:root {
  color-scheme: dark;
  --bg: #191b18;
  --text: #e4e2d8;
  --muted: #a3a69a;
  --faint: #6f7469;
  --line: #34382f;
  --accent: #d6a272;
  --accent-bright: #f1be86;
  --green: #b1be8c;
  --paper: #d6ceb9;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif CJK JP", Georgia, serif;
  --sans: "Yu Gothic UI", "Hiragino Kaku Gothic ProN", "Meiryo", Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; color: var(--text); font: 13px/1.6 var(--sans); background: radial-gradient(ellipse at 36% 42%, #2d3026 0, #1c1f19 42%, #171917 85%); -webkit-font-smoothing: antialiased; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 10; opacity: .04; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' filter='url(%23n)' d='M0 0h180v180H0z'/%3E%3C/svg%3E"); }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; color: inherit; border: 0; }
button:disabled { cursor: default; }
button, a, input { outline-offset: 5px; }
:focus-visible { outline: 2px solid var(--accent-bright); }
button { transition: color .18s, background .18s, box-shadow .18s, transform .18s; }
button:active:not(:disabled) { transform: translateY(1px); }
a { color: inherit; text-decoration: none; }
[hidden] { display: none !important; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 21px; height: 21px; display: inline-block; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.icon.small { width: 15px; height: 15px; }
.app { width: min(1180px, calc(100% - 80px)); margin: 0 auto; }
.masthead { height: 86px; display: flex; align-items: center; gap: 30px; border-bottom: 1px solid var(--line); }
.wordmark { display: flex; align-items: center; gap: 12px; font: 700 22px/1 var(--sans); letter-spacing: .07em; }
.wordmark-light { font-weight: 400; margin-left: 4px; color: #c9c9bc; }
.brand-icon { display: grid; place-items: center; border: 1px solid #6b634c; width: 39px; height: 39px; border-radius: 50%; color: var(--accent); }
.brand-icon .icon { width: 23px; height: 23px; }
.brand-caption { display: block; font: 8px/1 var(--mono); letter-spacing: .25em; margin-top: 8px; color: var(--faint); }
.navigation { display: flex; gap: 29px; margin-left: auto; height: 100%; align-items: center; }
.nav-current { height: 100%; display: flex; align-items: center; position: relative; font-size: 12px; color: var(--accent); }
.nav-current::after { content: ""; position: absolute; width: 100%; height: 2px; background: var(--accent); bottom: -1px; }
.nav-link { display: flex; align-items: center; gap: 7px; background: none; padding: 9px 0; color: var(--muted); font-size: 12px; position: relative; }
.nav-link:hover, .icon-button:hover { color: var(--accent-bright); }
.nav-dot { width: 4px; height: 4px; background: var(--accent); border-radius: 50%; }
.header-actions { display: flex; gap: 6px; align-items: center; margin-left: 18px; }
.icon-button { display: grid; place-items: center; width: 34px; height: 36px; padding: 0; background: transparent; color: var(--muted); border-radius: 4px; }
.icon-button:hover { background: #ffffff08; }
.header-divider { width: 1px; height: 18px; background: var(--line); margin: 0 10px; }
.intro { padding: 31px 0 29px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.eyebrow { margin: 0; font: 9px/1.4 var(--mono); letter-spacing: .17em; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.tiny-line { width: 18px; height: 1px; background: var(--accent); }
h1 { font: 400 30px/1.5 var(--serif); letter-spacing: .07em; margin: 9px 0 7px; color: #e6e3d8; }
h1 span { white-space: nowrap; }
.intro-description { margin: 0; font-size: 11px; letter-spacing: .04em; color: var(--muted); }
.session-controls { display: flex; flex-direction: column; align-items: flex-end; gap: 11px; }
.mode-switch { display: flex; border: 1px solid #3d4237; padding: 4px; border-radius: 5px; background: #14171155; }
.mode-button { padding: 8px 16px; background: none; color: var(--muted); font-size: 11px; border-radius: 2px; display: flex; align-items: center; gap: 6px; }
.mode-button:hover { color: var(--text); }
.mode-button.selected { color: #e0d8c8; background: #3b3e32; box-shadow: inset 0 1px 0 #ffffff08, 0 2px 4px #0002; }
.daily-indicator { width: 4px; height: 4px; background: var(--green); border-radius: 50%; }
.session-meta { font: 9px/1 var(--mono); letter-spacing: .08em; color: var(--faint); display: flex; align-items: center; gap: 10px; }
.meta-separator { opacity: .4; }
.text-button { background: none; color: var(--muted); padding: 0; }
.new-session { display: flex; align-items: center; margin-left: 3px; }
.new-session:hover { color: var(--accent); }
.game-layout { display: grid; grid-template-columns: minmax(0, 1fr) 278px; gap: 37px; }
.receiver-area { min-width: 0; }
.receiver-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; font: 9px/1 var(--mono); letter-spacing: .09em; color: var(--muted); }
.receiver-meta > span:first-child { display: flex; align-items: center; gap: 8px; }
.status-dot { width: 5px; height: 5px; background: #74746a; border-radius: 50%; transition: background .4s, box-shadow .4s; }
.status-dot.on { background: #bfc78e; box-shadow: 0 0 8px #c7cf8540; }
.radio { height: 418px; position: relative; padding: 16px; border-radius: 10px; border: 1px solid #8c6748; border-bottom: 4px solid #301e12; background: repeating-linear-gradient(1deg, transparent 0 2px, #1e0b0718 3px, #f0bd8710 4px, transparent 6px 11px), repeating-linear-gradient(93deg, #6d4221 0, #825732 10%, #5d391e 22%, #7b4e2c 32%, #8f5f37 60%, #674125 74%, #8b5d37 89%, #5a341d 100%); box-shadow: inset 0 2px 1px #e1aa7044, inset 3px 0 4px #d6a26e33, inset -4px -4px 7px #0006, 0 20px 35px #0006, 0 4px 8px #0006; }
.radio::before { content: ""; position: absolute; left: 15px; right: 15px; bottom: -22px; height: 12px; background: #0c0e0bcc; filter: blur(9px); border-radius: 50%; pointer-events: none; }
.screw { position: absolute; z-index: 2; width: 7px; height: 7px; border: 1px solid #302519; background: radial-gradient(circle at 35% 30%, #ba996e, #63503a 65%); border-radius: 50%; box-shadow: 0 1px 2px #0008; }
.screw::after { content: ""; position: absolute; width: 5px; height: 1px; top: 2px; background: #403024; transform: rotate(-35deg); }
.top-left { top: 5px; left: 5px; }.top-right { top: 5px; right: 5px; }.bottom-left { bottom: 5px; left: 5px; }.bottom-right { bottom: 5px; right: 5px; }
.radio-face { height: 100%; display: flex; flex-direction: column; padding: 13px 22px 8px; border-radius: 3px; border: 1px solid #6e6250; background: repeating-linear-gradient(0deg, #ffffff03 0 1px, #57462b05 1px 2px), linear-gradient(110deg, #e2dbca 0%, #d0c7b0 50%, #cec4ac 85%, #ded3bd 100%); box-shadow: inset 0 1px 1px #fff8, 0 0 0 2px #3e261944, 0 2px 3px #0004; color: #4a483d; }
.radio-brand-row { display: flex; justify-content: space-between; align-items: center; height: 28px; flex-shrink: 0; margin-bottom: 10px; }
.radio-brand { font: 900 20px/1 var(--sans); letter-spacing: .15em; display: flex; align-items: center; gap: 7px; color: #3e423b; }
.brand-star { font: 23px/1 var(--serif); color: #806d4f; }
.radio-edition { font: 7px/1 var(--mono); letter-spacing: .15em; border-left: 1px solid #8d897750; padding-left: 10px; margin-left: 5px; }
.radio-model { font: 700 11px/1 var(--mono); letter-spacing: .08em; text-align: right; }
.radio-model span { display: block; margin-top: 5px; font: 6px/1 var(--mono); letter-spacing: .17em; color: #77715e; }
.dial-bezel { flex-shrink: 0; height: 137px; border: 3px solid #6b6855; border-top-color: #646251; border-bottom-color: #a69b80; border-radius: 4px; background: #211f17; box-shadow: 0 2px 0 #fffffa65, 0 -1px 0 #5c574d, inset 0 2px 4px #000; padding: 4px; }
.dial-glass { height: 100%; position: relative; border-radius: 1px; overflow: hidden; color: #a3966c; background: radial-gradient(ellipse at 50% 120%, #80603144, transparent 85%), linear-gradient(#24261c, #28271a); box-shadow: inset 0 3px 8px #000a; transition: color .6s, background .6s; }
.radio.on .dial-glass { color: #e8c17b; background: radial-gradient(ellipse at 50% 100%, #9f66264a, transparent 90%), linear-gradient(#302f1e, #3d3220); }
.dial-topline { position: relative; height: 43px; display: flex; justify-content: space-between; align-items: center; padding: 4px 14px 0; }
.dial-band { font: 700 15px/1 var(--mono); letter-spacing: .05em; }
.dial-band span { font: 6px/1 var(--mono); display: block; letter-spacing: .17em; margin-top: 4px; opacity: .7; }
