:root {
  color-scheme: dark;
  --ink: #e8edf1;
  --muted: #9eabb4;
  --panel: rgba(17, 28, 35, 0.94);
  --line: rgba(212, 226, 232, 0.16);
  --accent: #e8c46a;
  --defence: #6fc8e8;
  --attack: #ef806f;
  --success: #8ed69b;
  --danger: #ff806e;
  --shadow: 0 20px 55px rgba(0, 0, 0, 0.36);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; }
body {
  min-width: 320px;
  background: radial-gradient(circle at 15% 10%, rgba(77, 121, 137, 0.18), transparent 34rem), linear-gradient(145deg, #0b151b, #111f27 55%, #0b1419);
  color: var(--ink);
}
button, select { font: inherit; }
button {
  border: 1px solid transparent;
  border-radius: .55rem;
  padding: .72rem 1rem;
  background: var(--accent);
  color: #182126;
  font-weight: 750;
  cursor: pointer;
  transition: transform 120ms ease, filter 120ms ease;
}
button:hover { filter: brightness(1.08); transform: translateY(-1px); }
button:focus-visible, select:focus-visible { outline: 3px solid rgba(232, 196, 106, .38); outline-offset: 2px; }
button.secondary { border-color: var(--line); background: rgba(255, 255, 255, .055); color: var(--ink); }
button.ghost { background: transparent; border-color: var(--line); color: var(--muted); }
button:disabled { cursor: not-allowed; opacity: .45; transform: none; }
.loading, noscript { display: block; margin: 20vh auto; max-width: 40rem; text-align: center; color: var(--muted); }
.shell { width: min(1180px, calc(100% - 3rem)); margin: 0 auto; padding: 2rem 0 3rem; }
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; }
.brand { display: flex; align-items: center; gap: .85rem; letter-spacing: .12em; font-weight: 850; }
.brand-mark { width: 2.25rem; height: 2.25rem; border: 1px solid var(--accent); border-radius: 50%; display: grid; place-items: center; color: var(--accent); font-size: .76rem; }
.version { color: var(--muted); font-size: .82rem; }
.hero { display: grid; grid-template-columns: 1.25fr .75fr; gap: 3.25rem; align-items: end; padding: 4.5rem 0 4rem; }
.eyebrow { color: var(--accent); font-size: .82rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 1.25rem; font-family: Georgia, "Noto Serif TC", serif; font-size: clamp(3.2rem, 7vw, 6.7rem); font-weight: 520; line-height: .92; letter-spacing: -.055em; }
h2 { margin-bottom: .65rem; font-family: Georgia, "Noto Serif TC", serif; font-size: 2rem; font-weight: 540; }
h3 { margin-bottom: .4rem; font-size: 1rem; }
.lead { max-width: 43rem; color: #bec9cf; font-size: 1.08rem; line-height: 1.75; }
.hero-aside { border-left: 1px solid var(--line); padding-left: 2rem; color: var(--muted); line-height: 1.7; }
.campaign-selector { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .75rem; margin: 0 0 2.25rem; }
.campaign-card { display: grid; gap: .32rem; min-height: 7rem; border-color: var(--line); padding: 1.1rem 1.2rem; background: rgba(255,255,255,.035); color: var(--ink); text-align: left; }
.campaign-card.active { border-color: var(--accent); background: rgba(232,196,106,.09); }
.campaign-card.load-failed { border-color: rgba(255,128,110,.45); }
.campaign-card span { color: var(--accent); font-size: .72rem; letter-spacing: .14em; }
.campaign-card strong { font-family: Georgia, "Noto Serif TC", serif; font-size: 1.35rem; font-weight: 540; }
.campaign-card small { color: var(--muted); font-weight: 500; }
.action-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.8rem; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin: 1rem 0 1.25rem; }
.section-heading p { margin: 0; color: var(--muted); }
.role-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.role-card { min-height: 15rem; border: 1px solid var(--line); border-radius: .85rem; padding: 1.25rem; background: linear-gradient(155deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); box-shadow: 0 12px 30px rgba(0,0,0,.16); display: flex; flex-direction: column; }
.role-card[data-side="defence"] { border-top-color: var(--defence); }
.role-card[data-side="attack"] { border-top-color: var(--attack); }
.role-number { color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .76rem; }
