:root{
  --bg-grad-1:#0b1526; --bg-grad-2:#070b16;
  --panel:#101b30; --panel2:#152340;
  --line:#22344f; --line-soft:#1a2942;
  --text:#e9effb; --muted:#8ea4c4; --muted2:#6b80a0;
  --red:#ef4444; --amber:#f59e0b; --green:#22c55e;
  --blue:#3b82f6; --purple:#a855f7; --cyan:#06b6d4;
  --radius:14px; --radius-sm:10px;
}

/* Light theme overrides */
[data-theme="light"]{
  --bg-grad-1:#f8fafc; --bg-grad-2:#f1f5f9;
  --panel:#ffffff; --panel2:#f8fafc;
  --line:#e2e8f0; --line-soft:#f1f5f9;
  --text:#000000; --muted:#1e293b; --muted2:#334155;
  --red:#dc2626; --amber:#d97706; --green:#16a34a;
  --blue:#2563eb; --purple:#9333ea; --cyan:#0891b2;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:
    radial-gradient(1100px 600px at 12% -10%, #16294a 0%, transparent 60%),
    radial-gradient(900px 500px at 95% 0%, #1a1533 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-grad-1) 0%, var(--bg-grad-2) 100%);
  background-attachment:fixed;
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:15px; line-height:1.55;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
.wrap{max-width:1280px;margin:0 auto;padding:0 20px;}

.tab-radio{position:fixed;opacity:0;pointer-events:none;width:0;height:0;top:0;left:0;}

/* ---------- Header ---------- */
.app-header{
  border-bottom:1px solid var(--line-soft);
  background:rgba(8,14,28,.72);
  backdrop-filter:blur(14px);
  position:sticky; top:0; z-index:50;
}
.app-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding-top:14px; padding-bottom:14px;
}
.brand{display:flex;align-items:center;gap:14px;min-width:0;}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;
  border-radius:12px;display:grid;place-items:center;font-size:22px;
  background:linear-gradient(145deg,#1e3a8a,#0e1c38);
  border:1px solid #2c4a7a;
  box-shadow:0 0 0 1px rgba(59,130,246,.12), 0 8px 24px -12px rgba(59,130,246,.7);
}
.brand h1{font-size:17px;margin:0;letter-spacing:-.2px;white-space:nowrap;}
.brand p{margin:0;font-size:12.5px;color:var(--muted);letter-spacing:.02em;}
.status-chip{
  display:flex;align-items:center;gap:7px;font-size:12px;
  color:var(--muted);border:1px solid var(--line);
  background:var(--panel);padding:6px 12px;border-radius:999px;
  white-space:nowrap;
}
.dot-live{
  width:7px;height:7px;border-radius:50%;background:var(--green);
  box-shadow:0 0 0 3px rgba(34,197,94,.16);
  animation:pulse 2.4s infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}

/* ---------- Tabs ---------- */
.tabs{
  position:sticky; top:73px; z-index:49;
  background:rgba(8,14,28,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.tabs .wrap{
  display:flex; gap:6px; overflow-x:auto;
  padding-top:10px; padding-bottom:10px;
  scrollbar-width:none; -webkit-overflow-scrolling:touch;
}
.tabs .wrap::-webkit-scrollbar{display:none;}
.tab{
  display:inline-block;
  border:1px solid transparent; background:transparent;
  color:var(--muted); font:inherit; font-size:13.5px; font-weight:500;
  padding:8px 15px; border-radius:999px;
  cursor:pointer; white-space:nowrap;
  transition:.18s ease; user-select:none;
  -webkit-tap-highlight-color:transparent;
}
.tab:hover{color:var(--text);background:var(--panel);}

#ttx-tab-phases:checked ~ .tabs .tab[for="ttx-tab-phases"],
#ttx-tab-teams:checked ~ .tabs .tab[for="ttx-tab-teams"],
#ttx-tab-locations:checked ~ .tabs .tab[for="ttx-tab-locations"],
#ttx-tab-zones:checked ~ .tabs .tab[for="ttx-tab-zones"],
#ttx-tab-emergencies:checked ~ .tabs .tab[for="ttx-tab-emergencies"],
#ttx-tab-aircraft:checked ~ .tabs .tab[for="ttx-tab-aircraft"],
#ttx-tab-checklist:checked ~ .tabs .tab[for="ttx-tab-checklist"]{
  color:#fff;
  background:linear-gradient(145deg,#1d4ed8,#1e3a8a);
  border-color:#2f5fc4;
  box-shadow:0 6px 18px -8px rgba(59,130,246,.9);
}

