/* =========================================================
   页面级组件样式 pages.css
   ========================================================= */

/* ---------- A. 首页导航卡 ---------- */
.navcards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.navcard {
  position: relative;
  display: block;
  padding: 30px 28px 32px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .01)),
    radial-gradient(280px 140px at 100% 0%, rgba(255, 107, 44, .1), transparent 70%);
  overflow: hidden;
  transition: transform .45s var(--ease), border-color .4s, box-shadow .45s;
  min-height: 190px;
  display: flex;
  flex-direction: column;
}
.navcard:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 107, 44, .38);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .5), var(--sh-glow);
}
.navcard__ico {
  width: 44px; height: 44px;
  border-radius: 13px;
  display: grid; place-items: center;
  background: rgba(255, 107, 44, .12);
  border: 1px solid rgba(255, 107, 44, .28);
  color: var(--flame);
  margin-bottom: 20px;
  transition: .45s var(--ease);
}
.navcard:hover .navcard__ico {
  background: var(--grad-flame);
  color: #fff;
  border-color: transparent;
  transform: rotate(-6deg) scale(1.06);
}
.navcard__ico svg { width: 21px; height: 21px; }
.navcard h4 { margin: 0 0 8px; font-size: 16.5px; font-weight: 650; }
.navcard p { margin: 0; font-size: 13px; color: var(--txt-3); line-height: 1.8; }
.navcard__go {
  margin-top: auto;
  padding-top: 20px;
  font-size: 12px;
  color: var(--flame);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  letter-spacing: .06em;
  opacity: .8;
  transition: gap .3s;
}
.navcard:hover .navcard__go { gap: 12px; opacity: 1; }

/* ---------- B. 重点隧道卡 ---------- */
.tun-list { display: grid; gap: 12px; }
.tun {
  display: grid;
  grid-template-columns: 54px 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 16px 20px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .022);
  transition: .3s;
}
.tun:hover { border-color: var(--line-2); background: rgba(255, 107, 44, .05); transform: translateX(4px); }
.tun__n {
  font-family: var(--f-num);
  font-size: 13px;
  color: var(--txt-3);
  letter-spacing: .1em;
}
.tun__b b { display: block; font-size: 15px; font-weight: 600; margin-bottom: 3px; }
.tun__b span { font-size: 12px; color: var(--txt-3); }
.tun__v {
  font-family: var(--f-num);
  font-size: 17px;
  color: #ffbe98;
  white-space: nowrap;
}
.tun__v small { font-size: 11px; color: var(--txt-3); margin-left: 3px; }

/* ---------- C. 横断面热区 ---------- */
.hotwrap { position: relative; }
.hotwrap > img { width: 100%; border-radius: var(--r); background: #fff; }
.hot {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 107, 44, .9);
  background: rgba(255, 107, 44, .35);
  box-shadow: 0 0 0 0 rgba(255, 107, 44, .55);
  animation: pulse 2.4s infinite;
  display: grid; place-items: center;
  font-size: 11px;
  color: #fff;
  font-family: var(--f-num);
  transition: background .3s, transform .3s;
}
.hot:hover, .hot.is-on { background: var(--flame); transform: translate(-50%, -50%) scale(1.18); }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 107, 44, .5); }
  70% { box-shadow: 0 0 0 16px rgba(255, 107, 44, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 107, 44, 0); }
}
.hotinfo {
  margin-top: 16px;
  padding: 18px 20px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 107, 44, .05);
  min-height: 96px;
  transition: .3s;
}
.hotinfo b { color: #ffbe98; font-size: 14px; }
.hotinfo p { margin: 6px 0 0; font-size: 13px; color: var(--txt-2); line-height: 1.85; }

/* ---------- D. 风险板块 ---------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 16px 0 26px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 30px;
}
.filters .lab { font-size: 12px; color: var(--txt-3); letter-spacing: .12em; margin-right: 4px; }

