html, body { margin: 0; height: 100%; overflow: hidden; background: #05070a; color: #dfe8f2;
  font: 15px/1.45 "Segoe UI", system-ui, sans-serif; user-select: none; -webkit-user-select: none; }
#app { position: fixed; inset: 0; }
#gl { position: absolute; inset: 0; width: 100%; height: 100%; display: block; outline: none; }
#hud { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none;
  filter: drop-shadow(0 0 3px rgba(110, 220, 255, 0.45)); }
.hidden { display: none !important; }

/* ---------------------------------------------------------------- screens */
#screens { position: absolute; inset: 0; display: none; z-index: 20; }
#screens.on { display: block; }
#screens.dark { background: radial-gradient(ellipse at 50% 40%, #0d141c 0%, #05070a 70%); }
#screens.side { background: linear-gradient(90deg, rgba(4, 7, 10, 0.92) 0%, rgba(4, 7, 10, 0.75) 38%, rgba(4, 7, 10, 0.05) 70%); }
#screens.dim { background: rgba(3, 5, 8, 0.78); backdrop-filter: blur(3px); }
.screen { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; padding: 6vh 7vw; box-sizing: border-box; overflow-y: auto; }
.screen > .btn { align-self: flex-start; min-width: 220px; text-align: center; }
.screen.pause > .btn, .screen.debrief > .btn { align-self: center; }
.screen.loading, .screen.error { align-items: center; text-align: center; cursor: pointer; }
.screen.pause, .screen.debrief { align-items: center; text-align: center; }
.screen.controls { justify-content: flex-start; }

.title .kicker { color: #ff7a3d; font-weight: 700; letter-spacing: 0.28em; font-size: 13px; margin-bottom: 6px; }
.title h1 { margin: 0 0 26px; line-height: 0.9; }
.title .cold { display: block; color: #8d97a3; font-weight: 600; font-size: clamp(18px, 2.6vw, 30px); letter-spacing: 0.9em; }
.title .start { display: block; color: #f4f6f8; font-weight: 800; font-size: clamp(54px, 8.5vw, 112px); letter-spacing: 0.16em;
  text-shadow: 0 0 40px rgba(120, 200, 255, 0.25); }
.loadtext { color: #9fb3c5; letter-spacing: 0.18em; text-transform: uppercase; font-size: 13px; min-height: 20px; }
.loadtext.blink { color: #e7f3ff; font-size: 16px; animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 50% { opacity: 0.35; } }
.note { margin-top: 18px; color: #5d6b78; font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; }
.err { color: #ffb4a6; max-width: 520px; }

.menucol { display: flex; flex-direction: column; gap: 10px; width: min(360px, 86vw); }
.menucol.row2 { flex-direction: row; justify-content: center; width: auto; }
.btn { appearance: none; border: 1px solid rgba(140, 200, 240, 0.28); background: rgba(10, 18, 26, 0.55); color: #dbe9f5;
  font: 600 13px/1 "Segoe UI", system-ui, sans-serif; letter-spacing: 0.16em; text-transform: uppercase; padding: 13px 18px;
  text-align: left; cursor: pointer; transition: background 0.15s, border-color 0.15s, color 0.15s; border-radius: 2px; }
.btn:hover { background: rgba(60, 140, 200, 0.22); border-color: rgba(140, 210, 255, 0.7); color: #fff; }
.btn.primary { background: linear-gradient(90deg, rgba(70, 170, 235, 0.85), rgba(40, 120, 190, 0.75)); border-color: rgba(160, 225, 255, 0.9); color: #fff; }
.btn.primary:hover { background: linear-gradient(90deg, rgba(95, 190, 250, 0.95), rgba(55, 140, 210, 0.85)); }
.btn.ghost { border-color: transparent; background: transparent; color: #7f90a0; }
.btn.ghost:hover { color: #dbe9f5; background: rgba(255, 255, 255, 0.05); }
.seg { display: flex; gap: 0; }
.seg .btn { flex: 1; text-align: center; padding: 10px 8px; border-radius: 0; }
.seg .btn.sel { background: rgba(255, 140, 60, 0.22); border-color: rgba(255, 150, 80, 0.85); color: #ffd2b0; }
.label { color: #6d8193; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; margin-top: 6px; }
.hint { color: #8295a6; font-size: 12.5px; max-width: 560px; margin: 2px 0 6px; }
.career { position: absolute; right: 5vw; bottom: 6vh; text-align: right; color: #8fa2b4; font-size: 13px; }
.career .line { margin-top: 3px; }
.career .cloud { margin-top: 10px; color: #6d8193; font-size: 12px; }
.career a { color: #ffa36b; }
.blurb { position: absolute; left: 7vw; bottom: 6vh; max-width: 420px; color: #6f8292; font-size: 13px; font-style: italic; }