/* ---------- Views ---------- */
main{padding:30px 0 80px;}
.view{display:none;animation:fade .28s ease;}

#ttx-tab-phases:checked ~ main #phases,
#ttx-tab-teams:checked ~ main #teams,
#ttx-tab-locations:checked ~ main #locations,
#ttx-tab-zones:checked ~ main #zones,
#ttx-tab-emergencies:checked ~ main #emergencies,
#ttx-tab-aircraft:checked ~ main #aircraft,
#ttx-tab-checklist:checked ~ main #checklist{display:block;}

@keyframes fade{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}

.section-head{margin:0 0 6px;font-size:23px;letter-spacing:-.4px;}
.section-sub{margin:0 0 26px;color:var(--muted);font-size:14px;max-width:780px;}

h3.sub{
  font-size:12px;text-transform:uppercase;letter-spacing:.14em;
  color:var(--muted2);margin:34px 0 14px;font-weight:600;
  display:flex;align-items:center;gap:10px;
}
h3.sub::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent);}
h3.sub:first-of-type{margin-top:0;}

/* ---------- Cards ---------- */
.card{
  background:linear-gradient(160deg,var(--panel) 0%, #0d1729 100%);
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:20px;
}
.card-title{font-size:15px;font-weight:600;margin:0 0 12px;display:flex;align-items:center;gap:10px;}
ul.clean{margin:0;padding:0;list-style:none;}
ul.clean li{position:relative;padding-left:20px;margin-bottom:9px;font-size:13.6px;color:#c4d3e8;}
ul.clean li:last-child{margin-bottom:0;}
ul.clean li::before{
  content:"";position:absolute;left:4px;top:8px;
  width:6px;height:6px;border-radius:2px;background:var(--blue);transform:rotate(45deg);
}
ul.clean li strong{color:#fff;font-weight:600;}

/* ---------- Phase cards ---------- */
.phase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.phase{position:relative;overflow:hidden;padding-top:24px;}
.phase::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;}
.phase[data-c="1"]::before{background:linear-gradient(90deg,var(--blue),transparent);}
.phase[data-c="2"]::before{background:linear-gradient(90deg,var(--red),transparent);}
.phase[data-c="3"]::before{background:linear-gradient(90deg,var(--green),transparent);}
.phase-num{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;margin-bottom:12px;
}
.phase[data-c="1"] .phase-num{color:#93c5fd;background:rgba(59,130,246,.12);}
.phase[data-c="2"] .phase-num{color:#fca5a5;background:rgba(239,68,68,.12);}
.phase[data-c="3"] .phase-num{color:#86efac;background:rgba(34,197,94,.12);}

/* ---------- Team grid ---------- */
.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;}
.team-card{
  background:linear-gradient(160deg,var(--panel) 0%, #0c1526 100%);
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  padding:15px 16px;transition:.2s ease;
}
.team-card:hover{border-color:#33507d;transform:translateY(-2px);box-shadow:0 14px 30px -20px rgba(59,130,246,.9);}
.team-card h4{margin:0 0 6px;font-size:13.6px;font-weight:600;display:flex;align-items:center;gap:9px;}
.team-card p{margin:0;font-size:12.6px;color:var(--muted);line-height:1.5;}
.swatch{width:9px;height:9px;border-radius:3px;flex:0 0 9px;}
.sw-blue{background:var(--blue);}
.sw-red{background:var(--red);}
.sw-green{background:var(--green);}
.sw-amber{background:var(--amber);}
.sw-purple{background:var(--purple);}
.sw-cyan{background:var(--cyan);}
.icon-badge{
  width:28px;height:28px;flex:0 0 28px;border-radius:8px;
  display:grid;place-items:center;font-size:14px;
  background:var(--panel2);border:1px solid var(--line);
}

/* ---------- Map / locations ---------- */
.map-layout{display:grid;grid-template-columns:1.55fr 1fr;gap:20px;align-items:start;}
.map-shell{
  background:linear-gradient(160deg,#0d1728,#0a1220);
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:12px;position:relative;overflow:hidden;
}
.map-shell svg{display:block;width:100%;height:auto;}