.risk-cat { margin-bottom: 26px; }
.risk-cat__hd {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.risk-cat__hd h3 { margin: 0; font-size: 17px; font-weight: 650; }
.risk-cat__hd .cnt {
  font-family: var(--f-num);
  font-size: 11.5px;
  color: var(--txt-3);
  padding: 2px 8px;
  border-radius: 100px;
  border: 1px solid var(--line-2);
}
.risk-cat__hd .note { font-size: 11.5px; color: var(--flame); opacity: .85; letter-spacing: .06em; }
.risk-cat__hd::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.risk {
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .022);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color .3s, background .3s;
}
.risk:hover { border-color: var(--line-2); }
.risk.is-open { border-color: rgba(255, 107, 44, .35); background: rgba(255, 107, 44, .04); }

.risk__hd {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 15px 18px;
  cursor: pointer;
  user-select: none;
}
.risk__lv {
  font-family: var(--f-num);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  padding: 4px 10px;
  border-radius: 7px;
  white-space: nowrap;
  border: 1px solid;
}
.risk__lv[data-lv="I"] { color: #ff6b7d; border-color: rgba(255, 59, 82, .45); background: rgba(255, 59, 82, .12); }
.risk__lv[data-lv="II"] { color: #ffc76b; border-color: rgba(255, 176, 32, .42); background: rgba(255, 176, 32, .1); }
.risk__lv[data-lv="III"] { color: #7fc6ff; border-color: rgba(53, 214, 255, .35); background: rgba(53, 214, 255, .08); }
.risk__lv[data-lv="I-II"] { color: #ff8fa0; border-color: rgba(255, 107, 125, .4); background: rgba(255, 59, 82, .08); }

.risk__t b { font-size: 15px; font-weight: 600; display: block; }
.risk__t span { font-size: 12px; color: var(--txt-3); }
.risk__arw { width: 22px; height: 22px; display: grid; place-items: center; color: var(--txt-3); transition: transform .35s var(--ease), color .3s; }
.risk.is-open .risk__arw { transform: rotate(180deg); color: var(--flame); }

.risk__bd { display: none; padding: 0 18px 20px; }
.risk.is-open .risk__bd { display: block; animation: pageIn .35s var(--ease); }
.risk__pt {
  font-size: 12.5px;
  color: var(--txt-3);
  padding: 10px 14px;
  border-radius: 9px;
  background: rgba(255, 255, 255, .03);
  margin-bottom: 16px;
  line-height: 1.7;
}
.risk__pt b { color: var(--txt-2); }
.risk__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.risk__col h5 {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--txt-3);
  text-transform: uppercase;
  font-weight: 600;
}
.risk__col ul { margin: 0; padding: 0; list-style: none; }
.risk__col li {
  position: relative;
  padding-left: 18px;
  font-size: 12.8px;
  color: var(--txt-2);
  line-height: 1.85;
  margin-bottom: 6px;
}
.risk__col li::before {
  content: "";
  position: absolute;
  left: 2px; top: .78em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--txt-3);
}
.risk__col.ctrl li::before { background: var(--green); box-shadow: 0 0 8px rgba(46, 230, 168, .6); }

/* 红线 */
.redlines {
  border-radius: var(--r-lg);
  border: 1px solid rgba(255, 59, 82, .3);
  background: linear-gradient(140deg, rgba(255, 59, 82, .1), rgba(255, 59, 82, .02));
  padding: 30px;
}
.redlines__hd { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.redlines__hd .badge {
  padding: 4px 11px;
  border-radius: 6px;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  animation: blink 2s infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .55; } }
.redlines__hd h3 { margin: 0; font-size: 19px; }
.redlines > p { color: #ffb3bd; font-size: 13px; margin: 0 0 22px; }
.redlines ol { margin: 0; padding: 0; list-style: none; counter-reset: rl; }
.redlines li {
  counter-increment: rl;
  position: relative;
  padding: 13px 16px 13px 52px;
  border-radius: 11px;
  border: 1px solid rgba(255, 59, 82, .18);
  background: rgba(10, 8, 12, .45);
  margin-bottom: 9px;
  font-size: 13.5px;
  color: #ffd9de;
  transition: .3s;
}
.redlines li:hover { border-color: rgba(255, 59, 82, .5); background: rgba(255, 59, 82, .08); }
.redlines li::before {
  content: "0" counter(rl);
  position: absolute;
  left: 16px; top: 13px;
  font-family: var(--f-num);
  font-size: 12px;
  color: var(--red);
  letter-spacing: .05em;
}

