:root {
    --corridor-ink: #050706;
    --corridor-panel: #111a18;
    --corridor-blue: #1229a6;
    --corridor-blue-bright: #244cff;
    --corridor-cyan: #2fe4db;
    --corridor-amber: #ffb327;
    --corridor-red: #ff4c31;
    --corridor-cream: #f6edd0;
    color-scheme: dark;
    font-family: "Courier New", Courier, monospace;
}

* { box-sizing: border-box; }

html,
body {
    width: 100%;
    min-width: 320px;
    min-height: 100%;
    margin: 0;
    overflow: hidden;
    color: var(--corridor-cream);
    background: #020302;
}

button,
a {
    color: inherit;
    font: inherit;
    -webkit-tap-highlight-color: transparent;
}

.corridor-shell {
    display: flex;
    justify-content: center;
    width: 100%;
    min-height: 100dvh;
    background:
        radial-gradient(ellipse at center, rgba(30, 99, 91, .17), transparent 58%),
        #020302;
}

.corridor-stage {
    position: relative;
    display: grid;
    grid-template-rows: 74px minmax(0, 1fr) 132px 62px;
    width: min(100%, calc(100dvh * .5625));
    height: 100dvh;
    min-height: 560px;
    overflow: hidden;
    border-right: 2px solid #172b27;
    border-left: 2px solid #172b27;
    background: var(--corridor-ink);
    box-shadow: 0 0 0 2px #020302, 0 0 70px rgba(23, 129, 116, .16);
    isolation: isolate;
    touch-action: none;
}

.corridor-stage:fullscreen,
.corridor-stage:-webkit-full-screen {
    width: min(100vw, calc(100dvh * .5625));
    height: 100dvh;
    margin: auto;
}

.corridor-header {
    z-index: 8;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 0;
    padding: max(10px, env(safe-area-inset-top)) 13px 8px;
    border-bottom: 5px solid #07100e;
    background:
        linear-gradient(90deg, transparent 0 49%, rgba(255,255,255,.025) 49% 51%, transparent 51%) 0 0/14px 14px,
        linear-gradient(#152522, #09110f);
    box-shadow: inset 0 -2px #284c46;
}

.corridor-brand,
.corridor-live {
    display: flex;
    align-items: center;
}

.corridor-brand { gap: 9px; }
.corridor-brand > span:last-child { display: grid; }
.corridor-brand strong {
    color: #fff7d7;
    font-size: clamp(11px, 3.2vw, 16px);
    line-height: 1;
    letter-spacing: .04em;
    text-shadow: 2px 2px #000;
}
.corridor-brand small {
    margin-top: 4px;
    color: #6baaa1;
    font-size: 6px;
    font-weight: 900;
    letter-spacing: .16em;
}

.corridor-brand__mark {
    position: relative;
    width: 36px;
    height: 36px;
    border: 3px solid #34645d;
    background: #091210;
    box-shadow: inset 0 0 0 3px #172b27, 3px 3px #020302;
}

.corridor-brand__mark::before,
.corridor-brand__mark::after,
.corridor-brand__mark i,
.corridor-brand__mark b {
    position: absolute;
    content: "";
}

.corridor-brand__mark::before {
    top: 7px;
    left: 7px;
    width: 16px;
    height: 16px;
    border: 3px solid var(--corridor-amber);
}
.corridor-brand__mark::after {
    top: 13px;
    left: 13px;
    width: 4px;
    height: 4px;
    background: var(--corridor-amber);
    box-shadow: 0 0 8px var(--corridor-amber);
}
.corridor-brand__mark i { top: 2px; left: 14px; width: 3px; height: 5px; background: #84d7ca; }
.corridor-brand__mark b { bottom: 2px; left: 14px; width: 3px; height: 5px; background: #84d7ca; }

.corridor-live {
    display: grid;
    grid-template-columns: auto auto;
    gap: 1px 5px;
    text-align: right;
}
.corridor-live i {
    width: 6px;
    height: 6px;
    background: var(--corridor-red);
    box-shadow: 0 0 8px var(--corridor-red);
    animation: corridor-blink .6s steps(2) infinite;
}
.corridor-live span {
    color: #f58d78;
    font-size: 6px;
    font-weight: 900;
    letter-spacing: .1em;
}
.corridor-live strong {
    grid-column: 1 / 3;
    font-size: 11px;
    letter-spacing: .08em;
}