.completion { float: right; margin-left: .5rem; color: var(--success); font-family: inherit; font-weight: 800; }
.role-card p { color: var(--muted); font-size: .92rem; line-height: 1.55; }
.role-card button { width: 100%; margin-top: auto; }
.panel { border: 1px solid var(--line); border-radius: 1rem; padding: 1.5rem; background: var(--panel); box-shadow: var(--shadow); }
.briefing-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(18rem, .75fr); gap: 1.5rem; align-items: stretch; padding-top: 3rem; }
.briefing-main { padding: 2.25rem; }
.briefing-main h1 { margin-top: 2rem; font-size: 4.2rem; }
.briefing-list { display: grid; gap: 1rem; margin: 2rem 0; }
.briefing-item { border-top: 1px solid var(--line); padding-top: 1rem; }
.briefing-item span { display: block; margin-bottom: .25rem; color: var(--accent); font-size: .74rem; font-weight: 800; letter-spacing: .13em; }
.briefing-map { min-height: 31rem; position: relative; overflow: hidden; background: linear-gradient(90deg, transparent 66%, rgba(232,196,106,.06) 66%), repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 74px), #13242c; }
.briefing-map::after { content: "WEST  →  TARGET AREA"; position: absolute; left: 1.5rem; bottom: 1.5rem; color: rgba(255,255,255,.3); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; letter-spacing: .13em; }
.map-route { height: 1px; position: absolute; left: 12%; right: 12%; background: rgba(239,128,111,.55); }
.map-route:nth-child(1) { top: 25%; } .map-route:nth-child(2) { top: 50%; } .map-route:nth-child(3) { top: 75%; }
.map-target { width: 3.2rem; height: 3.2rem; position: absolute; right: 11%; border: 1px solid var(--accent); display: grid; place-items: center; color: var(--accent); font-weight: 800; transform: rotate(45deg); }
.map-target span { transform: rotate(-45deg); } .map-target.a { top: 28%; } .map-target.b { bottom: 28%; }
.briefing-map.naval { background: linear-gradient(145deg, #194452, #102f3d); }
.briefing-map.naval::after { content: "CONVOY ROUTE  →  ARRIVAL"; }
.map-sea-route { position: absolute; left: 12%; right: 18%; top: 52%; border-top: 2px dashed rgba(232,196,106,.42); transform: rotate(-18deg); }
.map-ship { position: absolute; color: #b7cbc4; font-size: 2rem; transform: rotate(-18deg); }
.map-ship.one { right: 28%; top: 31%; } .map-ship.two { right: 37%; top: 45%; } .map-ship.three { right: 46%; top: 59%; }
.map-arrival { position: absolute; left: 12%; top: 20%; bottom: 18%; border-left: 2px solid var(--accent); padding: .5rem; color: var(--accent); font-size: .76rem; letter-spacing: .12em; }
.tutorial-layout { display: grid; grid-template-columns: minmax(19rem, .65fr) minmax(0, 1.35fr); gap: 1rem; align-items: start; }
.tutorial-steps { display: grid; gap: .75rem; margin: 1.5rem 0; padding-left: 1.5rem; color: var(--muted); line-height: 1.5; }
.tutorial-steps li { padding-left: .35rem; }
.tutorial-steps li.current { color: var(--ink); }
.tutorial-steps li.done { color: var(--success); text-decoration: line-through; text-decoration-thickness: 1px; }
.tutorial-status { min-height: 3rem; border-left: 2px solid var(--accent); padding: .6rem .8rem; color: #cbd7dc; line-height: 1.5; }
.tutorial-canvas-frame { overflow: hidden; border: 1px solid rgba(232,196,106,.34); border-radius: .8rem; background: #203941; box-shadow: var(--shadow); }
#tutorial-canvas { display: block; width: 100%; height: auto; aspect-ratio: 12/7; cursor: crosshair; }
.planning-layout { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: 1rem; }
.planning-copy { position: sticky; top: 1rem; align-self: start; }
.planning-map { min-height: 17rem; margin-top: 1rem; border-radius: .65rem; background: #142a34; position: relative; overflow: hidden; }
.planning-map .lane { height: 33.333%; border-bottom: 1px dashed rgba(255,255,255,.13); padding: .75rem; color: rgba(255,255,255,.36); font-size: .76rem; }
.plan-marker { position: absolute; z-index: 2; min-width: 6.4rem; border: 1px solid currentColor; border-radius: 999px; padding: .35rem .55rem; background: #10222a; color: var(--defence); font-size: .68rem; text-align: center; transform: translateY(-50%); }