/* ---------- E. 作战模式大字卡 ---------- */
.mode-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.mode {
  position: relative;
  padding: 28px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(155deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .012));
  overflow: hidden;
}
.mode__k {
  font-size: 46px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.02em;
  background: linear-gradient(140deg, #fff, rgba(255, 107, 44, .85));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 6px;
}
.mode__d { font-size: 12.5px; color: var(--flame); letter-spacing: .05em; margin-bottom: 18px; }
.mode ul { margin: 0; padding: 0; list-style: none; }
.mode li {
  font-size: 13px;
  color: var(--txt-2);
  line-height: 1.85;
  padding-left: 15px;
  position: relative;
  margin-bottom: 9px;
}
.mode li::before {
  content: "";
  position: absolute;
  left: 0; top: .8em;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--flame);
  opacity: .8;
}

/* ---------- F. 三阶段 ---------- */
.stepper { display: flex; gap: 0; margin-bottom: 34px; flex-wrap: wrap; }
.step-tab {
  flex: 1;
  min-width: 150px;
  text-align: left;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-right: 0;
  background: rgba(255, 255, 255, .02);
  transition: .3s;
  position: relative;
}
.step-tab:first-child { border-radius: 14px 0 0 14px; }
.step-tab:last-child { border-right: 1px solid var(--line); border-radius: 0 14px 14px 0; }
.step-tab:hover { background: rgba(255, 255, 255, .05); }
.step-tab.is-on { background: rgba(255, 107, 44, .1); border-color: rgba(255, 107, 44, .4); }
.step-tab.is-on::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--grad-flame);
}
.step-tab__n { font-family: var(--f-num); font-size: 11px; color: var(--txt-3); letter-spacing: .14em; }
.step-tab.is-on .step-tab__n { color: var(--flame); }
.step-tab b { display: block; font-size: 16px; margin: 6px 0 4px; }
.step-tab span { font-size: 11.5px; color: var(--txt-3); line-height: 1.6; display: block; }
.step-tab.is-on span { color: var(--txt-2); }

.stage-panel { display: none; }
.stage-panel.is-on { display: block; animation: pageIn .4s var(--ease); }
.stage-tip {
  padding: 18px 22px;
  border-radius: 13px;
  border-left: 3px solid var(--flame);
  background: rgba(255, 107, 44, .07);
  font-size: 13.5px;
  color: #ffd0b8;
  line-height: 1.9;
  margin-bottom: 22px;
}
.act-block {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
  background: rgba(255, 255, 255, .02);
  margin-bottom: 12px;
}
.act-block h4 {
  margin: 0 0 12px;
  font-size: 14.5px;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 9px;
}
.act-block h4::before {
  content: "";
  width: 4px; height: 14px;
  border-radius: 2px;
  background: var(--grad-flame);
}
.act-block ul { margin: 0; padding: 0; list-style: none; }
.act-block li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  color: var(--txt-2);
  line-height: 1.9;
  margin-bottom: 4px;
}
.act-block li::before {
  content: "";
  position: absolute;
  left: 1px; top: .82em;
  width: 5px; height: 5px;
  border: 1px solid var(--txt-3);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* ---------- G. 流程 / 时间轴 ---------- */
.flow { position: relative; padding-left: 34px; }
.flow::before {
  content: "";
  position: absolute;
  left: 9px; top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(255, 107, 44, .5) 12%, rgba(255, 107, 44, .5) 88%, transparent);
}
.flow__i { position: relative; padding: 0 0 26px 0; }
.flow__i::before {
  content: attr(data-n);
  position: absolute;
  left: -34px; top: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 1px solid rgba(255, 107, 44, .5);
  background: #0a0f18;
  color: var(--flame);
  font-family: var(--f-num);
  font-size: 9.5px;
  display: grid; place-items: center;
  letter-spacing: 0;
  transition: .3s;
}
.flow__i:hover::before { background: var(--flame); color: #fff; box-shadow: 0 0 18px rgba(255, 107, 44, .7); }
.flow__i b { display: block; font-size: 14.5px; font-weight: 600; margin-bottom: 5px; }
.flow__i p { margin: 0; font-size: 13px; color: var(--txt-2); line-height: 1.85; }

