/* ===== SKILLS PAGE ===== */

/* Intro card */
.skills-intro-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 32px;
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 0;
}

.skills-intro-icon {
  font-size: 2.4rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.skills-intro-body {
  flex: 1;
}

.skills-intro-text {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.skills-intro-text strong {
  color: var(--text);
  font-weight: 600;
}

.skills-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.skills-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.skills-stat-num {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.skills-stat-label {
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Filter bar */
.skills-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 32px 0 0;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--surface);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: transparent;
  color: #fff;
}

.filter-btn.active:hover {
  opacity: 0.9;
  color: #fff;
}

.filter-count {
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.2);
  padding: 1px 7px;
  border-radius: 999px;
}

.filter-btn:not(.active) .filter-count {
  background: var(--bg);
  color: var(--muted);
}

/* Skill card */
.skill-card {
  cursor: default;
  opacity: 1;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.skill-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover), 0 0 30px rgba(6, 182, 212, 0.12);
  border-color: var(--accent);
}

/* Skill badge */
.badge-skill {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: linear-gradient(135deg, #06b6d4, #0891b2);
  color: #fff;
  border-radius: 999px;
  padding: 3px 10px;
  align-self: flex-start;
  margin-top: 4px;
}

/* Skill slug */
.skill-slug {
  display: inline-block;
  font-size: 0.72rem;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 8px;
  margin-top: 2px;
  align-self: flex-start;
  letter-spacing: 0.02em;
  transition: color var(--transition), border-color var(--transition);
}

.skill-card:hover .skill-slug {
  color: var(--accent);
  border-color: var(--accent);
}

/* Download button */
.btn-download-skill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 4px 12px;
  margin-top: 4px;
  align-self: flex-start;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  font-family: inherit;
  line-height: 1.4;
}

.btn-download-skill:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-1px);
}

/* How-to card */
.howto-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
}

.howto-steps {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.howto-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.howto-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.howto-step-body {
  flex: 1;
}

.howto-step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.howto-step-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 12px;
}

.howto-step-desc:last-child {
  margin-bottom: 0;
}

.howto-step-desc--example {
  margin-top: 12px;
  margin-bottom: 8px;
}

.howto-step-desc code {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.85em;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--primary-dark);
}

[data-theme="dark"] .howto-step-desc code {
  background: rgba(255,255,255,0.06);
  color: #93c5fd;
}

.howto-code-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 8px;
}

.howto-code-block pre {
  margin: 0;
}

.howto-code-block pre code {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.82rem;
  background: none;
  border: none;
  padding: 0;
  color: var(--primary);
  display: block;
  white-space: pre;
}

[data-theme="dark"] .howto-code-block pre code {
  color: #93c5fd;
  background: none;
}

.howto-code-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.howto-code-label--alt {
  margin-top: 14px;
}

.howto-invoke-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 12px;
}

.howto-invoke-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.howto-invoke-icon {
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
}

.howto-invoke-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.howto-invoke-cmd {
  display: block;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.78rem;
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  margin-bottom: 8px;
  word-break: break-all;
}

.howto-invoke-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

/* Empty state */
.skills-empty {
  text-align: center;
  padding: 64px 24px;
  color: var(--muted);
}

.skills-empty-icon {
  display: block;
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.skills-empty p {
  font-size: 1rem;
}

/* Dark mode: slug bg */
[data-theme="dark"] .skill-slug {
  background: rgba(255, 255, 255, 0.04);
}

/* Category block hidden state */
[data-category-block][hidden] {
  display: none;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .skills-intro-card {
    flex-direction: column;
    gap: 16px;
    padding: 24px 20px;
  }

  .skills-stats {
    gap: 20px;
  }

  .skills-filter {
    gap: 6px;
  }

  .filter-btn {
    font-size: 0.78rem;
    padding: 7px 12px;
  }

  .howto-card {
    padding: 24px 18px;
  }

  .howto-step {
    gap: 14px;
  }

  .howto-invoke-grid {
    grid-template-columns: 1fr;
  }

  .howto-invoke-item {
    padding: 14px 12px;
  }
}