h2 { margin: 0 0 22px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; font-size: 26px; color: #f0f4f8; }
.form { display: flex; flex-direction: column; gap: 12px; width: min(560px, 90vw); margin-bottom: 22px; }
.row { display: grid; grid-template-columns: 200px 1fr 64px; align-items: center; gap: 14px; color: #c3d2df; font-size: 14px; }
.row .seg { grid-column: 2 / 4; }
.row input[type=range] { width: 100%; accent-color: #5ec4ff; }
.row input[type=checkbox] { justify-self: start; width: 18px; height: 18px; accent-color: #5ec4ff; }
.row .val { color: #8fd8ff; font-variant-numeric: tabular-nums; text-align: right; }
.keys { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 7px 30px; margin-bottom: 18px; }
.key { display: flex; gap: 12px; align-items: baseline; color: #c3d2df; font-size: 13.5px; }
kbd { min-width: 118px; flex: none; display: inline-block; color: #ffd2b0; font: 600 12px Consolas, monospace; letter-spacing: 0.06em; }

.result .kicker { font-weight: 800; letter-spacing: 0.3em; font-size: 14px; margin-bottom: 8px; }
.result.win .kicker { color: #7dffb4; }
.result.lose .kicker { color: #ff7a66; }
.stats { display: grid; grid-template-columns: repeat(2, minmax(220px, 280px)); gap: 6px 36px; margin: 6px 0 22px; text-align: left; }
.stat { display: flex; justify-content: space-between; border-bottom: 1px solid rgba(140, 200, 240, 0.12); padding: 5px 0; color: #9fb3c5; font-size: 13.5px; }
.stat b { color: #f0f4f8; font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------------- kneeboard */
#checklist { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 318px; max-height: 86vh; overflow: hidden;
  display: flex; flex-direction: column; background: linear-gradient(180deg, rgba(10, 14, 18, 0.9), rgba(6, 9, 12, 0.86));
  border: 1px solid rgba(255, 190, 90, 0.25); border-left: 3px solid rgba(255, 170, 60, 0.8); z-index: 10; pointer-events: none;
  font: 12.5px/1.3 Consolas, "Cascadia Mono", monospace; color: #c9b892; box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5); }
#checklist.right { left: auto; right: 18px; border-left: 1px solid rgba(255, 190, 90, 0.25); border-right: 3px solid rgba(255, 170, 60, 0.8); }
.kb-head { padding: 10px 14px 8px; border-bottom: 1px solid rgba(255, 190, 90, 0.18); }
.kb-t { color: #ffcf8a; font-weight: 700; letter-spacing: 0.2em; }
.kb-s { color: #8d7d60; font-size: 11px; letter-spacing: 0.18em; }
.kb-list { list-style: none; margin: 0; padding: 6px 0; overflow: hidden; flex: 1; }
.kb-phase { color: #6a7a88; font-size: 10.5px; letter-spacing: 0.25em; padding: 7px 14px 2px; }
.kb-item { display: grid; grid-template-columns: 22px 1fr auto; gap: 6px; padding: 3px 14px; color: #b8a888; }
.kb-item .n { color: #6e6450; }
.kb-item .v { color: #e8c98e; }
.kb-item.done { color: #5c7a62; }
.kb-item.done .v { color: #6fbf86; }
.kb-item.done .n::before { content: "✓"; color: #6fdc8e; margin-right: 2px; }
.kb-item.done .n { font-size: 0; }
.kb-item.done .n::before { font-size: 12px; }
.kb-item.cur { background: rgba(255, 170, 60, 0.16); color: #ffe2b0; box-shadow: inset 3px 0 0 #ffb43a; }
.kb-item.cur .v { color: #fff; }
.kb-note { min-height: 34px; padding: 8px 14px; border-top: 1px solid rgba(255, 190, 90, 0.18); color: #9fb3c5; font-size: 12px; }
.kb-note.fault { color: #ff8a70; animation: blink 0.9s step-end infinite; }
.kb-foot { padding: 6px 14px 9px; color: #5d6670; font-size: 10.5px; }

