/* ABSIR Gesture Flight — ABSIR navy / electric cyan. Logical properties keep RTL mirrored. */
:root {
  color-scheme: dark;
  --navy: #071b29;
  --navy-950: #041220;
  --deep: #0b2238;
  --cyan: #16c9dc;
  --cyan-light: #43d9e8;
  --mist: #a9c1d1;
  --text: #eaf7fd;
  --line: rgba(120, 205, 225, 0.2);
  --glass: rgba(5, 20, 33, 0.78);
  --danger: #ff5d55;
  --ok: #46f0a0;
  --warn: #ffc04a;
  --radius: 14px;
  --font: "Segoe UI", "Inter", system-ui, -apple-system, Tahoma, Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--navy-950); color: var(--text); font-family: var(--font); }
body { overflow: hidden; -webkit-font-smoothing: antialiased; }
button, input, a { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { opacity: 0.4; cursor: not-allowed; }
:focus-visible { outline: 2px solid var(--cyan-light); outline-offset: 3px; }
[hidden] { display: none !important; }
.ltr { direction: ltr; unicode-bidi: isolate; display: inline-block; }
[dir="rtl"] .flip { display: inline-block; transform: scaleX(-1); }

#app { position: relative; width: 100%; height: 100%; overflow: hidden; }
#scene { position: absolute; inset: 0; }
#scene canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.vignette { position: absolute; inset: 0; pointer-events: none; background:
  radial-gradient(ellipse at 50% 45%, transparent 45%, rgba(3, 12, 21, 0.55) 100%),
  linear-gradient(to top, rgba(4, 18, 32, 0.75), transparent 22%); }

/* ---------- top bar ---------- */
.topbar { position: absolute; inset-inline: 18px; top: 14px; display: flex; align-items: center; gap: 14px; z-index: 5; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 52px; height: 36px; background: #fff; border-radius: 9px; box-shadow: 0 0 0 1px var(--line); }
.brand-mark img { width: 44px; height: auto; }
.brand-text strong { display: block; letter-spacing: 0.16em; font-size: 17px; font-weight: 800; }
.brand-text small { display: block; color: var(--cyan-light); font-size: 11px; letter-spacing: 0.06em; }
.sim-chip { display: inline-flex; align-items: center; gap: 7px; padding: 6px 11px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: #ffe2b3; background: rgba(255, 170, 60, 0.12); border: 1px solid rgba(255, 180, 90, 0.35); }
.sim-chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--warn); box-shadow: 0 0 10px var(--warn); }
.top-actions { margin-inline-start: auto; display: flex; gap: 8px; }
.ghost { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: 10px; font-size: 13px; text-decoration: none; background: rgba(8, 28, 44, 0.7); border: 1px solid var(--line); backdrop-filter: blur(10px); }
.ghost:hover { border-color: rgba(67, 217, 232, 0.6); }

/* ---------- panels ---------- */
.panel { position: absolute; z-index: 4; top: 76px; padding: 16px; background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius); backdrop-filter: blur(16px); box-shadow: 0 18px 50px rgba(0, 0, 0, 0.3); }
.kicker { margin: 0; color: var(--cyan-light); font-size: 11px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
[dir="rtl"] .kicker { letter-spacing: 0; font-size: 13px; }
.mission { inset-inline-start: 18px; width: 270px; }
.objective { margin: 8px 0 12px; font-size: 13.5px; line-height: 1.55; color: #d4e9f2; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.steps li { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 8px 2px 6px; border-radius: 10px; background: rgba(20, 50, 70, 0.6); border: 1px solid transparent; font-size: 10.5px; color: var(--mist); transition: background 0.3s, border-color 0.3s; }
.steps .num { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; border: 1.5px solid #2f6a7d; font-weight: 800; font-size: 12px; color: #9fc6d4; }
.steps li.next { border-color: rgba(67, 217, 232, 0.7); background: rgba(22, 201, 220, 0.12); color: var(--text); }
.steps li.next .num { border-color: var(--cyan-light); color: var(--cyan-light); box-shadow: 0 0 12px rgba(67, 217, 232, 0.6); }
.steps li.done .num { background: var(--ok); border-color: var(--ok); color: #05301c; }
.times { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.times div { padding: 8px 10px; border-radius: 10px; background: rgba(12, 36, 54, 0.7); }
.times span { display: block; font-size: 10.5px; color: var(--mist); text-transform: uppercase; letter-spacing: 0.08em; }
.times strong { font-size: 18px; font-variant-numeric: tabular-nums; }
.coach { margin: 12px 0 0; padding: 10px 12px; border-radius: 10px; background: linear-gradient(120deg, rgba(22, 201, 220, 0.16), rgba(22, 201, 220, 0.04)); border-inline-start: 3px solid var(--cyan); font-size: 13px; line-height: 1.5; min-height: 42px; }

