/* --- CAR GAME ELEMENTS --- */

#game-ui.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Player Car */
#player-car {
    position: fixed;
    width: 30px;
    height: 50px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 999;
    transition: opacity 0.3s ease;
}

#player-car.hidden {
    opacity: 0;
}

.car-body {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #ff4d4d, #b30000);
    border-radius: 6px;
    box-shadow: 0 10px 20px rgba(255, 0, 0, 0.4);
    position: relative;
}

.car-body::after { /* Windshield */
    content: '';
    position: absolute;
    top: 15%;
    left: 10%;
    width: 80%;
    height: 25%;
    background: #111;
    border-radius: 4px;
}

.car-body::before { /* Rear window */
    content: '';
    position: absolute;
    bottom: 10%;
    left: 15%;
    width: 70%;
    height: 15%;
    background: #111;
    border-radius: 3px;
}

.headlights {
    position: absolute;
    top: -5px;
    left: 0;
    width: 100%;
    height: 10px;
}

.headlights::before, .headlights::after {
    content: '';
    position: absolute;
    top: 0;
    width: 8px;
    height: 150px;
    background: linear-gradient(to bottom, rgba(255,255,200,0.6), transparent);
    filter: blur(4px);
    pointer-events: none;
    transform-origin: top center;
}

.headlights::before {
    left: 2px;
}

.headlights::after {
    right: 2px;
}

@keyframes breathe {
    0% { transform: translate(-50%, -50%) scale(0.95); opacity: 0.85; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(0.95); opacity: 0.85; }
}

/* Checkpoint */
#checkpoint {
    position: fixed;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 998;
    animation: breathe 2s ease-in-out infinite;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(8px);
}

#checkpoint.type-time {
    border: 2px solid #5eff78;
    color: #5eff78;
    box-shadow: 0 0 15px rgba(94, 255, 120, 0.4), inset 0 0 10px rgba(94, 255, 120, 0.3);
}

#checkpoint.type-repair {
    border: 2px solid #82c8ff;
    color: #82c8ff;
    box-shadow: 0 0 15px rgba(130, 200, 255, 0.4), inset 0 0 10px rgba(130, 200, 255, 0.3);
}

#checkpoint.type-overdrive {
    border: 2px solid #d4b3ff;
    color: #d4b3ff;
    box-shadow: 0 0 15px rgba(212, 179, 255, 0.4), inset 0 0 10px rgba(212, 179, 255, 0.3);
}

#checkpoint.hidden {
    display: none;
}

/* Text Splitting Utility */
.word-wrap {
    display: inline-block;
    white-space: pre;
}

.char-wrap {
    display: inline-block;
    transition: transform 0.8s ease-out;
    backface-visibility: hidden;
}

/* Only chars the car has actually hit get promoted to their own GPU layer.
   Keeping will-change + the 3D transform off the resting state means the
   browser isn't juggling thousands of layers for static text during play. */
.char-wrap.scattered {
    transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translate3d(0px, 0px, 0px) rotate(0deg);
    will-change: transform;
}

/* --- CANVAS --- */
#game-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    pointer-events: none;
    z-index: 990;
    transition: opacity 0.3s;
}
#game-canvas.hidden { opacity: 0; }

/* MATRIX THEME */
body.matrix-mode {
    --bg: #050505;
    --text-main: #00ea3d;
    --text-muted: #008f11;
    --accent: #00ff41;
    --border: #003b00;
    --panel-bg: rgba(0, 20, 0, 0.8);
    background-image: none !important;
}
body.matrix-mode * {
    color: var(--text-main) !important;
    border-color: var(--border) !important;
}
body.matrix-mode .hero-label,
body.matrix-mode .hero-label *,
body.matrix-mode .btn-primary,
body.matrix-mode .btn-primary * {
    color: var(--bg) !important;
}
body.matrix-mode .top-nav {
    background: rgba(5, 5, 5, 0.9) !important;
    border-bottom: 2px solid var(--accent) !important;
    z-index: 1000 !important;
}
body.matrix-mode .keycap {
    background: rgba(0, 20, 0, 0.8) !important;
    border-color: var(--text-main) !important;
}

body.matrix-mode #checkpoint {
    background-color: var(--text-main) !important;
    color: var(--bg) !important;
    box-shadow: 0 0 20px var(--text-main) !important;
    border-color: var(--text-main) !important;
    font-weight: bold !important;
}

body.matrix-mode #checkpoint * {
    color: var(--bg) !important;
}

body.game-active .top-nav > * {
    filter: blur(4px) !important;
    opacity: 0.6 !important;
    transition: filter 0.3s ease, opacity 0.3s ease !important;
}

/* while driving, the page is the playfield: content hovers and
   clicks are off (wheel scrolling still works), the game owns
   input. Overlays stay clickable so an open popup can be closed */
body.game-active .top-nav,
body.game-active main,
body.game-active .main-footer {
    pointer-events: none;
}

.game-closing {
    opacity: 0 !important;
    filter: blur(8px) grayscale(50%) !important;
    transform: scale(0.6) !important;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1) !important;
    pointer-events: none !important;
}

/* Game HUD Overlay */
.game-hud-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    pointer-events: none;
    z-index: 9000;
    font-family: 'Share Tech Mono', monospace;
    opacity: 1;
    transition: opacity 0.5s ease;
}
.game-hud-overlay.hidden {
    opacity: 0;
}
.hud-top-center {
    position: absolute;
    top: 25px; /* Aligned with nav */
    left: 50%;
    transform: translateX(-50%);
    font-size: 1rem;
    color: var(--text-main);
    display: flex; align-items: center; gap: 6px;
}
.hud-top-center #time-left {
    color: var(--accent);
}
.hud-top-right {
    position: absolute;
    top: 100px; /* Under the header */
    right: 40px;
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.score-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 90px;
    gap: 10px;
}
.score-box.best {
    opacity: 1;
}
.hud-label {
    font-size: 0.65rem;
    color: var(--text-muted);
}
.hud-value {
    font-size: 0.8rem;
    font-weight: bold;
    color: var(--text-main);
}
.hud-bottom-left {
    position: absolute;
    bottom: 30px;
    left: 40px;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.status-box {
    display: flex;
    align-items: center;
    gap: 6px;
}
.label-col {
    display: flex;
    align-items: center;
    width: 55px;
}
.boost-container {
    position: relative;
    margin-bottom: 5px; /* Give space for the absolute shift text */
}
.shift-text {
    position: absolute;
    bottom: -10px;
    left: 0;
    font-size: 0.5rem;
}
.hud-bar-container {
    width: 60px;
    height: 5px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.1);
    position: relative;
    border-radius: 1px;
    overflow: hidden;
}
.hp-flex {
    display: flex;
    gap: 2px;
    background: transparent;
    border: none;
}
.hp-flex .hp-box {
    flex: 1;
    background: #00ea3d;
    border-radius: 1px;
}
.boost-container #boost-bar {
    height: 100%;
    width: 100%;
    background: var(--accent);
    transition: width 0.1s linear;
}