.frequency-readout { font: 30px/1 var(--mono); letter-spacing: .02em; color: #b0a176; transition: color .5s, text-shadow .5s; }
.radio.on .frequency-readout { color: #ffd696; text-shadow: 0 0 16px #e2a54444; }
.frequency-unit { font-size: 10px; margin-left: 7px; opacity: .7; }
.dial-status { font: 7px/1 var(--mono); letter-spacing: .1em; min-width: 70px; text-align: right; }
.frequency-scale { position: relative; height: 49px; margin: 0 19px; }
.scale-numbers { display: flex; justify-content: space-between; font: 11px/1 var(--mono); position: absolute; top: 8px; left: 0; right: 0; }
.scale-numbers span { width: 0; display: flex; justify-content: center; }
.scale-ticks { position: absolute; bottom: 3px; height: 17px; left: 0; right: 0; border-bottom: 1px solid currentColor; background: repeating-linear-gradient(to right, currentColor 0 1px, transparent 1px 1%), repeating-linear-gradient(to right, currentColor 0 1px, transparent 1px 5%); mask-image: linear-gradient(to bottom, transparent 0 40%, #000 40%); opacity: .5; }
.scale-ticks::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(to right, currentColor 0 1px, transparent 1px 10%); }
.dial-needle { position: absolute; left: 50%; top: -7px; bottom: 0; width: 2px; background: #c27045; transform: translateX(-50%); box-shadow: 0 0 3px #e1a07066; pointer-events: none; }
.dial-needle span { position: absolute; top: 0; left: -3px; width: 8px; height: 4px; background: #c27045; border-radius: 0 0 3px 3px; }
.radio.on .dial-needle { background: #f4a16b; box-shadow: 0 0 9px #e3935180; }
.radio.on .dial-needle span { background: #f4a16b; }
.station-markers { position: absolute; inset: 0; pointer-events: none; }
.station-marker { position: absolute; bottom: -1px; width: 5px; height: 5px; border-radius: 50%; background: #bfc58e; box-shadow: 0 0 6px #cad1a133; transform: translateX(-50%); }
.tuning-range { position: absolute; inset: -3px -8px; margin: 0; width: calc(100% + 16px); height: calc(100% + 6px); opacity: 0; cursor: crosshair; touch-action: none; }
.frequency-scale:focus-within { outline: 1px solid var(--accent); outline-offset: 3px; }
.scope-row { display: flex; align-items: center; height: 29px; gap: 10px; padding: 0 15px; border-top: 1px solid #c4b07a12; margin-top: 3px; }
.scope-label, .scope-unit { font: 6px/1 var(--mono); letter-spacing: .11em; opacity: .8; width: 40px; }
.scope-unit { text-align: right; }
#waveform { min-width: 0; width: 100%; height: 24px; flex: 1; opacity: .85; }
.glass-reflection { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(112deg, transparent 12%, #ffffff05 12.2%, #ffffff02 24%, transparent 24.2%, transparent 74%, #ffffff04 74.2%, transparent 88%); }
.hardware-row { min-height: 0; display: grid; grid-template-columns: 1fr 179px; gap: 28px; flex: 1; padding-top: 17px; }
.speaker-section { display: flex; min-height: 0; flex-direction: column; }
.speaker-grille { flex: 1; min-height: 55px; overflow: hidden; position: relative; border-radius: 3px; border: 1px solid #8c816a; background: repeating-linear-gradient(90deg, #3c3c32 0 2px, #a79e82 2px 3px, #4f4f41 3px 4px, #252820 4px 6px), linear-gradient(#3d3e30, #24291f); box-shadow: inset 0 2px 6px #0006, 0 1px 1px #fff8; }
.speaker-grille::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, #21221955 0 1px, transparent 1px 3px), radial-gradient(ellipse at 50% 50%, transparent 10%, #20201755 95%); }
.speaker-cone { position: absolute; width: 170px; height: 170px; border-radius: 50%; left: 50%; top: 50%; transform: translate(-50%, -50%); background: radial-gradient(circle, #22281dd9 0 26%, #1a20151a 27% 47%, #1d221599 48% 62%, transparent 63%); opacity: .5; }
.speaker-badge { position: absolute; z-index: 1; right: 16px; bottom: 11px; font: italic 27px/1 Georgia, serif; color: #d2c9a9; text-shadow: 0 2px 2px #000; }
.speaker-badge-dot { font-size: 28px; color: #d8a674; }
.small-controls { display: flex; align-items: center; gap: 24px; padding-top: 14px; height: 62px; flex-shrink: 0; }
.power-control { display: flex; gap: 10px; align-items: center; flex-shrink: 0; }
.power-button { width: 38px; height: 38px; border-radius: 50%; border: 2px solid #918773; background: linear-gradient(135deg, #e3decb, #b6ad97); color: #696752; box-shadow: inset 0 1px 2px #fffffa99, 0 2px 3px #0004, 0 0 0 3px #80725822; display: grid; place-items: center; padding: 0; }
.power-button .icon { width: 16px; height: 16px; stroke-width: 2; }
.power-button:hover { box-shadow: inset 0 1px 2px #fffffa99, 0 2px 3px #0004, 0 0 0 3px #80725855; color: #4d5134; }
.radio.on .power-button { color: #5a653b; background: linear-gradient(135deg, #d7d9b4, #bbb894); box-shadow: inset 0 1px 2px #fffffa99, 0 2px 3px #0004, 0 0 0 3px #82905233; }
.hardware-label { font: 7px/1.3 var(--mono); letter-spacing: .12em; font-weight: 700; color: #66634e; }
.power-indicator { display: block; font: 6px/1 var(--mono); margin-top: 6px; opacity: .6; }
.radio.on .power-indicator { color: #536035; opacity: 1; }
.volume-control { flex: 1; min-width: 70px; max-width: 210px; }
.volume-labels { display: flex; justify-content: space-between; align-items: center; }
.volume-labels > span { font: 7px/1 var(--mono); }
.volume-control input { appearance: none; -webkit-appearance: none; background: transparent; width: 100%; height: 24px; cursor: pointer; margin: 0; }
.volume-control input::-webkit-slider-runnable-track { height: 3px; border-radius: 2px; background: #88836c; box-shadow: 0 1px 0 #fff6, inset 0 1px 2px #0005; }
.volume-control input::-moz-range-track { height: 3px; border-radius: 2px; background: #88836c; }
.volume-control input::-webkit-slider-thumb { appearance: none; width: 10px; height: 16px; margin-top: -6px; background: linear-gradient(90deg, #9c9178, #ece1c6 35%, #b5a990); border: 1px solid #8a806b; border-radius: 1px; box-shadow: 1px 2px 3px #0004; }
.volume-control input::-moz-range-thumb { width: 9px; height: 15px; background: #d6ccb4; border: 1px solid #8a806b; border-radius: 1px; }
.volume-ticks { display: flex; justify-content: space-between; font: 5px/1 var(--mono); color: #817c65; }
.stereo-indicator { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.stereo-indicator > span:first-child { width: 5px; height: 5px; border: 1px solid #8f9570; border-radius: 50%; background: #79845e; box-shadow: inset 0 1px 2px #0008; }
.stereo-indicator > span:first-child.lit { background: #bed17b; box-shadow: 0 0 7px #9da95eaa; }
.stereo-indicator .hardware-label { font-size: 5px; }
.tuning-section { border-left: 1px solid #8e846d50; padding-left: 20px; position: relative; display: flex; flex-direction: column; align-items: center; justify-content: space-between; }
.tuning-heading { width: 100%; display: flex; align-items: center; justify-content: space-between; font: 700 8px/1 var(--mono); letter-spacing: .12em; }
.tuning-fine { font-size: 5px; font-weight: 400; letter-spacing: .05em; opacity: .8; }
.knob-surround { position: relative; width: 132px; height: 128px; display: flex; justify-content: center; align-items: center; flex-shrink: 0; }
.knob-ticks { position: absolute; width: 120px; height: 120px; border-radius: 50%; background: repeating-conic-gradient(from -130deg, #77746188 0deg 1deg, transparent 1deg 10deg); mask: radial-gradient(circle, transparent 0 55px, #000 55px 59px, transparent 59px); clip-path: polygon(0 0, 100% 0, 100% 80%, 64% 80%, 50% 50%, 36% 80%, 0 80%); }
.tuning-knob { width: 96px; height: 96px; cursor: ew-resize; touch-action: none; user-select: none; border: 1px solid #7e7f70; border-radius: 50%; position: relative; background: repeating-conic-gradient(#c4c4b7 0deg 1.5deg, #858878 1.5deg 3deg, #c9cabb 3deg 5deg); box-shadow: 4px 7px 9px #44372255, 0 0 0 2px #9b958133, inset 0 1px 2px #fff9; }
.tuning-knob.dragging { cursor: grabbing; }
.knob-cap { position: absolute; inset: 7px; border-radius: 50%; background: conic-gradient(from 20deg, #e7e8de, #b7bbac 15%, #edece1 27%, #d4d7c7 48%, #b1b7a6 65%, #e5e7d7 81%, #e7e8de); border: 1px solid #a2a38f; box-shadow: 0 0 0 1px #ffffff88, inset 0 -2px 3px #61695444, 0 1px 3px #0004; }
.knob-inner-ring { position: absolute; inset: 15px; border-radius: 50%; border: 1px solid #fff4; box-shadow: 0 0 0 1px #a3a69133; background: radial-gradient(circle at 35% 25%, #f4f5e844, transparent 75%); }
.knob-pointer { position: absolute; inset: 0; z-index: 1; transform: rotate(0deg); }
.knob-pointer::after { content: ""; position: absolute; width: 3px; height: 14px; top: 5px; left: calc(50% - 1.5px); border-radius: 2px; background: #655e45; box-shadow: 0 1px 1px #fff8; }