/* ---------------------------------------------------------------- radio, banner, prompt */
/* comm channel: live portrait of whoever is talking, channel id, typed-out line */
#comms { position: absolute; left: 50%; bottom: 7vh; transform: translate(-50%, 10px); display: flex; align-items: stretch; width: min(600px, 88vw);
  opacity: 0; transition: opacity 0.22s, transform 0.22s; pointer-events: none; z-index: 8; filter: drop-shadow(0 6px 18px rgba(0, 0, 0, 0.7)); }
#comms.on { opacity: 1; transform: translate(-50%, 0); }
#comms .pf { position: relative; flex: none; width: 104px; height: 120px; background: #020406; border: 1px solid rgba(120, 190, 240, 0.4); }
#comms .pf canvas { display: block; width: 100%; height: 100%; }
#comms .pf::before, #comms .pf::after { content: ''; position: absolute; width: 10px; height: 10px; border: 2px solid rgba(160, 220, 255, 0.85); }
#comms .pf::before { left: -3px; top: -3px; border-right: none; border-bottom: none; }
#comms .pf::after { right: -3px; bottom: -3px; border-left: none; border-top: none; }
#comms .body { flex: 1; min-width: 0; padding: 9px 16px 10px; border-top: 1px solid rgba(120, 190, 240, 0.22); border-bottom: 1px solid rgba(120, 190, 240, 0.1);
  background: linear-gradient(90deg, rgba(5, 10, 16, 0.88), rgba(5, 10, 16, 0.6) 75%, rgba(5, 10, 16, 0.15)); }
#comms .ch { display: flex; justify-content: space-between; align-items: flex-end; font: 700 9px Consolas, monospace; letter-spacing: 0.2em; color: #5f7a90; }
#comms .sig i { display: inline-block; width: 3px; margin-left: 2px; background: #6fb6e8; animation: sig 1.3s infinite; }
#comms .sig i:nth-child(1) { height: 4px; }
#comms .sig i:nth-child(2) { height: 6px; animation-delay: 0.15s; }
#comms .sig i:nth-child(3) { height: 8px; animation-delay: 0.3s; }
#comms .sig i:nth-child(4) { height: 10px; animation-delay: 0.45s; }
@keyframes sig { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
#comms .who { font: 700 12px Consolas, monospace; letter-spacing: 0.24em; margin: 5px 0; }
#comms .txt { color: #eef4f8; font-size: 16px; line-height: 1.38; text-shadow: 0 1px 3px #000; }
#comms .txt .rest { opacity: 0; }
#comms.ai .pf { border-color: rgba(90, 210, 255, 0.6); box-shadow: 0 0 14px rgba(60, 170, 255, 0.35); }
#comms.deck .pf { border-color: rgba(255, 190, 90, 0.45); }
#comms.deck .pf::before, #comms.deck .pf::after { border-color: rgba(255, 200, 120, 0.85); }
#comms.kharon .pf { border-color: rgba(255, 90, 60, 0.5); }
#comms.kharon .pf::before, #comms.kharon .pf::after { border-color: rgba(255, 110, 80, 0.9); }
#comms.kharon .body { border-color: rgba(255, 90, 60, 0.3); }
#comms.kharon .sig i { background: #ff6a55; animation-duration: 0.4s; }
@media (max-width: 700px) { #comms .pf { width: 78px; height: 90px; } #comms .txt { font-size: 14px; } }
#banner { position: absolute; left: 0; right: 0; top: 17vh; text-align: center; opacity: 0; transition: opacity 1.2s; pointer-events: none; z-index: 7; }
#banner.on { opacity: 1; }
#banner .b-small { color: #ffb980; font: 700 12px "Segoe UI", sans-serif; letter-spacing: 0.34em; margin-bottom: 8px; }
#banner .b-big { color: #f2f6f9; font: 800 clamp(26px, 3.6vw, 46px) "Segoe UI", sans-serif; letter-spacing: 0.24em; text-shadow: 0 0 24px rgba(0, 0, 0, 0.8); }
#prompt { position: absolute; left: 50%; bottom: 2.4vh; transform: translateX(-50%); color: #9fb7c9; font-size: 12.5px; letter-spacing: 0.04em;
  background: rgba(4, 8, 12, 0.6); padding: 6px 14px; border: 1px solid rgba(140, 200, 240, 0.18); white-space: nowrap; pointer-events: none; z-index: 8; }
#prompt b { color: #ffd2b0; font-weight: 600; }

@media (max-width: 760px) {
  .career, .blurb { position: static; text-align: left; margin-top: 18px; }
  .row { grid-template-columns: 1fr; }
  .keys, .stats { grid-template-columns: 1fr; }
  #checklist { width: 250px; }
}