/* Galactic Civilisations Online — premium sci-fi mobile-first UI (§174, §194) */
:root {
  --bg: #05070f;
  --panel: rgba(13, 20, 38, 0.82);
  --panel-solid: #0d1426;
  --panel-border: rgba(96, 165, 250, 0.22);
  --accent: #5eead4;
  --accent2: #818cf8;
  --gold: #fbbf24;
  --danger: #f87171;
  --ok: #34d399;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --radius: 14px;
  --blur: blur(14px);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.55);
  --hud-h: 52px;
  --nav-h: 60px;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; overflow: hidden; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", sans-serif;
  font-size: 14px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}
#app { position: fixed; inset: 0; }
#scene { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
#ui { position: absolute; inset: 0; pointer-events: none; z-index: 10; }
#ui > * { pointer-events: auto; }

button {
  font: inherit; color: inherit; background: none; border: none; cursor: pointer;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 16px; border-radius: 10px;
  background: linear-gradient(135deg, rgba(94, 234, 212, 0.16), rgba(129, 140, 248, 0.16));
  border: 1px solid rgba(94, 234, 212, 0.35);
  color: var(--text); font-weight: 600; letter-spacing: 0.02em;
  transition: filter 0.15s, transform 0.05s;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.35; pointer-events: none; }
.btn.primary { background: linear-gradient(135deg, rgba(94, 234, 212, 0.35), rgba(129, 140, 248, 0.35)); border-color: var(--accent); }
.btn.danger { background: linear-gradient(135deg, rgba(248, 113, 113, 0.25), rgba(248, 113, 113, 0.12)); border-color: rgba(248, 113, 113, 0.5); }
.btn.small { padding: 5px 10px; font-size: 12px; border-radius: 8px; }
.btn.ghost { background: rgba(255,255,255,0.04); border-color: rgba(148, 163, 184, 0.3); }

/* ---------- Top HUD (§174; segment 19: two rows on mobile) ---------- */
#hud {
  position: absolute; top: 0; left: 0; right: 0; height: var(--hud-h);
  display: flex; align-items: center; gap: 8px; padding: 0 10px;
  background: var(--panel); backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--panel-border);
  font-size: 12px; overflow: hidden; white-space: nowrap;
}
/* desktop: both groups unwrap into the classic single row */
.hud-r1, .hud-r2 { display: contents; }
.hud-sys { order: 1; } .hud-credits { order: 2; } .hud-rate { order: 3; } .hud-pop { order: 4; }
.hud-power { order: 5; } .hud-res { order: 6; } #hud .spacer { order: 7; }
#hud-bell { order: 8; } #hud-settings { order: 9; } #server-dot { order: 10; }
/* mobile: row 1 = system name + actions (fixed, adaptive); row 2 = scrolling resources */
@media (max-width: 759px) {
  :root { --hud-h: 64px; }
  #hud { flex-direction: column; align-items: stretch; justify-content: center; gap: 3px; padding: 6px 12px 5px; }
  .hud-r1 { display: flex; align-items: center; gap: 8px; min-width: 0; }
  .hud-r2 {
    display: flex; align-items: center; gap: 8px; min-width: 0;
    overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch;
    scrollbar-width: none; touch-action: pan-x;
  }
  .hud-r2::-webkit-scrollbar { display: none; }
  .hud-r1 .hud-sys { flex: 1 1 auto; min-width: 0; }
  .hud-sys #hud-sys { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .hud-r2 .hud-item { flex: 0 0 auto; }
}
.hud-item { display: flex; align-items: center; gap: 5px; padding: 4px 8px; border-radius: 8px; background: rgba(255,255,255,0.04); flex: 0 0 auto; }
.hud-item .ico { font-size: 13px; }
.hud-credits .val { color: var(--gold); font-weight: 700; }
.hud-pop .val { color: var(--accent); font-weight: 700; }
.hud-power .val { color: var(--accent2); font-weight: 700; }
.hud-res { color: var(--text-dim); }
.hud-res b { color: var(--text); }
.hud-rate { color: var(--text-dim); font-size: 10px; }
#hud .spacer { flex: 1 1 auto; min-width: 4px; }
#server-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); flex: 0 0 auto; }
#server-dot.offline { background: var(--danger); box-shadow: 0 0 8px var(--danger); }
.hud-btn { flex: 0 0 auto; width: 34px; height: 34px; border-radius: 10px; background: rgba(255,255,255,0.05); border: 1px solid var(--panel-border); display: flex; align-items: center; justify-content: center; font-size: 16px; position: relative; }
.hud-btn .badge { position: absolute; top: -4px; right: -4px; min-width: 16px; height: 16px; border-radius: 8px; background: var(--danger); color: #fff; font-size: 10px; display: flex; align-items: center; justify-content: center; padding: 0 4px; }