/* ---------- H. 操法模块 ---------- */
.drill-tabs { display: flex; gap: 12px; margin-bottom: 30px; flex-wrap: wrap; }
.drill-tab {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .025);
  transition: .3s;
  text-align: left;
}
.drill-tab:hover { border-color: var(--line-2); }
.drill-tab.is-on {
  border-color: rgba(255, 107, 44, .5);
  background: rgba(255, 107, 44, .1);
  box-shadow: 0 10px 30px rgba(255, 80, 40, .18);
}
.drill-tab__n {
  font-family: var(--f-num);
  font-size: 22px;
  color: var(--txt-3);
  line-height: 1;
  transition: color .3s;
}
.drill-tab.is-on .drill-tab__n { color: var(--flame); }
.drill-tab b { display: block; font-size: 14.5px; font-weight: 600; }
.drill-tab span { font-size: 11.5px; color: var(--txt-3); }

.drill-pane { display: none; }
.drill-pane.is-on { display: block; animation: pageIn .45s var(--ease); }

.video-shell {
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: #000;
  aspect-ratio: 16 / 9;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
}
.video-shell video { width: 100%; height: 100%; display: block; background: #000; object-fit: contain; }
.video-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  background: rgba(8, 12, 19, .9);
  font-size: 12px;
  color: var(--txt-3);
}
.video-meta b { color: var(--txt-2); font-weight: 500; }

.slogan-strip { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 0; }
.slogan-strip i {
  font-style: normal;
  font-size: 12.5px;
  padding: 6px 13px;
  border-radius: 100px;
  border: 1px dashed rgba(255, 107, 44, .4);
  color: #ffbe98;
  letter-spacing: .04em;
}

.role-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.role {
  padding: 15px 17px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .022);
  transition: .3s;
}
.role:hover { border-color: rgba(255, 107, 44, .35); background: rgba(255, 107, 44, .05); }
.role b { display: block; font-size: 13.5px; color: #ffbe98; margin-bottom: 5px; font-weight: 600; }
.role span { font-size: 12.5px; color: var(--txt-2); line-height: 1.75; }

.score-bar { margin-bottom: 14px; }
.score-bar__t {
  display: flex;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--txt-2);
  margin-bottom: 7px;
}
.score-bar__t b { font-family: var(--f-num); color: #ffbe98; font-size: 14px; }
.score-bar__r { height: 6px; border-radius: 100px; background: rgba(255, 255, 255, .07); overflow: hidden; }
.score-bar__r i {
  display: block;
  height: 100%;
  border-radius: 100px;
  background: var(--grad-flame);
  width: 0;
  transition: width 1.2s var(--ease);
}

/* ---------- I. 联动演练 ---------- */
.link-grid { display: grid; grid-template-columns: 280px 1fr; gap: 22px; }
.link-src { display: grid; gap: 10px; }
.link-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 17px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .022);
  transition: .3s;
  text-align: left;
  font-size: 13.5px;
}
.link-btn:hover { border-color: var(--line-2); background: rgba(255, 255, 255, .05); }
.link-btn.is-on {
  border-color: rgba(255, 107, 44, .55);
  background: rgba(255, 107, 44, .11);
  color: #fff;
  box-shadow: 0 8px 26px rgba(255, 80, 40, .16);
}
.link-btn__n { font-family: var(--f-num); font-size: 11px; color: var(--txt-3); letter-spacing: .1em; }
.link-btn.is-on .link-btn__n { color: var(--flame); }

