/* ============ 火箭发射台 · Player Manual Page ============ */

body.page-manual {
  background: #000;
  overflow-y: auto;
}

.manual-main {
  padding: 110px 24px 60px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(80,99,255,0.08) 0%, transparent 50%),
    #000;
}

.manual-wrap {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 56px;
  align-items: start;
}

/* ===== Sidebar TOC ===== */
.manual-toc { position: relative; }
.toc-sticky {
  position: sticky;
  top: 100px;
}
.manual-toc .kicker {
  display: block;
  font-size: 10px;
  margin-bottom: 18px;
}
.manual-toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  counter-reset: tocnum;
  border-left: 1px solid var(--line);
}
.manual-toc ol li { counter-increment: tocnum; }
.manual-toc ol li a {
  display: block;
  padding: 9px 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--muted);
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: all .2s;
}
.manual-toc ol li a::before {
  content: counter(tocnum, decimal-leading-zero) ' · ';
  color: var(--muted-2);
  margin-right: 4px;
}
.manual-toc ol li a:hover {
  color: #fff;
  border-left-color: var(--blue);
  background: rgba(124,200,255,0.04);
}

/* ===== Body ===== */
.manual-body {
  min-width: 0;
  padding-bottom: 80px;
}

.manual-hero {
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 48px;
}
.manual-hero .h-display {
  font-size: clamp(36px, 5vw, 64px);
  margin: 14px 0 18px;
  line-height: 1.05;
}
.manual-hero .lead { font-size: 17px; }

/* Sections */
.m-section {
  padding: 36px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  scroll-margin-top: 100px;
}
.m-section:last-of-type { border-bottom: none; }
.m-section .kicker {
  display: block;
  font-size: 10px;
  margin-bottom: 14px;
}
.m-section h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(24px, 3vw, 34px);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 22px;
  line-height: 1.15;
}
.m-section p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0 0 14px;
}
.m-section p strong { color: #fff; }
.m-section p em { font-style: normal; color: var(--blue); }
.m-section code {
  font-family: var(--mono);
  font-size: 12px;
  padding: 2px 6px;
  background: rgba(124,200,255,0.08);
  border: 1px solid rgba(124,200,255,0.18);
  color: var(--blue);
  border-radius: 2px;
}

/* Callout boxes */
.callout {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px;
  margin: 18px 0;
  border-left: 3px solid;
  font-size: 14px;
  line-height: 1.7;
}
.callout b {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: #fff;
}
.callout span { color: rgba(255,255,255,0.85); }
.callout-info {
  background: rgba(124,200,255,0.05);
  border-color: var(--blue);
}
.callout-info b { color: var(--blue); }
.callout-warn {
  background: rgba(255,196,71,0.05);
  border-color: #FFC447;
}
.callout-warn b { color: #FFC447; }

/* Flow phases (numbered list w/ tags) */
.flow-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  counter-reset: flnum;
}
.flow-list li {
  counter-increment: flnum;
  position: relative;
  padding: 22px 24px 22px 76px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line);
}
.flow-list li::before {
  content: counter(flnum, decimal-leading-zero);
  position: absolute;
  left: 22px;
  top: 22px;
  font-family: var(--display);
  font-weight: 800;
  font-size: 28px;
  letter-spacing: 1px;
  color: var(--blue);
}
.flow-list .fl-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 2.5px;
  color: var(--muted-2);
  border: 1px solid var(--line);
  padding: 4px 10px;
  margin-bottom: 10px;
}
.flow-list h4 {
  font-family: var(--display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 8px;
}
.flow-list p { margin: 0; font-size: 14px; }

/* UI grid */
.ui-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 8px;
}
.ui-card {
  position: relative;
  padding: 22px 22px 22px 64px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line);
  transition: border-color .2s, background .2s;
}
.ui-card:hover {
  border-color: var(--blue);
  background: rgba(124,200,255,0.03);
}
.ui-card .ui-num {
  position: absolute;
  left: 18px;
  top: 22px;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--blue);
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--blue);
}
.ui-card h4 {
  font-family: var(--display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 8px;
  color: #fff;
}
.ui-card p { margin: 0; font-size: 13px; line-height: 1.7; }

/* Step list */
.step-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: stnum;
}
.step-list li {
  counter-increment: stnum;
  position: relative;
  padding: 14px 18px 14px 56px;
  background: rgba(255,255,255,0.015);
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
}
.step-list li::before {
  content: counter(stnum, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 14px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 1px;
}
.step-list li b {
  display: inline;
  color: #fff;
  font-weight: 600;
  margin-right: 6px;
}
.step-list li span { color: var(--muted); }

/* Example block */
.example {
  margin: 18px 0;
  padding: 18px 22px;
  background: rgba(74,222,128,0.04);
  border-left: 3px solid #4ade80;
}
.example h5 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: #4ade80;
  margin: 0 0 10px;
}
.example ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  color: rgba(255,255,255,0.9);
}

/* Math list & on-chain list */
.math-list,
.onchain-list,
.tips-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.math-list li,
.onchain-list li,
.tips-list li {
  padding: 16px 20px;
  background: rgba(255,255,255,0.02);
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color .2s;
}
.math-list li:hover,
.onchain-list li:hover,
.tips-list li:hover {
  border-left-color: var(--blue);
}
.math-list b,
.onchain-list b,
.tips-list b {
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #fff;
}
.math-list span,
.onchain-list span,
.tips-list span { color: var(--muted); }

/* Safe section */
.m-safe {
  background: rgba(255,80,80,0.02);
  padding-left: 24px;
  padding-right: 24px;
  border-left: 2px solid rgba(255,80,80,0.4);
  margin-left: -24px;
  margin-right: -24px;
}
.m-safe .kicker { color: #ff8a8a; }

/* CTA */
.m-cta {
  text-align: center;
  padding: 60px 0 0;
  border-bottom: none;
}
.m-cta h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin: 0 0 12px;
}
.m-cta .muted { color: var(--muted); margin-bottom: 30px; }
.m-cta-buttons {
  display: inline-flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .manual-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .manual-toc {
    order: -1;
  }
  .toc-sticky {
    position: static;
  }
  .manual-toc ol {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-left: none;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .manual-toc ol li a {
    border-left: none;
    border-bottom: 1px solid var(--line);
    margin-left: 0;
  }
  .ui-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .manual-main { padding: 90px 16px 40px; }
  .manual-toc ol {
    grid-template-columns: 1fr;
  }
  .flow-list li { padding: 18px 18px 18px 60px; }
  .flow-list li::before { left: 18px; font-size: 22px; }
  .ui-card { padding: 18px 18px 18px 56px; }
  .step-list li { padding-left: 48px; }
  .m-safe { margin-left: -16px; margin-right: -16px; padding-left: 18px; padding-right: 18px; }
}