.knob-position-label { position: absolute; top: 106px; font: 10px/1 var(--mono); color: #666852; }
.min-label { left: 14px; }.max-label { right: 14px; }
.fine-buttons { display: flex; align-items: center; justify-content: center; gap: 12px; font: 5px/1 var(--mono); letter-spacing: .1em; width: 100%; }
.fine-button { background: #b7af9770; border: 1px solid #aba28b; box-shadow: 0 1px 0 #fff7; color: #5e5c47; font: 14px/1 var(--mono); width: 30px; height: 25px; padding: 0; border-radius: 2px; touch-action: none; }
.fine-button:hover { background: #b0a588; }
.radio-bottomline { display: flex; align-items: center; justify-content: space-between; font: 5px/1 var(--mono); letter-spacing: .13em; color: #837964; padding-top: 13px; flex-shrink: 0; }
.bottomline-star { font-size: 12px; margin-left: 5px; }
.radio-foot { position: absolute; bottom: -8px; width: 52px; height: 6px; z-index: -1; border-radius: 0 0 2px 2px; background: #161a13; }
.left-foot { left: 45px; }.right-foot { right: 45px; }
.signal-console { margin-top: 24px; display: flex; align-items: center; gap: 12px; min-height: 53px; }
.console-icon { width: 35px; height: 35px; border: 1px solid #454837; border-radius: 50%; display: grid; place-items: center; color: #a7a88a; flex-shrink: 0; }
.console-icon .icon { width: 17px; height: 17px; }
.console-copy { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
#statusTitle { font-size: 12px; color: #d0d2c2; letter-spacing: .05em; }
#statusDetail { font-size: 10px; color: var(--muted); }
.signal-meter-group { width: 159px; margin-left: auto; flex-shrink: 0; }
.meter-heading { display: flex; justify-content: space-between; align-items: center; font: 7px/1 var(--mono); letter-spacing: .08em; color: var(--muted); margin-bottom: 9px; }
#signalValue { color: #cac5a6; font-size: 9px; }
.signal-meter { height: 7px; background: #444a3680; position: relative; overflow: hidden; }
.signal-meter > div { position: absolute; width: 0; height: 100%; background: #b9bb8a; transition: width .1s linear; }
.signal-meter::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 calc(10% - 3px), #1c2018 calc(10% - 3px) 10%); }
.signal-console.acquiring .console-icon { color: var(--accent-bright); border-color: #b5865b80; }
.signal-console.acquiring .signal-meter > div { background: var(--accent-bright); }
.signal-console.acquiring #statusTitle, .signal-console.acquiring #signalValue { color: var(--accent-bright); }
.signal-console.found .console-icon { color: var(--green); border-color: #88965a80; }
.station-log { border-left: 1px solid var(--line); padding-left: 30px; padding-top: 2px; display: flex; flex-direction: column; min-width: 0; }
.log-header { display: flex; align-items: center; justify-content: space-between; }
.log-header .eyebrow { font-size: 8px; color: var(--faint); letter-spacing: .1em; }
.log-header h2 { font: 400 23px/1.4 var(--serif); letter-spacing: .08em; margin: 6px 0 0; }
.found-count { display: flex; gap: 6px; align-items: baseline; font: 10px/1 var(--mono); color: var(--faint); }
.found-count strong { font: 32px/1 var(--mono); color: var(--accent); font-weight: 400; }
.collection-progress { display: flex; gap: 5px; height: 3px; margin: 18px 0 8px; }
.collection-progress span { flex: 1; background: #3e4435; transition: background .5s; }
.collection-progress span.complete { background: var(--accent); }
.station-list { display: flex; flex-direction: column; }
.station-card { display: grid; grid-template-columns: 26px 1fr 17px; column-gap: 9px; align-items: center; text-align: left; background: transparent; border-bottom: 1px solid var(--line); padding: 17px 0; width: 100%; position: relative; color: var(--muted); }
.station-card:not(:disabled):hover { background: #c9b68d07; }
.station-number { font: 10px/1 var(--mono); color: var(--faint); align-self: start; padding-top: 4px; }
.station-name { font: 700 12px/1.3 var(--sans); letter-spacing: .1em; color: #bdc1ae; }
.station-subtitle { margin-top: 4px; font-size: 9px; color: var(--muted); }
.station-frequency { display: block; font: 9px/1 var(--mono); margin-top: 8px; color: #7d8671; letter-spacing: .08em; }
.station-card > .icon { width: 15px; height: 15px; opacity: .35; align-self: start; margin-top: 2px; }
.station-card.found .station-number, .station-card.found .station-name { color: var(--accent-bright); }
.station-card.found .station-frequency { color: var(--green); }
.station-card.found > .icon { color: var(--green); opacity: 1; }
.station-card.active::before { content: ""; width: 2px; height: 30px; background: var(--accent); position: absolute; left: -14px; }
.station-card.discovered { animation: discovery 1s ease-out; }
@keyframes discovery { 0% { background: #d6a27235; } 100% { background: transparent; } }
.log-footer { padding-top: 19px; }
.log-stat { display: flex; align-items: center; justify-content: space-between; margin-bottom: 11px; }
.log-stat > span { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 10px; }
.log-stat .icon { color: var(--faint); width: 12px; height: 12px; }
.log-stat strong { font: 16px/1 var(--mono); font-weight: 400; color: #d0d0b8; }
.personal-best { padding-top: 12px; border-top: 1px dashed #3d4334; display: flex; justify-content: space-between; font: 8px/1 var(--mono); letter-spacing: .06em; color: var(--faint); }
.personal-best > span:last-child { color: var(--muted); }
.log-note { font-size: 9px; line-height: 1.8; color: var(--faint); margin: 18px 0 0; display: flex; gap: 6px; }
.note-star { color: var(--accent); }
.field-guide { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 21px 0; margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr 1.25fr auto; gap: 24px; }
.guide-step { display: flex; gap: 14px; align-items: flex-start; }
.step-number { font: 17px/1 var(--serif); font-style: italic; color: #918770; padding-top: 1px; }
.guide-step strong { font-size: 11px; font-weight: 400; letter-spacing: .04em; color: #c1c5b1; }
.guide-step p { color: var(--faint); margin: 4px 0 0; font-size: 9px; }
.headphone-tip { display: flex; align-items: center; gap: 11px; color: var(--faint); font-size: 9px; border-left: 1px solid var(--line); padding-left: 22px; }
.headphone-tip .icon { color: #999c80; width: 22px; height: 22px; }
.page-footer { padding: 18px 0 24px; display: flex; align-items: center; gap: 20px; color: var(--faint); }
.footer-caption, .edition-label { font: 6px/1 var(--mono); letter-spacing: .13em; }
.keyboard-guide { display: flex; gap: 17px; margin-left: auto; font-size: 8px; }
.keyboard-guide > span { display: flex; align-items: center; gap: 4px; }
kbd { font: 8px/1 var(--mono); background: #292d23; color: #a4aa94; padding: 4px 5px; border: 1px solid #414738; border-bottom-width: 2px; border-radius: 3px; display: inline-block; }
.edition-label { margin-left: auto; }
.game-dialog { width: min(520px, calc(100% - 32px)); max-height: min(850px, calc(100dvh - 40px)); padding: 29px 33px 27px; color: var(--text); background: linear-gradient(145deg, #282d23, #1c2119); border: 1px solid #5d624a; border-radius: 8px; box-shadow: 0 30px 100px #0008, inset 0 1px 0 #e0d9bb0a; overflow: auto; }
.game-dialog[open] { animation: dialog-in .25s ease-out; }
.game-dialog::backdrop { background: #0f120dd4; backdrop-filter: blur(7px); }
.dialog-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 19px; }
.dialog-top .eyebrow { color: var(--accent); font-size: 8px; }
.dialog-top .icon-button { width: 26px; height: 26px; }
.game-dialog h2 { font: 400 27px/1.5 var(--serif); letter-spacing: .06em; margin: 0 0 10px; }
.dialog-description { color: var(--muted); font-size: 11px; line-height: 1.9; margin: 0 0 25px; }
.primary-button, .secondary-button { display: flex; align-items: center; justify-content: center; gap: 14px; min-height: 44px; padding: 12px 20px; border: 1px solid #ccb089; border-radius: 3px; background: #d7b78f; color: #2b2c22; font-size: 12px; font-weight: 600; letter-spacing: .03em; }
.primary-button:hover { background: #e3c59e; box-shadow: 0 3px 12px #d7b78f14; }
.secondary-button { background: transparent; border-color: #505740; color: var(--muted); margin-top: 10px; font-weight: 400; }
.secondary-button:hover { color: var(--text); background: #ffffff05; }
.full-width { width: 100%; }
.instructions { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 21px; }
.instructions > li { display: flex; gap: 17px; }
.instructions > li > span { font: italic 21px/1.3 var(--serif); color: var(--accent); }
.instructions strong { font-size: 12px; font-weight: 600; }