.chain { min-height: 300px; }
.chain__i {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line);
  opacity: 0;
  transform: translateX(-10px);
  animation: chainIn .5s var(--ease) forwards;
  animation-delay: var(--d, 0ms);
}
.chain__i:last-child { border-bottom: 0; }
@keyframes chainIn { to { opacity: 1; transform: none; } }
.chain__n {
  width: 26px; height: 26px;
  border-radius: 8px;
  background: rgba(255, 107, 44, .14);
  border: 1px solid rgba(255, 107, 44, .3);
  color: var(--flame);
  display: grid; place-items: center;
  font-family: var(--f-num);
  font-size: 10.5px;
}
.chain__t { font-size: 13.5px; color: var(--txt-2); line-height: 1.8; }
.chain__risk {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 11px;
  background: rgba(255, 59, 82, .07);
  border-left: 3px solid var(--red);
  font-size: 12.5px;
  color: #ffb3bd;
  line-height: 1.8;
}

/* ---------- J. 通风模式 ---------- */
.vent-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.vent-pane { display: none; }
.vent-pane.is-on { display: block; animation: pageIn .4s var(--ease); }

/* ---------- K. 表格 / 网络 ---------- */
.search-box {
  position: relative;
  width: 100%;
  max-width: 300px;
}
.search-box input {
  width: 100%;
  padding: 11px 16px 11px 40px;
  border-radius: 100px;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, .03);
  color: var(--txt);
  font-family: inherit;
  font-size: 13.5px;
  outline: none;
  transition: .3s;
}
.search-box input::placeholder { color: var(--txt-3); }
.search-box input:focus { border-color: rgba(255, 107, 44, .6); background: rgba(255, 107, 44, .05); }
.search-box svg {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  width: 15px; height: 15px;
  color: var(--txt-3);
}

.net-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 24px; }
.net-stat {
  padding: 18px 20px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .022);
}
.net-stat b {
  font-family: var(--f-num);
  font-size: 26px;
  display: block;
  line-height: 1;
  color: #fff;
}
.net-stat span { font-size: 11.5px; color: var(--txt-3); display: block; margin-top: 7px; }

.key-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: 10.5px;
  background: rgba(255, 107, 44, .14);
  border: 1px solid rgba(255, 107, 44, .35);
  color: #ffbe98;
  white-space: nowrap;
}
.key-pill::before {
  content: "";
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--flame);
  box-shadow: 0 0 6px var(--flame);
}

.empty {
  padding: 50px 20px;
  text-align: center;
  color: var(--txt-3);
  font-size: 13.5px;
}

/* ---------- L. 响应等级卡 ---------- */
.lvl-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.lvl-card {
  border-radius: 16px;
  border: 1px solid var(--line);
  padding: 22px;
  background: linear-gradient(160deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .01));
}
.lvl-card[data-lv="1"] { border-top: 2px solid var(--red); }
.lvl-card[data-lv="2"] { border-top: 2px solid var(--amber); }
.lvl-card[data-lv="3"] { border-top: 2px solid var(--cyan); }
.lvl-card h4 { margin: 0 0 10px; font-size: 15.5px; }
.lvl-card p { margin: 0 0 14px; font-size: 12.5px; color: var(--txt-2); line-height: 1.8; }
.lvl-card__nums { display: flex; gap: 18px; flex-wrap: wrap; }
.lvl-card__nums div { font-size: 11px; color: var(--txt-3); }
.lvl-card__nums b {
  display: block;
  font-family: var(--f-num);
  font-size: 19px;
  color: #fff;
  line-height: 1.2;
}