/* ---------- Bottom navigation (§174) ---------- */
#nav {
  position: absolute; bottom: 0; left: 0; right: 0; height: var(--nav-h);
  display: flex; background: var(--panel); backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border-top: 1px solid var(--panel-border);
  padding-bottom: env(safe-area-inset-bottom);
}
#nav button {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  color: var(--text-dim); font-size: 10px; letter-spacing: 0.04em; text-transform: uppercase;
  border-top: 2px solid transparent; position: relative; overflow: visible;
}
/* live process progress (construction / research / fleets) */
#nav button .nav-bar {
  position: absolute; top: 0; left: 10%; right: 10%; height: 3px; border-radius: 2px;
  background: rgba(148, 163, 184, 0.16); overflow: hidden; opacity: 0;
  transition: opacity 0.3s ease; pointer-events: none;
}
#nav button .nav-bar.on { opacity: 1; }
#nav button .nav-bar > span {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  box-shadow: 0 0 6px rgba(94, 234, 212, 0.55);
  transition: width 0.55s linear; border-radius: 2px;
}
#nav button .nav-bar > span.done { animation: navPulse 1.1s ease-in-out infinite; }
@keyframes navPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }
#nav button .nav-timer {
  position: absolute; top: 4px; right: 6px; font-size: 8px; line-height: 1;
  padding: 2px 4px; border-radius: 6px; letter-spacing: 0.02em; text-transform: none;
  color: var(--accent); background: rgba(94, 234, 212, 0.1);
  border: 1px solid rgba(94, 234, 212, 0.3); opacity: 0;
  transition: opacity 0.3s ease; pointer-events: none; white-space: nowrap;
}
#nav button .nav-timer.on { opacity: 1; }
#nav button .nico { font-size: 19px; filter: grayscale(0.4); }
#nav button.active { color: var(--accent); border-top-color: var(--accent); }
#nav button.active .nico { filter: none; }

/* ---------- Panels (bottom sheets) ---------- */
.panel {
  position: absolute; left: 0; right: 0; bottom: var(--nav-h);
  max-height: 62vh; display: none; flex-direction: column;
  background: var(--panel); backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border-top: 1px solid var(--panel-border); border-radius: 18px 18px 0 0;
  box-shadow: var(--shadow); animation: slideUp 0.22s ease;
}
.panel.open { display: flex; }
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: none; opacity: 1; } }
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px 8px; border-bottom: 1px solid rgba(148,163,184,0.12);
}
.panel-title { font-size: 15px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.panel-body { overflow-y: auto; padding: 12px 14px calc(16px + env(safe-area-inset-bottom)); touch-action: pan-y; }

/* ---------- Cards & rows ---------- */
.card {
  background: rgba(255,255,255,0.035); border: 1px solid rgba(148,163,184,0.14);
  border-radius: var(--radius); padding: 12px; margin-bottom: 10px;
}
.card .card-title { font-weight: 700; margin-bottom: 4px; display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.card .dim { color: var(--text-dim); font-size: 12px; line-height: 1.45; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 10px; letter-spacing: 0.05em; text-transform: uppercase; border: 1px solid rgba(148,163,184,0.35); color: var(--text-dim); }
.tag.ok { color: var(--ok); border-color: rgba(52,211,153,0.5); }
.tag.locked { color: var(--danger); border-color: rgba(248,113,113,0.4); }
.tag.active { color: var(--accent); border-color: rgba(94,234,212,0.5); }
.tag.rare { color: var(--gold); border-color: rgba(251,191,36,0.5); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 7px 0; border-bottom: 1px dashed rgba(148,163,184,0.12); font-size: 13px; }
.row:last-child { border-bottom: none; }
.row .k { color: var(--text-dim); }
.row .v { font-weight: 600; text-align: right; }
.progress { height: 6px; border-radius: 3px; background: rgba(148,163,184,0.18); overflow: hidden; margin: 6px 0; }
.progress > div { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); border-radius: 3px; transition: width 0.5s; }
.progress.gold > div { background: linear-gradient(90deg, #f59e0b, var(--gold)); }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 8px; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs button { flex: 0 0 auto; padding: 6px 12px; border-radius: 999px; font-size: 12px; color: var(--text-dim); background: rgba(255,255,255,0.05); border: 1px solid rgba(148,163,184,0.2); }
.tabs button.active { color: var(--accent); border-color: rgba(94,234,212,0.5); background: rgba(94,234,212,0.1); }

/* ---------- Fleet UI (§60–62, §112–114) ---------- */
.fleet-row { display: flex; gap: 10px; align-items: flex-start; }
.fleet-row input[type="checkbox"] { margin-top: 4px; accent-color: var(--accent); width: 17px; height: 17px; }
.fleet-stats { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.stat-chip { font-size: 10px; padding: 3px 8px; border-radius: 6px; background: rgba(129,140,248,0.12); border: 1px solid rgba(129,140,248,0.25); color: var(--text-dim); }
.stat-chip b { color: var(--text); }
.cmd-bar { display: flex; gap: 6px; flex-wrap: wrap; padding: 10px 0; }
.cmd-bar .btn { flex: 1 1 30%; font-size: 12px; padding: 8px 6px; }

