:root {
  color-scheme: dark;
  --bg: #070814;
  --panel: rgba(15, 18, 39, 0.72);
  --panel-strong: #10142a;
  --line: rgba(255, 255, 255, 0.1);
  --muted: #7f87a6;
  --text: #f2f5ff;
  --cyan: #45f5e8;
  --cyan-soft: rgba(69, 245, 232, 0.14);
  --magenta: #ff4da6;
  --magenta-soft: rgba(255, 77, 166, 0.14);
  --amber: #f9d86b;
  --display: "Oxanium", sans-serif;
  --mono: "Space Mono", monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  overscroll-behavior: none;
  background:
    radial-gradient(circle at 50% 48%, #101535 0%, transparent 46%),
    linear-gradient(135deg, #080919 0%, #05060d 100%);
  color: var(--text);
  font-family: var(--display);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: 0.3;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom, transparent, black 15%, black 85%, transparent);
}

button { font: inherit; touch-action: manipulation; }
button:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

.ambient {
  position: fixed;
  z-index: -1;
  width: 42vw;
  height: 42vw;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.08;
  pointer-events: none;
}

.ambient-one { top: -20vw; left: -15vw; background: var(--cyan); }
.ambient-two { right: -18vw; bottom: -25vw; background: var(--magenta); }

.title-screen {
  position: fixed;
  z-index: 40;
  inset: 0;
  display: grid;
  place-items: center;
  visibility: hidden;
  overflow: hidden;
  opacity: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(24, 35, 73, .9), transparent 46%),
    #05060d;
  pointer-events: none;
  transition: opacity .45s ease, visibility .45s ease;
}

.title-screen.visible { visibility: visible; opacity: 1; pointer-events: auto; }
.title-screen:not(.visible) .title-grid,
.title-screen:not(.visible) .title-orbit,
.title-screen:not(.visible) .live-dot { animation-play-state: paused; }
.title-grid { position: absolute; inset: -30%; transform: perspective(500px) rotateX(64deg) translateY(25%); background-image: linear-gradient(rgba(69,245,232,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(69,245,232,.08) 1px, transparent 1px); background-size: 54px 54px; mask-image: radial-gradient(circle, black, transparent 65%); animation: titleGrid 8s linear infinite; pointer-events: none; }
.title-orbit { position: absolute; width: min(68vw, 720px); aspect-ratio: 1; border: 1px solid rgba(69,245,232,.13); border-radius: 50%; animation: spin 18s linear infinite; pointer-events: none; }
.title-orbit::before, .title-orbit::after { position: absolute; width: 8px; height: 8px; content: ""; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 18px var(--cyan); }
.title-orbit::before { top: 12%; left: 18%; }
.title-orbit::after { right: 5%; bottom: 32%; background: var(--magenta); box-shadow: 0 0 18px var(--magenta); }
.orbit-two { width: min(45vw, 480px); border-color: rgba(255,77,166,.16); animation-direction: reverse; animation-duration: 12s; }
.title-content { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; width: min(620px, calc(100% - 36px)); text-align: center; }
.title-kicker, .title-subtitle, .title-meta, .orientation-note { font-family: var(--mono); letter-spacing: .2em; }
.title-kicker { margin: 0 0 26px; color: var(--cyan); font-size: 8px; }
.title-mark { position: relative; width: 68px; height: 68px; margin-bottom: 22px; transform: rotate(45deg); border: 1px solid rgba(69,245,232,.6); background: rgba(69,245,232,.08); box-shadow: 0 0 40px rgba(69,245,232,.18), inset 0 0 25px rgba(69,245,232,.08); }
.title-mark i { position: absolute; top: 50%; left: 50%; width: 28px; height: 2px; transform: translate(-50%, -50%); background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.title-mark i:last-child { transform: translate(-50%, -50%) rotate(90deg); }
.title-content h1 { margin: 0; font-size: clamp(54px, 11vw, 112px); line-height: .85; letter-spacing: -.04em; text-shadow: 0 0 45px rgba(255,77,166,.16); }
.title-content h1 span { color: transparent; -webkit-text-stroke: 1px var(--cyan); text-shadow: 0 0 30px rgba(69,245,232,.25); }
.title-subtitle { margin: 18px 0 34px; color: var(--muted); font-size: 8px; }
.title-start { display: flex; align-items: center; justify-content: space-between; width: min(310px, 100%); padding: 15px 18px; color: #04100f; font-size: 10px; font-weight: 700; letter-spacing: .18em; border: 0; background: var(--cyan); box-shadow: 0 0 35px rgba(69,245,232,.25); cursor: pointer; transition: .2s ease; }
.title-start:hover { transform: scale(1.025); box-shadow: 0 0 50px rgba(69,245,232,.4); }
.title-start b { font-size: 18px; }
.title-meta { display: flex; flex-wrap: wrap; gap: 12px 20px; justify-content: center; margin-top: 22px; color: #69718e; font-size: 7px; }
.title-meta span { display: flex; gap: 8px; align-items: center; }
.title-bgm-button { display: flex; gap: 8px; align-items: center; padding: 0; color: #69718e; font: inherit; letter-spacing: inherit; border: 0; background: none; cursor: pointer; }
.title-bgm-button:hover, .title-bgm-button.playing { color: var(--cyan); }
.title-bgm-button.playing .live-dot { animation: blink .55s infinite; }
.orientation-note { display: none; margin: 20px 0 0; color: var(--amber); font-size: 7px; }

