* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: #faf9f6; color: #1f2937; line-height: 1.7; font-size: 17px; }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 680px; }
.top { background: #fff; border-bottom: 1px solid #ece7df; padding: 14px 0; position: sticky; top: 0; box-shadow: 0 1px 8px rgba(0,0,0,.05); }
.top .wrap { display: flex; justify-content: space-between; align-items: center; }
.brand { font-weight: 700; font-size: 19px; letter-spacing: -0.3px; }
.cta-small { color: #0f766e; text-decoration: none; font-weight: 600; }
.hero { padding: 64px 20px 40px; text-align: center; }
.hero h1 { font-size: 40px; line-height: 1.15; letter-spacing: -0.5px; margin-bottom: 16px; }
.lede { font-size: 18.5px; color: #4b5563; max-width: 640px; margin: 0 auto 12px; }
.cta { display: inline-block; background: #0f766e; color: #fff; text-decoration: none; padding: 14px 28px; border-radius: 28px; font-weight: 600; font-size: 17px; margin: 10px 6px 0; }
.cta.secondary { background: #fff; color: #0f766e; border: 2px solid #0f766e; }
.cta:focus-visible, .chip:focus-visible, #send:focus-visible, #mic:focus-visible { outline: 3px solid #fcd34d; outline-offset: 2px; }
.onetime { display: inline-block; background: #fef3c7; border: 1px solid #fcd34d; color: #92400e; border-radius: 20px; padding: 10px 18px; font-weight: 700; font-size: 16px; margin: 6px 0; }
section { padding: 36px 0; }
h2 { font-size: 28px; letter-spacing: -0.3px; margin-bottom: 14px; }
h3 { font-size: 19px; margin: 18px 0 4px; }
.sub { color: #4b5563; margin-bottom: 16px; }
.biz { background: #fff; border: 1px solid #ece7df; border-radius: 16px; padding: 18px; margin-bottom: 14px; box-shadow: 0 2px 10px rgba(0,0,0,.05); }
.biz p { color: #4b5563; font-size: 15px; }
#chatbox { background: #fff; border: 1px solid #ece7df; border-radius: 16px; box-shadow: 0 2px 10px rgba(0,0,0,.05); display: flex; flex-direction: column; height: 480px; overflow: hidden; }
#messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 85%; padding: 12px 15px; border-radius: 16px; font-size: 16px; line-height: 1.5; }
.bot { background: #e8f5e9; align-self: flex-start; border-bottom-left-radius: 4px; }
.user { background: #0f766e; color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.lead { background: #fff8e1; border: 1px solid #ffe082; align-self: stretch; max-width: 100%; }
#quick { display: flex; flex-wrap: wrap; gap: 10px; padding: 12px; border-top: 1px solid #eee; }
.chip { border: 1px solid #0f766e; color: #0f766e; background: #fff; border-radius: 22px; padding: 10px 17px; font-size: 15px; cursor: pointer; }
#inputrow { display: flex; align-items: stretch; border-top: 1px solid #eee; }
#input { flex: 1; min-width: 0; border: none; padding: 14px; font-size: 16px; line-height: 1.5; outline: none; }
#send { display: flex; align-items: center; justify-content: center; flex-shrink: 0; border: none; background: #0f766e; color: #fff; padding: 0 24px; font-size: 16px; cursor: pointer; }
#mic { display: flex; align-items: center; justify-content: center; flex-shrink: 0; border: none; border-left: 1px solid #eee; background: #fff; padding: 0 14px; font-size: 20px; cursor: pointer; }
@media (max-width: 480px) {
  #send { padding: 0 16px; }
  #mic { padding: 0 10px; }
}
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin-top: 12px; }
.card { background: #fff; border: 1px solid #ece7df; border-radius: 16px; padding: 22px; box-shadow: 0 2px 10px rgba(0,0,0,.05); }
.card.featured { border: 2px solid #0f766e; }
.price { font-size: 32px; font-weight: 700; margin: 6px 0 10px; color: #0f766e; }
.card ul { padding-left: 18px; margin-bottom: 14px; }
.card li { margin-bottom: 6px; }
.steps li { margin-bottom: 12px; }
.note { background: #fff8e1; border: 1px solid #ffe082; border-radius: 10px; padding: 14px; margin-top: 12px; }
footer { border-top: 1px solid #ece7df; padding: 22px 0; color: #6b7280; font-size: 14px; text-align: center; }
main a:not(.cta) { color: #0f766e; }