.guide-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + var(--promo-h) + 72px) 0 44px;
  text-align: center;
}

.guide-hero .grid-bg { position: absolute; inset: 0; }

.guide-hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(600px 300px at 50% 0%, rgba(0, 217, 165, 0.12), transparent 70%);
}

.guide-hero-inner { position: relative; }

.guide-hero h1 {
  font-size: clamp(1.8rem, 4.2vw, 2.9rem);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

.guide-hero .hero-sub { max-width: 700px; margin-bottom: 26px; }

.guide-meta {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.5px;
  color: var(--fg-3);
  margin: 0;
}

.guide-meta span { margin: 0 8px; white-space: nowrap; }

.class-nav {
  position: sticky;
  top: calc(var(--promo-h) + var(--header-h));
  z-index: 40;
  background: rgba(11, 14, 20, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.class-nav-inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-top: 10px;
  padding-bottom: 10px;
  scrollbar-width: none;
}

.class-nav-inner::-webkit-scrollbar { display: none; }

.class-nav a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.015);
  color: var(--fg-2);
  text-decoration: none;
  font-size: 0.82rem;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.class-nav a:hover {
  color: var(--fg);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
}

.class-nav i { width: 8px; height: 8px; border-radius: 2px; display: block; }

.guide-body { padding-top: 40px; }

.guide-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  align-items: center;
  margin: 0 0 24px;
  color: var(--fg-3);
  font-size: 0.84rem;
}

.spec-section {
  padding: 20px 0 4px;
  scroll-margin-top: 58px;
}

.spec-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.spec-head h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 1.25rem;
}

.spec-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--class-color);
  box-shadow: 0 0 12px var(--class-color);
}

.spec-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 1px;
  color: var(--fg-3);
}

.spec-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.spec-card {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-left: 2px solid var(--class-color);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.spec-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }

.spec-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.spec-card-head h3 { margin: 0; font-size: 0.98rem; }

.spec-badge {
  padding: 1px 8px;
  border: 1px solid rgba(255, 204, 102, 0.4);
  border-radius: 2px;
  background: rgba(255, 204, 102, 0.08);
  color: var(--warn);
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}

.code-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.talent-code {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.28);
  color: var(--fg-2);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.6;
  word-break: break-all;
  user-select: all;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  padding: 8px 12px;
  border: 1px solid rgba(0, 217, 165, 0.3);
  border-radius: 3px;
  background: rgba(0, 217, 165, 0.06);
  color: var(--fg-2);
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.copy-btn:hover { color: var(--accent); border-color: var(--accent); }

.copy-btn:disabled { cursor: default; }

.copy-btn svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.copy-btn.is-copied,
.copy-btn.is-copied:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.tips { padding-top: 80px; padding-bottom: 16px; }

.tips-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.tip-card {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.tip-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }

.tip-card h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.tip-num {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
}

.tip-card p { margin: 0; color: var(--fg-2); font-size: 0.92rem; }

.tip-card ol { margin: 0 0 10px; padding-left: 20px; color: var(--fg-2); font-size: 0.92rem; }

.tip-card li + li { margin-top: 6px; }

.tip-caption {
  font-family: var(--mono);
  font-size: 0.72rem !important;
  letter-spacing: 0.5px;
  color: var(--fg-3) !important;
}

.tip-media {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 28px;
  align-items: center;
}

.tip-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1390 / 960;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-cta { padding: 72px 0 96px; }

.guide-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 36px 40px;
  border: 1px solid rgba(0, 217, 165, 0.3);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(0, 217, 165, 0.1), rgba(0, 217, 165, 0.03));
}

.guide-cta h2 { margin: 0 0 8px; font-size: clamp(1.3rem, 2.6vw, 1.8rem); }

.guide-cta p { margin: 0; color: var(--fg-2); }

@media (max-width: 767px) {
  .guide-hero { padding-top: calc(var(--header-h) + var(--promo-h) + 48px); }
  .guide-hero .hero-sub { font-size: 0.95rem; }
  .guide-meta { display: flex; flex-wrap: wrap; justify-content: center; }
  .guide-meta span { margin: 0 6px; }

  .spec-cards, .tips-grid { grid-template-columns: 1fr; }
  .tip-media { grid-template-columns: 1fr; }
  .tip-media img { order: 2; }

  .guide-cta { padding: 56px 0 72px; }
  .guide-cta-inner { flex-direction: column; align-items: stretch; gap: 22px; padding: 28px 24px; text-align: center; }
}

@media (max-width: 479px) {
  .code-row { flex-direction: column; }
  .copy-btn { width: 100%; justify-content: center; }
  .spec-card { padding: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .class-nav a, .spec-card, .copy-btn, .tip-card { transition: none; }
}