:root {
    --bg-deep: hsl(225, 45%, 6%);
    --bg-surface: hsl(225, 35%, 11%);
    --bg-surface-hover: hsl(225, 30%, 16%);
    --gold: hsl(45, 90%, 55%);
    --gold-light: hsl(45, 95%, 70%);
    --cyan: hsl(195, 75%, 52%);
    --cyan-light: hsl(195, 80%, 65%);
    --coral: hsl(15, 85%, 58%);
    --text-primary: hsl(220, 25%, 94%);
    --text-secondary: hsl(220, 15%, 65%);
    --text-muted: hsl(220, 12%, 48%);
    --success: hsl(160, 80%, 45%);
    --error: hsl(0, 75%, 55%);
    --drone-accent: hsl(195, 90%, 55%);
    --drone-accent-glow: hsla(195, 90%, 55%, 0.25);
}

/* Reset básico para pantallas de juego */
html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    background: var(--bg-deep);
    color: var(--text-primary);
    font-family: 'Outfit', 'Segoe UI', system-ui, sans-serif;
    min-width: 320px;
}

.hidden {
    display: none !important;
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

.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;
}

/* Pantallas */
.screen {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-deep);
}

.screen.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    background: rgba(10, 12, 20, 0.92);
    backdrop-filter: blur(6px);
}

/* Pantalla de título */
.start-panel {
    width: min(460px, 92vw);
    padding: 28px 24px;
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 30px var(--drone-accent-glow);
    text-align: center;
}

.game-logo {
    margin-bottom: 22px;
}

.logo-img {
    width: 100%;
    max-width: 320px;
    height: auto;
    filter: drop-shadow(0 0 12px var(--drone-accent-glow));
}

.section-card {
    margin-bottom: 20px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.section-card h3 {
    margin: 0 0 12px 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.name-row {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.name-input {
    width: 100%;
    padding: 12px 14px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.name-input:focus {
    border-color: var(--drone-accent);
    box-shadow: 0 0 0 2px var(--drone-accent-glow);
}

/* Botones */
.btn-start,
.btn-menu,
.btn-play-again,
.btn-menu-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 13px 28px;
    font-family: inherit;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.18s ease, filter 0.18s ease, box-shadow 0.18s ease;
}

.btn-start {
    background: var(--drone-accent);
    color: #000;
    box-shadow: 0 0 20px var(--drone-accent-glow);
}

.btn-start:hover,
.btn-start:focus-visible {
    filter: brightness(1.12);
    transform: translateY(-2px);
}

.btn-menu,
.btn-menu-back {
    width: 100%;
    margin-bottom: 12px;
    background: var(--bg-surface-hover);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-menu:hover,
.btn-menu:focus-visible,
.btn-menu-back:hover,
.btn-menu-back:focus-visible {
    background: rgba(255, 255, 255, 0.1);
}

.btn-play-again {
    background: var(--gold);
    color: #000;
}

.btn-play-again:hover,
.btn-play-again:focus-visible {
    filter: brightness(1.1);
}

.btn-start:active,
.btn-menu:active,
.btn-play-again:active,
.btn-menu-back:active {
    transform: scale(0.97);
}

/* Focus visible para todos los controles interactivos */
button:focus-visible,
input:focus-visible,
.track-card:focus-visible {
    outline: 2px solid var(--drone-accent);
    outline-offset: 2px;
}

/* ══════════════════════════════════════
   CONTROLS GUIDE — Title Screen
   ══════════════════════════════════════ */
.controls-guide {
    text-align: left;
    margin-bottom: 12px;
}

.controls-guide h3 {
    text-align: center;
    margin: 0 0 14px 0;
    font-size: 1.15rem;
    color: var(--drone-accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.controls-section {
    margin-bottom: 14px;
}

.controls-platform-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.controls-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 255, 255, 0.04);
    border: 1px solid rgba(0, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px 12px;
    flex: 1 1 auto;
    min-width: 180px;
}