/* ---------- Modals ---------- */
.modal-back {
  /* body-level + fixed: must stack ABOVE the compact focus card (#planet-card, z 30) */
  position: fixed; inset: 0; background: rgba(3, 6, 14, 0.72); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; z-index: 50; padding: 18px;
  pointer-events: auto;
  animation: fadeIn 0.15s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  width: 100%; max-width: 430px; max-height: 84vh; overflow-y: auto;
  background: var(--panel-solid); border: 1px solid var(--panel-border); border-radius: 18px;
  box-shadow: var(--shadow); padding: 18px; touch-action: pan-y;
}
.modal h3 { color: var(--accent); letter-spacing: 0.08em; text-transform: uppercase; font-size: 14px; margin-bottom: 10px; }
.modal .modal-actions { display: flex; gap: 8px; margin-top: 14px; }
.modal .modal-actions .btn { flex: 1; }
.settler-opts { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0; }
.settler-opts button { padding: 10px 14px; border-radius: 10px; background: rgba(94,234,212,0.08); border: 1px solid rgba(94,234,212,0.35); font-weight: 700; color: var(--accent); }
.settler-opts button.sel { background: rgba(94,234,212,0.25); }
.warning-box { background: rgba(251,191,36,0.1); border: 1px solid rgba(251,191,36,0.4); border-radius: 10px; padding: 10px 12px; margin: 10px 0; font-size: 13px; line-height: 1.5; }

/* ---------- Toasts & notifications ---------- */
#toasts { position: absolute; top: calc(var(--hud-h) + 8px); left: 50%; transform: translateX(-50%); width: min(92vw, 380px); z-index: 60; display: flex; flex-direction: column; gap: 6px; pointer-events: none; }
.toast {
  background: var(--panel-solid); border: 1px solid var(--panel-border); border-left: 3px solid var(--accent);
  border-radius: 10px; padding: 10px 14px; font-size: 13px; box-shadow: var(--shadow);
  animation: toastIn 0.25s ease;
}
.toast.warn { border-left-color: var(--gold); }
.toast.error { border-left-color: var(--danger); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ---------- Chat ---------- */
#chat-fab {
  position: absolute; right: 12px; bottom: calc(var(--nav-h) + 12px);
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--panel); backdrop-filter: var(--blur); border: 1px solid var(--panel-border);
  box-shadow: var(--shadow); font-size: 20px; display: flex; align-items: center; justify-content: center;
}
#chat-overlay {
  position: absolute; right: 8px; bottom: calc(var(--nav-h) + 66px); width: min(92vw, 360px); height: 55vh;
  background: var(--panel); backdrop-filter: var(--blur); border: 1px solid var(--panel-border);
  border-radius: 16px; display: none; flex-direction: column; box-shadow: var(--shadow); overflow: hidden;
}
#chat-overlay.open { display: flex; }
#chat-messages { flex: 1; overflow-y: auto; padding: 10px; display: flex; flex-direction: column; gap: 6px; touch-action: pan-y; }
.chat-msg { font-size: 13px; line-height: 1.4; }
.chat-msg .who { color: var(--accent2); font-weight: 700; }
.chat-msg .t { color: var(--text-dim); font-size: 10px; margin-left: 6px; }
.chat-msg.system { color: var(--text-dim); font-style: italic; }
#chat-input { display: flex; gap: 8px; padding: 10px; border-top: 1px solid rgba(148,163,184,0.15); }
#chat-input input {
  flex: 1; background: rgba(255,255,255,0.06); border: 1px solid rgba(148,163,184,0.25);
  border-radius: 10px; padding: 9px 12px; color: var(--text); font: inherit; outline: none; user-select: text; -webkit-user-select: text;
}
#chat-input input:focus { border-color: var(--accent); }

