:root {
  color-scheme: light;
  --bg: #0e1118;
  --panel: rgba(20, 25, 36, 0.9);
  --panel-soft: rgba(255, 255, 255, 0.05);
  --text: #eef4ff;
  --muted: #b7c3d6;
  --line: rgba(255, 255, 255, 0.1);
  --accent: #7dd3fc;
  --accent-2: #60a5fa;
  --glow: rgba(96, 165, 250, 0.22);
  --hero-max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.26), transparent 28%),
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.18), transparent 24%),
    linear-gradient(180deg, #0c1017 0%, #0f1520 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.shell {
  max-width: var(--hero-max);
  margin: 0 auto;
  padding: 24px 18px 80px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  margin-bottom: 22px;
  padding-top: 6px;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(14, 17, 24, 0.78);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.22);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, #38bdf8, #2563eb);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.12);
}

.brand-copy {
  min-width: 0;
}

.brand-copy strong {
  display: block;
  font-size: 1rem;
}

.brand-copy span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

.menu {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.menu a {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
}

.menu a:hover {
  color: var(--text);
  border-color: rgba(125, 211, 252, 0.45);
}

.hero {
  display: grid;
  gap: 24px;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: stretch;
}

.hero-card,
.panel,
.app-card,
.feature-card,
.mini-card {
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
}

.hero-copy {
  padding: 32px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.28);
  color: var(--accent);
  background: rgba(125, 211, 252, 0.08);
  font-size: 0.9rem;
}

.hero-copy h1 {
  margin: 18px 0 14px;
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  line-height: 1.03;
}

.hero-copy p {
  margin: 0;
  max-width: 690px;
  color: var(--muted);
  font-size: 1.06rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button,
.button-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
}

.button {
  color: #08111d;
  background: linear-gradient(135deg, #7dd3fc, #60a5fa);
}

.button-soft {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.hero-visual {
  padding: 22px;
}

.hero-visual-card {
  height: 100%;
  border-radius: 24px;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.2), transparent 30%),
    radial-gradient(circle at bottom left, rgba(96, 165, 250, 0.18), transparent 32%),
    linear-gradient(180deg, rgba(11, 16, 25, 0.94), rgba(13, 19, 30, 0.98));
  border: 1px solid rgba(125, 211, 252, 0.18);
  padding: 22px;
}

.hero-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-card {
  padding: 16px;
  border-radius: 22px;
  background: rgba(255,255,255,0.04);
}

.mini-card strong {
  display: block;
  margin-bottom: 6px;
}

.mini-card span {
  color: var(--muted);
  font-size: 0.94rem;
}

.section {
  margin-top: 34px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.3rem);
}

.section-head p {
  margin: 0;
  max-width: 520px;
  color: var(--muted);
}

.app-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.app-card {
  overflow: hidden;
}

.app-art {
  min-height: 180px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0)),
    linear-gradient(135deg, rgba(125, 211, 252, 0.12), rgba(96, 165, 250, 0.08));
  display: grid;
  place-items: center;
  padding: 20px;
}

.app-art img {
  max-height: 132px;
  width: auto;
  filter: drop-shadow(0 18px 30px rgba(0,0,0,0.18));
}

.mono-badge {
  width: 108px;
  height: 108px;
  border-radius: 28px;
  display: grid;
  place-items: center;
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #16a34a, #0f766e);
}

.app-body {
  padding: 22px;
}

.app-body h3 {
  margin: 0 0 10px;
  font-size: 1.35rem;
}

.app-body p {
  margin: 0 0 18px;
  color: var(--muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.tag {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.link-chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255,255,255,0.03);
}

.link-chip.primary {
  color: #08111d;
  border-color: transparent;
  background: linear-gradient(135deg, #7dd3fc, #60a5fa);
}

.feature-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card {
  padding: 22px;
}

.feature-card h3,
.panel h3 {
  margin: 0 0 10px;
}

.feature-card p,
.panel p {
  margin: 0;
  color: var(--muted);
}

.panel {
  padding: 24px;
}

.site-footer {
  margin-top: 34px;
  padding: 22px 24px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.page-hero {
  display: grid;
  gap: 24px;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: stretch;
}

.page-visual {
  padding: 24px;
}

.page-visual-frame {
  height: 100%;
  border-radius: 26px;
  border: 1px solid rgba(125, 211, 252, 0.18);
  background:
    radial-gradient(circle at center, rgba(125, 211, 252, 0.14), transparent 46%),
    rgba(255,255,255,0.03);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.page-copy {
  padding: 32px;
}

.page-copy h1 {
  margin: 16px 0 12px;
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  line-height: 1.04;
}

.page-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.stats {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
}

.stat {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
}

.stat strong {
  display: block;
  font-size: 1rem;
}

.stat span {
  color: var(--muted);
  font-size: 0.9rem;
}

.content-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1.2fr 0.8fr;
  margin-top: 32px;
}

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

.bullet-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.bullet-list li + li {
  margin-top: 8px;
}

@media (max-width: 960px) {
  .hero,
  .page-hero,
  .content-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .topbar-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .menu {
    width: 100%;
  }

  .hero-copy,
  .page-copy,
  .hero-visual,
  .page-visual,
  .feature-card,
  .panel,
  .app-body {
    padding: 20px;
  }
}