:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; color: #e9e7df; background: #11110f; }
* { box-sizing: border-box; }
html { min-height: 100%; }
body { min-height: 100dvh; margin: 0; padding: clamp(18px, 4vw, 56px); display: grid; place-items: center; background: radial-gradient(circle at 16% 10%, #3b382f 0, transparent 38%), linear-gradient(145deg, #1b1b18, #0d0d0c); }
main { width: min(1180px, 100%); height: min(760px, calc(100dvh - clamp(36px, 8vw, 112px))); min-height: 520px; display: grid; grid-template-rows: minmax(0, 1fr) auto; overflow: hidden; border: 1px solid #ffffff18; border-radius: 24px; background: #1d1d1a; box-shadow: 0 28px 90px #0009, 0 3px 14px #0008; }
.viewer { position: relative; min-width: 0; min-height: 0; overflow: hidden; background: #242421; }
canvas { position: absolute; inset: 0; display: block; width: 100%; height: 100%; }
output { position: absolute; left: 22px; bottom: 22px; max-width: calc(100% - 44px); padding: 8px 12px; overflow: hidden; border: 1px solid #ffffff25; border-radius: 99px; background: #111c; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
aside { min-width: 0; padding: 26px 32px 28px; display: grid; grid-template-columns: minmax(230px, 300px) minmax(0, 1fr) auto; gap: 0 34px; align-items: center; background: #1d1d1a; box-shadow: 0 -12px 40px #0008; }
.intro p { margin: 6px 0 0; font-size: 13px; }
.controls { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px 22px; }
.controls label { margin: 6px 0; }
.eyebrow { color: #d4a85c; text-transform: uppercase; letter-spacing: .14em; font-size: 11px; font-weight: 750; }
h1 { font: 500 31px/1.05 Georgia, serif; margin: 7px 0 0; }
p { color: #aaa79d; line-height: 1.55; }
label { display: grid; gap: 7px; margin: 17px 0; color: #ccc8bd; font-size: 13px; }
input[type=text], select { width: 100%; border: 1px solid #ffffff25; border-radius: 7px; color: white; background: #292925; padding: 9px 11px; font: inherit; }
input#text { font: 20px Georgia, serif; }
input[type=range] { width: 100%; accent-color: #d4a85c; }
dl { border-top: 1px solid #ffffff18; padding-top: 15px; }
dl div { display: flex; justify-content: space-between; margin: 8px 0; }
dt { color: #8d8a82; }
dd { margin: 0; }
.price { display: grid; justify-items: end; gap: 4px; align-content: center; padding-left: 30px; border-left: 1px solid #ffffff25; white-space: nowrap; }
.price strong { font: 500 29px Georgia, serif; color: #e4bd78; }
button { margin-top: 24px; width: 100%; padding: 11px; border: 1px solid #ffffff2e; border-radius: 7px; color: #ddd; background: transparent; cursor: pointer; }
@media (max-width: 760px) {
  body { min-height: 100dvh; padding: 14px; place-items: start center; }
  main { height: auto; min-height: 0; grid-template-rows: auto auto; border-radius: 18px; }
  .viewer { height: clamp(300px, 52dvh, 460px); }
  aside { padding: 28px 22px 32px; display: block; overflow: visible; box-shadow: 0 -12px 40px #0008; }
  .controls { grid-template-columns: 1fr; gap: 0; }
  .controls label { margin: 17px 0; }
  .price { display: flex; justify-content: space-between; align-items: baseline; margin-top: 22px; padding: 18px 0 0; border-left: none; border-top: 1px solid #ffffff25; }
  h1 { font-size: 32px; }
}
@media (max-width: 420px) {
  body { padding: 10px; }
  main { border-radius: 15px; }
  .viewer { height: clamp(270px, 44dvh, 350px); }
  output { left: 14px; bottom: 14px; max-width: calc(100% - 28px); }
}
@media (min-width: 761px) and (max-height: 650px) {
  body { padding: 16px; }
  main { height: calc(100dvh - 32px); min-height: 0; }
  aside { padding-top: 18px; padding-bottom: 20px; }
  .intro p { display: none; }
}