/* ---------- Auth & planet choice ---------- */
.fullscreen {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at 50% -20%, rgba(99,102,241,0.18), transparent 60%),
              radial-gradient(ellipse at 80% 120%, rgba(94,234,212,0.1), transparent 55%), var(--bg);
  z-index: 100; padding: 20px; overflow-y: auto; touch-action: pan-y;
}
.auth-box { width: 100%; max-width: 380px; text-align: center; }
.game-logo { font-size: 26px; font-weight: 800; letter-spacing: 0.22em; text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.game-sub { color: var(--text-dim); font-size: 11px; letter-spacing: 0.32em; text-transform: uppercase; margin: 6px 0 26px; }
.auth-box input {
  width: 100%; background: rgba(255,255,255,0.05); border: 1px solid rgba(148,163,184,0.3);
  border-radius: 12px; padding: 12px 14px; color: var(--text); font: inherit; outline: none; margin-bottom: 10px;
  user-select: text; -webkit-user-select: text;
}
.auth-box input:focus { border-color: var(--accent); }
.auth-error { color: var(--danger); font-size: 12px; min-height: 18px; margin-bottom: 6px; }
.planet-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; width: 100%; }
.planet-card {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(148,163,184,0.2); border-radius: 14px;
  padding: 12px; text-align: left; transition: border-color 0.15s;
}
.planet-card.sel { border-color: var(--accent); box-shadow: 0 0 18px rgba(94,234,212,0.25); }
.planet-card.dis { opacity: 0.45; }
.planet-swatch { width: 100%; height: 64px; border-radius: 10px; margin-bottom: 8px; }

/* ---------- Labels in 3D scenes ---------- */
#labels { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.obj-label {
  position: absolute; transform: translate(-50%, -50%); pointer-events: auto; cursor: pointer;
  font-size: 11px; letter-spacing: 0.06em; color: var(--text); text-align: center; white-space: nowrap;
  text-shadow: 0 0 8px rgba(0,0,0,0.9), 0 0 3px rgba(0,0,0,1); padding: 3px 6px;
}
.obj-label .sub { display: block; font-size: 9px; color: var(--text-dim); }
.obj-label.own { color: var(--accent); }
.obj-label.fleet { color: var(--gold); }
.obj-label .dot { display: block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin: 2px auto 0; box-shadow: 0 0 8px var(--accent); }
.obj-label.fleet .dot { background: var(--gold); box-shadow: 0 0 8px var(--gold); }

/* ---------- Immersive mode (§69) ---------- */
body.immersive #hud, body.immersive #nav, body.immersive #chat-fab, body.immersive .panel { display: none !important; }
#immersive-exit {
  position: absolute; top: 12px; right: 12px; width: 40px; height: 40px; border-radius: 12px;
  background: rgba(13,20,38,0.5); border: 1px solid var(--panel-border); color: var(--text);
  display: none; align-items: center; justify-content: center; font-size: 18px; z-index: 40;
}
body.immersive #immersive-exit { display: flex; }

/* ---------- Misc ---------- */
.res-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.res-item { background: rgba(255,255,255,0.04); border: 1px solid rgba(148,163,184,0.15); border-radius: 10px; padding: 8px 10px; font-size: 12px; }
.res-item .rn { color: var(--text-dim); font-size: 11px; }
.res-item .rv { font-weight: 700; }
.muted { color: var(--text-dim); }
.gold { color: var(--gold); }
.green { color: var(--ok); }
.red { color: var(--danger); }
.accent { color: var(--accent); }
.small { font-size: 11px; }
.mt8 { margin-top: 8px; } .mt12 { margin-top: 12px; }
.center { text-align: center; }
hr.sep { border: none; border-top: 1px solid rgba(148,163,184,0.15); margin: 10px 0; }

/* Desktop tweaks */
@media (min-width: 760px) {
  .panel { left: 14px; right: auto; bottom: calc(var(--nav-h) + 14px); width: 430px; max-height: 74vh; border-radius: 18px; border: 1px solid var(--panel-border); }
  #nav { left: 50%; right: auto; transform: translateX(-50%); width: 560px; border-radius: 18px 18px 0 0; bottom: 0; }
}

/* ---------- Scene transition fade ---------- */
#fade {
  position: absolute; inset: 0; background: #04060d; opacity: 0;
  pointer-events: none; transition: opacity 0.35s ease; z-index: 90;
}
#fade.on { opacity: 1; pointer-events: auto; }

/* ---------- Focused-planet info card (system view) ---------- */
.focus-card {
  position: absolute; left: 12px; right: 12px; bottom: calc(var(--nav-h) + 12px);
  max-width: 430px; margin: 0 auto;
  background: var(--panel); backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--panel-border); border-radius: 16px; padding: 13px 15px;
  box-shadow: var(--shadow); display: none; z-index: 30;
  animation: slideUp 0.25s ease;
}
.focus-card.open { display: block; }
.focus-card .fc-title { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.focus-card .fc-name { font-size: 16px; font-weight: 800; letter-spacing: 0.04em; color: var(--accent); }
.focus-card .fc-kind { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; }
.focus-card .fc-actions { display: flex; gap: 8px; margin-top: 10px; }
.focus-card .fc-actions .btn { flex: 1; }
@media (min-width: 760px) {
  .focus-card { left: auto; right: 14px; bottom: calc(var(--nav-h) + 14px); width: 360px; margin: 0; }
}