.app-shell {
  display: flex;
  flex-direction: column;
  width: min(1640px, 100%);
  min-height: 100vh;
  margin: auto;
  padding: max(20px, env(safe-area-inset-top)) max(28px, env(safe-area-inset-right)) max(14px, env(safe-area-inset-bottom)) max(28px, env(safe-area-inset-left));
}

.topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  width: fit-content;
  padding: 0;
  color: var(--text);
  text-align: left;
  border: 0;
  background: none;
  cursor: pointer;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  transform: rotate(45deg);
  border: 1px solid rgba(69,245,232,.5);
  background: var(--cyan-soft);
  box-shadow: 0 0 24px rgba(69,245,232,.16);
}

.brand-mark i { position: absolute; width: 18px; height: 2px; background: var(--cyan); }
.brand-mark i:last-child { transform: rotate(90deg); }
.brand strong { display: block; font-size: 15px; letter-spacing: .15em; }
.brand small { color: var(--muted); font-family: var(--mono); font-size: 8px; letter-spacing: .25em; }

.status-strip {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .16em;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: blink 1.4s infinite;
}

.status-divider { width: 1px; height: 12px; background: var(--line); }
.top-actions { display: flex; gap: 8px; justify-self: end; }

.icon-button, .restart-button {
  height: 38px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.025);
  cursor: pointer;
  transition: .2s ease;
}

.icon-button { width: 38px; font-family: var(--mono); }
.restart-button { padding: 0 14px; font-size: 9px; font-weight: 700; letter-spacing: .14em; }
.restart-button span { margin-left: 8px; color: var(--cyan); font-size: 14px; }
.icon-button:hover, .restart-button:hover { color: var(--text); border-color: rgba(69,245,232,.5); }
.icon-button.off { color: #4d526c; text-decoration: line-through; }

.game-layout {
  display: grid;
  grid-template-columns: 170px minmax(500px, 1fr) 170px;
  gap: 26px;
  align-items: center;
  flex: 1;
  padding: 24px 0 16px;
}

.match-panel, .intel-panel {
  display: flex;
  flex-direction: column;
  min-height: min(610px, 70vh);
}

.match-panel { gap: 12px; }
.intel-panel { justify-content: space-between; }
.eyebrow { margin: 0 0 13px; color: var(--muted); font-family: var(--mono); font-size: 8px; letter-spacing: .22em; }

.player-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 0 12px 12px;
  border-left: 2px solid;
  background: linear-gradient(90deg, var(--card-bg), transparent);
}

.player-card.cyan { --card-bg: var(--cyan-soft); border-color: var(--cyan); }
.player-card.magenta { --card-bg: var(--magenta-soft); border-color: var(--magenta); }
.player-card small { display: block; color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .12em; }
.player-card strong { display: block; margin-top: 3px; font-size: 12px; letter-spacing: .12em; }
.player-card .score { padding-right: 11px; font-family: var(--mono); font-size: 30px; font-weight: 700; }
.cyan .score { color: var(--cyan); text-shadow: 0 0 20px rgba(69,245,232,.5); }
.magenta .score { color: var(--magenta); text-shadow: 0 0 20px rgba(255,77,166,.5); }