.control { inset-inline-end: 18px; width: 300px; max-height: calc(100% - 200px); overflow-y: auto; }
.control-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.control-head h2 { margin: 0; font-size: 16px; }
.status-pill { font-size: 10.5px; font-weight: 800; padding: 4px 8px; border-radius: 999px; background: #17384a; color: #a8d9e6; white-space: nowrap; letter-spacing: 0.03em; }
.status-pill[data-state="ACTIVE"] { background: rgba(70, 240, 160, 0.18); color: var(--ok); }
.status-pill[data-state="HOLD_FIST"], .status-pill[data-state="HOLD_UNCLEAR"], .status-pill[data-state="CALIBRATING"] { background: rgba(255, 192, 74, 0.16); color: var(--warn); }
.status-pill[data-state="LOST"], .status-pill[data-state="ERROR"] { background: rgba(255, 93, 85, 0.16); color: #ff8f88; }
.preview { position: relative; aspect-ratio: 4 / 3; border-radius: 12px; overflow: hidden; background: linear-gradient(135deg, #0b283a, #061420); border: 1px solid #24495a; }
#webcam, #overlay { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); }
#webcam { display: block; }
.preview.live .preview-empty { display: none; }
.preview-empty { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center; padding: 10px; font-size: 13px; color: #bcd9e3; }
.preview-empty small { color: #6f97aa; font-size: 11px; }
.hand-icon { font-size: 34px; filter: drop-shadow(0 0 16px rgba(22, 201, 220, 0.8)); }
.calib-ring { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(2, 14, 24, 0.25); }
.calib-ring svg { width: 84px; height: 84px; transform: rotate(-90deg); }
.calib-ring circle { fill: none; stroke: rgba(255, 255, 255, 0.2); stroke-width: 3; }
.calib-ring #calib-arc { stroke: var(--cyan-light); stroke-dasharray: 106.8; stroke-dashoffset: 106.8; stroke-linecap: round; transition: stroke-dashoffset 0.1s linear; }
.row { display: flex; gap: 8px; margin-top: 10px; }
.camera-options { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 8px; font-size: 12px; }
.camera-options[hidden] { display: none; }
.camera-options select { min-width: 0; flex: 1; padding: 8px; color: var(--text); background: #12364a; border: 1px solid #2c6a80; border-radius: 8px; }
.gesture-guide { margin-top: 8px; font-size: 12px; }
.gesture-guide p { margin: 0 0 6px; color: var(--cyan-light); }
.gesture-guide ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 3px; list-style: none; padding: 0; margin: 0; }
.gesture-guide li { border: 1px solid transparent; border-radius: 6px; padding: 3px 5px; }
.gesture-guide li.active { border-color: var(--cyan-light); background: rgba(22, 201, 220, 0.2); }
.row.center { justify-content: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 12px; border-radius: 10px; font-size: 13px; font-weight: 700; text-decoration: none; background: #12364a; border: 1px solid #2c6a80; color: #d7f6fc; }
.btn:hover:not(:disabled) { background: #184a63; }
.btn.cam { flex: 1; }
.btn.primary { background: linear-gradient(120deg, #43e3ee, #0aa6c8); border: 0; color: #032234; }
.btn.primary:hover:not(:disabled) { filter: brightness(1.1); background: linear-gradient(120deg, #43e3ee, #0aa6c8); }
.btn.danger { background: rgba(255, 93, 85, 0.14); border-color: rgba(255, 93, 85, 0.6); color: #ffc9c5; }
.btn.danger:hover:not(:disabled) { background: rgba(255, 93, 85, 0.28); }
.btn.subtle { background: transparent; }
.btn.wide { width: 100%; justify-content: space-between; padding: 14px 18px; font-size: 15px; }
.hand-msg { margin: 10px 0 0; font-size: 12.5px; line-height: 1.5; color: #8fe2f0; min-height: 38px; }
.hand-msg.error { color: #ffb0aa; }
.axes { display: grid; gap: 6px; margin-top: 8px; }
.axis { display: grid; grid-template-columns: 92px 1fr; align-items: center; gap: 8px; font-size: 11.5px; color: var(--mist); }
.axis i { position: relative; height: 6px; border-radius: 6px; background: #163445; overflow: hidden; }
.axis i::after { content: ""; position: absolute; inset-block: 0; inset-inline-start: 50%; width: 1px; background: rgba(255, 255, 255, 0.3); }
.axis b { position: absolute; inset-block: 0; left: 50%; width: 0; background: var(--cyan-light); border-radius: 6px; }
.settings { margin-top: 10px; font-size: 12.5px; }
.settings summary { cursor: pointer; color: #bfe3ee; padding: 4px 0; }
.settings label { display: grid; gap: 4px; margin-top: 8px; color: var(--mist); }
.settings input { width: 100%; accent-color: var(--cyan); }
.privacy { margin: 12px 0 0; font-size: 11px; line-height: 1.5; color: #7fa4b6; }

