:root {
  --bg-dark: #070a12;
  --bg-surface: #0e1424;
  --bg-panel: #151d33;
  --bg-accent: #1e2845;
  --primary: #ea0ecd;
  --primary-glow: rgba(234, 14, 205, 0.35);
  --secondary: #00d2ff;
  --secondary-glow: rgba(0, 210, 255, 0.25);
  --text-main: #f1f5f9;
  --text-sub: #94a3b8;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}

/* 导航栏样式复用与强化 */
.crest-shell {
  background-color: rgba(7, 10, 18, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(234, 14, 205, 0.15);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.crest-circuit {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.emblem {
  display: flex;
  align-items: center;
  min-width: 0;
}

.emblem img {
  height: 38px;
  width: auto;
  display: block;
}

.beacon-route [role="navigation"] {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  align-items: center;
}

.beacon-line {
  color: var(--text-sub);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0.9rem;
  border-radius: 10px;
  transition: all 0.25s ease;
  word-break: keep-all;
}

.beacon-line:hover {
  color: #ffffff;
  background-color: rgba(234, 14, 205, 0.12);
}

.beacon-line.active {
  color: #ffffff;
  background: linear-gradient(135deg, rgba(234, 14, 205, 0.25), rgba(0, 210, 255, 0.15));
  border: 1px solid rgba(234, 14, 205, 0.4);
  box-shadow: 0 0 15px var(--primary-glow);
}

/* 主版心与全局混排容器 */
main {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
}

/* 区块1: acquire (Hero) */
.airwave-spark {
  width: 100%;
  padding: 4.5rem 1.5rem 4rem;
  background: radial-gradient(circle at 50% 10%, rgba(234, 14, 205, 0.15) 0%, rgba(7, 10, 18, 1) 70%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.airwave-circuit {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
}

.spark-morse-shell {
  flex: 1 1 520px;
  min-width: 0;
  word-break: break-word;
}

.spark-stamp {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  background: rgba(234, 14, 205, 0.15);
  border: 1px solid var(--primary);
  color: #ff7bec;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
  box-shadow: 0 0 12px var(--primary-glow);
}

.spark-cipher {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 800;
  line-height: 1.25;
  color: #ffffff;
  margin-bottom: 1.2rem;
  white-space: normal;
}

.spark-morse {
  font-size: 1.05rem;
  color: var(--text-sub);
  margin-bottom: 2rem;
  line-height: 1.7;
  word-break: break-word;
}

.dispatch-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.keyer-spark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  background: linear-gradient(135deg, #ea0ecd, #b300a0);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  border-radius: 16px;
  box-shadow: 0 0 25px var(--primary-glow);
  transition: all 0.25s ease;
  min-width: 0;
}

.keyer-spark:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(234, 14, 205, 0.6);
  color: #ffffff;
}

.keyer-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  background: var(--bg-panel);
  border: 1px solid rgba(0, 210, 255, 0.3);
  color: var(--secondary);
  font-weight: 600;
  text-decoration: none;
  border-radius: 16px;
  transition: all 0.25s ease;
  min-width: 0;
}

.keyer-trigger:hover {
  background: rgba(0, 210, 255, 0.1);
  border-color: var(--secondary);
  color: #ffffff;
}

.signal-node-shell {
  flex: 1 1 420px;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.signal-graphic {
  width: 100%;
  max-width: 440px;
  height: auto;
  filter: drop-shadow(0 0 30px var(--primary-glow));
}

/* 区块2: steps */
.conduit-spark {
  width: 100%;
  padding: 5rem 1.5rem;
  background-color: var(--bg-dark);
}

.conduit-circuit {
  max-width: 1200px;
  margin: 0 auto;
}

.circuit-crest {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.circuit-cipher {
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.8rem;
  white-space: normal;
}

.circuit-morse {
  color: var(--text-sub);
  font-size: 1rem;
  word-break: break-word;
}

.ticker-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.ticker-stanza {
  flex: 1 1 300px;
  min-width: 0;
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 2rem 1.6rem;
  position: relative;
  transition: all 0.25s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.ticker-stanza:hover {
  transform: translateY(-5px);
  border-color: rgba(234, 14, 205, 0.4);
  box-shadow: 0 15px 35px var(--primary-glow);
}

.node-stamp {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(234, 14, 205, 0.2), rgba(0, 210, 255, 0.2));
  border: 1px solid rgba(234, 14, 205, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
}

.stanza-cipher {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.6rem;
  white-space: normal;
}

.stanza-morse {
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.65;
  word-break: break-word;
}

/* 区块3: comparison (article) */
.cable-stanza {
  width: 100%;
  padding: 5rem 1.5rem;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-surface) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cable-circuit {
  max-width: 1200px;
  margin: 0 auto;
}

.ribbon-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 1.8rem;
  margin-top: 2rem;
}