.versus-line { display: flex; gap: 8px; align-items: center; color: var(--muted); font-family: var(--mono); font-size: 7px; }
.versus-line span { flex: 1; height: 1px; background: var(--line); }
.match-stat { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--line); }
.match-stat span { color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .1em; }
.match-stat strong { font-family: var(--mono); font-size: 15px; }
.mode-button { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding: 13px; color: var(--cyan); font-size: 8px; font-weight: 700; letter-spacing: .13em; border: 1px solid rgba(69,245,232,.3); background: var(--cyan-soft); cursor: pointer; }

.arena-section { min-width: 0; }
.arena-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 5 / 3;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.16);
  background: #080b18;
  box-shadow: 0 22px 80px rgba(0,0,0,.45), 0 0 50px rgba(69,245,232,.04);
}

.arena-frame::before, .arena-frame::after {
  position: absolute;
  z-index: 3;
  width: 42px;
  height: 42px;
  content: "";
  pointer-events: none;
}

.arena-frame::before { top: 7px; left: 7px; border-top: 1px solid var(--cyan); border-left: 1px solid var(--cyan); }
.arena-frame::after { right: 7px; bottom: 7px; border-right: 1px solid var(--magenta); border-bottom: 1px solid var(--magenta); }
canvas { display: block; width: 100%; height: 100%; cursor: crosshair; touch-action: none; user-select: none; -webkit-user-select: none; }

.round-badge {
  position: absolute;
  z-index: 4;
  top: 14px;
  left: 50%;
  padding: 5px 10px;
  transform: translateX(-50%);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: .18em;
  border: 1px solid var(--line);
  background: rgba(5,6,13,.7);
  backdrop-filter: blur(8px);
}

.center-message {
  position: absolute;
  z-index: 5;
  top: 50%;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 260px;
  padding: 24px;
  color: var(--text);
  text-align: center;
  transform: translate(-50%, -50%) scale(.94);
  opacity: 0;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(7,8,20,.82);
  box-shadow: 0 10px 50px rgba(0,0,0,.4);
  backdrop-filter: blur(14px);
  pointer-events: none;
  cursor: pointer;
  transition: .2s ease;
}

.center-message.visible { transform: translate(-50%, -50%) scale(1); opacity: 1; pointer-events: auto; }
.center-message small { color: var(--cyan); font-family: var(--mono); font-size: 7px; letter-spacing: .22em; }
.center-message strong { margin: 5px 0; font-size: 34px; letter-spacing: .08em; }
.center-message span { color: var(--muted); font-size: 9px; }

.time-display {
  position: absolute;
  z-index: 4;
  top: 12px;
  right: 14px;
  color: var(--amber);
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  text-shadow: 0 0 16px rgba(249,216,107,.35);
}

.hidden { display: none !important; }
.control-hints { display: flex; justify-content: space-between; padding: 12px 3px 0; color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .1em; }
.control-hints kbd { padding: 3px 5px; color: var(--text); font: inherit; border: 1px solid var(--line); background: rgba(255,255,255,.04); }

.intel-card { margin-bottom: 10px; padding: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.02); }
.intel-card span { display: block; color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .12em; }
.intel-card strong { display: block; margin: 7px 0; font-family: var(--mono); font-size: 20px; }
.meter { height: 2px; background: rgba(255,255,255,.08); }
.meter i { display: block; width: 0; height: 100%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); transition: width .15s ease; }
.meter.hot i { background: var(--magenta); box-shadow: 0 0 8px var(--magenta); }
.tip-card { padding: 14px; border-left: 1px solid var(--amber); background: rgba(249,216,107,.05); }
.tip-number { color: var(--amber); font-family: var(--mono); font-size: 7px; letter-spacing: .15em; }
.tip-card p { margin: 8px 0 0; color: #a3a9bf; font-size: 9px; line-height: 1.8; }

