.block-hero {
  padding-block: var(--space-20) var(--space-16);
  background: var(--gradient-hero);
  color: var(--color-text);
  text-align: left;
  margin-bottom: var(--space-4);
  position: relative;
  overflow: hidden;
}
.block-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--gradient-hero-mesh);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 20% 20%, rgba(0, 0, 0, 1) 0%, transparent 60%);
  opacity: 0.6;
  pointer-events: none;
}
.block-hero.has-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(7, 11, 20, 0.94) 0%, rgba(7, 11, 20, 0.88) 32%, rgba(7, 11, 20, 0.5) 55%, rgba(7, 11, 20, 0.15) 75%, rgba(7, 11, 20, 0) 92%);
  pointer-events: none;
}
.block-hero .container { position: relative; z-index: 1; max-width: min(620px, 100%); margin: 0; }
.block-hero h1 { margin-bottom: var(--space-4); }
.block-hero h1 .accent { color: var(--color-primary); }
.block-hero p { font-size: 1.15rem; color: var(--color-text-muted); max-width: 52ch; }
.block-hero .actions { display: flex; gap: var(--space-3); margin-top: var(--space-8); flex-wrap: wrap; }
.block-hero .button {
  display: inline-block;
  padding: var(--space-3) var(--space-8);
  background: var(--gradient-button);
  color: #04121f;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  box-shadow: var(--shadow-md);
}
.block-hero .button:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); color: #04121f; }
.block-hero .button.secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
  box-shadow: none;
  backdrop-filter: blur(10px);
}
.block-hero .button.secondary:hover { background: var(--color-surface-elevated); color: #ffffff; }

.block-page-header { padding-block: var(--space-12) var(--space-4); }
.block-page-header h1 { margin-block: 0 var(--space-3); }
.block-page-header p { color: var(--color-text-muted); font-size: 1.15rem; max-width: 60ch; }

.block-rich-text { max-width: 72ch; }

.block-item-grid { padding-block: var(--space-8); }
.block-item-grid h2 { text-align: left; }
.block-item-grid .intro { color: var(--color-text-muted); max-width: 60ch; }
.block-item-grid .grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-8);
}
.block-item-grid .card {
  flex: 0 1 100%;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
@media (min-width: 540px) { .block-item-grid .card { flex-basis: calc((100% - var(--space-6)) / 2); } }
@media (min-width: 900px) { .block-item-grid .card { flex-basis: calc((100% - (2 * var(--space-6))) / 3); } }
.block-item-grid .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(56, 189, 248, 0.4); background: var(--color-surface-elevated); }
.block-item-grid .card .icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 14px;
  font-size: 1.6rem;
  margin-bottom: var(--space-2);
}
.block-item-grid .card .number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}
.block-item-grid .card h3 { margin: 0; }
.block-item-grid .card .body { color: var(--color-text-muted); }
.block-item-grid .card ul { list-style: disc; padding-left: 1.25rem; color: var(--color-text-muted); font-size: 0.9rem; }
.block-item-grid .card a {
  margin-top: auto;
  font-weight: 600;
  text-decoration: none;
  color: var(--color-primary);
}
.block-item-grid .card a:hover { color: var(--color-secondary); }
.block-item-grid .card a::after { content: " →"; }

.block-image-text {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  padding-block: var(--space-8);
}
@media (min-width: 768px) { .block-image-text { grid-template-columns: 1fr 1fr; gap: var(--space-12); } }
.block-image-text .text:only-child { grid-column: 1 / -1; }
.block-image-text.position-right > .image { order: 2; }
.block-image-text.position-left > .image { order: -1; }
.block-image-text .image {
  aspect-ratio: 4 / 3;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.block-image-text .image img { width: 100%; height: 100%; object-fit: cover; }
.block-image-text .text ul { list-style: none; padding-left: 0; margin-block: var(--space-4); display: grid; gap: var(--space-2); }
.block-image-text .text ul li { position: relative; padding-left: 1.6rem; color: var(--color-text-muted); }
.block-image-text .text ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-secondary);
}

.block-callout {
  padding: var(--space-12) var(--space-8);
  border-radius: var(--radius);
  background: var(--gradient-callout);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  text-align: center;
  margin-block: var(--space-8);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
  position: relative;
  overflow: hidden;
}
.block-callout::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 15%, rgba(255, 255, 255, 0.12) 0%, transparent 42%);
  pointer-events: none;
}
.block-callout h2 { color: #ffffff; margin: 0; position: relative; z-index: 1; }
.block-callout p { color: rgba(255, 255, 255, 0.85); margin: 0 auto; max-width: 56ch; position: relative; z-index: 1; }
.block-callout.style-warning { background: linear-gradient(135deg, rgba(248, 113, 113, 0.3) 0%, rgba(185, 28, 28, 0.3) 100%); border-color: rgba(248, 113, 113, 0.35); }
.block-callout a {
  align-self: center;
  padding: var(--space-3) var(--space-8);
  background: #ffffff;
  color: #04121f;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  position: relative;
  z-index: 1;
  margin-top: var(--space-3);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.block-callout a:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.block-file-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  margin-block: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.block-file-link:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.block-file-link .file-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.block-file-link .file-icon img { width: 100%; height: 100%; object-fit: cover; }

.block-nav-list {
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(14px);
}
.block-nav-list h2, .block-nav-list h3 {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}
.block-nav-list ul { display: grid; gap: var(--space-1); }
.block-nav-list ul ul { padding-left: var(--space-4); margin-top: var(--space-1); }
.block-nav-list .submenu-toggle { display: none; }
.block-nav-list a, .block-nav-list span {
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  display: block;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.95rem;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.block-nav-list a:hover { background: var(--color-surface-elevated); color: var(--color-primary); }
.block-nav-list .active > a, .block-nav-list .active > span {
  color: #04121f;
  background: var(--gradient-button);
  font-weight: 600;
}

.block-form {
  display: grid;
  gap: var(--space-4);
  max-width: 560px;
  margin-inline: auto;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
}
.block-form h2 { margin: 0; }
.block-form label { display: grid; gap: var(--space-1); font-weight: 600; font-size: 0.95rem; margin-bottom: var(--space-3); color: var(--color-text); }
.block-form .req { color: var(--color-danger); }
.block-form input, .block-form textarea {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
  width: 100%;
  font-size: 1rem;
  font-family: var(--font-sans);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.block-form input::placeholder, .block-form textarea::placeholder { color: var(--color-text-muted); opacity: 0.7; }
.block-form input:focus, .block-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}
.block-form textarea { min-height: 8rem; resize: vertical; }
.block-form button {
  padding: var(--space-3) var(--space-8);
  background: var(--gradient-button);
  color: #04121f;
  border: none;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  justify-self: start;
  margin-top: var(--space-4);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.block-form button:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }