 { margin: 0 0 8px; font-size: 21px; }
.steps p { color: var(--muted); }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 18px; } }

.offer { padding: 100px 0; }
.offer .wrap { display: grid; gap: 40px 72px; grid-template-columns: 1fr; align-items: start; }
.price-box { margin-top: 28px; background: var(--band); border-radius: 22px; padding: 30px; }
.price-tag { font-size: 44px; font-weight: 700; letter-spacing: -.04em; line-height: 1.1; }
.price-box > p { color: var(--muted); }
.price-box > .price-tag { color: var(--ink); }
.price-line { margin: 12px 0 22px; padding-top: 12px; border-top: 1px solid var(--line); }
.gets { border-top: 1px solid var(--line); }
.gets li { padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 18px; line-height: 1.45; font-weight: 550; padding-left: 34px; position: relative; letter-spacing: -.01em; }
.gets li::before { content: ""; position: absolute; left: 4px; top: 25px; width: 11px; height: 6px; border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }
@media (min-width: 960px) { .offer .wrap { grid-template-columns: 5fr 7fr; } .offer-copy { position: sticky; top: 108px; } }

.who { padding: 20px 0 100px; }
.who .wrap { display: grid; gap: 28px 56px; grid-template-columns: 1fr; align-items: center; }
.who img { width: 140px; height: 140px; border-radius: 22px; object-fit: cover; }
@media (min-width: 800px) { .who .wrap { grid-template-columns: 220px 1fr; } .who img { width: 220px; height: 220px; border-radius: 28px; } }

.faq { padding: 20px 0 110px; }
.faq .wrap { display: grid; gap: 28px 80px; grid-template-columns: 1fr; }
.faq-head .sub { margin-top: 12px; font-size: 16px; }
.qa details { border-top: 1px solid var(--line); }
.qa details:last-child { border-bottom: 1px solid var(--line); }
@media (min-width: 900px) { .faq .wrap { grid-template-columns: 4fr 8fr; } .faq-head { position: sticky; top: 110px; align-self: start; } }

.close { padding: 96px 0; background: #0065db; color: #fff; text-align: center; }
.close h2 { max-width: 22ch; margin: 0 auto; }
.close p { margin: 16px auto 32px; font-size: 19px; opacity: .9; max-width: 46ch; }
@media (prefers-color-scheme: dark) { .close { background: #0a4a9e; } }

@media (max-width: 759px) {
  .hero { padding: 48px 0 52px; }
  .hero .cta-row .btn { width: 100%; }
  .demo { margin-top: 40px; border-radius: 16px; }
  .log { padding: 18px 16px; }
  .chips { padding: 0 16px 12px; }
  .composer { margin: 0 16px 16px; }
  .jobs, .compliance, .how, .offer { padding-block: 64px; }
  .who { padding-bottom: 64px; }
  .faq { padding-bottom: 72px; }
  .close { padding: 64px 0; }
  .close .btn { width: 100%; max-width: 360px; }
  .price-box { padding: 24px; }
}