:root {
  --ink: #1e1b2a;
  --muted: #4e4865;
  --soft: #6f6680;
  --paper: #f7f5fb;
  --card: #ffffff;
  --accent: #5d3fd3;
  --accent-2: #ff7a45;
  --line: #ded8ee;
  --max: 1180px;
  --radius: 1rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at 85% 8%, #f1e8ff 0, transparent 28rem), radial-gradient(circle at 12% 18%, #fff0e5 0, transparent 24rem), var(--paper);
  font: 16px/1.7 "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--accent); text-underline-offset: 0.16em; }

a:focus-visible, button:focus-visible, details:focus-visible {
  outline: 3px solid #1e1b2a;
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -5rem;
  left: 1rem;
  z-index: 20;
  padding: 0.6rem 1rem;
  background: var(--ink);
  color: #ffffff;
  border-radius: 0.6rem;
  text-decoration: none;
}

.skip-link:focus { top: 1rem; }

.container {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 9;
  backdrop-filter: blur(14px);
  background: rgba(247, 245, 251, 0.92);
  border-bottom: 1px solid var(--line);
}

.header-row {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  gap: 0.3rem;
  text-decoration: none;
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--ink);
}

.brand span { color: var(--accent); }

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
}

nav a:hover { background: var(--card); color: var(--accent); }

.hero {
  padding: 5.6rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 2rem;
  align-items: start;
}

.kicker {
  margin: 0 0 0.6rem;
  color: var(--accent);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  font-weight: 800;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.4rem, 5.2vw, 4.9rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
  color: #181128;
}

p { margin: 0 0 1rem; color: var(--muted); }

.content-note {
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--accent-2);
  background: rgba(255, 255, 255, 0.72);
  border-radius: 0.7rem;
  color: var(--ink);
  font-size: 0.95rem;
}

.hero-card {
  position: sticky;
  top: 88px;
  background: rgba(255,255,255,0.86);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  padding: 1.5rem;
  box-shadow: 0 18px 40px rgba(61,40,120,0.08);
}

.hero-card h2 {
  margin: 0 0 0.85rem;
  font-size: 1.25rem;
  color: #181128;
}

ul, ol { margin: 0 0 1rem; padding-left: 1.3rem; }

li { margin: 0.4rem 0; color: var(--muted); }

.hero-card ul { margin-bottom: 0; }

.demo-slot, .content-block {
  padding: 0 0 4rem;
}

h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.7rem, 3.1vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: #181128;
}

h3 {
  margin: 1.35rem 0 0.45rem;
  font-size: 1.1rem;
  line-height: 1.28;
  color: #21153f;
}

.content-block { border-top: 1px solid rgba(222,216,238,0.7); }

.widget-placeholder {
  background: var(--card);
  border: 1px dashed var(--accent);
  border-radius: 1.1rem;
  padding: 1.4rem;
  margin: 1.2rem 0;
  overflow: auto;
}

.widget-placeholder p { color: var(--ink); margin-bottom: 0.85rem; }

.widget-code {
  margin: 0;
  padding: 0.9rem;
  overflow: auto;
  border-radius: 0.7rem;
  background: #181128;
  color: #e7e1ff;
  font-size: 0.82rem;
  line-height: 1.5;
}

.small-note {
  font-size: 0.88rem;
  color: var(--soft);
  background: rgba(255,255,255,0.5);
  border-radius: 0.7rem;
  padding: 0.85rem 1rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.gallery-item {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(61,40,120,0.06);
}

.gallery-item img {
  width: 100%;
  height: auto;
  aspect-ratio: 624 / 1100;
  object-fit: cover;
  display: block;
  background: #ddd;
}

figcaption {
  padding: 0.85rem 1rem;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--soft);
  background: #faf9fd;
}

.sources-list {
  margin: 0;
  padding-left: 1.15rem;
}

.sources-list li { margin: 0.35rem 0; }

.site-footer {
  margin-top: 1rem;
  padding: 3rem 0 4.5rem;
  background: linear-gradient(180deg, #251745, #150d29);
  color: #dcd5eb;
}

.footer-row {
  display: grid;
  gap: 0.8rem;
}

.site-footer p { color: #d6cee8; margin: 0.3rem 0; }

.site-footer a { color: #ffd7b3; font-weight: 800; }

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { position: static; max-width: 100%; }
  .header-row { min-height: 64px; flex-direction: column; align-items: flex-start; padding: 0.8rem 0; }
  nav { gap: 0.35rem 0.65rem; }
}

@media (max-width: 760px) {
  .container { width: min(100%, calc(100% - 28px)); }
  .gallery { grid-template-columns: 1fr; }
  .hero { padding-top: 3rem; }
  nav a { padding: 0.3rem 0.48rem; font-size: 0.82rem; }
  h1 { font-size: clamp(2.1rem, 9vw, 3.4rem); }
}