.plan-marker.marker-1 { left: 24%; } .plan-marker.marker-2 { left: 48%; } .plan-marker.marker-3 { left: 72%; }
.plan-marker[data-region="north"] { top: 17%; } .plan-marker[data-region="middle"] { top: 50%; } .plan-marker[data-region="south"] { top: 83%; }
.plan-marker[data-region="front"] { top: 17%; } .plan-marker[data-region="rear"] { top: 50%; }
.plan-marker[data-region="reserve"] { top: auto; bottom: .35rem; color: var(--muted); transform: none; }
.planning-map[data-side="attack"] .plan-marker { color: var(--attack); }
.opponent-option { display: flex; align-items: center; gap: .55rem; margin-top: 1rem; color: var(--ink); line-height: 1.45; }
.opponent-option input { width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }
.opponent-option ~ * { color: inherit; }
.preview-target { position: absolute; right: 5%; width: 1.8rem; height: 1.8rem; display: grid; place-items: center; border: 1px solid var(--accent); color: var(--accent); font-weight: 800; }
.preview-target.target-a { top: 25%; } .preview-target.target-b { bottom: 25%; }
.assignment-list { display: grid; gap: .8rem; }
.assignment { border: 1px solid var(--line); border-radius: .75rem; padding: 1rem; background: rgba(255,255,255,.025); }
.assignment-header { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: .85rem; }
.assignment-header span { color: var(--muted); font-size: .8rem; }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
label { color: var(--muted); font-size: .78rem; }
select { width: 100%; margin-top: .35rem; border: 1px solid var(--line); border-radius: .45rem; padding: .65rem; background: #101e25; color: var(--ink); }
.plan-status { min-height: 1.5rem; margin-top: 1rem; color: var(--danger); font-size: .85rem; line-height: 1.5; }
.battle-shell { width: min(1280px, calc(100% - 2rem)); margin: 0 auto; padding: 1rem 0 2rem; }
.battle-topbar, .battle-controls { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .7rem; }
.battle-controls { margin: .7rem 0 0; }
.battle-title { display: flex; align-items: baseline; gap: .8rem; }
.battle-title h2 { margin: 0; font-size: 1.25rem; }
.battle-title span { color: var(--muted); font-size: .82rem; }
.hud { display: flex; gap: .65rem; flex-wrap: wrap; }
.hud-chip { min-width: 7rem; border: 1px solid var(--line); border-radius: .45rem; padding: .5rem .65rem; background: rgba(0,0,0,.24); color: var(--muted); font-size: .74rem; }
.hud-chip strong { display: block; color: var(--ink); font-size: .94rem; }
.canvas-frame { position: relative; overflow: hidden; border: 1px solid rgba(232,196,106,.34); border-radius: .75rem; background: #203941; box-shadow: var(--shadow); }
#battle-canvas {
  display: block;
  width: min(100%, calc((100vh - 9.5rem) * 1.5));
  height: auto;
  margin: 0 auto;
  aspect-ratio: 3/2;
  cursor: crosshair;
}
.pause-overlay { position: absolute; inset: 0; display: none; place-items: center; background: rgba(5,11,14,.76); backdrop-filter: blur(2px); font-family: Georgia, "Noto Serif TC", serif; font-size: 2.6rem; }
.pause-overlay.visible { display: grid; }
.canvas-frame.shake { animation: hit-shake 120ms linear; }
.battle-feedback { position: absolute; left: 50%; bottom: 1rem; z-index: 4; max-width: calc(100% - 2rem); border: 1px solid var(--line); border-radius: 999px; padding: .55rem .85rem; background: rgba(7,15,19,.9); color: var(--ink); opacity: 0; transform: translate(-50%, .5rem); transition: opacity 120ms ease, transform 120ms ease; pointer-events: none; }
.battle-feedback.visible { opacity: 1; transform: translate(-50%, 0); }
.battle-feedback[data-tone="warning"] { border-color: var(--danger); } .battle-feedback[data-tone="success"] { border-color: var(--success); }
.control-hint { color: var(--muted); font-size: .8rem; }
.speed-controls { display: flex; gap: .4rem; }
.speed-controls button { padding: .45rem .65rem; background: transparent; border-color: var(--line); color: var(--muted); }
.speed-controls button.active { border-color: var(--accent); color: var(--accent); }