.dispatch-stanza {
  flex: 1 1 340px;
  min-width: 0;
  background: var(--bg-panel);
  border: 1px solid rgba(0, 210, 255, 0.15);
  border-radius: 20px;
  padding: 2.2rem 1.8rem;
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
}

.dispatch-stanza:hover {
  border-color: var(--secondary);
  box-shadow: 0 0 25px var(--secondary-glow);
}

.dispatch-stanza.featured {
  border-color: var(--primary);
  background: linear-gradient(145deg, var(--bg-panel), rgba(234, 14, 205, 0.08));
  box-shadow: 0 0 30px var(--primary-glow);
}

.stanza-top {
  margin-bottom: 1.5rem;
}

.node-node {
  width: 42px;
  height: 42px;
  margin-bottom: 1rem;
  color: var(--secondary);
}

.dispatch-stanza.featured .node-node {
  color: var(--primary);
}

.dot-array {
  list-style: none;
  margin: 1.2rem 0;
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  gap: 0.8rem;
}

.dot-line {
  color: var(--text-sub);
  font-size: 0.93rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  word-break: break-word;
}

.dot-line::before {
  content: "✓";
  color: var(--secondary);
  font-weight: bold;
}

.dispatch-stanza.featured .dot-line::before {
  color: var(--primary);
}

/* 区块4: troubleshooting (div - faq) */
.conduit-datum {
  width: 100%;
  padding: 5rem 1.5rem;
  background-color: var(--bg-dark);
}

.conduit-shell {
  max-width: 1000px;
  margin: 0 auto;
}

.datum-stanza {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  padding: 1.6rem 2rem;
  margin-bottom: 1.2rem;
  transition: all 0.25s ease;
}

.datum-stanza:hover {
  border-color: rgba(234, 14, 205, 0.3);
  background: var(--bg-panel);
}

.datum-cipher {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  white-space: normal;
}

.datum-morse {
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.7;
  word-break: break-word;
}

/* 页脚样式 */
.base-shell {
  background-color: #030509;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3rem 1.5rem;
  width: 100%;
}

.base-circuit {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.terminal-datum {
  min-width: 0;
}

.morse-cipher {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.5px;
}

.morse-dot {
  color: var(--text-sub);
  font-size: 0.88rem;
  margin-top: 0.4rem;
  word-break: break-word;
}

.ground-route {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .crest-circuit {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .beacon-route [role="navigation"] {
    gap: 0.5rem;
  }
  .beacon-line {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }
  .airwave-circuit {
    flex-direction: column;
  }
  .dispatch-cluster {
    flex-direction: column;
    width: 100%;
  }
  .keyer-spark, .keyer-trigger {
    width: 100%;
    justify-content: center;
  }
  .base-circuit {
    flex-direction: column;
    align-items: flex-start;
  }
}

.beacon-crest-shell {
    font-family: var(--font);
    line-height: 1.7;
    color: var(--text-main);
}
.beacon-crest-shell,
.beacon-crest-shell *,
.beacon-crest-shell *::before,
.beacon-crest-shell *::after {
    box-sizing: border-box;
}

.beacon-crest-shell [role="navigation"],
.beacon-crest-shell div,
.beacon-crest-shell section,
.beacon-crest-shell article,
.beacon-crest-shell aside,
.beacon-crest-shell p,
.beacon-crest-shell h1,
.beacon-crest-shell h2,
.beacon-crest-shell h3,
.beacon-crest-shell h4,
.beacon-crest-shell h5,
.beacon-crest-shell h6,
.beacon-crest-shell a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

.beacon-crest-shell p,
.beacon-crest-shell h1,
.beacon-crest-shell h2,
.beacon-crest-shell h3,
.beacon-crest-shell h4,
.beacon-crest-shell h5,
.beacon-crest-shell h6 {
    text-decoration: none;
}

.beacon-crest-shell img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 0;
}

.beacon-crest-shell {
    box-shadow: none;
    filter: none;
    text-shadow: none;
    background-image: none;
    border-top: none;
    border-left: none;
    border-right: none;
    outline: none;
}

.beacon-crest-shell a.beacon-beacon-line {
    --aisite-shell-nav-padding: 0.55rem 1.1rem;
    --aisite-shell-nav-margin: 0;
    --aisite-shell-nav-line-height: normal;
    --aisite-shell-nav-display: inline;
    --aisite-shell-nav-height: auto;
    --aisite-shell-nav-min-height: auto;
}