.control-keys {
    display: flex;
    gap: 3px;
    flex-shrink: 0;
}

.key {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 28px;
    padding: 0 6px;
    background: var(--bg-surface);
    border: 1px solid rgba(0, 255, 255, 0.25);
    border-radius: 5px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--drone-accent);
    font-family: 'DM Sans', monospace;
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    text-shadow: 0 0 6px var(--drone-accent-glow);
}

.key-wide {
    min-width: 60px;
    letter-spacing: 0.08em;
    font-size: 0.75rem;
}

.key-joystick {
    font-size: 1.1rem;
    min-width: 34px;
    color: var(--gold);
    border-color: rgba(255, 200, 50, 0.3);
    text-shadow: 0 0 8px rgba(255, 200, 50, 0.4);
}

.control-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.controls-objective {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-primary);
    padding: 10px 12px;
    background: rgba(0, 255, 255, 0.06);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 255, 0.12);
    line-height: 1.5;
    margin-top: 4px;
}

@media (prefers-reduced-motion: reduce) {
    .key { transition: none; }
}

/* Pantalla de selección de pista */
.track-select-panel {
    width: min(760px, 96vw);
    padding: 24px;
    text-align: center;
}

.track-select-panel h2 {
    margin: 0 0 20px 0;
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--drone-accent);
    text-shadow: 0 0 16px var(--drone-accent-glow);
}

.track-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.track-card {
    position: relative;
    min-height: 160px;
    padding: 18px 14px;
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    text-align: left;
}

.track-card:hover:not(.locked),
.track-card:focus-visible:not(.locked) {
    transform: translateY(-4px);
    border-color: var(--drone-accent);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 20px var(--drone-accent-glow);
}

.track-card.locked {
    opacity: 0.5;
    cursor: not-allowed;
    background: rgba(255, 255, 255, 0.02);
}

.track-card .track-name {
    display: block;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.track-card .track-env {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: capitalize;
}

.track-card .track-lock {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 1.4rem;
    color: var(--text-muted);
}

/* HUD */
.hud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    grid-template-rows: auto 1fr auto;
    padding: 16px;
    box-sizing: border-box;
}

.hud-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hud-left {
    grid-column: 1;
    grid-row: 1;
    align-items: flex-start;
}

.hud-center {
    grid-column: 2;
    grid-row: 1;
    align-items: center;
}

.hud-right {
    grid-column: 3;
    grid-row: 1;
    align-items: flex-end;
}

.hud-box {
    min-width: 92px;
    padding: 10px 14px;
    background: rgba(10, 14, 24, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-left: 3px solid var(--drone-accent);
    border-radius: 10px;
    backdrop-filter: blur(4px);
}

.hud-track-box {
    text-align: center;
    border-left: none;
    border-top: 3px solid var(--drone-accent);
}

.hud-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.hud-val {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--drone-accent);
    text-shadow: 0 0 10px var(--drone-accent-glow);
    line-height: 1.2;
}

.direction-arrow {
    margin-top: 8px;
    font-size: 2.2rem;
    color: var(--gold);
    text-shadow: 0 0 18px rgba(255, 215, 0, 0.55);
    transform-origin: center center;
    transition: transform 0.1s linear;
    filter: drop-shadow(0 0 4px rgba(0,0,0,0.5));
}

.speed-bar {
    width: 100%;
    height: 5px;
    margin-top: 6px;
    background: rgba(255,255,255,0.08);
    border-radius: 3px;
    overflow: hidden;
}

.speed-bar-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--drone-accent), var(--gold));
    box-shadow: 0 0 8px var(--drone-accent-glow);
    transition: width 0.1s linear;
}

.hud-compass {
    position: relative;
    width: 64px;
    height: 64px;
    margin-top: 10px;
    border-radius: 50%;
    background: rgba(10, 14, 24, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.compass-ring {
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    border: 1px dashed rgba(255,255,255,0.15);
}

.compass-needle {
    width: 2px;
    height: 22px;
    background: var(--error);
    transform-origin: 50% 100%;
    margin-bottom: 11px;
    border-radius: 1px;
    box-shadow: 0 0 6px rgba(255,80,80,0.5);
}

