:root {
  --bg: #efede6;
  --paper: #f7f4ed;
  --paper-strong: #f2ede4;
  --panel: #f6f1e7;
  --panel-alt: #dfddd5;
  --ink: #181714;
  --muted: #6e6a61;
  --line: rgba(24, 23, 20, 0.12);
  --shadow: 0 24px 60px rgba(28, 28, 25, 0.08);
  --max-width: 1240px;
  --radius-xl: 30px;
  --radius-lg: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(90deg, #efe9d4 0%, #f3efe7 34%, #e8eaec 100%);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.page-frame {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 0 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
}

.brand-mark {
  width: 66px;
  height: 66px;
  flex: 0 0 auto;
}

.brand-wordmark {
  width: 190px;
  height: auto;
  flex: 0 0 auto;
}

.topnav {
  display: inline-flex;
  gap: 24px;
}

.topnav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.98rem;
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--ink);
}

.stack {
  display: grid;
  gap: 18px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.panel-about {
  display: grid;
  grid-template-columns: minmax(320px, 380px) minmax(0, 1.25fr);
  gap: 34px;
  align-items: start;
  padding: 38px;
  background: rgba(246, 241, 231, 0.94);
}

.about-media {
  padding: 14px;
  border-radius: calc(var(--radius-xl) - 6px);
  background: rgba(255, 255, 255, 0.38);
  border: 1px solid rgba(24, 23, 20, 0.08);
}

.portrait {
  width: 100%;
  aspect-ratio: 1 / 1.08;
  object-fit: cover;
  object-position: center 24%;
  border-radius: 20px;
}

.about-copy {
  padding-top: 8px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

h1,
h2,
.contact-card strong {
  margin: 0;
}

h1,
h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  line-height: 0.98;
}

h1 {
  max-width: 10.6ch;
  font-size: clamp(3rem, 7vw, 5.9rem);
}

h2 {
  max-width: 18ch;
  font-size: clamp(2rem, 4vw, 3.1rem);
}

.intro,
.text-flow p,
.contact-copy p,
.contact-card span:last-child span {
  font-size: 1.05rem;
  line-height: 1.72;
}

.intro {
  max-width: 58ch;
  margin: 22px 0 0;
  color: #2b2823;
}

.text-flow {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.text-flow p,
.contact-copy p {
  margin: 0;
  color: #2d2a25;
}

.panel-contact {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  align-items: start;
  padding: 34px 38px;
  background: rgba(223, 221, 213, 0.92);
}

.contact-copy {
  padding-top: 8px;
}

.contact-list {
  display: grid;
  gap: 14px;
}

.contact-card {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: center;
  padding: 18px 20px;
  border: 1px solid rgba(24, 23, 20, 0.1);
  border-radius: var(--radius-lg);
  background: rgba(247, 244, 237, 0.76);
  text-decoration: none;
}

.contact-card:hover,
.contact-card:focus-visible {
  background: rgba(247, 244, 237, 0.96);
}

.contact-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: rgba(24, 23, 20, 0.06);
}

.contact-icon svg {
  width: 24px;
  height: 24px;
}

.contact-card span:last-child {
  display: grid;
  gap: 2px;
}

.contact-card strong {
  font-size: 1rem;
}

.contact-card span:last-child span {
  color: var(--muted);
  font-size: 0.98rem;
}

.demo-body {
  min-height: 100vh;
}

.demo-shell {
  width: min(calc(100% - 32px), 920px);
  margin: 0 auto;
  padding: 28px 0 44px;
}

.demo-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.demo-home {
  color: var(--muted);
  text-decoration: none;
}

.demo-card {
  margin-top: 28px;
  padding: clamp(28px, 5vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  background: rgba(246, 241, 231, 0.92);
}

.demo-copy {
  display: grid;
  gap: 16px;
}

.demo-copy p {
  margin: 0;
  line-height: 1.7;
}

.demo-callout {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(24, 23, 20, 0.08);
}

.demo-callout strong {
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 980px) {
  .panel-about,
  .panel-contact {
    grid-template-columns: 1fr;
  }

  .about-media {
    max-width: 400px;
  }

  h1 {
    max-width: 12ch;
  }
}

@media (max-width: 640px) {
  .page-frame,
  .demo-shell {
    width: min(calc(100% - 20px), var(--max-width));
  }

  .topbar,
  .topnav {
    gap: 14px;
  }

  .brand-mark {
    width: 60px;
    height: 60px;
  }

  .brand-wordmark {
    width: 168px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel-about,
  .panel-contact,
  .demo-card {
    padding: 22px;
  }

  .contact-card {
    grid-template-columns: 46px 1fr;
    padding: 16px;
  }

  .contact-icon {
    width: 46px;
    height: 46px;
  }
}