.instructions p { color: var(--muted); font-size: 11px; line-height: 1.8; margin: 5px 0 0; }
.guide-key-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 22px 0; margin-top: 23px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.dialog-note { background: #12170e55; border-left: 2px solid #777e59; padding: 13px 15px; font-size: 10px; line-height: 1.8; color: #a9b09a; margin-bottom: 22px; }
.difficulty-settings { margin: 25px 0 0; padding: 0; border: 0; display: flex; flex-direction: column; gap: 9px; }
.difficulty-settings legend { color: var(--muted); font-size: 11px; margin-bottom: 13px; }
.difficulty-option { cursor: pointer; display: flex; align-items: center; gap: 14px; padding: 15px 17px; border: 1px solid #424a36; border-radius: 4px; background: #171d1322; }
.difficulty-option:has(input:checked) { border-color: #a99268; background: #cbb58a0a; }
.difficulty-option input { accent-color: var(--accent); width: 14px; height: 14px; }
.difficulty-option > span { display: flex; flex-direction: column; gap: 5px; }
.difficulty-option strong { font: 12px/1.4 var(--mono); letter-spacing: .05em; color: #d1c4a7; }
.difficulty-option small { font: 10px/1.3 var(--sans); color: var(--muted); margin-left: 9px; }
.difficulty-option > span > span { font-size: 10px; color: var(--muted); }
.setting-note { color: var(--faint); font-size: 10px; margin: 12px 0 22px; }
.switch-row { display: flex; align-items: center; gap: 20px; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 21px; margin-bottom: 27px; cursor: pointer; }
.switch-row strong { font-size: 11px; display: block; font-weight: 400; }
.switch-row small { display: block; font-size: 9px; color: var(--muted); margin-top: 6px; }
.switch-row input { appearance: none; width: 34px; height: 19px; background: #4a513e; border: 1px solid #626b4f; border-radius: 20px; position: relative; cursor: pointer; flex-shrink: 0; }
.switch-row input::before { content: ""; position: absolute; width: 11px; height: 11px; border-radius: 50%; background: #b4b6a1; left: 3px; top: 3px; transition: transform .15s; }
.switch-row input:checked { background: #858359; border-color: #beb284; }
.switch-row input:checked::before { transform: translateX(14px); background: #ede0b5; }
.compact-dialog { width: min(420px, calc(100% - 32px)); }
.pause-symbol { border: 1px solid #616649; background: #373e2d; width: 59px; height: 59px; border-radius: 50%; display: grid; place-items: center; color: var(--accent); margin-bottom: 24px; }
.archive-dialog { width: min(560px, calc(100% - 32px)); }
.archive-bests { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 22px; }
.archive-best { padding: 15px 9px; border: 1px solid #474e3b; text-align: center; background: #1c231850; }
.archive-best > span { display: block; font: 7px/1 var(--mono); letter-spacing: .05em; color: var(--muted); }
.archive-best strong { display: block; color: var(--accent); font: 21px/1 var(--mono); margin: 11px 0 6px; }
.archive-best small { font: 8px/1 var(--mono); color: var(--faint); }
.archive-list { margin-bottom: 24px; }
.archive-row { display: grid; grid-template-columns: 1fr 67px 60px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); gap: 12px; }
.archive-row > div strong { font-size: 11px; display: block; font-weight: 400; }
.archive-row small { font: 7px/1 var(--mono); color: var(--muted); }
.archive-row > span { font: 12px/1 var(--mono); color: var(--accent); text-align: right; }
.archive-row > span:last-child { color: #b7bda3; font-size: 11px; }
.empty-archive { text-align: center; padding: 28px 15px; color: var(--muted); font-size: 11px; border: 1px dashed #474e3b; }
.empty-archive .icon { display: block; width: 28px; height: 28px; margin: 0 auto 14px; color: var(--faint); }
.toast { position: fixed; bottom: 31px; left: 50%; z-index: 20; transform: translateX(-50%); display: flex; align-items: center; gap: 16px; color: #d6dec5; background: #2a3426f5; border: 1px solid #78805d; border-left: 3px solid var(--green); border-radius: 4px; padding: 16px 23px; box-shadow: 0 9px 32px #0006; min-width: 275px; max-width: calc(100% - 30px); animation: toast-in .35s ease-out; }
.toast > .icon { color: var(--green); }
.toast > div { display: flex; flex-direction: column; gap: 4px; }
.toast strong { font-size: 12px; letter-spacing: .04em; }
.toast span { font: 9px/1.4 var(--mono); color: #a9b492; letter-spacing: .04em; }
.result-dialog { text-align: center; width: min(470px, calc(100% - 32px)); }
.result-emblem { width: 90px; height: 90px; border-radius: 50%; border: 1px solid #b29c6970; background: radial-gradient(circle, #bfa16918, #bfa16905); margin: 5px auto 24px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; box-shadow: 0 0 0 7px #a8995c05; color: var(--accent); }
.result-emblem .icon { width: 32px; height: 32px; }
.result-emblem span { font: 8px/1 var(--mono); letter-spacing: .1em; }
.result-kicker { font-size: 10px; color: var(--muted); letter-spacing: .06em; }
.result-dialog h2 { font-size: 35px; margin: 0 0 12px; }
.result-stars { display: flex; gap: 7px; justify-content: center; color: #4c503b; font-size: 19px; }
.result-stars .earned { color: var(--accent); }
.result-rating { font: 9px/1 var(--mono); letter-spacing: .15em; color: var(--muted); margin: 7px 0 24px; }
.result-stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px 0; }
.result-stat-grid > div + div { border-left: 1px solid var(--line); }
.result-stat-grid span { font-size: 9px; color: var(--muted); display: block; margin-bottom: 9px; }
.result-stat-grid strong { font: 24px/1 var(--mono); color: var(--accent-bright); }
.result-stat-grid small { font-size: 11px; margin-left: 2px; }
.new-best-label { color: #cad19c; font: 8px/1 var(--mono); letter-spacing: .16em; margin: 17px 0 0; }
.result-stations { display: grid; grid-template-columns: 1fr 1fr; gap: 13px 19px; padding: 24px 0; text-align: left; }
.result-stations > div { display: flex; align-items: center; gap: 9px; }
.result-stations .icon { width: 12px; height: 12px; color: var(--green); }
.result-stations strong { font: 8px/1 var(--mono); display: block; color: #c4c8b4; letter-spacing: .06em; }
.result-stations span { display: block; font: 9px/1 var(--mono); margin-top: 5px; color: var(--muted); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.noscript-message { padding: 25px; background: #272d20; border: 1px solid #6e7651; position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 99; }
@keyframes dialog-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 9px); } to { opacity: 1; transform: translate(-50%, 0); } }
@media (min-width: 1000px) and (max-height: 800px) {
  .masthead { height: 69px; }.intro { padding: 23px 0 21px; }h1 { font-size: 27px; margin-top: 6px; }.radio { height: 354px; padding: 13px; }.radio-face { padding: 9px 19px 7px; }.radio-brand-row { height: 22px; margin-bottom: 8px; }.dial-bezel { height: 126px; }.hardware-row { padding-top: 13px; grid-template-columns: 1fr 161px; gap: 24px; }.knob-surround { width: 121px; height: 110px; }.knob-ticks { width: 110px; height: 110px; mask: radial-gradient(circle, transparent 0 50px, #000 50px 54px, transparent 54px); }.tuning-knob { width: 85px; height: 85px; }.knob-position-label { top: 92px; }.small-controls { padding-top: 11px; height: 54px; gap: 18px; }.power-button { width: 33px; height: 33px; }.radio-bottomline { padding-top: 8px; }.tuning-heading { font-size: 7px; }.signal-console { margin-top: 19px; min-height: 48px; }.station-card { padding: 13px 0; }.log-footer { padding-top: 16px; }.log-note { margin-top: 13px; }.collection-progress { margin-top: 13px; }.field-guide { padding: 18px 0; margin-top: 19px; }.page-footer { padding: 15px 0 18px; }
}
@media (min-width: 1400px) { .app { width: min(1260px, calc(100% - 120px)); }.game-layout { grid-template-columns: minmax(0, 1fr) 296px; gap: 45px; }.radio { height: 450px; }.dial-bezel { height: 151px; }.dial-topline { height: 52px; }.frequency-readout { font-size: 35px; }.frequency-scale { height: 53px; }.hardware-row { padding-top: 22px; grid-template-columns: 1fr 195px; gap: 33px; }.tuning-knob { width: 110px; height: 110px; }.knob-surround { width: 144px; height: 145px; }.knob-ticks { width: 140px; height: 140px; mask: radial-gradient(circle, transparent 0 63px, #000 63px 68px, transparent 68px); }.knob-position-label { top: 124px; }.station-card { padding: 21px 0; }h1 { font-size: 34px; }.intro { padding: 35px 0; } }