.footer { display: flex; flex-wrap: wrap; gap: 10px 15px; justify-content: space-between; padding-top: 12px; color: #50566f; font-family: var(--mono); font-size: 7px; letter-spacing: .14em; border-top: 1px solid var(--line); }
.footer button { padding: 0; color: var(--cyan); font: inherit; letter-spacing: inherit; border: 0; background: none; cursor: pointer; }

.web-ad-section {
  width: min(970px, calc(100% - 32px));
  min-height: 120px;
  margin: 24px auto 42px;
  padding: 14px;
  border: 1px solid var(--line);
  background: rgba(9,12,22,.72);
}
.web-ad-section[hidden] { display: none; }
.web-ad-heading { display: flex; gap: 12px; justify-content: space-between; margin-bottom: 10px; color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .13em; }
#ad-slot { min-height: 90px; overflow: hidden; }

.modal-backdrop {
  position: fixed;
  z-index: 20;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  visibility: hidden;
  opacity: 0;
  background: rgba(4,5,12,.78);
  backdrop-filter: blur(18px);
  overflow-y: auto;
  pointer-events: none;
  transition: .25s ease;
}

.modal-backdrop.visible { visibility: visible; opacity: 1; pointer-events: auto; }
.mode-modal { width: min(760px, 100%); padding: 28px; border: 1px solid rgba(255,255,255,.15); background: linear-gradient(145deg, rgba(18,22,46,.98), rgba(8,10,24,.98)); box-shadow: 0 30px 120px rgba(0,0,0,.6); }
.modal-heading { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 24px; }
.modal-heading h1 { margin: 0; font-size: clamp(22px, 4vw, 36px); letter-spacing: .06em; }
.modal-code { color: #535b78; font-family: var(--mono); font-size: 7px; }
.mode-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

.mode-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 176px;
  padding: 16px;
  overflow: hidden;
  color: var(--text);
  text-align: left;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.025);
  cursor: pointer;
  transition: .2s ease;
}

.mode-card::after { position: absolute; right: -25px; bottom: -50px; width: 100px; height: 100px; content: ""; border-radius: 50%; background: var(--cyan); filter: blur(50px); opacity: 0; transition: .2s ease; }
.mode-card:hover, .mode-card.selected { border-color: rgba(69,245,232,.5); background: var(--cyan-soft); transform: translateY(-3px); }
.mode-card.selected::after { opacity: .2; }
.mode-index { align-self: flex-end; color: #626a87; font-family: var(--mono); font-size: 8px; }
.mode-icon { margin: 15px 0 18px; color: var(--cyan); font-family: var(--mono); font-size: 24px; text-shadow: 0 0 20px rgba(69,245,232,.45); }
.mode-card strong { font-size: 12px; letter-spacing: .07em; }
.mode-card small { margin-top: 6px; color: var(--muted); font-size: 8px; line-height: 1.6; }
.difficulty-row { display: flex; align-items: center; justify-content: space-between; margin: 22px 0 14px; padding: 13px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.difficulty-row > span { color: var(--muted); font-family: var(--mono); font-size: 8px; letter-spacing: .14em; }
.segmented { display: flex; gap: 4px; }
.segmented button { padding: 7px 11px; color: var(--muted); font-size: 7px; font-weight: 700; letter-spacing: .1em; border: 1px solid var(--line); background: transparent; cursor: pointer; }
.segmented button.active { color: var(--cyan); border-color: rgba(69,245,232,.5); background: var(--cyan-soft); }
.lan-row { margin: 0 0 14px; padding: 13px; border: 1px solid rgba(69,245,232,.28); background: rgba(69,245,232,.06); }
.lan-heading { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-family: var(--mono); font-size: 8px; letter-spacing: .12em; }
.lan-heading strong { color: var(--cyan); }
.lan-controls { display: grid; grid-template-columns: auto minmax(150px, 1fr) minmax(90px, .55fr) auto auto; gap: 7px; margin-top: 10px; }
.lan-controls button, .lan-controls input { min-height: 34px; padding: 7px 10px; font-family: var(--mono); font-size: 8px; border: 1px solid var(--line); }
.lan-controls button { color: var(--cyan); background: var(--cyan-soft); cursor: pointer; }
.lan-controls input { color: var(--text); background: rgba(0,0,0,.22); outline: none; }
.lan-controls input:focus { border-color: var(--cyan); }
.lan-controls .lan-disconnect { color: var(--magenta); background: var(--magenta-soft); }
.lan-row p { margin: 8px 0 0; color: var(--muted); font-size: 8px; }
.launch-button { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 14px 16px; color: #05100f; font-size: 10px; font-weight: 700; letter-spacing: .15em; border: 0; background: var(--cyan); box-shadow: 0 0 30px rgba(69,245,232,.2); cursor: pointer; }
.launch-button b { font-size: 16px; }