/* ---------- dock ---------- */
.dock { position: absolute; z-index: 4; bottom: 16px; left: 50%; transform: translateX(-50%); width: min(720px, calc(100% - 640px)); min-width: 440px; display: grid; gap: 10px; }
.telemetry { display: grid; grid-template-columns: repeat(4, 1fr); padding: 10px 14px; background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius); backdrop-filter: blur(16px); }
.telemetry span { display: block; font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--mist); }
.telemetry strong { font-size: 19px; font-variant-numeric: tabular-nums; }
.telemetry small { font-size: 11px; color: var(--mist); }
.telemetry .mode { font-size: 13.5px; color: var(--cyan-light); }
.flight-buttons { display: grid; grid-template-columns: 1.2fr 1fr 1.2fr 0.8fr; gap: 8px; }
.flight-buttons .btn { padding: 12px 10px; }

/* ---------- overlays ---------- */
.toast { position: absolute; z-index: 6; top: 78px; left: 50%; transform: translate(-50%, -12px); padding: 12px 20px; border-radius: 12px; background: rgba(9, 52, 66, 0.92); border: 1px solid rgba(70, 230, 220, 0.7); box-shadow: 0 0 30px rgba(30, 220, 230, 0.25); font-weight: 800; font-size: 14px; color: #c8fff8; opacity: 0; pointer-events: none; transition: opacity 0.25s, transform 0.25s; white-space: nowrap; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.warn { border-color: rgba(255, 192, 74, 0.8); color: #ffe6b5; background: rgba(60, 40, 10, 0.9); }
.boundary { position: absolute; inset: 0; z-index: 3; pointer-events: none; box-shadow: inset 0 0 0 3px rgba(255, 192, 74, 0.55), inset 0 0 80px rgba(255, 160, 60, 0.25); }
.modal { position: fixed; inset: 0; z-index: 10; display: grid; place-items: center; padding: 16px; background: rgba(2, 10, 18, 0.72); backdrop-filter: blur(8px); overflow-y: auto; }
.card { width: min(560px, 100%); padding: 26px; border-radius: 20px; background: linear-gradient(160deg, #0d2a3d, #071a29); border: 1px solid #2a5569; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); }
.intro-card { width: min(780px, 100%); display: grid; grid-template-columns: 0.85fr 1.15fr; padding: 0; overflow: hidden; }
.intro-art { position: relative; display: grid; place-items: center; min-height: 300px; background: radial-gradient(circle at 50% 45%, #164d64, #0b2a3e 45%, #061826 85%); }
.intro-art img { width: 58%; background: #fff; border-radius: 14px; padding: 10px; box-shadow: 0 0 60px rgba(22, 201, 220, 0.35); animation: float 5s ease-in-out infinite; }
.orbit { position: absolute; width: 230px; height: 230px; border-radius: 50%; border: 1px solid rgba(67, 217, 232, 0.35); animation: spin 18s linear infinite; }
.orbit::after { content: ""; position: absolute; top: -4px; left: 50%; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan-light); box-shadow: 0 0 14px var(--cyan-light); }
.orbit.o2 { width: 320px; height: 320px; opacity: 0.5; animation-duration: 30s; animation-direction: reverse; }
.intro-body { padding: 30px 30px 26px; }
.intro-body h1 { margin: 10px 0 10px; font-size: 38px; line-height: 1.1; letter-spacing: -0.03em; }
[dir="rtl"] .intro-body h1 { letter-spacing: 0; line-height: 1.35; font-size: 34px; }
.intro-body p { color: #bcd6e2; font-size: 14.5px; line-height: 1.6; margin: 0; }
.intro-steps { list-style: none; padding: 0; margin: 18px 0; display: grid; gap: 8px; }
.intro-steps li { display: flex; gap: 12px; font-size: 14px; color: #d4eaf3; }
.intro-steps b { color: var(--cyan-light); font-variant-numeric: tabular-nums; }
.fine { margin-top: 14px !important; font-size: 12px !important; color: #7fa4b6 !important; line-height: 1.55; }
.help-card { width: min(640px, 100%); }
.help-card h2 { margin: 0 0 8px; font-size: 24px; }
.help-card h3 { margin: 18px 0 8px; font-size: 14px; color: var(--cyan-light); }
.lead { margin: 0 0 12px; color: #cfe6ef; line-height: 1.55; font-size: 14px; }
.moves { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.moves li { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 10px; background: rgba(18, 48, 66, 0.7); font-size: 13px; line-height: 1.4; }
.moves .ico { position: relative; flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: #0b2233; font-size: 22px; color: var(--cyan-light); }
.moves .ico em { position: absolute; bottom: -2px; inset-inline-end: -4px; font-style: normal; font-size: 14px; font-weight: 800; color: var(--cyan-light); text-shadow: 0 0 6px #000; }
.keys { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0; font-size: 13px; }
.keys dt { white-space: nowrap; direction: ltr; text-align: end; }
.keys dd { margin: 0; color: #cfe6ef; }
kbd { display: inline-block; min-width: 22px; padding: 2px 6px; margin-inline-end: 2px; border-radius: 5px; background: #183a4d; border: 1px solid #36667b; font: 700 11px/1.4 var(--font); text-align: center; color: #d6f4fb; }
.help-card > .btn { margin-top: 16px; width: 100%; }
.done-card { text-align: center; }
.done-card h2 { margin: 8px 0; font-size: 28px; }
.done-card p { color: #cfe6ef; font-size: 15px; }
.burst { display: grid; place-items: center; width: 72px; height: 72px; margin: 0 auto; border-radius: 50%; background: radial-gradient(circle, rgba(70, 240, 160, 0.35), rgba(70, 240, 160, 0.05)); border: 2px solid var(--ok); color: var(--ok); font-size: 34px; font-weight: 900; animation: pop 0.6s ease-out; }
.best-flag { color: var(--warn) !important; font-weight: 800; }
.fatal { position: absolute; inset: 0; z-index: 20; display: grid; place-content: center; gap: 16px; padding: 24px; text-align: center; background: var(--navy-950); font-size: 16px; line-height: 1.6; }
.fatal p { max-width: 460px; margin: 0; }