.legend{display:flex;flex-direction:column;gap:8px;max-height:680px;overflow-y:auto;padding-right:4px;}
.legend::-webkit-scrollbar{width:6px;}
.legend::-webkit-scrollbar-thumb{background:#24354f;border-radius:99px;}
.legend-cat{
  font-size:10.5px;text-transform:uppercase;letter-spacing:.13em;
  color:var(--muted2);font-weight:700;margin:10px 0 2px;
}
.legend-cat:first-child{margin-top:0;}
.legend-item{
  display:flex;align-items:flex-start;gap:11px;
  padding:9px 11px;border-radius:10px;border:1px solid transparent;
  background:var(--panel);transition:.16s ease;
}
.legend-item:hover{border-color:#33507d;background:var(--panel2);}
.legend-num{
  width:22px;height:22px;flex:0 0 22px;border-radius:50%;
  display:grid;place-items:center;font-size:11px;font-weight:700;
  color:#fff;margin-top:1px;
}
.legend-txt{min-width:0;}
.legend-txt b{display:block;font-size:13px;font-weight:600;line-height:1.35;}
.legend-txt span{display:block;font-size:11.6px;color:var(--muted);margin-top:2px;line-height:1.45;}

.pin{cursor:grab;}
.pin .halo{fill:none;stroke-width:2;opacity:0;transition:opacity .2s ease;}
.pin:hover .halo{opacity:.9;}
.pin .dot{transition:fill .2s ease, stroke .2s ease;}
.pin.dragging{cursor:grabbing;opacity:.9;}
.pin.dragging .halo{opacity:.9;}

/* ---------- Zones ---------- */
.zones-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start;}
.zone-cards{display:flex;flex-direction:column;gap:13px;}
.zone-card{
  border-radius:var(--radius-sm);padding:16px 18px;
  border:1px solid var(--line-soft);background:var(--panel);
  position:relative;overflow:hidden;
}
.zone-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;}
.zone-card[data-z="hot"]::before{background:var(--red);}
.zone-card[data-z="warm"]::before{background:var(--amber);}
.zone-card[data-z="cold"]::before{background:var(--green);}
.zone-card h4{margin:0 0 4px;font-size:14.5px;display:flex;align-items:center;gap:10px;}
.zone-card .aka{font-size:11.5px;color:var(--muted2);letter-spacing:.04em;margin:0 0 9px;}
.zone-card p{margin:0 0 8px;font-size:13px;color:var(--muted);}
.zone-card p:last-child{margin-bottom:0;}
.zone-card .who{
  font-size:12.5px;color:#c4d3e8;border-top:1px dashed var(--line);
  padding-top:9px;margin-top:10px;
}
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:center;margin-top:22px;}
.flow-node{background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:16px;text-align:center;}
.flow-node .fn-label{font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;font-weight:700;margin-bottom:6px;}
.flow-node[data-z="hot"] .fn-label{color:#fca5a5;}
.flow-node[data-z="warm"] .fn-label{color:#fcd34d;}
.flow-node[data-z="cold"] .fn-label{color:#86efac;}
.flow-node .fn-title{font-size:13.5px;font-weight:600;margin-bottom:4px;}
.flow-node .fn-sub{font-size:12px;color:var(--muted);}
.flow-arrow{color:var(--muted2);font-size:20px;line-height:1;}

/* ---------- Emergency cards ---------- */
.emg-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px;}
.emg-card{
  background:linear-gradient(160deg,var(--panel) 0%, #0c1526 100%);
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:18px;transition:.2s ease;
}
.emg-card:hover{border-color:#33507d;transform:translateY(-3px);box-shadow:0 18px 34px -24px rgba(59,130,246,.95);}
.emg-head{display:flex;align-items:center;gap:12px;margin-bottom:13px;}
.emg-head h4{margin:0;font-size:14.5px;font-weight:600;}
.emg-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  display:grid;place-items:center;font-size:18px;border:1px solid var(--line);
}
.emg-card ul.clean li::before{background:var(--muted2);}