.legal-backdrop { position: fixed; z-index: 120; inset: 0; display: grid; place-items: center; padding: 20px; visibility: hidden; opacity: 0; background: rgba(4,5,12,.9); backdrop-filter: blur(18px); pointer-events: none; transition: .2s ease; }
.legal-backdrop[aria-hidden="true"] { display: none; }
.legal-backdrop.visible { visibility: visible; opacity: 1; pointer-events: auto; }
.legal-modal { display: flex; flex-direction: column; width: min(980px, 100%); max-height: calc(100vh - 40px); padding: 26px; border: 1px solid rgba(69,245,232,.3); background: #0b0e20; box-shadow: 0 30px 120px rgba(0,0,0,.7); }
.legal-heading { display: flex; align-items: flex-start; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.legal-heading h1 { margin: 0 0 5px; }
.legal-heading strong { color: var(--cyan); font-family: var(--mono); font-size: 9px; letter-spacing: .14em; }
.legal-heading small { display: block; margin-top: 6px; color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .08em; }
.legal-heading button { padding: 8px 11px; color: var(--magenta); font-family: var(--mono); font-size: 8px; border: 1px solid rgba(255,77,166,.4); background: var(--magenta-soft); cursor: pointer; }
.legal-content { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; padding-top: 18px; overflow-y: auto; }
.legal-content article { padding: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.018); }
.legal-content h2 { margin: 0 0 16px; color: var(--cyan); font-size: 16px; }
.legal-content h3 { margin: 18px 0 6px; color: var(--text); font-size: 11px; }
.legal-content p, .legal-content li { color: #aeb5ca; font-size: 10px; line-height: 1.8; }
.legal-content ul { padding-left: 18px; }
.legal-content a { color: var(--cyan); text-decoration-color: rgba(69,245,232,.45); text-underline-offset: 3px; overflow-wrap: anywhere; }
.legal-content a:hover, .legal-content a:focus-visible { color: #fff; text-decoration-color: var(--cyan); }
.contact-card { grid-column: 1 / -1; scroll-margin-top: 12px; outline: none; }
.contact-card:focus { border-color: var(--cyan); box-shadow: 0 0 24px rgba(69,245,232,.12); }
.contact-card .eyebrow { margin-bottom: 7px; }
.contact-card h2 { margin-bottom: 12px; }
.contact-card dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 18px; margin: 0; }
.contact-card dl div { min-width: 0; padding: 9px 10px; border-left: 1px solid rgba(69,245,232,.35); background: rgba(69,245,232,.035); }
.contact-card dt { color: var(--muted); font-family: var(--mono); font-size: 7px; letter-spacing: .12em; }
.contact-card dd { margin: 5px 0 0; color: var(--text); font-size: 10px; line-height: 1.5; }
.contact-card > p:last-child { margin-bottom: 0; }

.orientation-lock {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: none;
  place-items: center;
  padding: max(24px, env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));
  background: #05060d;
}
.orientation-lock.visible { display: grid; }
.orientation-lock div { max-width: 360px; text-align: center; }
.orientation-lock strong { display: block; color: var(--cyan); font-size: 22px; letter-spacing: .08em; }
.orientation-lock span { display: block; margin-top: 14px; color: var(--muted); font-family: var(--mono); font-size: 10px; line-height: 1.8; }
.orientation-contact { margin-top: 18px; padding: 9px 12px; color: var(--cyan); font-family: var(--mono); font-size: 8px; letter-spacing: .14em; border: 1px solid rgba(69,245,232,.4); background: rgba(69,245,232,.08); cursor: pointer; }
.orientation-contact:hover, .orientation-contact:focus-visible { color: #05100f; background: var(--cyan); }