.corridor-viewport {
    position: relative;
    min-height: 0;
    overflow: hidden;
    border: 5px solid #1b3934;
    border-top-width: 2px;
    border-bottom-width: 4px;
    background: #161a19;
    box-shadow: inset 0 0 0 2px #030504;
}

#corridorCanvas {
    display: block;
    width: 100%;
    height: 100%;
    background: #171b1a;
    image-rendering: pixelated;
}

.corridor-vignette,
.corridor-scanlines {
    position: absolute;
    z-index: 2;
    inset: 0;
    pointer-events: none;
}

.corridor-vignette {
    background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.52) 112%);
}

.corridor-scanlines {
    opacity: .2;
    background: repeating-linear-gradient(180deg, rgba(255,255,255,.13) 0 1px, transparent 1px 4px);
    mix-blend-mode: overlay;
}

.corridor-crosshair {
    position: absolute;
    z-index: 4;
    top: 53%;
    left: 50%;
    width: 3px;
    height: 3px;
    background: rgba(255, 226, 142, .75);
    box-shadow: -9px 0 rgba(255, 226, 142, .55), 9px 0 rgba(255, 226, 142, .55), 0 -9px rgba(255, 226, 142, .55), 0 9px rgba(255, 226, 142, .55);
    transform: translate(-50%, -50%);
}

.corridor-sector {
    position: absolute;
    z-index: 5;
    top: 10px;
    left: 10px;
    display: grid;
    min-width: 164px;
    padding: 7px 9px 6px;
    border-left: 4px solid var(--map-accent, var(--corridor-cyan));
    background: rgba(3, 7, 6, .78);
    box-shadow: 4px 4px rgba(0,0,0,.25);
}
.corridor-sector span {
    color: var(--map-accent, var(--corridor-cyan));
    font-size: 6px;
    font-weight: 900;
    letter-spacing: .14em;
}
.corridor-sector strong {
    margin: 2px 0;
    font-size: clamp(10px, 3vw, 14px);
    letter-spacing: .06em;
    text-shadow: 2px 2px #000;
}
.corridor-sector small {
    color: #91a49f;
    font-size: 5px;
    font-weight: 900;
    letter-spacing: .05em;
}

.corridor-boss {
    position: absolute;
    z-index: 5;
    top: 10px;
    right: 10px;
    display: grid;
    width: 130px;
    padding: 7px 8px;
    border: 2px solid #8c251e;
    color: #fff2dd;
    background: rgba(19, 4, 3, .86);
    box-shadow: 4px 4px rgba(0,0,0,.35), inset 0 0 0 1px rgba(255, 93, 59, .24);
    text-align: right;
}
.corridor-boss[hidden] { display: none; }
.corridor-boss span {
    color: #ff6c50;
    font-size: 5px;
    font-weight: 900;
    letter-spacing: .12em;
}
.corridor-boss strong {
    margin: 3px 0 5px;
    overflow: hidden;
    font-size: 8px;
    letter-spacing: .02em;
    text-overflow: ellipsis;
    text-shadow: 2px 2px #000;
    white-space: nowrap;
}
.corridor-boss > i {
    display: block;
    height: 6px;
    overflow: hidden;
    border: 1px solid #4e1714;
    background: #210706;
}
.corridor-boss > i b {
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #ffb327, #ff4c31);
    box-shadow: 0 0 7px #ff4c31;
    transform-origin: left;
    transition: transform .16s steps(8);
}

.corridor-feed {
    position: absolute;
    z-index: 5;
    right: 9px;
    bottom: 10px;
    left: 9px;
    display: flex;
    align-items: center;
    gap: 7px;
    min-height: 27px;
    padding: 5px 8px;
    border: 1px solid rgba(112, 164, 154, .35);
    background: rgba(2, 6, 5, .76);
    box-shadow: 3px 3px rgba(0,0,0,.3);
    color: #bfcec9;
    font-size: 7px;
    font-weight: 900;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.corridor-feed i {
    width: 6px;
    height: 6px;
    background: var(--map-accent, var(--corridor-cyan));
    box-shadow: 0 0 8px var(--map-accent, var(--corridor-cyan));
}