@media (max-width: 1090px) { .app { width: calc(100% - 48px); }.game-layout { grid-template-columns: minmax(0, 1fr) 230px; gap: 25px; }.station-log { padding-left: 24px; }.radio-face { padding-left: 16px; padding-right: 16px; }.radio-edition { display: none; }.hardware-row { grid-template-columns: 1fr 140px; gap: 19px; }.tuning-section { padding-left: 16px; }.tuning-fine { display: none; }.stereo-indicator { display: none; }.signal-meter-group { width: 125px; }.console-copy #statusDetail { font-size: 9px; }.field-guide { gap: 16px; }.headphone-tip { padding-left: 14px; }.keyboard-guide { gap: 10px; }.footer-caption { display: none; } }
@media (max-width: 850px) { .app { width: calc(100% - 40px); }.masthead { height: 76px; }.navigation { gap: 20px; }.header-actions { margin-left: 0; gap: 2px; }.header-divider { margin: 0 5px; }.intro { padding: 28px 0 25px; }h1 { font-size: 25px; }.intro-description { font-size: 10px; }.mode-button { padding: 7px 11px; }.game-layout { grid-template-columns: 1fr; gap: 27px; }.radio { height: 411px; }.radio-face { padding-left: 22px; padding-right: 22px; }.hardware-row { grid-template-columns: 1fr 172px; gap: 26px; }.radio-edition { display: inline; }.tuning-fine { display: inline; }.stereo-indicator { display: flex; }.station-log { border-left: 0; border-top: 1px solid var(--line); padding: 22px 0 0; display: grid; grid-template-columns: 1fr 190px; column-gap: 30px; }.log-header { grid-column: 1/-1; }.log-header h2 { font-size: 22px; }.found-count strong { font-size: 28px; }.collection-progress { grid-column: 1/-1; margin: 15px 0 3px; }.station-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 20px; }.station-card { padding: 15px 0; }.station-card.active::before { left: -7px; }.log-footer { padding-top: 18px; }.log-stat { margin-bottom: 17px; }.personal-best { padding-top: 17px; }.log-note { grid-column: 1/-1; margin-top: 13px; }.signal-meter-group { width: 159px; }.field-guide { grid-template-columns: repeat(3, 1fr); }.headphone-tip { display: none; }.keyboard-guide { margin-left: 0; }.edition-label { margin-left: auto; }.page-footer { flex-wrap: wrap; } }
@media (max-width: 600px) { .app { width: calc(100% - 32px); }.masthead { height: 68px; gap: 10px; }.wordmark { font-size: 17px; gap: 8px; }.brand-icon { width: 31px; height: 31px; }.brand-icon .icon { width: 19px; height: 19px; }.brand-caption { font-size: 6px; margin-top: 6px; }.navigation { gap: 15px; }.nav-current { display: none; }.nav-link { font-size: 10px; gap: 4px; }.nav-link .icon { display: none; }.header-actions { gap: 1px; margin-left: auto; }.icon-button { width: 28px; height: 31px; }.header-actions .icon { width: 17px; height: 17px; }.header-divider { display: none; }#pauseBtn { display: none; }.intro { padding: 26px 0 21px; align-items: flex-start; flex-wrap: wrap; gap: 18px; }.intro .eyebrow { font-size: 7px; }h1 { font-size: 27px; line-height: 1.55; margin: 10px 0 8px; }h1 span { display: block; }.intro-description { font-size: 10px; line-height: 1.9; max-width: 340px; }.session-controls { width: 100%; flex-direction: row; align-items: center; justify-content: space-between; gap: 10px; }.mode-button { padding: 7px 11px; font-size: 10px; }.session-meta { font-size: 7px; gap: 6px; }.new-session { margin-left: 3px; }.receiver-meta { font-size: 7px; margin-bottom: 13px; letter-spacing: .05em; }.receiver-meta > span:first-child { gap: 6px; }.radio { height: 358px; padding: 11px; border-radius: 7px; }.radio-face { padding: 9px 12px 7px; }.radio-brand-row { height: 22px; margin-bottom: 9px; }.radio-brand { font-size: 15px; gap: 4px; }.brand-star { font-size: 17px; }.radio-edition { display: none; }.radio-model { font-size: 8px; }.radio-model span { font-size: 4px; }.dial-bezel { height: 119px; padding: 3px; border-width: 2px; }.dial-topline { height: 39px; padding: 3px 10px 0; }.dial-band { font-size: 12px; }.dial-band span { font-size: 5px; }.frequency-readout { font-size: 24px; }.frequency-unit { font-size: 8px; margin-left: 5px; }.dial-status { font-size: 5px; min-width: 46px; }.frequency-scale { height: 45px; margin: 0 13px; }.scale-numbers { font-size: 9px; top: 7px; }.scope-row { height: 24px; padding: 0 11px; gap: 6px; }.scope-label, .scope-unit { font-size: 5px; width: 27px; }.hardware-row { grid-template-columns: minmax(0, 1fr) 108px; gap: 12px; padding-top: 14px; }.tuning-section { padding-left: 9px; }.tuning-heading { font-size: 6px; justify-content: center; }.tuning-fine { display: none; }.knob-surround { width: 98px; height: 109px; }.knob-ticks { width: 96px; height: 96px; mask: radial-gradient(circle, transparent 0 42px, #000 42px 46px, transparent 46px); }.tuning-knob { width: 75px; height: 75px; }.knob-cap { inset: 5px; }.knob-pointer::after { height: 12px; top: 4px; width: 2px; left: calc(50% - 1px); }.knob-inner-ring { inset: 11px; }.knob-position-label { top: 94px; }.min-label { left: 7px; }.max-label { right: 7px; }.fine-buttons { gap: 7px; font-size: 4px; }.fine-button { width: 26px; height: 26px; }.small-controls { gap: 13px; height: 56px; padding-top: 11px; }.power-control { gap: 5px; }.power-button { width: 31px; height: 31px; border-width: 1px; }.power-button .icon { width: 14px; height: 14px; }.hardware-label { font-size: 5px; }.power-indicator { font-size: 5px; margin-top: 4px; }.stereo-indicator { display: none; }.volume-labels > span { font-size: 6px; }.volume-control { min-width: 55px; }.volume-ticks { font-size: 4px; }.speaker-badge { right: 9px; bottom: 8px; font-size: 22px; }.radio-bottomline { font-size: 3.5px; padding-top: 10px; letter-spacing: .06em; }.bottomline-star { font-size: 9px; margin-left: 3px; }.signal-console { margin-top: 21px; gap: 9px; flex-wrap: wrap; }.console-icon { width: 29px; height: 29px; }.console-icon .icon { width: 14px; height: 14px; }.console-copy { flex: 1; gap: 3px; }#statusTitle { font-size: 11px; }.console-copy #statusDetail { font-size: 9px; }.signal-meter-group { width: 100%; padding-left: 38px; margin-top: 7px; }.meter-heading { margin-bottom: 7px; font-size: 6px; }.signal-meter { height: 5px; }#signalValue { font-size: 8px; }.station-log { grid-template-columns: 1fr; padding-top: 22px; column-gap: 0; }.station-list { column-gap: 20px; }.station-card { padding: 16px 0; grid-template-columns: 20px 1fr 12px; gap: 5px; }.station-name { font-size: 10px; }.station-subtitle { font-size: 8px; }.station-frequency { font-size: 8px; }.station-number { font-size: 8px; }.station-card > .icon { width: 12px; height: 12px; }.log-footer { display: grid; grid-template-columns: 1fr 1fr; gap: 13px 23px; padding-top: 19px; }.log-stat { margin-bottom: 0; }.log-stat > span { font-size: 9px; gap: 6px; }.log-stat strong { font-size: 14px; }.personal-best { grid-column: 1/-1; padding-top: 13px; }.log-note { margin-top: 11px; font-size: 8px; }.game-layout { gap: 26px; }.field-guide { margin-top: 23px; padding: 18px 0; gap: 16px; grid-template-columns: 1fr; }.guide-step { gap: 13px; }.guide-step strong { font-size: 10px; }.guide-step p { display: inline; margin-left: 7px; font-size: 8px; }.step-number { font-size: 14px; }.keyboard-guide { display: none; }.page-footer { justify-content: space-between; padding: 19px 0 26px; }.footer-caption { display: inline; font-size: 5px; }.edition-label { font-size: 5px; }.game-dialog { padding: 23px; max-height: calc(100dvh - 24px); }.game-dialog h2 { font-size: 24px; }.guide-key-grid { gap: 12px 7px; font-size: 9px; }.toast { bottom: 20px; padding: 13px 18px; }.result-dialog h2 { font-size: 31px; }.result-stat-grid strong { font-size: 21px; }.result-emblem { width: 76px; height: 76px; margin-bottom: 17px; }.result-stations { gap: 15px 10px; }.archive-row { grid-template-columns: 1fr 55px 47px; gap: 8px; } }
@media (max-width: 370px) { .app { width: calc(100% - 24px); }.navigation { gap: 9px; }.wordmark { font-size: 15px; }#muteBtn { display: none; }.mode-button { padding: 7px 8px; }.radio-face { padding-left: 9px; padding-right: 9px; }.hardware-row { grid-template-columns: 1fr 101px; gap: 9px; }.small-controls { gap: 9px; }.hardware-label { font-size: 4px; }.session-meta { font-size: 6px; }.receiver-meta { font-size: 6px; }.scale-numbers { font-size: 8px; }.guide-step p { display: block; margin: 2px 0 0; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }
.reduced-motion *, .reduced-motion *::before, .reduced-motion *::after { animation: none !important; transition-duration: .01ms !important; }

/* Keep every physical control inside its faceplate at each receiver size. */
.station-copy { line-height: 1.3; }