.mb4 { margin-bottom: 4px; }

/* ---------- Targeting bar (visible only while giving a fleet command) ---------- */
#target-bar {
  position: absolute; left: 50%; transform: translateX(-50%);
  bottom: calc(var(--nav-h) + 18px); z-index: 35;
  display: none; align-items: center; gap: 10px;
  max-width: min(92vw, 540px);
  background: var(--panel); backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border: 1px solid rgba(94, 234, 212, 0.4); border-radius: 16px; padding: 10px 12px;
  box-shadow: var(--shadow); animation: slideUp 0.25s ease;
}
#target-bar.open { display: flex; }
#target-bar #tb-hint { font-size: 13px; color: var(--text-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#target-bar #tb-hint.target { color: var(--accent); font-weight: 700; }
#target-bar #tb-confirm { display: none; white-space: nowrap; }
#target-bar #tb-confirm.show { display: inline-flex; animation: tbPulse 1.6s ease-in-out infinite; }
@keyframes tbPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(94, 234, 212, 0.5); } 50% { box-shadow: 0 0 0 9px rgba(94, 234, 212, 0); } }

/* ---------- Ship rows + module tags (segment 14) ---------- */
.ship-row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; padding: 4px 0; border-top: 1px dashed rgba(96, 165, 250, 0.12); }
.ship-row .ship-name { font-size: 12px; font-weight: 600; color: var(--text); }
.tag.module-tag { background: rgba(94, 234, 212, 0.12); border-color: rgba(94, 234, 212, 0.35); color: var(--accent); font-size: 10px; }
.tag.small { font-size: 10px; padding: 1px 6px; }
.mb8 { margin-bottom: 8px; }

/* ---------- Research dependency tree (segment 16, mobile-first) ---------- */
.tech-scroll { overflow-x: auto; overflow-y: auto; -webkit-overflow-scrolling: touch; touch-action: pan-x pan-y; margin: 8px -12px 0; padding: 0 12px; }
.tech-tree { position: relative; }
.tech-edges { position: absolute; inset: 0; pointer-events: none; }
.tech-edge { fill: none; stroke: rgba(96, 165, 250, 0.16); stroke-width: 1.5; }
.tech-edge.on { stroke: rgba(94, 234, 212, 0.42); }
.tech-node {
  position: absolute; width: 86px; height: 92px; border-radius: 12px;
  border: 1px solid var(--panel-border); background: var(--panel);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; padding: 6px; color: var(--text); font: inherit; text-align: center;
  cursor: pointer; -webkit-tap-highlight-color: transparent;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.tech-node:active { transform: scale(0.93); }
.tech-node .tn-icon { font-size: 20px; line-height: 1; }
.tech-node .tn-name {
  font-size: 9.5px; font-weight: 700; line-height: 1.15; letter-spacing: 0.02em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.tech-node .tn-pips { display: flex; gap: 3px; align-items: center; min-height: 6px; }
.tech-node .tn-lv { font-size: 9px; color: var(--text-dim); }
.pip { width: 6px; height: 6px; border-radius: 50%; background: rgba(255, 255, 255, 0.12); }
.pip.f { background: var(--accent); box-shadow: 0 0 6px rgba(94, 234, 212, 0.8); }
.tech-node.done { border-color: rgba(94, 234, 212, 0.45); background: rgba(94, 234, 212, 0.08); }
.tech-node.avail { border-color: rgba(125, 180, 255, 0.55); box-shadow: 0 0 10px rgba(96, 165, 250, 0.25); }
.tech-node.locked { opacity: 0.45; }
.tech-node.maxed { border-color: rgba(255, 209, 102, 0.6); background: rgba(255, 209, 102, 0.07); }
.tech-node.maxed .pip.f { background: #ffd166; box-shadow: 0 0 6px rgba(255, 209, 102, 0.8); }
.tech-legend { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding: 8px 2px 2px; }
.tech-legend .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px; vertical-align: middle; }
.tech-legend .dot.done { background: var(--accent); }
.tech-legend .dot.avail { background: #7db4ff; }
.tech-legend .dot.locked { background: rgba(255, 255, 255, 0.2); }
.tech-effects { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }

/* ---------- Segment 17: global custom scrollbars ---------- */
* { scrollbar-width: thin; scrollbar-color: rgba(94, 234, 212, 0.35) rgba(10, 16, 30, 0.5); }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(10, 16, 30, 0.45); border-radius: 8px; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(94, 234, 212, 0.45), rgba(96, 165, 250, 0.45));
  border-radius: 8px; border: 2px solid rgba(10, 16, 30, 0.65);
}
::-webkit-scrollbar-thumb:hover { background: linear-gradient(180deg, rgba(94, 234, 212, 0.7), rgba(96, 165, 250, 0.7)); }
::-webkit-scrollbar-corner { background: transparent; }