.compass-marker {
    position: absolute;
    top: 4px;
    left: 50%;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid var(--gold);
    transform: translateX(-50%);
}

.best-time-box {
    transition: opacity 0.3s ease;
}

.minimap {
    position: relative;
    width: 92px;
    height: 92px;
    margin-top: 10px;
    background: rgba(10, 14, 24, 0.72);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    backdrop-filter: blur(4px);
    overflow: hidden;
}

.minimap-rings {
    position: absolute;
    inset: 0;
}

.minimap-ring-dot {
    position: absolute;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: rgba(255,255,255,0.25);
    transform: translate(-50%, -50%);
}

.minimap-ring-dot.passed {
    background: var(--success);
    box-shadow: 0 0 5px rgba(46,204,113,0.6);
}

.minimap-ring-dot.next {
    background: var(--gold);
    box-shadow: 0 0 6px rgba(255,215,0,0.6);
}

.minimap-drone {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-bottom: 8px solid var(--drone-accent);
    transform: translate(-50%, -50%);
    filter: drop-shadow(0 0 3px var(--drone-accent-glow));
}

.ring-flash {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 120;
    pointer-events: none;
}

.ring-flash-text {
    font-size: 4rem;
    font-weight: 900;
    color: var(--gold);
    text-shadow: 0 0 30px rgba(255,215,0,0.7), 0 0 60px rgba(255,215,0,0.4);
    animation: ringFlashPop 1.2s ease forwards;
}

@keyframes ringFlashPop {
    0% { opacity: 0; transform: scale(0.5); }
    15% { opacity: 1; transform: scale(1.15); }
    40% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.05); }
}

.countdown-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 250;
    background: rgba(10, 12, 20, 0.35);
    pointer-events: none;
}

.countdown-number {
    font-size: 10rem;
    font-weight: 900;
    color: var(--drone-accent);
    text-shadow: 0 0 40px var(--drone-accent-glow), 0 0 80px rgba(0,212,255,0.4);
    animation: countdownPulse 0.9s ease-out forwards;
}

.countdown-number.go {
    color: var(--success);
    text-shadow: 0 0 40px rgba(46,204,113,0.6), 0 0 80px rgba(46,204,113,0.3);
}

@keyframes countdownPulse {
    0% { transform: scale(0.6); opacity: 0; }
    30% { transform: scale(1.2); opacity: 1; }
    70% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

.tutorial-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 90px;
    z-index: 130;
    pointer-events: none;
}

.tutorial-panel {
    width: min(420px, 92vw);
    padding: 22px 24px;
    background: rgba(10, 14, 24, 0.9);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: 18px;
    backdrop-filter: blur(8px);
    text-align: center;
    box-shadow: 0 12px 40px rgba(0,0,0,0.45), 0 0 30px rgba(0,212,255,0.15);
    animation: tutorialSlide 0.4s ease;
}

@keyframes tutorialSlide {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.tutorial-step {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.tutorial-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 14px;
}

.tutorial-keys {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 12px;
    min-height: 38px;
}

.tutorial-keys .key {
    animation: keyPulse 1.2s ease-in-out infinite;
}

@keyframes keyPulse {
    0%, 100% { box-shadow: 0 2px 0 rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05), 0 0 8px var(--drone-accent-glow); }
    50% { box-shadow: 0 2px 0 rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05), 0 0 20px var(--drone-accent-glow); }
}

.tutorial-hint {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Controles móviles */
#mobileControls {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 150;
    display: none;
}

#joystickLeft,
#joystickRight {
    position: absolute;
    bottom: 40px;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 2px solid rgba(255, 255, 255, 0.18);
    touch-action: none;
    pointer-events: auto;
}

#joystickLeft {
    left: 24px;
}

#joystickRight {
    right: 24px;
}

#joystickKnobLeft,
#joystickKnobRight {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.28);
    border: 2px solid rgba(255, 255, 255, 0.45);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

