/* RMO Art - colourful static GitHub Pages website */

:root {
  --ink: #1f1726;
  --muted: #695e70;
  --paper: #fffaf2;
  --panel: #ffffff;
  --accent: #ec5b7b;
  --accent-2: #ffb84d;
  --accent-3: #3db6a3;
  --accent-4: #7c5cff;
  --line: rgba(31, 23, 38, 0.14);
  --shadow: 0 18px 45px rgba(31, 23, 38, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 184, 77, 0.28), transparent 30rem),
    radial-gradient(circle at 85% 15%, rgba(124, 92, 255, 0.18), transparent 24rem),
    radial-gradient(circle at 30% 85%, rgba(61, 182, 163, 0.18), transparent 24rem),
    var(--paper);
  line-height: 1.6;
}

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 250, 242, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  text-decoration: none;
  font-weight: 900;
  letter-spacing: -0.04em;
  font-size: 1.45rem;
}

.brand span {
  background: linear-gradient(135deg, var(--accent), var(--accent-4), var(--accent-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 750;
  padding: 9px 12px;
  border-radius: 999px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
  background: rgba(236, 91, 123, 0.12);
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 86px 22px 56px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 44px;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  width: fit-content;
  margin-bottom: 18px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-weight: 800;
  font-size: 0.9rem;
}

h1, h2, h3 {
  line-height: 1.06;
  margin: 0 0 18px;
  letter-spacing: -0.045em;
}

h1 {
  font-size: clamp(3rem, 7vw, 6.8rem);
}

h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

h3 {
  font-size: 1.35rem;
}

.lede {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--muted);
  max-width: 60ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-decoration: none;
  font-weight: 900;
  box-shadow: 0 8px 24px rgba(31, 23, 38, 0.08);
}

.button.primary {
  color: white;
  border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-4));
}

.button.secondary {
  color: var(--ink);
}

.hero-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  transform: rotate(-1deg);
}

.hero-card {
  overflow: hidden;
  min-height: 230px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 8px solid rgba(255,255,255,0.9);
  background: var(--panel);
}

.hero-card:first-child {
  grid-row: span 2;
  min-height: 480px;
}

.placeholder-art {
  height: 100%;
  min-height: 230px;
  background:
    radial-gradient(circle at 24% 20%, rgba(255,255,255,0.85) 0 8%, transparent 9%),
    radial-gradient(circle at 70% 30%, rgba(255,255,255,0.72) 0 11%, transparent 12%),
    radial-gradient(circle at 50% 75%, rgba(255,255,255,0.54) 0 10%, transparent 11%),
    linear-gradient(135deg, var(--c1), var(--c2), var(--c3));
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 58px 22px;
}

.section-head {
  max-width: 760px;
  margin-bottom: 30px;
}

.grid {
  display: grid;
  gap: 22px;
}

.grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.grid.two {
  grid-template-columns: repeat(2, 1fr);
}

.panel,
.art-card,
.info-card {
  background: rgba(255,255,255,0.78);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel {
  padding: 30px;
}

.info-card {
  padding: 26px;
}

.art-card {
  overflow: hidden;
}

.art-image {
  aspect-ratio: 4 / 3;
}

.art-body {
  padding: 22px;
}

.meta {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.95rem;
}

.price {
  font-size: 1.3rem;
  font-weight: 950;
  margin: 16px 0;
}

.category {
  margin-top: 56px;
  padding-top: 14px;
}

.category:first-of-type {
  margin-top: 0;
}

.category-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
  margin-bottom: 22px;
}

.badge {
  display: inline-flex;
  width: fit-content;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(61, 182, 163, 0.12);
  color: #216d62;
  font-weight: 850;
  font-size: 0.86rem;
}

.socials {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.socials a {
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 13px;
  background: rgba(255,255,255,0.75);
  font-weight: 800;
}

.footer {
  margin-top: 48px;
  padding: 36px 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.notice {
  padding: 18px;
  border-left: 5px solid var(--accent);
  background: rgba(255,255,255,0.78);
  border-radius: 18px;
}

@media (max-width: 850px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  .hero-stack {
    transform: none;
  }

  .grid.three,
  .grid.two {
    grid-template-columns: 1fr;
  }

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

  .hero-card:first-child {
    min-height: 310px;
  }
}

@media (max-width: 520px) {
  .hero-stack {
    grid-template-columns: 1fr;
  }

  .hero-card:first-child {
    grid-row: auto;
  }

  .category-title {
    align-items: flex-start;
    flex-direction: column;
  }
  .hero-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
}