/* ---------- Segment 17: research category picker (icon-only) + title ---------- */
.tabs.cat-tabs { scrollbar-width: thin; padding-bottom: 6px; }
.tabs.cat-tabs::-webkit-scrollbar { display: block; height: 5px; }
.tabs.cat-tabs button { font-size: 16px; line-height: 1; padding: 7px 11px; }
.cat-title {
  font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text); margin: 2px 2px 8px; display: flex; align-items: baseline; gap: 6px;
}
.cat-title b { color: var(--accent); font-size: 13px; letter-spacing: 0.1em; }

/* ---------- Segment 17: mobile panels are fullscreen (header → nav) ---------- */
@media (max-width: 759px) {
  .panel {
    top: var(--hud-h); bottom: var(--nav-h); left: 0; right: 0;
    width: 100%; max-height: none; border-radius: 0; border-top: none;
    animation: fadeIn 0.18s ease;
  }
}

/* ---- segment 26: object-label toggle ---- */
#label-toggle {
  position: absolute; top: calc(var(--hud-h) + 10px); right: 10px; z-index: 30;
  width: 40px; height: 40px; border-radius: 12px;
  background: rgba(13,20,38,0.55); backdrop-filter: blur(8px);
  border: 1px solid rgba(94,234,212,0.45); color: var(--text);
  font-size: 17px; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 12px rgba(94,234,212,0.22);
  transition: opacity 0.15s, box-shadow 0.15s, filter 0.15s;
}
#label-toggle:hover { box-shadow: 0 0 18px rgba(94,234,212,0.45); }
#label-toggle.off { opacity: 0.5; border-color: rgba(148,163,184,0.3); box-shadow: none; filter: grayscale(0.7); }
body.immersive #label-toggle { display: none; }

/* ---- segment 29: galactic buff chip under the header (left) + popover ---- */
#hud-event {
  position: fixed;
  top: calc(var(--hud-h) + 6px);
  left: 10px;
  z-index: 25;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(30,20,50,0.78);
  border: 1px solid rgba(192,132,252,0.55);
  color: #e9d5ff;
  box-shadow: 0 0 12px rgba(192,132,252,0.28);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
#hud-event:hover { box-shadow: 0 0 18px rgba(192,132,252,0.5); border-color: rgba(192,132,252,0.85); }
body.immersive #hud-event { display: none !important; }
#hud-event .ico { font-size: 13px; line-height: 1; }
#hud-event .t { font-variant-numeric: tabular-nums; color: #c4b5fd; }
#hud-event-popover {
  position: fixed;
  z-index: 45;
  max-width: min(78vw, 340px);
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(13,20,38,0.94);
  border: 1px solid rgba(192,132,252,0.5);
  box-shadow: 0 8px 28px rgba(0,0,0,0.55), 0 0 16px rgba(192,132,252,0.22);
  color: var(--text);
  font-size: 12px;
  animation: hud-pop-in 0.14s ease-out;
}
#hud-event-popover .pop-title { font-size: 13px; margin-bottom: 4px; color: #e9d5ff; font-weight: 700; }
#hud-event-popover .pop-desc { color: var(--text-dim); line-height: 1.45; }
@keyframes hud-pop-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- segment 28/29: version badge — fixed bottom-right of the screen ---- */
#version-badge {
  position: fixed;
  right: 12px;
  bottom: calc(var(--nav-h) + 70px); /* above the chat button → never overlaps the nav */
  z-index: 10;
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  opacity: 0.6;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  display: none;
}
@media (min-width: 760px) {
  #version-badge { display: block; }
}
body.immersive #version-badge { display: none !important; }

/* ===================== Segment 32: crystals & message center ===================== */

/* Floating chip column: galactic event + personal buffs, under the header, left */
#hud-chips {
  position: fixed;
  top: calc(var(--hud-h) + 6px);
  left: 10px;
  z-index: 25;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  pointer-events: none;
  max-width: 46vw;
}
#hud-chips > * { pointer-events: auto; }
body.immersive #hud-chips { display: none !important; }
/* the event chip now lives inside the column (overrides segment-29 fixed rules) */
#hud-event { position: static; top: auto; left: auto; }
/* personal buff chips share the pill look with a per-kind accent */
.hud-chip.buff-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(14,26,24,0.82);
  border: 1px solid rgba(94,234,212,0.5);
  color: #ccfbf1;
  box-shadow: 0 0 12px rgba(94,234,212,0.22);
  cursor: pointer;
  user-select: none;
}
.hud-chip.buff-chip:hover { box-shadow: 0 0 18px rgba(94,234,212,0.45); border-color: rgba(94,234,212,0.85); }
.hud-chip.buff-chip .ico { font-size: 13px; line-height: 1; }
.hud-chip.buff-chip .cd { font-variant-numeric: tabular-nums; color: #5eead4; }

/* HUD crystals counter */
.hud-crystals { cursor: pointer; color: #bae6fd; }
.hud-crystals .ico { filter: drop-shadow(0 0 4px rgba(125,211,252,0.8)); }
.hud-crystals:hover { text-shadow: 0 0 10px rgba(125,211,252,0.9); }