.station-name { display: block; }
.knob-surround { height: 110px; }
.knob-ticks { width: 110px; height: 110px; mask: radial-gradient(circle, transparent 0 50px, #000 50px 54px, transparent 54px); }
.knob-position-label { top: 97px; }
.fine-button { height: 23px; }
.radio-bottomline { min-height: 19px; }
.power-button, .fine-button { position: relative; }
.power-button::after, .fine-button::after { content: ""; position: absolute; inset: -6px; }
.fine-button::after { inset: -8px; }
@media (min-width: 1400px) { .knob-surround { height: 124px; }.knob-ticks { width: 130px; height: 130px; mask: radial-gradient(circle, transparent 0 59px, #000 59px 63px, transparent 63px); }.knob-position-label { top: 114px; } }
@media (min-width: 1000px) and (max-height: 800px) {
  .intro { padding: 16px 0 18px; }h1 { font-size: 26px; line-height: 1.35; margin: 6px 0; }.dial-topline { height: 37px; }.frequency-scale { height: 43px; }.scope-row { height: 26px; }.hardware-row { padding-top: 11px; }.knob-surround { width: 113px; height: 90px; }.tuning-knob { width: 78px; height: 78px; }.knob-ticks { width: 99px; height: 99px; mask: radial-gradient(circle, transparent 0 45px, #000 45px 48px, transparent 48px); }.knob-position-label { top: 80px; }.radio-bottomline { min-height: 16px; padding-top: 6px; }.station-card { padding: 11px 0; }.station-subtitle { line-height: 1.3; font-size: 8px; margin-top: 3px; }.station-frequency { font-size: 8px; margin-top: 6px; }.log-note { font-size: 8px; margin-top: 15px; }.field-guide { margin-top: 17px; padding: 16px 0; }
}
@media (max-width: 600px) { .knob-surround { width: 98px; height: 98px; }.knob-ticks { width: 96px; height: 96px; mask: radial-gradient(circle, transparent 0 42px, #000 42px 46px, transparent 46px); }.knob-position-label { top: 85px; }.fine-button { height: 26px; }.radio-bottomline { min-height: 17px; padding-top: 8px; } }

.archive-pagination { display: flex; align-items: center; justify-content: center; gap: 17px; margin: -8px 0 15px; color: var(--muted); font: 10px/1 var(--mono); }
.archive-pagination button:disabled { opacity: .25; }
.reverse-arrow { transform: rotate(180deg); }

/* The mobile game is a single viewport, with real reflow instead of scaling text. */
@media (max-width: 850px) {
  body { height: 100dvh; overflow: hidden; overscroll-behavior: none; }
  .app { height: 100dvh; display: flex; flex-direction: column; padding-top: env(safe-area-inset-top); padding-bottom: env(safe-area-inset-bottom); }
  .masthead { height: 57px; flex-shrink: 0; }
  main { display: flex; flex-direction: column; flex: 1; min-height: 0; }
  .intro { padding: 15px 0 16px; flex-shrink: 0; gap: 12px; }
  h1 { font-size: 23px; margin: 0; line-height: 1.4; }
  .intro .eyebrow, .intro-description { display: none; }
  .game-layout { display: flex; flex-direction: column; flex: 1; min-height: 0; gap: 15px; }
  .receiver-area { display: flex; flex-direction: column; flex: 1; min-height: 0; }
  .receiver-meta { margin-bottom: 10px; flex-shrink: 0; height: 9px; }
  .radio { height: auto; min-height: 225px; flex: 1; }
  .signal-console { margin-top: 16px; flex-shrink: 0; min-height: 44px; }
  .station-log { flex-shrink: 0; display: block; padding-top: 14px; }
  .log-header h2 { font-size: 18px; margin: 0; }
  .log-header .eyebrow { display: none; }
  .found-count strong { font-size: 23px; }
  .found-count { font-size: 8px; }
  .collection-progress { margin: 8px 0 0; height: 2px; }
  .station-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; }
  .station-card { display: flex; flex-direction: column; text-align: left; align-items: flex-start; padding: 12px 0 10px; gap: 0; }
  .station-number, .station-card > .icon, .station-subtitle, .station-log .personal-best, .log-note { display: none; }
  .station-name { font-size: 11px; line-height: 1.2; letter-spacing: .05em; white-space: nowrap; }
  .station-frequency { margin-top: 7px; font-size: 8px; white-space: nowrap; letter-spacing: 0; }
  .station-card.active::before { left: 0; top: 1px; height: 2px; width: 22px; }
  .log-footer { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; padding-top: 12px; }
  .log-stat { margin: 0; }
  .log-stat > span { font-size: 10px; }
  .log-stat strong { font-size: 15px; }
  .field-guide { display: none; }
  .page-footer { height: 24px; padding: 0; flex-shrink: 0; margin-top: 7px; justify-content: space-between; }
  .keyboard-guide { display: none; }
  .footer-caption { display: inline; font-size: 5px; }
  .edition-label { font-size: 5px; }
}

@media (max-width: 600px) {
  :root { --mobile-knob: clamp(63px, 9dvh, 82px); }
  .masthead { height: 50px; }
  .intro { padding: 12px 0 13px; gap: 10px; }
  .intro-copy { width: 100%; }
  h1 { font-size: 17px; letter-spacing: .045em; line-height: 1.4; }
  h1 span { display: inline; }
  .session-controls { gap: 9px; }
  .mode-switch { padding: 3px; }
  .mode-button { font-size: 9px; padding: 6px 11px; }
  .session-meta { font-size: 7px; }
  .game-layout { gap: 12px; }
  .receiver-meta { font-size: 6px; margin-bottom: 8px; height: 8px; }
  .radio { min-height: 220px; padding: 10px; }
  .radio-face { padding: 9px 11px 6px; }
  .radio-brand-row { height: 19px; margin-bottom: 8px; }
  .dial-bezel { height: clamp(95px, 14dvh, 124px); }
  .dial-topline { height: 34px; }
  .frequency-scale { height: 40px; }
  .scope-row { height: 24px; margin-top: 3px; }
  .hardware-row { padding-top: 12px; grid-template-columns: minmax(0, 1fr) 107px; gap: 12px; }
  .tuning-section { justify-content: center; gap: 5px; }
  .tuning-heading { font-size: 6px; }
  .knob-surround { width: 96px; height: calc(var(--mobile-knob) + 17px); }
  .tuning-knob { width: var(--mobile-knob); height: var(--mobile-knob); }
  .knob-ticks { width: calc(var(--mobile-knob) + 17px); height: calc(var(--mobile-knob) + 17px); mask: radial-gradient(circle, transparent 0 63%, #000 64% 68%, transparent 69%); }
  .knob-position-label { top: auto; bottom: 0; font-size: 9px; }
  .fine-button { width: 28px; height: 26px; }
  .fine-buttons { gap: 6px; }
  .power-button { width: 33px; height: 33px; }
  .small-controls { height: 50px; padding-top: 9px; gap: 12px; }
  .volume-control input { height: 26px; }
  .speaker-grille { min-height: 25px; }
  .radio-bottomline { padding-top: 7px; min-height: 17px; }
  .signal-console { margin-top: 13px; min-height: 55px; gap: 7px; }
  .console-icon { width: 28px; height: 28px; }
  .console-copy { gap: 3px; }
  #statusTitle { font-size: 10px; letter-spacing: 0; }
  .console-copy #statusDetail { font-size: 8px; line-height: 1.4; }
  .signal-meter-group { padding-left: 35px; margin-top: 1px; }
  .meter-heading { margin-bottom: 5px; font-size: 5px; }
  .signal-meter { height: 4px; }
  #signalValue { font-size: 7px; }
  .station-log { padding-top: 11px; }
  .log-header h2 { font-size: 16px; }
  .found-count strong { font-size: 21px; }
  .station-list { gap: 9px; }
  .station-card { padding: 10px 0 9px; }
  .station-name { font-size: 9px; letter-spacing: .02em; }
  .station-frequency { font-size: 7px; margin-top: 6px; }
  .station-card.found .station-frequency { font-size: 7px; }
  .log-footer { padding-top: 9px; gap: 20px; }
  .log-stat > span { font-size: 9px; }
  .log-stat strong { font-size: 14px; }
  .page-footer { height: 17px; margin-top: 7px; }
  .game-dialog { padding: 18px 21px; max-height: calc(100dvh - 20px); }
  .dialog-top { margin-bottom: 12px; }
  .game-dialog h2 { font-size: 23px; }
  #guideDialog .dialog-description { display: none; }
  .instructions { gap: 13px; margin-top: 16px; }
  .instructions > li { gap: 13px; }
  .instructions > li > span { font-size: 17px; }
  .instructions strong { font-size: 11px; }
  .instructions p { font-size: 10px; line-height: 1.6; margin-top: 4px; }
  .guide-key-grid { padding: 15px 0; margin-top: 16px; gap: 8px; font-size: 8px; }
  .dialog-note { padding: 10px 12px; font-size: 9px; margin-bottom: 16px; }
  .difficulty-settings { margin-top: 19px; }
  .difficulty-option { padding: 12px; }
  .difficulty-option > span > span { font-size: 9px; }
  .switch-row { margin-bottom: 20px; padding-top: 16px; }
  .result-emblem { width: 64px; height: 64px; margin: 0 auto 15px; }
  .result-emblem .icon { width: 26px; height: 26px; }
  .result-kicker { margin: 0 0 6px; font-size: 9px; }
  .result-dialog h2 { font-size: 29px; margin-bottom: 7px; }
  .result-rating { margin: 4px 0 17px; }
  .result-stat-grid { padding: 15px 0; }
  .result-stat-grid strong { font-size: 22px; }