.debrief { max-width: 880px; margin: 3rem auto; }
.result-banner { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 2rem; border-bottom: 1px solid var(--line); padding-bottom: 1.5rem; margin-bottom: 1.5rem; }
.result-banner > div { flex: 0 0 auto; max-width: 100%; }
.result-banner > p { flex: 1 1 20rem; min-width: 0; overflow-wrap: anywhere; }
.result-banner h1 { margin: 0; font-size: 4.5rem; }
.result-success { color: var(--success); } .result-failure { color: var(--danger); }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; margin: 1.5rem 0; }
.metric { border: 1px solid var(--line); border-radius: .65rem; padding: 1rem; background: rgba(255,255,255,.025); color: var(--muted); font-size: .78rem; }
.metric strong { display: block; margin-top: .3rem; color: var(--ink); font-size: 1.6rem; }
.metrics.compact { margin-top: .75rem; }
.ship-results { display: grid; grid-template-columns: repeat(3, 1fr); gap: .65rem; margin: .7rem 0 1rem; }
.ship-results div { display: grid; gap: .35rem; border: 1px solid var(--line); border-radius: .55rem; padding: .8rem; background: rgba(255,255,255,.025); }
.ship-results span { color: var(--muted); font-size: .78rem; }
.timeline { max-height: 15rem; overflow: auto; margin: 1rem 0 1.5rem; border-top: 1px solid var(--line); }
.timeline-item { display: grid; grid-template-columns: 4rem 1fr; gap: 1rem; border-bottom: 1px solid var(--line); padding: .7rem 0; color: var(--muted); font-size: .85rem; }
.timeline-item time { color: var(--accent); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.plan-summary { display: grid; gap: .45rem; margin: .7rem 0 1.5rem; padding: 0; list-style: none; color: var(--muted); font-size: .88rem; }
.comparison-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .65rem; margin: .7rem 0; }
.comparison-grid div { border: 1px solid var(--line); border-radius: .55rem; padding: .75rem; color: var(--muted); font-size: .76rem; }
.comparison-grid strong { display: block; margin-top: .25rem; color: var(--ink); font-size: 1.15rem; }
.notice { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; border: 1px solid var(--line); border-radius: .7rem; padding: .8rem 1rem; background: rgba(111,200,232,.08); color: #cbd7dc; line-height: 1.5; }
.notice.warning { border-color: rgba(255,128,110,.38); background: rgba(255,128,110,.07); }
.notice div { display: flex; flex: none; gap: .45rem; }
.notice button { padding: .45rem .65rem; }
.settings-panel { max-width: 780px; margin: 3rem auto; }
.settings-panel h1 { font-size: 4rem; }
.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.settings-grid > div, .settings-grid > label { border-top: 1px solid var(--line); padding-top: 1rem; }
.settings-grid p { color: var(--muted); line-height: 1.6; }
@keyframes hit-shake { 25% { transform: translateX(-3px); } 50% { transform: translateX(3px); } 75% { transform: translateX(-2px); } }
.error-box { max-width: 42rem; margin: 15vh auto; border: 1px solid rgba(255,128,110,.38); border-radius: .75rem; padding: 1.5rem; background: var(--panel); }
.campaign-load-error { max-width: 44rem; margin: 2rem auto; }
@media (max-width: 1080px) { .role-grid { grid-template-columns: repeat(2, 1fr); } .hero { grid-template-columns: 1fr; } .briefing-layout, .planning-layout, .tutorial-layout { grid-template-columns: 1fr; } .planning-copy { position: static; } }
@media (max-width: 700px) {
  .shell { width: min(100% - 1.5rem, 1180px); padding-top: 1rem; }
  .topbar, .section-heading, .battle-topbar, .battle-controls, .result-banner, .notice { align-items: flex-start; flex-direction: column; }
  .hero { padding: 2.5rem 0; gap: 2rem; }
  h1 { font-size: 3.2rem; }
  .briefing-main h1, .result-banner h1 { font-size: 3rem; }
  .result-banner > p { flex-basis: auto; }
  .role-grid, .fields, .metrics, .comparison-grid, .settings-grid, .campaign-selector, .ship-results { grid-template-columns: 1fr; }
  .hud { width: 100%; }
  .hud-chip { flex: 1; }
  .battle-shell { width: calc(100% - 1rem); }
  #battle-canvas { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }

