:root {
  --stone: #E9EDEE;
  --petrol: #183E43;
  --coral: #F08365;
  --white: #FFFFFF;
  --muted: #607578;
  --steel: #CBD5D7;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--stone);
  color: var(--petrol);
  font-family: Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.page { width: min(100% - 96px, 1240px); margin-inline: auto; }
.header {
  min-height: 106px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; font-size: 17px; font-weight: 700; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 38px;
  border: 2px solid var(--petrol);
  border-radius: 12px 12px 4px 4px;
  font: 700 28px/1 "Trebuchet MS", sans-serif;
}
.location { color: var(--muted); font-size: 14px; }
.demo-notice {
  margin: 0;
  border-top: 1px solid var(--steel);
  padding-top: 16px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}
.intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 370px);
  align-items: end;
  gap: 40px;
  padding: 52px 0 48px;
}
h1 { margin: 0; font-family: "Trebuchet MS", sans-serif; font-weight: 700; }
.name { display: block; font-size: clamp(76px, 10vw, 144px); letter-spacing: -.075em; line-height: .9; }
.trade { display: block; margin-top: 12px; font-size: clamp(32px, 3.5vw, 48px); letter-spacing: -.05em; line-height: 1.1; }
.contact { padding-bottom: 2px; }
.contact-label { margin: 0 0 12px; font-size: 13px; color: var(--muted); }
.phone { margin: 0 0 24px; font-size: clamp(25px, 2.5vw, 33px); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.actions { display: flex; gap: 10px; }
.actions a {
  min-height: 54px;
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--petrol);
  border-radius: 8px;
  padding: 15px 17px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  transition: background-color .16s ease, color .16s ease;
}
.actions .call { background: var(--petrol); color: var(--white); }
.actions .message { background: transparent; }
.actions .call:hover { background: var(--white); color: var(--petrol); }
.actions .message:hover { background: var(--petrol); color: var(--white); }
a:focus-visible { outline: 3px solid var(--petrol); outline-offset: 5px; }
.key-stage {
  position: relative;
  min-width: 0;
  background: var(--white);
  border-radius: 32px 32px 8px 8px;
  padding: 12px 20px 38px;
}
.key-art { display: block; width: 100%; height: auto; }
.guide { fill: none; stroke: var(--steel); stroke-width: 1; }
.key-shadow { fill: var(--steel); }
.key-body { fill: var(--petrol); }
.key-accent { fill: var(--coral); }
.key-highlight { fill: none; stroke: var(--muted); stroke-width: 3; }
.cut-line { fill: none; stroke: var(--petrol); stroke-width: 2; }
.art-word {
  position: absolute;
  right: 5%;
  bottom: 22px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .3em;
  font-weight: 700;
}
.footer { display: flex; justify-content: space-between; gap: 24px; padding: 28px 0 35px; color: var(--muted); font-size: 13px; }
.footer a { color: var(--petrol); text-decoration: none; }
.footer a:hover { text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 800px) {
  .page { width: calc(100% - 48px); }
  .header { min-height: 84px; }
  .intro { grid-template-columns: minmax(0, 1fr); gap: 28px; padding: 32px 0; }
  h1 { display: flex; align-items: baseline; flex-wrap: wrap; gap: 16px; }
  .name { font-size: clamp(76px, 16vw, 120px); }
  .trade { margin: 0; font-size: 36px; }
  .contact { max-width: 440px; }
  .phone { margin-bottom: 16px; }
  .contact-label { margin-bottom: 8px; }
  .key-stage { padding: 12px 0 24px; border-radius: 24px 24px 6px 6px; }
  .art-word { bottom: 14px; font-size: 9px; }
}
@media (max-width: 440px) {
  .page { width: calc(100% - 36px); }
  .header { min-height: 72px; gap: 10px; }
  .brand { font-size: 14px; gap: 8px; }
  .brand-mark { width: 25px; height: 30px; font-size: 23px; border-radius: 9px 9px 3px 3px; }
  .location { max-width: 88px; font-size: 12px; line-height: 1.45; text-align: right; }
  .demo-notice { padding-top: 12px; font-size: 12px; }
  .intro { gap: 24px; padding: 28px 0; }
  h1 { display: block; }
  .name { font-size: 84px; }
  .trade { margin-top: 9px; font-size: 32px; }
  .phone { font-size: 27px; }
  .actions { gap: 8px; }
  .actions a { min-height: 50px; padding: 13px 11px; gap: 6px; font-size: 13px; }
  .footer { font-size: 12px; gap: 12px; padding-top: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}