/* ---------- Notice ---------- */
.notice{
  display:flex;gap:13px;align-items:flex-start;
  background:rgba(59,130,246,.07);border:1px solid rgba(59,130,246,.28);
  border-left:3px solid var(--blue);border-radius:var(--radius-sm);
  padding:15px 18px;margin-top:22px;font-size:13.3px;color:#c4d3e8;
}
.notice .ni{font-size:16px;line-height:1.3;}
.notice strong{color:#fff;}
.notice.warn{
  background:rgba(245,158,11,.07);border-color:rgba(245,158,11,.3);
  border-left-color:var(--amber);
}

/* ---------- Steps ---------- */
.steps{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:26px;}
.step-chip{
  display:flex;align-items:center;gap:9px;
  background:var(--panel);border:1px solid var(--line-soft);
  border-radius:999px;padding:8px 15px 8px 9px;
  font-size:12.8px;color:#c4d3e8;
}
.step-chip b{
  width:21px;height:21px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(145deg,#1d4ed8,#1e3a8a);
  font-size:11px;color:#fff;font-weight:700;
}
.step-sep{color:var(--muted2);font-size:14px;}

/* ---------- Checklist ---------- */
.progress-shell{
  display:flex;align-items:center;gap:16px;margin-bottom:20px;
  background:var(--panel);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:16px 20px;
}
.progress-bar{flex:1;height:9px;background:#0a1220;border-radius:99px;overflow:hidden;border:1px solid var(--line-soft);}
.progress-fill{
  height:100%;width:0%;border-radius:99px;
  background:linear-gradient(90deg,#1d4ed8,#22c55e);
  transition:width .35s cubic-bezier(.4,0,.2,1);
}
.progress-num{font-size:13px;font-weight:700;color:var(--muted);min-width:66px;text-align:right;font-variant-numeric:tabular-nums;}
.progress-num.ready{color:var(--green);}

.check-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:11px;}
.check-item{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--panel);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:13px 15px;
  cursor:pointer;transition:.16s ease;user-select:none;
  position:relative;-webkit-tap-highlight-color:transparent;
}
.check-item:hover{border-color:#33507d;background:var(--panel2);}
.check-input{position:absolute;opacity:0;pointer-events:none;width:0;height:0;}
.check-box{
  width:19px;height:19px;flex:0 0 19px;border-radius:6px;
  border:1.5px solid #3a5378;display:grid;place-items:center;
  margin-top:1px;transition:.16s ease;font-size:12px;color:transparent;
}
.check-label{font-size:13.3px;line-height:1.5;color:#c4d3e8;transition:.16s ease;}
.check-input:checked ~ .check-box{background:var(--green);border-color:var(--green);color:#06240f;}
.check-input:checked ~ .check-label{color:var(--muted);text-decoration:line-through;text-decoration-color:rgba(34,197,94,.5);}
.check-item:has(.check-input:checked){border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.07);}

.reset-btn{
  appearance:none;border:1px solid var(--line);background:var(--panel);
  color:var(--muted);font:inherit;font-size:12.5px;
  padding:7px 14px;border-radius:999px;cursor:pointer;transition:.16s ease;
}
.reset-btn:hover{color:#fff;border-color:#3a5378;}

/* =====================================================
   AIRCRAFT SPECIFICATIONS TAB
   ===================================================== */

/* Comparison table */
.spec-table-wrap{
  overflow-x:auto;border-radius:var(--radius);
  border:1px solid var(--line-soft);
  -webkit-overflow-scrolling:touch;
}
.spec-table{
  width:100%;border-collapse:collapse;font-size:13px;min-width:880px;
}
.spec-table th{
  background:var(--panel2);color:#fff;font-weight:600;text-align:left;
  padding:13px 15px;font-size:11px;text-transform:uppercase;
  letter-spacing:.07em;border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.spec-table td{
  padding:13px 15px;border-bottom:1px solid var(--line-soft);
  color:#c4d3e8;white-space:nowrap;
}
.spec-table tbody tr:last-child td{border-bottom:none;}
.spec-table tbody tr:nth-child(even) td{background:rgba(21,35,64,.35);}
.spec-table td.ac-name{color:#fff;font-weight:600;}
.spec-table td.num{font-variant-numeric:tabular-nums;}

