:root {
  --md-primary-fg-color: #062b4f;
  --md-accent-fg-color: #0b78bf;
  --pysne-navy: #062b4f;
  --pysne-blue: #0b78bf;
  --pysne-cyan: #20a8d8;
  --pysne-muted: #5d6f86;
  --pysne-border: #dbe7f2;
  --pysne-soft: #f5f9fd;
}

.md-header,
.md-tabs {
  background: rgba(255,255,255,.94);
  color: var(--pysne-navy);
  border-bottom: 1px solid var(--pysne-border);
  backdrop-filter: blur(10px);
}

.md-header__title,
.md-tabs__link,
.md-nav__title,
.md-nav__link {
  color: var(--pysne-navy);
}

.md-tabs__link--active,
.md-tabs__link:hover,
.md-nav__link--active,
.md-nav__link:hover {
  color: var(--pysne-blue);
}

.md-button,
.md-button--primary {
  border-radius: 10px !important;
  font-weight: 700;
}

.md-button--primary {
  background: var(--pysne-navy) !important;
  border-color: var(--pysne-navy) !important;
}

.md-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 25px rgba(6,43,79,.12);
}

.md-main__inner {
  margin-top: 0;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  color: var(--pysne-navy);
  font-weight: 800;
  letter-spacing: -0.025em;
}

.md-typeset a {
  color: var(--pysne-blue);
}

.pysne-hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 3rem;
  align-items: center;
  padding: 3.2rem 0 2rem;
}

.pysne-eyebrow {
  display: inline-flex;
  padding: .28rem .65rem;
  border-radius: 999px;
  background: #e7f4ff;
  color: #075f9d;
  font-weight: 800;
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.pysne-title {
  margin: 1rem 0 .5rem !important;
  font-size: clamp(3rem, 8vw, 5.6rem) !important;
  line-height: .9 !important;
  color: var(--pysne-navy) !important;
}

.pysne-subtitle {
  max-width: 640px;
  font-size: clamp(1.45rem, 3vw, 2.05rem);
  line-height: 1.15;
  font-weight: 800;
  color: var(--pysne-navy);
  margin: 0 0 1rem;
}

.pysne-desc {
  max-width: 590px;
  color: var(--pysne-muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.pysne-actions {
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.pysne-visual-card {
  border: 1px solid var(--pysne-border);
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff, #f7fbff);
  box-shadow: 0 22px 55px rgba(6,43,79,.1);
  padding: 1rem;
}

.pysne-surface-svg {
  width: 100%;
  height: auto;
  display: block;
}

.pysne-card-grid,
.pysne-explore-grid,
.pysne-demo-grid {
  display: grid;
  gap: 1rem;
}

.pysne-card-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.pysne-explore-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 1rem 0 1.5rem; }
.pysne-demo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 1rem; }

.pysne-card,
.pysne-mini-card,
.pysne-demo-card {
  border: 1px solid var(--pysne-border);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(6,43,79,.06);
  transition: .2s ease;
}

.pysne-card:hover,
.pysne-mini-card:hover,
.pysne-demo-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(6,43,79,.1);
}

.pysne-card { padding: 1.25rem; min-height: 150px; }
.pysne-mini-card { padding: 1rem 1.1rem; display: flex; align-items: center; gap: .9rem; }
.pysne-demo-card { overflow: hidden; }
.pysne-demo-card-content { padding: 1rem 1.15rem 1.15rem; }

.pysne-icon {
  display: inline-flex;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  background: #edf7ff;
  color: var(--pysne-blue);
  font-size: 1.3rem;
  font-weight: 900;
}

.pysne-card h3,
.pysne-mini-card h3,
.pysne-demo-card h3 {
  margin: .4rem 0 .35rem !important;
  font-size: 1rem;
}

.pysne-card p,
.pysne-mini-card p,
.pysne-demo-card p {
  color: var(--pysne-muted);
  font-size: .82rem;
  margin: 0;
}

.pysne-section-title {
  text-align: center;
  margin-top: 2rem !important;
}

.pysne-thumb {
  width: 100%;
  height: 165px;
  background: var(--pysne-soft);
  border-bottom: 1px solid var(--pysne-border);
}

.pysne-thumb svg { width: 100%; height: 100%; display: block; }

.video-frame {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 35px rgba(6,43,79,.12);
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 1050px) {
  .pysne-hero { grid-template-columns: 1fr; }
  .pysne-card-grid,
  .pysne-explore-grid,
  .pysne-demo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  .pysne-card-grid,
  .pysne-explore-grid,
  .pysne-demo-grid { grid-template-columns: 1fr; }
  .pysne-title { font-size: 3.4rem !important; }
  .graph-stage svg { min-height: 300px; }
}