/* ---------- M. 编组卡 ---------- */
.crew { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.crew__i {
  padding: 18px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .022);
  transition: .35s var(--ease);
  position: relative;
  overflow: hidden;
}
.crew__i:hover { transform: translateY(-4px); border-color: rgba(255, 107, 44, .4); }
.crew__i .n {
  font-family: var(--f-num);
  font-size: 11px;
  color: var(--flame);
  letter-spacing: .1em;
}
.crew__i b { display: block; font-size: 14px; margin: 8px 0 8px; }
.crew__i span { font-size: 12px; color: var(--txt-3); line-height: 1.75; display: block; }
.crew__i .p {
  position: absolute;
  right: 12px; top: 12px;
  font-family: var(--f-num);
  font-size: 22px;
  color: rgba(255, 255, 255, .1);
  line-height: 1;
}

/* ---------- N. 难点 / 特点卡 ---------- */
.diff {
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .01));
  position: relative;
  transition: .4s var(--ease);
}
.diff:hover { transform: translateY(-4px); border-color: rgba(255, 107, 44, .3); }
.diff .idx {
  font-family: var(--f-num);
  font-size: 12px;
  color: var(--txt-3);
  letter-spacing: .14em;
}
.diff h4 { margin: 10px 0 10px; font-size: 16px; font-weight: 650; }
.diff p { margin: 0; font-size: 13px; color: var(--txt-2); line-height: 1.9; }

/* ---------- O. 阶段表 ---------- */
.type-tbl tr td:first-child {
  font-family: var(--f-num);
  color: #ffbe98;
  font-size: 12.5px;
  white-space: nowrap;
  width: 90px;
}

/* ---------- P. 响应式 ---------- */
@media (max-width: 1080px) {
  .navcards { grid-template-columns: repeat(2, 1fr); }
  .crew { grid-template-columns: repeat(2, 1fr); }
  .link-grid { grid-template-columns: 1fr; }
  .link-src { grid-template-columns: repeat(2, 1fr); }
  .lvl-cards { grid-template-columns: 1fr; }
  .net-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 880px) {
  .navcards { grid-template-columns: 1fr; }
  .mode-grid { grid-template-columns: 1fr; }
  .risk__cols { grid-template-columns: 1fr; }
  .role-grid { grid-template-columns: 1fr; }
  .step-tab { min-width: 100%; border-right: 1px solid var(--line); border-radius: 12px !important; margin-bottom: 8px; }
  .stepper { flex-direction: column; }
  .tun { grid-template-columns: 38px 1fr; }
  .tun__v { grid-column: 2; }
  .link-src { grid-template-columns: 1fr; }
  .redlines { padding: 22px; }
  .mode__k { font-size: 36px; }
  .crew { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .net-stats { grid-template-columns: 1fr; }
  .filters { gap: 7px; }
  .chip { padding: 7px 13px; font-size: 12px; }
}

/* ---------- Q. 图标包装 / 网络页工具条 ---------- */
[data-ico] { display: contents; }
.hero__kpi .v b,
.stat .v b,
.net-stat b { font-weight: inherit; font-size: inherit; font-family: inherit; color: inherit; line-height: inherit; }
.navcard__go svg { width: 13px; height: 13px; display: block; }
.figure__zoom svg { width: 15px; height: 15px; display: block; }
.risk__arw svg { width: 13px; height: 13px; display: block; }

.net-tools { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 4px; }
.net-count {
  font-family: var(--f-num);
  font-size: 12px;
  color: var(--txt-3);
  letter-spacing: .08em;
}
.net-stat b { font-variant-numeric: tabular-nums; }
.tun-list { grid-template-columns: repeat(2, 1fr); }
.tbl-scroll .tag,
.tag {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: 11px;
  letter-spacing: .04em;
  border: 1px solid var(--line-2);
  color: var(--txt-2);
  white-space: nowrap;
}
#netTable { min-width: 820px; }
#netTable td.addr { min-width: 260px; font-size: 12.3px; color: var(--txt-3); }

@media (max-width: 880px) {
  .tun-list { grid-template-columns: 1fr; }
}