/* ---------- touch controls (phones / tablets) ---------- */
.touchpad { display: none; }
@media (pointer: coarse) {
  .hide-touch { display: none !important; }
  /* Physical directions: never mirrored in RTL (left arrow must stay on the left). */
  .touchpad { direction: ltr; position: absolute; z-index: 4; left: 12px; right: 12px; bottom: 172px; display: flex; justify-content: space-between; pointer-events: none; }
  .pad-group { display: grid; grid-template-columns: repeat(2, 48px); gap: 6px; pointer-events: auto; }
  .pad-group button:first-child, .pad-group button:last-child { grid-column: span 2; justify-self: center; }
  .touchpad button { width: 48px; height: 48px; border-radius: 12px; background: rgba(8, 30, 46, 0.75); border: 1px solid var(--line); font-size: 18px; color: var(--cyan-light); touch-action: none; user-select: none; -webkit-user-select: none; }
  .touchpad button.held { background: rgba(22, 201, 220, 0.35); }
}

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .mission { width: 236px; }
  .control { width: 264px; }
  .dock { width: calc(100% - 560px); min-width: 380px; }
  .flight-buttons { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  /* Stack: 3D view on top, panels below (page scrolls). */
  body { overflow: auto; }
  #app { height: auto; min-height: 100%; display: flex; flex-direction: column; }
  #scene, .vignette { position: relative; height: 62svh; min-height: 360px; flex: none; }
  .vignette { position: absolute; inset: 0 0 auto; }
  .panel, .dock { position: relative; inset: auto; top: auto; left: auto; transform: none; width: auto; min-width: 0; max-height: none; margin: 10px 12px 0; }
  .dock { order: 2; margin-top: -86px; }
  .mission { order: 4; margin-bottom: 16px; }
  .control { order: 3; }
  /* Keep the live hand view beside the scene while flying on small screens. */
  .control .preview.live { position: fixed; z-index: 5; inset: 64px 12px auto auto; width: min(26vw, 150px); min-width: 100px; pointer-events: none; }
  .topbar { inset-inline: 10px; top: 10px; gap: 8px; }
  .brand-text small, .hide-sm { display: none; }
  .sim-chip { font-size: 10px; padding: 5px 8px; }
  .toast { top: 64px; white-space: normal; text-align: center; width: max-content; max-width: calc(100% - 24px); }
  .boundary { height: 62svh; bottom: auto; }
  .touchpad { bottom: auto; top: calc(62svh - 262px); }
  .intro-card { grid-template-columns: 1fr; }
  .intro-art { min-height: 150px; }
  .intro-art img { width: 120px; }
  .orbit { width: 140px; height: 140px; }
  .orbit.o2 { width: 200px; height: 200px; }
  .intro-body { padding: 20px; }
  .intro-body h1 { font-size: 30px; }
  .moves { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .telemetry strong { font-size: 15px; }
  .telemetry span { font-size: 9.5px; }
  .telemetry { padding: 8px; }
  .flight-buttons .btn { font-size: 12px; padding: 11px 6px; }
  .sim-chip span:last-child { display: none; }
}

@keyframes float { 50% { transform: translateY(-10px); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pop { from { transform: scale(0.4); opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}