/* Aircraft detail cards */
.ac-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));
  gap:16px;
}
.ac-card{
  background:linear-gradient(160deg,var(--panel) 0%, #0c1526 100%);
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:18px;transition:.2s ease;
}
.ac-card:hover{
  border-color:#33507d;transform:translateY(-3px);
  box-shadow:0 18px 34px -24px rgba(59,130,246,.95);
}
.ac-head{display:flex;align-items:center;gap:13px;margin-bottom:14px;}
.ac-badge{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;
  display:grid;place-items:center;font-size:20px;
  background:linear-gradient(145deg,#1e3a8a,#0e1c38);
  border:1px solid #2c4a7a;
}
.ac-head h4{margin:0;font-size:15px;font-weight:600;line-height:1.25;}
.ac-head p{margin:2px 0 0;font-size:11.5px;color:var(--muted);letter-spacing:.02em;}

.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:14px;
}
.stat{
  background:#0a1220;border:1px solid var(--line-soft);
  border-radius:9px;padding:9px 4px;text-align:center;
}
.stat .num{
  display:block;font-size:16px;font-weight:700;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.15;
}
.stat .lbl{
  display:block;font-size:9.5px;color:var(--muted2);
  text-transform:uppercase;letter-spacing:.08em;margin-top:3px;
}

.spec-rows{display:flex;flex-direction:column;}
.spec-row{
  display:flex;justify-content:space-between;gap:14px;
  padding:9px 0;border-bottom:1px dashed var(--line-soft);
  font-size:12.7px;
}
.spec-row:last-child{border-bottom:none;padding-bottom:0;}
.spec-row .k{color:var(--muted);flex:0 0 42%;}
.spec-row .v{color:#e9effb;font-weight:600;text-align:right;}

/* Diagrams */
.diagram-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.diagram-card{
  background:linear-gradient(160deg,#0d1728,#0a1220);
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:14px;
}
.diagram-card svg{display:block;width:100%;height:auto;}
.diagram-cap{
  font-size:11.5px;color:var(--muted);text-align:center;
  margin-top:8px;letter-spacing:.03em;
}

/* Flow list for boarding */
.board-flow{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));
  gap:10px;
}
.board-step{
  background:var(--panel);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:13px 14px;
  position:relative;
}
.board-step .n{
  display:inline-grid;place-items:center;
  width:22px;height:22px;border-radius:50%;
  background:linear-gradient(145deg,#1d4ed8,#1e3a8a);
  font-size:11px;font-weight:700;color:#fff;margin-bottom:8px;
}
.board-step b{display:block;font-size:13px;font-weight:600;margin-bottom:4px;}
.board-step span{display:block;font-size:11.8px;color:var(--muted);line-height:1.45;}

/* ---------- Sub navigation (Aircraft tab) ---------- */
.sub-nav{
  display:flex;
  gap:6px;
  flex-wrap:wrap;
  padding:10px 14px;
  margin:0 0 20px;
  background:var(--panel);
  border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);
  position:sticky;
  top:130px;
  z-index:40;
  backdrop-filter:blur(10px);
}
.sub-nav-link{
  display:inline-block;
  padding:6px 14px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:500;
  color:var(--muted);
  text-decoration:none;
  border:1px solid transparent;
  transition:.16s ease;
  white-space:nowrap;
}
.sub-nav-link:hover{
  color:var(--text);
  background:var(--panel2);
}
.sub-nav-link.active{
  color:#fff;
  background:linear-gradient(145deg,#1d4ed8,#1e3a8a);
  border-color:#2f5fc4;
}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;
  bottom:24px;
  right:24px;
  width:44px;
  height:44px;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
  font-size:18px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  pointer-events:none;
  transition:opacity .25s ease, transform .25s ease;
  transform:translateY(10px);
  z-index:100;
  box-shadow:0 8px 24px -8px rgba(0,0,0,.4);
}
.back-to-top.visible{
  opacity:1;
  pointer-events:auto;
  transform:translateY(0);
}
.back-to-top:hover{
  background:var(--panel2);
  border-color:#3a5378;
}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .map-layout{grid-template-columns:1fr;}
  .legend{max-height:none;}
  .zones-layout{grid-template-columns:1fr;}
  .diagram-grid{grid-template-columns:1fr;}
}
@media (max-width:820px){
  .phase-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;gap:8px;}
  .flow-arrow{transform:rotate(90deg);justify-self:center;}
  .brand h1{font-size:15px;white-space:normal;}
  .status-chip{display:none;}
  .tabs{top:70px;}
}
@media (max-width:520px){
  .wrap{padding:0 14px;}
  .section-head{font-size:19px;}
  .steps{gap:7px;}
  .step-sep{display:none;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
}