  .result-stations { padding: 20px 0; }
  .new-best-label { margin-top: 12px; }
  .toast { bottom: max(20px, env(safe-area-inset-bottom)); padding: 12px 17px; min-width: 250px; }
}

@media (max-width: 600px) and (max-height: 700px) {
  .intro-copy { display: none; }
  .intro { padding: 10px 0 12px; }
  .masthead { height: 46px; }
  .radio { padding: 8px; min-height: 202px; }
  .radio-face { padding: 7px 9px; }
  .radio-brand-row, .radio-bottomline { display: none; }
  .dial-bezel { height: 99px; }
  .dial-topline { height: 31px; }
  .frequency-readout { font-size: 23px; }
  .frequency-scale { height: 35px; }
  .scope-row { height: 22px; }
  .hardware-row { padding-top: 10px; }
  .tuning-heading { display: none; }
  .small-controls { height: 45px; padding-top: 7px; }
  .signal-console { margin-top: 10px; min-height: 48px; }
  .page-footer { display: none; }
  .game-layout { gap: 10px; }
  .station-log { padding: 10px 0 12px; }
  .result-emblem, .result-kicker { display: none; }
  .result-dialog h2 { font-size: 26px; }
  .result-stations { padding: 16px 0; gap: 10px; }
  .result-stat-grid { padding: 12px 0; }
  .result-stat-grid span { margin-bottom: 6px; }
  .game-dialog .dialog-description { margin-bottom: 17px; }
  .difficulty-settings { margin-top: 12px; }
  .difficulty-option { padding: 9px 11px; }
  .difficulty-settings legend { margin-bottom: 9px; }
  .setting-note { margin: 10px 0 15px; font-size: 9px; }
  .switch-row { padding-top: 13px; margin-bottom: 18px; }
  .archive-bests { margin-bottom: 15px; }
  .archive-best { padding: 12px 8px; }
  .archive-best strong { font-size: 19px; margin: 8px 0 5px; }
  .archive-row { padding: 9px 0; }
}

@media (orientation: landscape) and (max-height: 600px) and (max-width: 1000px) {
  body { height: 100dvh; overflow: hidden; overscroll-behavior: none; }
  .app { width: calc(100% - 40px - env(safe-area-inset-left) - env(safe-area-inset-right)); height: 100dvh; display: flex; flex-direction: column; padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }
  .masthead { height: 40px; flex-shrink: 0; }
  .wordmark { font-size: 17px; }
  .brand-icon { width: 29px; height: 29px; }
  .brand-caption { font-size: 5px; }
  .navigation { gap: 20px; }
  .nav-current { display: none; }
  main { display: flex; flex: 1; flex-direction: column; min-height: 0; }
  .intro { padding: 8px 0 9px; flex-shrink: 0; justify-content: space-between; gap: 12px; }
  .intro-copy { display: block; width: auto; }
  .intro .eyebrow, .intro-description { display: none; }
  h1 { font-size: 15px; line-height: 1.4; margin: 0; }
  h1 span { display: inline; }
  .session-controls { width: auto; flex-direction: row; gap: 12px; align-items: center; }
  .mode-switch { padding: 3px; }
  .mode-button { font-size: 8px; padding: 5px 10px; }
  .session-meta { font-size: 6px; }
  .game-layout { display: grid; grid-template-columns: minmax(0, 1fr) 170px; gap: 23px; flex: 1; min-height: 0; }
  .receiver-area { display: flex; flex-direction: column; min-height: 0; }
  .receiver-meta { height: 7px; font-size: 6px; margin-bottom: 7px; }
  .radio { height: auto; min-height: 170px; flex: 1; padding: 8px; }
  .radio-face { padding: 7px 11px; }
  .radio-brand-row, .radio-bottomline { display: none; }
  .dial-bezel { height: 90px; }
  .dial-topline { height: 30px; }
  .frequency-readout { font-size: 24px; }
  .frequency-scale { height: 31px; margin: 0 14px; }
  .scale-numbers { font-size: 8px; top: 3px; }
  .scale-ticks { height: 12px; }
  .scope-row { height: 18px; margin-top: 2px; }
  .hardware-row { grid-template-columns: minmax(0, 1fr) 140px; gap: 18px; padding-top: 8px; }
  .tuning-section { padding-left: 14px; flex-direction: row; justify-content: center; gap: 9px; }
  .tuning-heading, .knob-position-label { display: none; }
  .knob-surround { width: 69px; height: 69px; }
  .tuning-knob { width: 57px; height: 57px; }
  .knob-ticks { width: 69px; height: 69px; mask: radial-gradient(circle, transparent 0 63%, #000 64% 68%, transparent 69%); }
  .knob-cap { inset: 4px; }
  .knob-inner-ring { inset: 10px; }
  .knob-pointer::after { height: 9px; top: 4px; }
  .fine-buttons { flex-direction: column; width: 24px; gap: 7px; }
  .fine-buttons > span { display: none; }
  .fine-button { width: 24px; height: 24px; font-size: 12px; }
  .small-controls { height: 36px; padding-top: 6px; gap: 15px; }
  .speaker-grille { min-height: 16px; }
  .power-button { width: 27px; height: 27px; }
  .power-button .icon { width: 12px; height: 12px; }
  .hardware-label { font-size: 5px; }
  .volume-control input { height: 21px; }
  .volume-ticks, .stereo-indicator { display: none; }
  .signal-console { margin-top: 9px; min-height: 40px; gap: 8px; flex-wrap: nowrap; }
  .console-icon { width: 27px; height: 27px; }
  #statusTitle { font-size: 9px; }
  .console-copy #statusDetail { font-size: 7px; }
  .signal-meter-group { width: 105px; padding: 0; margin: 0 0 0 auto; }
  .meter-heading { font-size: 5px; margin-bottom: 6px; }
  .signal-meter { height: 4px; }
  .station-log { display: flex; border-top: 0; border-left: 1px solid var(--line); padding: 0 0 0 17px; min-height: 0; }
  .log-header h2 { font-size: 16px; margin: 0; }
  .log-header .eyebrow { display: none; }
  .found-count strong { font-size: 19px; }
  .found-count { font-size: 7px; }
  .collection-progress { margin: 8px 0 1px; height: 2px; flex-shrink: 0; }
  .station-list { display: grid; grid-template-columns: 1fr; gap: 0; flex: 1; }
  .station-card { padding: 7px 0; display: flex; align-items: center; flex-direction: row; }
  .station-name { font-size: 9px; }
  .station-frequency { font-size: 7px; margin-top: 5px; }
  .station-subtitle, .station-number, .station-card > .icon, .log-note, .personal-best { display: none; }
  .station-card.active::before { width: 2px; height: 18px; left: -8px; top: auto; }
  .log-footer { display: flex; flex-direction: column; gap: 9px; padding: 11px 0 9px; }
  .log-stat { margin: 0; }
  .log-stat > span { font-size: 8px; }
  .log-stat strong { font-size: 12px; }
  .field-guide, .page-footer { display: none; }
  .game-dialog { max-height: calc(100dvh - 16px); padding: 15px 23px; }
  .game-dialog[open] { width: min(650px, calc(100% - 30px)); }
  .dialog-top { margin-bottom: 7px; }
  .game-dialog h2 { font-size: 22px; margin-bottom: 8px; }
  #guideDialog .dialog-description, #guideDialog .dialog-note { display: none; }
  .instructions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; margin-top: 13px; }
  .instructions > li { gap: 9px; }
  .instructions > li > span { font-size: 16px; }
  .instructions strong { font-size: 10px; }
  .instructions p { font-size: 9px; line-height: 1.5; margin-top: 5px; }
  .guide-key-grid { grid-template-columns: repeat(3, 1fr); margin-top: 14px; padding: 12px 0; gap: 9px; font-size: 8px; }
  .primary-button, .secondary-button { min-height: 36px; padding: 8px 15px; font-size: 10px; }
  .difficulty-settings { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 10px; }
  .difficulty-settings legend { margin-bottom: 9px; font-size: 10px; }
  .difficulty-option { padding: 10px; gap: 8px; }
  .difficulty-option strong { font-size: 10px; }
  .difficulty-option small { display: block; margin: 5px 0 0; font-size: 8px; }
  .difficulty-option > span > span { font-size: 8px; }
  .setting-note { margin: 9px 0 12px; }
  .switch-row { padding-top: 12px; margin-bottom: 14px; }
  .switch-row strong { font-size: 10px; }
  .switch-row small { font-size: 8px; margin-top: 3px; }
  .result-emblem, .result-kicker, .result-stars, .result-rating { display: none; }
  .result-dialog h2 { font-size: 23px; }
  .result-stat-grid { padding: 10px 0; }
  .result-stat-grid strong { font-size: 22px; }
  .result-stat-grid span { margin-bottom: 5px; }
  .result-stations { display: flex; justify-content: space-between; padding: 13px 0; gap: 13px; }
  .result-stations strong { font-size: 7px; }
  .result-stations span { font-size: 8px; }
  .result-stations > div { gap: 6px; }
  .new-best-label { margin-top: 10px; }
  .result-dialog > .primary-button, .result-dialog > .secondary-button { display: inline-flex; width: calc(50% - 6px); margin: 0 2px; }
  .pause-symbol { width: 42px; height: 42px; margin: 10px 0 16px; }
  .game-dialog .dialog-description { margin-bottom: 16px; font-size: 10px; }
  .archive-bests { margin: 0 0 12px; }
  .archive-best { padding: 8px; }
  .archive-best strong { font-size: 17px; margin: 6px 0; }
  .archive-row { padding: 6px 0; }
  .archive-row > div strong { font-size: 10px; }