/* ---- message center ---- */
.ncenter { width: 100%; max-width: 100%; }
.modal:has(.ncenter) { max-width: min(620px, 94vw); }
.ntabs { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.ntab {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 13px; border-radius: 8px; cursor: pointer;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.09);
  color: var(--text-dim, #9aa4c0); font-size: 13px; font-weight: 600;
}
.ntab:hover { border-color: rgba(255,255,255,0.25); }
.ntab.active {
  color: #e9d5ff; border-color: rgba(192,132,252,0.7);
  background: rgba(90,50,150,0.25); box-shadow: 0 0 12px rgba(192,132,252,0.25);
}
.ntab .tab-dot {
  width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto;
  background: #c084fc; box-shadow: 0 0 8px rgba(192,132,252,0.95);
}
.ntab .badge { position: static;
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 19px; height: 19px; padding: 0 5px; border-radius: 999px;
  background: #7c3aed; color: #fff; font-size: 11px; font-weight: 700;
  box-shadow: 0 0 8px rgba(124,58,237,0.8);
}
.readall-row { display: flex; justify-content: flex-end; margin-bottom: 8px; }
.nlist { display: flex; flex-direction: column; gap: 8px; max-height: 56vh; overflow-y: auto; overflow-x: hidden; padding-right: 4px; }
.pad8 { padding: 14px 6px; }

/* one message */
.nrow {
  border: 1px solid rgba(255,255,255,0.08);
  border-left: 3px solid rgba(255,255,255,0.12);
  border-radius: 8px; padding: 9px 12px; background: rgba(255,255,255,0.025);
}
.nrow.unread {
  border-left-color: #a855f7;
  background: rgba(168,85,247,0.07);
}
.nrow.was-read { opacity: 0.62; }
.nrow.expandable, .nrow.tappable { cursor: pointer; }
.nrow.expandable:hover, .nrow.tappable:hover { border-color: rgba(255,255,255,0.22); }
.nrow-head { display: flex; align-items: center; gap: 8px; }
.nrow-title { font-weight: 700; font-size: 13.5px; flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nrow.unread .nrow-title { color: #e9d5ff; }
.unread-dot {
  width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto;
  background: #c084fc; box-shadow: 0 0 8px rgba(192,132,252,0.9);
}
.gift-ico { font-size: 13px; }
.chev { color: var(--text-dim, #9aa4c0); font-size: 11px; }
.nrow-body {
  display: none; margin-top: 8px; color: var(--text-dim, #9aa4c0);
  font-size: 13px; line-height: 1.5; white-space: pre-line; overflow-wrap: anywhere;
}
.nrow-body.open { display: block; }
.atch-row { display: none; margin-top: 9px; flex-wrap: wrap; gap: 7px; align-items: center; }
.atch-row.open { display: flex; }
.atch {
  overflow-wrap: anywhere;
  padding: 4px 10px; border-radius: 7px; font-size: 12.5px;
  background: rgba(94,234,212,0.08); border: 1px solid rgba(94,234,212,0.35);
  color: #ccfbf1;
}
.atch.claimed { border-style: dashed; color: var(--text-dim, #9aa4c0); }

/* collected-gifts modal */
.collected-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.ci {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  min-width: 118px; padding: 12px 10px; border-radius: 10px;
  background: rgba(168,85,247,0.08); border: 1px solid rgba(192,132,252,0.4);
  box-shadow: 0 0 12px rgba(168,85,247,0.15);
}
.ci-icon { font-size: 30px; filter: drop-shadow(0 0 8px rgba(192,132,252,0.6)); }
.ci-label { font-size: 13px; font-weight: 700; color: #e9d5ff; text-align: center; }
.ci-detail { font-size: 11.5px; color: var(--text-dim, #9aa4c0); text-align: center; }

/* ---- crystal shop ---- */
.shop { min-width: min(520px, 86vw); }
.shop-balance { font-size: 17px; margin-bottom: 4px; color: #bae6fd; }
.shop-balance b { text-shadow: 0 0 12px rgba(125,211,252,0.7); }
.shop-note { color: var(--text-dim, #9aa4c0); font-size: 12.5px; margin-bottom: 12px; }
.shop .card { margin-bottom: 12px; }
.shop-ad .btn { margin-top: 9px; }
.packs { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 9px; margin-top: 10px; }
.pack {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 13px 8px; border-radius: 10px; cursor: pointer;
  background: rgba(125,211,252,0.05); border: 1px solid rgba(125,211,252,0.28);
  color: #e0f2fe; transition: box-shadow .15s, border-color .15s, transform .1s;
}
.pack:hover { border-color: rgba(125,211,252,0.8); box-shadow: 0 0 16px rgba(125,211,252,0.3); transform: translateY(-1px); }
.pack-cr { font-size: 16px; font-weight: 800; text-shadow: 0 0 10px rgba(125,211,252,0.7); }
.pack-label { font-size: 12px; color: var(--text-dim, #9aa4c0); }
.pack-price { font-size: 13px; font-weight: 700; color: #bae6fd; }