/* =====================================================
   LIGHT THEME — placed at end to override dark styles
   ===================================================== */
[data-theme="light"] body{
  background:#f8fafc;
}
[data-theme="light"] .app-header{
  background:#ffffff;
  border-bottom-color:#e2e8f0;
}
[data-theme="light"] .tabs{
  background:#ffffff;
  border-bottom-color:#e2e8f0;
}
[data-theme="light"] .card,
[data-theme="light"] .ac-card,
[data-theme="light"] .emg-card,
[data-theme="light"] .team-card,
[data-theme="light"] .phase,
[data-theme="light"] .zone-card,
[data-theme="light"] .flow-node,
[data-theme="light"] .step-chip,
[data-theme="light"] .check-item,
[data-theme="light"] .progress-shell,
[data-theme="light"] .diagram-card,
[data-theme="light"] .map-shell,
[data-theme="light"] .legend-item,
[data-theme="light"] .board-step,
[data-theme="light"] .stat,
[data-theme="light"] .spec-table-wrap,
[data-theme="light"] .sub-nav,
[data-theme="light"] .notice{
  background:#ffffff;
  border-color:#e2e8f0;
}
[data-theme="light"] .card *,
[data-theme="light"] .ac-card *,
[data-theme="light"] .emg-card *,
[data-theme="light"] .team-card *,
[data-theme="light"] .phase *,
[data-theme="light"] .zone-card *,
[data-theme="light"] .flow-node *,
[data-theme="light"] .step-chip *,
[data-theme="light"] .check-item *,
[data-theme="light"] .progress-shell *,
[data-theme="light"] .diagram-card *,
[data-theme="light"] .map-shell *,
[data-theme="light"] .legend-item *,
[data-theme="light"] .board-step *,
[data-theme="light"] .stat *,
[data-theme="light"] .spec-table-wrap *,
[data-theme="light"] .sub-nav *,
[data-theme="light"] .notice *{
  color:#000000;
}
[data-theme="light"] .phase-num{
  opacity:1;
}
[data-theme="light"] .phase[data-c="1"] .phase-num{
  background:rgba(37,99,235,.12); color:#2563eb;
}
[data-theme="light"] .phase[data-c="2"] .phase-num{
  background:rgba(220,38,38,.12); color:#dc2626;
}
[data-theme="light"] .phase[data-c="3"] .phase-num{
  background:rgba(22,163,74,.12); color:#16a34a;
}
[data-theme="light"] ul.clean li{
  color:#334155;
}
[data-theme="light"] ul.clean li strong{
  color:#1e293b;
}
[data-theme="light"] .section-sub{
  color:#475569;
}
[data-theme="light"] .notice{
  background:rgba(37,99,235,.05);
  border-color:rgba(37,99,235,.2);
  color:#334155;
}
[data-theme="light"] .notice.warn{
  background:rgba(217,119,6,.05);
  border-color:rgba(217,119,6,.2);
}
[data-theme="light"] .sub-nav-link{
  color:var(--muted);
}
[data-theme="light"] .sub-nav-link:hover{
  color:var(--text);
  background:var(--panel2);
}
[data-theme="light"] .sub-nav-link.active{
  color:#fff;
  background:linear-gradient(145deg,#1d4ed8,#1e3a8a);
}
[data-theme="light"] .spec-table th{
  background:var(--panel2);
}
[data-theme="light"] .spec-table td{
  color:#334155;
}
[data-theme="light"] .spec-table tbody tr:nth-child(even) td{
  background:rgba(241,245,249,.5);
}
[data-theme="light"] .map-shell{
  background:linear-gradient(160deg,#f8fafc,#f1f5f9);
}
[data-theme="light"] .legend-item:hover{
  background:var(--line-soft);
}
[data-theme="light"] .reset-btn{
  background:var(--panel2);
  color:var(--muted);
}
[data-theme="light"] .reset-btn:hover{
  color:var(--text);
  background:var(--line-soft);
}