  .archive-list { margin-bottom: 13px; }
  .archive-dialog .dialog-description { display: none; }
  .archive-pagination { margin: -3px 0 7px; }
  .toast { bottom: 14px; padding: 10px 17px; }
}

@media (max-width: 600px) {
  #guideDialog h2 { font-size: 20px; }
  #guideDialog .guide-key-grid { display: none; }
}
@media (max-width: 600px) and (max-height: 700px) {
  #guideDialog .dialog-note, .setting-note { display: none; }
  .switch-row small { display: none; }
  .switch-row { margin-top: 15px; padding-top: 11px; }
}
@media (max-width: 600px) and (max-height: 530px) and (orientation: portrait) {
  .dial-bezel { height: 76px; }
  .dial-topline { height: 24px; }
  .frequency-readout { font-size: 20px; }
  .dial-band { font-size: 9px; }
  .dial-band span { font-size: 4px; margin-top: 2px; }
  .frequency-scale { height: 25px; }
  .scale-numbers { top: 2px; font-size: 7px; }
  .scale-ticks { height: 10px; }
  .scope-row { height: 16px; margin-top: 1px; }
  .hardware-row { padding-top: 8px; }
  .tuning-section { flex-direction: row; gap: 5px; }
  .knob-surround { width: 60px; height: 60px; }
  .tuning-knob { width: 50px; height: 50px; }
  .knob-ticks { width: 60px; height: 60px; }
  .knob-cap { inset: 4px; }
  .knob-inner-ring { inset: 9px; }
  .knob-pointer::after { height: 8px; top: 3px; }
  .knob-position-label { display: none; }
  .fine-buttons { flex-direction: column; width: 28px; gap: 8px; }
  .fine-buttons > span { display: none; }
  .speaker-grille { min-height: 20px; }
  .small-controls { height: 44px; }
  .station-log { padding-top: 9px; padding-bottom: 10px; }
  .game-dialog { padding: 14px 18px; }
  .game-dialog h2 { font-size: 20px; }
  .dialog-top { margin-bottom: 9px; }
  .instructions { margin-top: 10px; gap: 9px; }
  .instructions strong { font-size: 10px; }
  .instructions p { font-size: 9px; line-height: 1.5; }
  .difficulty-settings { gap: 7px; }
  .difficulty-option { padding: 8px 10px; }
  .difficulty-option > span > span { font-size: 8px; }
  .difficulty-option strong { font-size: 11px; }
  .primary-button, .secondary-button { min-height: 39px; padding: 10px 14px; font-size: 10px; }
}
@media (orientation: landscape) and (max-height: 350px) and (max-width: 1000px) {
  .masthead { height: 34px; }
  .intro { padding: 4px 0 6px; flex-wrap: nowrap; }
  .intro-copy { display: none; }
  .session-controls { width: 100%; justify-content: space-between; }
  .mode-button { padding: 3px 9px; line-height: 1; }
  .receiver-meta { margin-bottom: 5px; }
  .radio { min-height: 180px; }
  .radio-face { padding: 6px 9px; }
  .dial-bezel { height: 73px; border-width: 2px; padding: 3px; }
  .dial-topline { height: 24px; }
  .frequency-readout { font-size: 20px; }
  .frequency-scale { height: 25px; }
  .scope-row { height: 13px; margin-top: 1px; }
  .hardware-row { padding-top: 6px; }
  .knob-surround { width: 60px; height: 60px; }
  .tuning-knob { width: 50px; height: 50px; }
  .knob-ticks { width: 60px; height: 60px; }
  .small-controls { height: 33px; }
  .signal-console { min-height: 30px; margin-top: 7px; }
  .console-copy #statusDetail { display: none; }
  .signal-meter-group { width: 85px; }
  #guideDialog .guide-key-grid, .difficulty-option > span > span { display: none; }
  .instructions { margin-top: 10px; margin-bottom: 16px; }
  .instructions p { font-size: 8px; }
  .game-dialog { padding: 12px 20px; }
  .game-dialog h2 { font-size: 20px; }
  .switch-row { margin-top: 12px; }
}
@media (orientation: landscape) and (max-height: 600px) and (max-width: 1000px) {
  .empty-archive { padding: 11px 10px; font-size: 9px; }
  .empty-archive .icon { width: 20px; height: 20px; margin-bottom: 6px; }
  .archive-dialog .dialog-top { margin-bottom: 4px; }
  .archive-dialog h2 { font-size: 18px; line-height: 1.3; margin-bottom: 6px; }
  .archive-dialog .archive-best { padding: 6px; }
  .archive-dialog .archive-best strong { font-size: 16px; }
  .archive-dialog .archive-list { margin-bottom: 9px; }
}

/* Keep the browser's own toolbar space usable on the first iPhone SE. */
@media (max-width: 600px) and (max-height: 530px) and (orientation: portrait) {
  .archive-dialog .dialog-description { display: none; }
  .archive-best { padding: 8px; }
  .archive-best strong { font-size: 17px; margin: 6px 0; }
  .archive-row { padding: 7px 0; }
}
@media (orientation: landscape) and (max-height: 350px) and (max-width: 1000px) {
  .archive-dialog .dialog-top { height: 0; margin: 0; }
  .archive-dialog .dialog-top .eyebrow { display: none; }
  .archive-dialog .dialog-top .dialog-close { position: absolute; top: 7px; right: 11px; }
  .archive-dialog h2 { font-size: 17px; margin-bottom: 10px; }
  .archive-dialog .archive-best { padding: 5px; }
  .archive-dialog .archive-best strong { margin: 5px 0; }
  .archive-dialog .archive-bests { margin-bottom: 9px; }
  .archive-dialog .archive-row { padding: 5px 0; }
  .archive-dialog .archive-row > div { font-size: 9px; line-height: 1.2; }
  .archive-dialog .archive-row small { display: block; margin-top: 3px; }
  .archive-dialog .archive-pagination { margin-bottom: 5px; }
}
@media (orientation: landscape) and (max-height: 300px) and (max-width: 1000px) {
  .masthead { height: 30px; }
  .intro { padding: 3px 0 4px; }
  .receiver-meta { margin-bottom: 4px; }
  .radio { min-height: 165px; }
  .signal-console { min-height: 24px; margin-top: 6px; }
  .console-icon { width: 23px; height: 23px; }
  .station-card { padding: 4px 0; }
  .log-footer { padding: 6px 0; gap: 5px; }
  .switch-row { margin-top: 8px; padding-top: 8px; margin-bottom: 10px; }
}
@media (max-width: 850px), (orientation: landscape) and (max-height: 600px) and (max-width: 1000px) {
  .station-acquired { display: none; }
}
@media (orientation: landscape) and (max-height: 260px) and (max-width: 1000px) {
  .masthead { height: 26px; }
  .brand-caption { display: none; }
  .brand-icon { width: 23px; height: 23px; }
  .wordmark { font-size: 15px; }
  .intro { padding: 2px 0 3px; }
  .mode-switch { padding: 2px; }
  .mode-button { padding: 2px 9px; }
  .receiver-meta { height: 6px; margin-bottom: 3px; }
  .radio { min-height: 140px; padding: 6px; }
  .radio-face { padding: 5px 8px; }
  .dial-bezel { height: 61px; }
  .dial-topline { height: 20px; }
  .frequency-readout { font-size: 18px; }
  .frequency-scale { height: 19px; }
  .scale-numbers { font-size: 7px; top: 0; }
  .scale-ticks { height: 8px; }
  .scope-row { height: 11px; }
  .hardware-row { padding-top: 4px; }
  .small-controls { height: 29px; padding-top: 4px; }
  .signal-console { min-height: 22px; margin-top: 4px; }
  .console-icon { width: 21px; height: 21px; }
  .station-card { padding: 2px 0; }
  .station-frequency { margin-top: 3px; }
  .log-footer { padding: 4px 0; gap: 4px; }
  .game-dialog { padding: 10px 18px; }
  .game-dialog .dialog-top { height: 0; margin: 0; }
  .game-dialog .dialog-top .eyebrow { display: none; }
  .game-dialog .dialog-top .dialog-close { position: absolute; top: 5px; right: 9px; }
  .game-dialog h2 { font-size: 18px; line-height: 1.3; }
  .difficulty-settings { margin-top: 6px; }
  .difficulty-settings legend { margin-bottom: 5px; }
  .difficulty-option { padding: 7px; }
  .difficulty-option small { margin-top: 3px; }
  .archive-bests { display: none; }
  .result-stations { padding: 9px 0; }
}

.language-button { display: inline-flex; align-items: center; justify-content: center; min-width: 31px; height: 31px; padding: 0 6px; border: 1px solid var(--line); border-radius: 3px; background: #272b2255; color: var(--accent); font: 700 10px/1 var(--mono); letter-spacing: .03em; flex-shrink: 0; }
.language-button:hover { border-color: #89906d; background: #3a402d; }
.wordmark { flex-shrink: 0; }
.mode-button { white-space: nowrap; }
html[lang="en"] { --serif: Georgia, "Times New Roman", serif; --sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif; }
html[lang="en"] .difficulty-option small { display: none; }
@media (max-width: 600px) {
  .masthead { gap: 8px; }
  .navigation { gap: 10px; }
  .language-button { min-width: 28px; padding: 0 4px; font-size: 9px; }
}
@media (max-width: 600px) and (orientation: portrait) {
  .instructions { margin-bottom: 14px; }
}
@media (max-width: 370px) {
  .masthead { gap: 6px; }
  .navigation { gap: 8px; }
}
@media (orientation: landscape) and (max-height: 260px) and (max-width: 1000px) {
  .language-button, .header-actions .icon-button, .nav-link { height: 24px; }
  .nav-link { padding-top: 0; padding-bottom: 0; }
}