.corridor-transition {
    position: absolute;
    z-index: 9;
    inset: 0;
    display: grid;
    align-content: center;
    justify-items: center;
    padding: 20px;
    color: #fff7d8;
    background:
        repeating-linear-gradient(0deg, rgba(255,255,255,.03) 0 2px, transparent 2px 7px),
        #050a08;
    text-align: center;
    transition: opacity .35s steps(5), visibility .35s;
}
.corridor-transition.is-hidden {
    opacity: 0;
    visibility: hidden;
}
.corridor-transition span {
    color: var(--map-accent, var(--corridor-cyan));
    font-size: 8px;
    font-weight: 900;
    letter-spacing: .3em;
}
.corridor-transition strong {
    max-width: 90%;
    margin: 9px 0 8px;
    font-size: clamp(24px, 8vw, 44px);
    line-height: .92;
    letter-spacing: -.06em;
    text-shadow: 4px 4px #000;
}
.corridor-transition small {
    color: #748c85;
    font-size: 7px;
    font-weight: 900;
    letter-spacing: .1em;
}

.corridor-pause {
    position: absolute;
    z-index: 12;
    inset: 0;
    align-content: center;
    justify-items: center;
    padding: 24px;
    background: rgba(2, 5, 4, .92);
    text-align: center;
}
.corridor-pause:not([hidden]) { display: grid; }
.corridor-pause span { color: var(--corridor-amber); font-size: 9px; font-weight: 900; letter-spacing: .18em; }
.corridor-pause strong { margin: 9px 0 16px; font-size: 13px; }
.corridor-pause button {
    padding: 10px 13px;
    border: 3px solid #315b54;
    color: #07100e;
    background: var(--corridor-cyan);
    box-shadow: 4px 4px #000;
    font-size: 8px;
    font-weight: 900;
    text-transform: uppercase;
    cursor: pointer;
}

.corridor-hud {
    position: relative;
    z-index: 6;
    display: grid;
    grid-template-columns: .72fr 1.25fr .86fr 1fr 1fr;
    min-height: 0;
    border: 5px solid #0b164c;
    border-top-color: #3158ff;
    border-bottom-color: #020518;
    background: var(--corridor-blue);
    box-shadow: inset 0 3px #5775ff, inset 0 -4px #07103b;
}

.corridor-stat {
    display: grid;
    align-content: center;
    justify-items: center;
    min-width: 0;
    padding: 7px 3px;
    border-right: 3px solid #07104d;
    box-shadow: inset -2px 0 #3558ef;
    text-align: center;
}
.corridor-stat span {
    color: #d9e3ff;
    font-size: clamp(6px, 1.9vw, 9px);
    font-weight: 900;
    letter-spacing: -.03em;
}
.corridor-stat strong {
    max-width: 100%;
    margin: 4px 0 3px;
    overflow: hidden;
    color: #fff;
    font-size: clamp(15px, 4.7vw, 24px);
    line-height: .9;
    letter-spacing: -.08em;
    text-shadow: 3px 3px #05092c;
}
.corridor-stat--score strong { font-size: clamp(14px, 4vw, 21px); }
.corridor-stat small {
    max-width: 100%;
    overflow: hidden;
    color: #7994fb;
    font-size: clamp(4px, 1.2vw, 6px);
    font-weight: 900;
    letter-spacing: -.03em;
    white-space: nowrap;
}

