* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg-secondary) 88%, var(--bg-primary) 12%) 0%, var(--bg-primary) 100%);
  color: var(--text-primary);
}

.guides {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(2.6rem, 6vw, 4rem) clamp(1.4rem, 6vw, 3.2rem) clamp(3.2rem, 7vw, 4.8rem);
  display: grid;
  gap: clamp(2.4rem, 5vw, 3.6rem);
}

.guides-hero {
  background: color-mix(in srgb, var(--bg-primary) 96%, transparent);
  border-radius: 32px;
  border: 1px solid color-mix(in srgb, var(--text-dark) 12%, transparent);
  box-shadow: 0 34px 56px color-mix(in srgb, var(--shadow-primary) 45%, transparent);
  padding: clamp(2.4rem, 6vw, 3.4rem);
  display: grid;
  gap: 1.4rem;
}

.guides-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin: 0 0 0.6rem;
}

.guides-hero__note {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.9rem;
  border-radius: 16px;
  background: color-mix(in srgb, var(--bg-secondary) 22%, transparent);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.guides-filters {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.guide-chip {
  border: 1px solid color-mix(in srgb, var(--text-dark) 14%, transparent);
  background: color-mix(in srgb, var(--bg-chip) 80%, transparent);
  color: var(--text-secondary);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: transform 0.18s ease;
}

.guide-chip[aria-pressed="true"] {
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
  color: var(--text-white);
  border-color: color-mix(in srgb, var(--accent-primary) 40%, transparent);
  box-shadow: 0 16px 32px color-mix(in srgb, var(--shadow-primary) 32%, transparent);
}

.guide-chip:hover,
.guide-chip:focus-visible {
  transform: translateY(-1px);
}

.guides-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1.4rem, 4vw, 2.2rem);
}

.guide-card {
  background: color-mix(in srgb, var(--bg-primary) 96%, transparent);
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--text-dark) 10%, transparent);
  box-shadow: 0 24px 44px color-mix(in srgb, var(--shadow-primary) 42%, transparent);
  padding: 1.6rem;
  display: grid;
  gap: 0.8rem;
}

.guide-card[hidden] {
  display: none;
}

.guide-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.guide-card__meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.guide-card__list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.guide-link {
  color: var(--accent-primary);
  font-weight: 600;
  text-decoration: none;
}

.guide-link:hover,
.guide-link:focus-visible {
  text-decoration: underline;
}

.guides-empty {
  background: color-mix(in srgb, var(--bg-primary) 96%, transparent);
  border: 1px dashed color-mix(in srgb, var(--text-dark) 18%, transparent);
  border-radius: 20px;
  padding: 1.1rem 1.4rem;
  color: var(--text-secondary);
  text-align: center;
}

.guides-ops {
  background: color-mix(in srgb, var(--bg-primary) 96%, transparent);
  border-radius: 28px;
  border: 1px solid color-mix(in srgb, var(--text-dark) 12%, transparent);
  box-shadow: 0 24px 44px color-mix(in srgb, var(--shadow-primary) 38%, transparent);
  padding: clamp(2rem, 5vw, 2.8rem);
  display: grid;
  gap: clamp(1.4rem, 4vw, 2rem);
}

.guides-ops__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.2rem, 3vw, 1.8rem);
}

.guides-ops__grid article {
  border: 1px solid color-mix(in srgb, var(--text-dark) 10%, transparent);
  border-radius: 22px;
  padding: 1.3rem 1.5rem;
  background: color-mix(in srgb, var(--bg-secondary) 18%, transparent);
  display: grid;
  gap: 0.6rem;
}

.guides-ops__grid h3 {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}

.guides-ops__grid ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.guides-knowledge {
  background: color-mix(in srgb, var(--bg-primary) 96%, transparent);
  border-radius: 28px;
  border: 1px solid color-mix(in srgb, var(--text-dark) 12%, transparent);
  box-shadow: 0 24px 44px color-mix(in srgb, var(--shadow-primary) 38%, transparent);
  padding: clamp(2rem, 5vw, 2.8rem);
  display: grid;
  gap: clamp(1.4rem, 4vw, 2rem);
}

.guides-accordion {
  display: grid;
  gap: 0.8rem;
}

.guides-accordion details {
  border: 1px solid color-mix(in srgb, var(--text-dark) 10%, transparent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg-primary) 94%, transparent);
  padding: 0.4rem 1rem;
}

.guides-accordion summary {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
}

.guides-accordion summary::-webkit-details-marker {
  display: none;
}

.guides-accordion p {
  margin: 0.8rem 0 1rem 2.1rem;
  color: var(--text-secondary);
}

.guides-knowledge__footer {
  margin: 0;
  color: var(--text-secondary);
}

.guides-cta {
  text-align: center;
  display: grid;
  gap: 1rem;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-secondary) 28%, transparent), color-mix(in srgb, var(--accent-primary) 20%, transparent));
  color: var(--text-white);
  border-radius: 28px;
  padding: clamp(2rem, 5vw, 2.8rem);
  box-shadow: 0 28px 48px color-mix(in srgb, var(--shadow-primary) 34%, transparent);
}

.guides-cta__actions {
  display: inline-flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
}

.guide-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.guide-btn--primary {
  background: var(--bg-primary);
  color: var(--accent-primary);
}

.guide-btn--ghost {
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--text-white) 28%, transparent);
  color: var(--text-white);
}

.guide-btn:hover,
.guide-btn:focus-visible {
  transform: translateY(-1px);
}

@media (max-width: 720px) {
  .guides-cta__actions .guide-btn,
  .guides-hero__note,
  .guides-ops__grid article {
    width: 100%;
  }
}