.beacon-crest-shell a.beacon-beacon-line,
.beacon-crest-shell a.beacon-beacon-line:hover,
.beacon-crest-shell a.beacon-beacon-line:focus,
.beacon-crest-shell a.beacon-beacon-line:active,
.beacon-crest-shell a.beacon-beacon-line.active,
.beacon-crest-shell a.beacon-beacon-line[aria-current="page"] {
    background: transparent;
    border: none;
    border-bottom: none;
    box-shadow: none;
    outline: none;
    text-decoration: none;
    padding: var(--aisite-shell-nav-padding, 0);
    margin: var(--aisite-shell-nav-margin, 0);
    line-height: var(--aisite-shell-nav-line-height, normal);
    display: var(--aisite-shell-nav-display, inline);
    height: var(--aisite-shell-nav-height, auto);
    min-height: var(--aisite-shell-nav-min-height, auto);
}

.beacon-crest-shell{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(7, 10, 18, 0.85);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            width: 100%;
        }

.beacon-crest-shell .beacon-crest-circuit{
            max-width: 1320px;
            margin: 0 auto;
            padding: 0.85rem 1.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

.beacon-crest-shell .beacon-emblem{
            display: flex;
            align-items: center;
            min-width: 0;
        }

.beacon-crest-shell .beacon-emblem img{
            height: 38px;
            width: auto;
            display: block;
        }

.beacon-crest-shell .beacon-beacon-route{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
        }

.beacon-crest-shell .beacon-beacon-route [role="navigation"]{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
        }

.beacon-crest-shell .beacon-beacon-line{
            padding: 0.55rem 1.1rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: #94a3b8;
            border-radius: 12px;
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

.beacon-crest-shell .beacon-beacon-line:hover{
            color: #ffffff;
            background: rgba(255, 255, 255, 0.05);
        }

.beacon-crest-shell .beacon-beacon-line.active{
            color: #ffffff;
            background: linear-gradient(135deg, rgba(234, 14, 205, 0.2), rgba(0, 210, 255, 0.1));
            border: 1px solid rgba(234, 14, 205, 0.3);
            box-shadow: 0 0 15px rgba(234, 14, 205, 0.35);
        }

@media (max-width: 768px){.beacon-crest-shell .beacon-crest-circuit{
                flex-direction: column;
                gap: 1rem;
            }}

.beacon-crest-shell {
    background: rgb(7, 10, 18);
    background-image: none;
}

.terminal-ground-shell {
    font-family: var(--font);
    line-height: 1.7;
    color: var(--text-main);
}
.terminal-ground-shell,
.terminal-ground-shell *,
.terminal-ground-shell *::before,
.terminal-ground-shell *::after {
    box-sizing: border-box;
}

.terminal-ground-shell [role="navigation"],
.terminal-ground-shell div,
.terminal-ground-shell section,
.terminal-ground-shell article,
.terminal-ground-shell aside,
.terminal-ground-shell p,
.terminal-ground-shell h1,
.terminal-ground-shell h2,
.terminal-ground-shell h3,
.terminal-ground-shell h4,
.terminal-ground-shell h5,
.terminal-ground-shell h6,
.terminal-ground-shell a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

.terminal-ground-shell p,
.terminal-ground-shell h1,
.terminal-ground-shell h2,
.terminal-ground-shell h3,
.terminal-ground-shell h4,
.terminal-ground-shell h5,
.terminal-ground-shell h6 {
    text-decoration: none;
}

.terminal-ground-shell img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 0;
}

.terminal-ground-shell {
    box-shadow: none;
    filter: none;
    text-shadow: none;
    background-image: none;
    border-top: none;
    border-left: none;
    border-right: none;
    outline: none;
}

.terminal-ground-shell a,
.terminal-ground-shell a:hover,
.terminal-ground-shell a:focus,
.terminal-ground-shell a:active {
    background: transparent;
    box-shadow: none;
    outline: none;
    text-decoration: none;
}

.terminal-ground-shell{
            background: #04060b;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 4rem 1.5rem 2.5rem 1.5rem;
            color: #94a3b8;
        }

.terminal-ground-shell .terminal-base-conduit{
            max-width: 1320px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            justify-content: space-between;
            margin-bottom: 3rem;
        }

.terminal-ground-shell .terminal-base-brand{
            flex: 1 1 350px;
            min-width: 0;
        }

.terminal-ground-shell .terminal-base-cipher{
            font-size: 1.4rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

.terminal-ground-shell .terminal-base-morse{
            font-size: 0.95rem;
            line-height: 1.7;
            color: #64748b;
            max-width: 420px;
        }

.terminal-ground-shell .terminal-base-links{
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
        }

.terminal-ground-shell .terminal-links-column{
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
            min-width: 130px;
        }

.terminal-ground-shell .terminal-column-cipher{
            font-size: 0.95rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 0.5rem;
        }

.terminal-ground-shell .terminal-base-route{
            font-size: 0.9rem;
            color: #94a3b8;
        }

.terminal-ground-shell .terminal-base-route:hover{
            color: #ea0ecd;
        }

.terminal-ground-shell .terminal-datum-datum{
            max-width: 1320px;
            margin: 0 auto;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: #64748b;
        }