.corridor-portrait {
    position: relative;
    overflow: hidden;
    border-right: 3px solid #07104d;
    background: #5f5037;
    box-shadow: inset 0 0 0 4px #090d25, inset 0 0 0 7px #9d8b5b, inset -2px 0 #3558ef;
}
.corridor-portrait i,
.corridor-portrait b,
.corridor-portrait em {
    position: absolute;
    display: block;
    left: 50%;
    transform: translateX(-50%);
}
.corridor-portrait i {
    bottom: 11px;
    width: 54%;
    height: 57%;
    border-radius: 42% 42% 33% 33%;
    background: #c58154;
    box-shadow: inset 0 9px #372c2c, 0 8px 0 10px #263934;
}
.corridor-portrait b {
    bottom: 35%;
    width: 39%;
    height: 8px;
    border: 2px solid #111;
    background: var(--corridor-amber);
    box-shadow: 0 0 7px var(--corridor-amber);
}
.corridor-portrait em {
    bottom: 22%;
    width: 20%;
    height: 4px;
    background: #56342c;
}

.corridor-controls {
    position: relative;
    z-index: 8;
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: 0;
    padding: 7px max(10px, env(safe-area-inset-right)) max(7px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left));
    border-top: 3px solid #233c37;
    background: #09110f;
}
.corridor-controls a,
.corridor-controls button {
    display: grid;
    place-items: center;
    width: 39px;
    height: 39px;
    padding: 0;
    border: 2px solid #31534d;
    color: #9cb3ad;
    background: #111e1b;
    box-shadow: 3px 3px #020302, inset 0 1px #497067;
    text-decoration: none;
    cursor: pointer;
}
.corridor-controls button:hover,
.corridor-controls a:hover {
    color: #fff;
    border-color: var(--corridor-cyan);
}
.corridor-controls svg { width: 18px; fill: none; stroke: currentColor; stroke-linecap: square; stroke-linejoin: miter; stroke-width: 2.2; }
.corridor-controls button span { font-size: 8px; font-weight: 900; }
.corridor-controls .icon-play,
.corridor-stage.is-paused .icon-pause { display: none; }
.corridor-stage.is-paused .icon-play { display: block; }
.corridor-controls__auto {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: auto;
    color: #6f948b;
    font-size: 6px;
    font-weight: 900;
    letter-spacing: .08em;
}
.corridor-controls__auto i {
    width: 5px;
    height: 5px;
    background: var(--corridor-cyan);
    box-shadow: 0 0 7px var(--corridor-cyan);
}
.corridor-controls .corridor-controls__fullscreen { width: 44px; border-color: #4b7c73; color: #d9fff8; }
.corridor-controls .icon-exit-fullscreen { display: none; }
.corridor-stage.is-fullscreen .icon-enter-fullscreen { display: none; }
.corridor-stage.is-fullscreen .icon-exit-fullscreen { display: block; }

.corridor-fullscreen-prompt {
    position: absolute;
    z-index: 14;
    right: 10px;
    bottom: 70px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 2px solid #31534d;
    color: #bdeee5;
    background: rgba(7, 15, 13, .93);
    box-shadow: 4px 4px rgba(0,0,0,.4);
    cursor: pointer;
    transition: opacity .2s, transform .2s;
}
.corridor-fullscreen-prompt.is-hidden { opacity: 0; pointer-events: none; transform: translateY(8px); }
.corridor-fullscreen-prompt svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 2; }
.corridor-fullscreen-prompt span { display: grid; text-align: left; font-size: 5px; color: #65877f; }
.corridor-fullscreen-prompt strong { color: #d8fff8; font-size: 7px; text-transform: uppercase; }

@keyframes corridor-blink {
    50% { opacity: .25; }
}

@media (max-height: 720px) {
    .corridor-stage { grid-template-rows: 58px minmax(0, 1fr) 102px 52px; }
    .corridor-header { padding-top: max(6px, env(safe-area-inset-top)); }
    .corridor-brand__mark { width: 30px; height: 30px; }
    .corridor-brand__mark::before { top: 5px; left: 5px; width: 14px; height: 14px; }
    .corridor-brand__mark::after { top: 11px; left: 11px; }
    .corridor-brand__mark i,
    .corridor-brand__mark b { display: none; }
    .corridor-controls a,
    .corridor-controls button { width: 34px; height: 34px; }
    .corridor-fullscreen-prompt { bottom: 59px; }
}

@media (prefers-reduced-motion: reduce) {
    .corridor-live i { animation: none; }
    .corridor-transition { transition: none; }
}