/* ── BANNER ── */
.banner {
  margin-top: 60px;
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--surface);
}

.banner-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)),
    url('https://images.unsplash.com/photo-1503951914875-452162b0f3f1?w=1200&q=80') center/cover no-repeat;
}

.banner-content {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem 2.5rem;
  gap: 1.2rem;
}

.banner-logo img {
  height: 60px;
  border-radius: 12px;
  border: 2px solid rgba(255,255,255,0.2);
}

.banner-text h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.banner-meta {
  display: flex;
  gap: 1rem;
  margin-top: 4px;
}

.banner-meta span {
  font-size: 0.8rem;
  color: var(--muted);
}

/* ── TABS ── */
.tabs {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: center;
  gap: 0;
  padding: 0 2.5rem;
  position: sticky;
  top: 60px;
  z-index: 100;
}

.site-main-content-buttons {
  display: flex;
  gap: 2.5rem;
}

.site-main-content-buttons button {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: none;
  border: none;
  color: var(--muted);
  padding: 1rem 0;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.site-main-content-buttons button:hover {
  color: var(--white);
}

.site-main-content-buttons button.site-main-content-button-chosen {
  color: var(--white);
  border-bottom-color: var(--blue);
}

/* ── PAGE ── */
.page {
  padding-top: 60px;
  min-height: 100vh;
}

/* ── LAYOUT ── */
.page-body {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 0;
  max-width: 1100px;
  margin: 2rem auto;
  padding: 0 1.5rem 4rem;
  align-items: start;
}

@media (max-width: 768px) {
  .page-body {
    grid-template-columns: 1fr;
    padding: 0 1rem 5rem;
  }
  .sidebar {
    padding-left: 0;
    margin-top: 1.5rem;
  }
  .tabs {
    padding: 0 1rem;
  }
  .banner-content {
    padding: 1rem 1.2rem;
  }
}