@keyframes blink { 50% { opacity: .3; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes titleGrid { to { background-position: 0 54px, 54px 0; } }

body.device-touch canvas { cursor: none; }
body.device-touch .control-hints { font-size: 8px; }
body.device-touch .ambient { display: none; }
body.device-touch .arena-frame { box-shadow: 0 12px 36px rgba(0,0,0,.38); }
body.device-touch .round-badge,
body.device-touch .center-message,
body.device-touch .modal-backdrop,
body.device-touch .legal-backdrop { backdrop-filter: none; }
body.device-touch .live-dot { animation: none; }
body.device-touch .meter i { transition: none; }
body.device-phone .intel-panel { display: none; }
body.device-phone .app-shell { min-height: 100svh; }
body.device-phone.portrait .orientation-note { display: block; }
body.device-phone .title-content h1 { font-size: clamp(48px, 19vw, 76px); }
body.device-phone .title-orbit { width: 120vw; }
body.device-phone .game-layout { align-items: stretch; }
body.device-tablet .intel-panel { display: none; }

@media (max-width: 1100px) {
  .game-layout { grid-template-columns: 145px minmax(500px, 1fr); }
  .intel-panel { display: none; }
}

@media (max-width: 800px) {
  .app-shell { padding: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); }
  .topbar { grid-template-columns: 1fr auto; }
  .status-strip { display: none; }
  .game-layout { display: flex; flex-direction: column; gap: 14px; padding-top: 14px; }
  .arena-section { width: 100%; order: 1; }
  .match-panel { display: grid; grid-template-columns: 1fr auto 1fr; gap: 8px; width: 100%; min-height: auto; order: 2; }
  .match-panel .eyebrow, .match-stat, .mode-button { display: none; }
  .versus-line { width: 38px; }
  .player-card { min-width: 0; }
  .control-hints { font-size: 6px; }
  .pointer-hint { display: none; }
  .mode-grid { grid-template-columns: 1fr; }
  .mode-card { min-height: 95px; }
  .mode-icon { margin: 4px 0; }
  .mode-modal { max-height: calc(100vh - 30px); padding: 20px; overflow-y: auto; }
}

@media (max-width: 680px) {
  .lan-controls { grid-template-columns: 1fr; }
  .legal-content { grid-template-columns: 1fr; }
  .contact-card dl { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .brand strong { font-size: 11px; }
  .brand-mark { width: 34px; height: 34px; }
  .restart-button { display: none; }
  .player-card { padding-left: 8px; }
  .player-card strong { font-size: 9px; }
  .player-card .score { font-size: 22px; }
  .center-message { width: 220px; padding: 18px; }
  .center-message strong { font-size: 27px; }
  .modal-heading { margin-bottom: 14px; }
  .modal-code { display: none; }
  .difficulty-row { align-items: flex-start; flex-direction: column; gap: 10px; }
}

@media (max-height: 560px) and (orientation: landscape) {
  .app-shell { min-height: 100svh; padding: max(6px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(5px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); }
  .topbar { padding-bottom: 6px; }
  .brand-mark { width: 34px; height: 34px; }
  .game-layout { gap: 14px; padding: 7px 0 3px; }
  .match-panel, .intel-panel { min-height: min(280px, calc(100svh - 100px)); }
  .match-panel .eyebrow, .match-stat, .mode-button { display: none; }
  .arena-section { display: flex; flex-direction: column; align-items: center; }
  .arena-frame { width: auto; height: min(280px, calc(100svh - 100px)); aspect-ratio: 5 / 3; }
  .arena-frame canvas { width: 100%; height: 100%; }
  .control-hints { width: 100%; padding-top: 5px; }
  .footer { display: none; }
  .modal-backdrop { place-items: start center; padding: 10px; }
  .mode-modal { margin-block: 0; padding: 16px 20px; }
  .modal-heading { margin-bottom: 10px; }
  .modal-heading .eyebrow { margin-bottom: 6px; }
  .mode-card { min-height: 112px; padding: 11px; }
  .mode-icon { margin: 2px 0 5px; font-size: 18px; }
  .difficulty-row { margin: 9px 0 7px; padding: 7px 0; }
  .launch-button { padding-block: 11px; }
}