.air-brief-map { display: flex; flex-direction: column; align-items: center; justify-content: space-around; height: 100%; min-height: 360px; padding: 2rem; text-align: center; }
.air-brief-map strong { border: 2px dashed var(--accent, #e8c46a); padding: 2rem; line-height: 2; }
.air-results { width: 100%; border-collapse: collapse; margin: 1.5rem 0; }
.air-results th, .air-results td { padding: .7rem; border-bottom: 1px solid #ffffff30; text-align: center; }
.air-plan-preview { padding: 1rem; background: #ffffff08; border-left: 2px solid #e8c46a; font-size: .85rem; }

.briefing-map:has(.air-brief-map)::after { content: "WEST ← AIR CONTROL → EAST"; }

.airfield-brief-map { position: relative; z-index: 2; padding: 2rem; color: #f3dc96; text-align: center; }
.briefing-map:has(.airfield-brief-map)::after { content: "AIRFIELD RAID · SCRAMBLE"; }
.air-plan-preview { white-space: pre-line; }

.fleet-brief-map { margin: 2rem; line-height: 1.7; color: var(--text); }
.fleet-brief-map strong { color: #9cdef3; font-size: 1.4rem; }
.fleet-rule { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; padding: 1rem; background: #173b48; border: 1px solid #397083; border-radius: 8px; }
.fleet-rule strong { color: #9cdef3; }
.fleet-plan .air-plan-preview { font-size: .8rem; line-height: 1.8; }

.intelligence-panel { padding: 12px 20px; color: var(--gold, #e8c46a); background: #172f39; border-top: 1px solid rgba(232,196,106,.25); font-size: .88rem; line-height: 1.6; min-height: 48px; }

select:disabled { opacity: .5; cursor: not-allowed; }
.briefing-map:has(.desert-brief-map) { background: linear-gradient(145deg, #59462e, #29271d); }
.briefing-map:has(.desert-brief-map)::after { content: "STRIKE · PRESERVATION · TRANSFER"; }
.desert-brief-map { margin: 1rem; }
.desert-brief-map strong { font-size: 1.15rem; color: #ffe0a2; }
.desert-objectives { padding: 1rem; border: 1px solid #927851; border-radius: .65rem; background: rgba(151,113,51,.12); line-height: 1.6; }
.desert-objectives p:last-child { margin-bottom: 0; }
.desert-objectives + .metrics { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.desert-assets { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.battle-shell.desert .battle-topbar { flex-wrap: wrap; }
.battle-shell.desert [data-hud="objective"] { max-width: 36rem; line-height: 1.5; }
canvas.transfer-canvas { cursor: default !important; }
@media (max-width: 700px) {
  .campaign-selector { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .campaign-card { padding: .85rem; }
  .campaign-card strong { font-size: 1.15rem; }
  .desert-objectives + .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .desert-assets { grid-template-columns: 1fr; }
}

.kosovo-operator { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; padding: .8rem 1.2rem; background: #18343b; border: 1px solid #427078; border-radius: 12px; margin: .75rem 0; }
.kosovo-operator p { margin: .25rem 0; font-size: .88rem; }
.kosovo-operator label { display: grid; gap: .2rem; font-size: .85rem; }
.kosovo-operator [data-fire-reason] { color: #e8c46a; font-size: .85rem; }
.kosovo-operator small { color: #a9c5c9; }
@media (max-width: 620px) { .kosovo-operator { align-items: stretch; } .kosovo-operator label { width: 100%; } }

.iraq-operator { padding: 16px 24px; background: #202d32; border-bottom: 1px solid var(--border); }
.iraq-assets { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; margin-bottom: 12px; }
.iraq-assets article { border: 1px solid var(--border); padding: 12px; border-radius: 8px; }
.iraq-assets select { margin: 8px 0; width: 100%; }
.iraq-assets small { display: block; margin-top: 8px; }
.iraq-observe { padding: 12px 24px; display: flex; align-items: center; gap: 16px; }
@media (max-width: 700px) { .iraq-assets { grid-template-columns: 1fr; } .iraq-observe { flex-wrap: wrap; } }

.intelligence-panel { white-space: pre-line; }