/* fake ad spot (played before the rewarded-ad grant) */
.ad-overlay {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(2,4,10,0.94); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
}
.ad-box {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 34px 44px; border-radius: 14px; text-align: center;
  background: rgba(20,14,36,0.95); border: 1px solid rgba(192,132,252,0.45);
  box-shadow: 0 0 40px rgba(192,132,252,0.25);
}
.ad-title { letter-spacing: 6px; font-size: 11px; color: var(--text-dim, #9aa4c0); }
.ad-art { font-size: 58px; filter: drop-shadow(0 0 16px rgba(192,132,252,0.7)); }
.ad-text { font-size: 14px; color: #e9d5ff; }
.ad-bar { width: 240px; height: 6px; border-radius: 999px; background: rgba(255,255,255,0.08); overflow: hidden; }
.ad-fill { height: 100%; width: 0%; border-radius: 999px; background: linear-gradient(90deg, #7c3aed, #c084fc); box-shadow: 0 0 10px rgba(192,132,252,0.8); }
.ad-count { font-variant-numeric: tabular-nums; color: var(--text-dim, #9aa4c0); font-size: 12px; }

/* ===================== Segment 33: fleet panel rework + info-window mining ===================== */
.fleet-sticky {
  position: sticky;
  top: 0;
  z-index: 7;
  margin: 0 -14px 10px;           /* bleed across the panel-body side padding */
  padding: 8px 14px 0;
  background: linear-gradient(180deg, rgba(8,12,24,0.98) 82%, rgba(8,12,24,0.86));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(148,163,184,0.12);
}
.ftabs { margin-bottom: 0; }
.ftabs button { font-size: 13px; font-weight: 600; padding: 7px 16px; }

/* command bar — sits inside the sticky header block, always on top of the Fleet tab */
.fleet-cmdbar {
  margin: 10px 0 0;
  padding: 0 0 10px;
}

/* ship groups by object */
.fgroup {
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 8px 10px;
  margin-bottom: 10px;
  background: rgba(255,255,255,0.015);
}
.fgroup-head {
  display: flex; align-items: center; gap: 9px;
  padding-bottom: 7px; margin-bottom: 7px;
  border-bottom: 1px solid rgba(148,163,184,0.14);
}
.fgroup-name { flex: 1; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; font-size: 14px; }
.fgroup-ico { font-size: 15px; filter: drop-shadow(0 0 5px rgba(148,163,184,0.5)); }

/* active mission / queue lines inside a group */
.fmission { padding: 6px 8px 8px; margin-bottom: 6px; border-radius: 8px; background: rgba(94,234,212,0.05); border: 1px solid rgba(94,234,212,0.18); }
.fqueue { padding: 3px 8px; border-radius: 7px; background: rgba(255,255,255,0.03); margin-bottom: 4px; }

/* one ship: two-line block */
.fship { padding: 5px 4px 7px; border-radius: 8px; }
.fship:hover { background: rgba(255,255,255,0.03); }
.fship-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fship-top .ship-name { font-weight: 700; font-size: 13.5px; }
.fship-stats { margin-top: 5px; padding-left: 27px; row-gap: 4px; }
.qcmd { padding: 3px 8px !important; font-size: 13px; line-height: 1; }

/* deposit rows in the info window get a Mine button */
.deposit-row { align-items: center; gap: 8px; }
.deposit-row .v { flex: 1; }

/* ===================== Segment 37: prerequisite deep links ===================== */
.req-link {
  color: #93c5fd;
  font-weight: 700;
  text-decoration: underline dotted;
  text-underline-offset: 3px;
  cursor: pointer;
}
.req-link:hover { color: #bfdbfe; text-shadow: 0 0 8px rgba(147,197,253,0.65); }
@keyframes reqFlash {
  0%, 100% { box-shadow: 0 0 0 0 rgba(147,197,253,0); }
  18%, 55% { box-shadow: 0 0 0 3px rgba(147,197,253,0.8), 0 0 22px rgba(147,197,253,0.55); }
}
.req-flash { animation: reqFlash 2s ease; border-radius: 10px; }

/* ===================== Segment 38: inline shipyard progress ===================== */
.ship-build-row { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.ship-build-row .btn { flex: 0 0 auto; }
.yard-prog { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.yard-prog .yp { display: flex; align-items: center; gap: 8px; }
.yard-prog .yp .progress { flex: 1 1 auto; margin: 0; }
.yard-prog .yp .t { flex: 0 0 auto; font-size: 11.5px; color: var(--text-dim); font-variant-numeric: tabular-nums; white-space: nowrap; }