#pauseBtn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    padding: 0;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
    background: rgba(10, 14, 24, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    pointer-events: auto;
    cursor: pointer;
    z-index: 200;
}

#pauseBtn:hover,
#pauseBtn:focus-visible {
    background: rgba(255, 255, 255, 0.1);
}

#brakeBtn {
    display: none;
    position: absolute;
    bottom: 140px;
    right: 24px;
    width: 56px;
    height: 56px;
    padding: 0;
    font-size: 1.4rem;
    color: var(--text-primary);
    background: rgba(10, 14, 24, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    pointer-events: auto;
    cursor: pointer;
    z-index: 200;
    touch-action: manipulation;
}

#brakeBtn:active {
    background: rgba(239, 68, 68, 0.5);
    border-color: rgba(239, 68, 68, 0.6);
}

/* Mostrar joysticks solo en dispositivos táctiles */
@media (pointer: coarse) {
    #mobileControls {
        display: block;
    }
    #brakeBtn {
        display: block;
    }
}

/* Pantalla de pausa */
.pause-panel {
    width: min(420px, 94vw);
    max-height: 92vh;
    overflow-y: auto;
    padding: 24px;
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.pause-panel h2 {
    margin: 0 0 18px 0;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-primary);
}

.pause-section {
    margin-bottom: 18px;
    padding: 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    text-align: left;
}

.pause-section h3 {
    margin: 0 0 12px 0;
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.pause-controls-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pause-control-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pause-key {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 26px;
    padding: 0 5px;
    background: var(--bg-surface);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: 5px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--drone-accent);
    font-family: 'DM Sans', monospace;
}

.pause-key.key-wide {
    min-width: 64px;
    font-size: 0.75rem;
}

.pause-ctrl-desc {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.pause-platform {
    margin-top: 10px;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

.pause-progress-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-size: 0.85rem;
}

.pause-progress-label {
    color: var(--text-secondary);
    font-weight: 600;
}

.pause-progress-val {
    color: var(--drone-accent);
    font-weight: 800;
}

.pause-minimap {
    position: relative;
    width: 100%;
    height: 110px;
    margin-top: 10px;
    background: rgba(0,0,0,0.25);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    overflow: hidden;
}

.pause-minimap-rings {
    position: absolute;
    inset: 0;
}

.pause-minimap-ring-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,0.25);
    transform: translate(-50%, -50%);
}

.pause-minimap-ring-dot.passed {
    background: var(--success);
    box-shadow: 0 0 5px rgba(46,204,113,0.6);
}

.pause-minimap-ring-dot.next {
    background: var(--gold);
    box-shadow: 0 0 6px rgba(255,215,0,0.6);
}

.pause-minimap-drone {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 10px solid var(--drone-accent);
    transform: translate(-50%, -50%);
    filter: drop-shadow(0 0 3px var(--drone-accent-glow));
}

.pause-setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.pause-setting-row label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.toggle-btn {
    min-width: 58px;
    padding: 6px 12px;
    font-family: inherit;
    font-weight: 800;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #000;
    background: var(--drone-accent);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: filter 0.2s ease;
}

.toggle-btn:hover,
.toggle-btn:focus-visible {
    filter: brightness(1.12);
}

.toggle-btn.off {
    background: var(--text-muted);
    color: var(--text-primary);
}

.slider {
    -webkit-appearance: none;
    width: 120px;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--drone-accent);
    cursor: pointer;
    box-shadow: 0 0 8px var(--drone-accent-glow);
}

.slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--drone-accent);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 8px var(--drone-accent-glow);
}

.pause-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pause-actions .btn-menu {
    margin-bottom: 0;
}

/* Pantalla de fin de carrera */
.gameover-panel {
    width: min(480px, 94vw);
    padding: 28px 24px;
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.result-banner {
    margin-bottom: 10px;
    font-size: 1.7rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--success);
    text-shadow: 0 0 18px rgba(46, 204, 113, 0.35);
}

.result-banner.win {
    color: var(--success);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 22px 0;
}

.stat-box {
    padding: 14px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-val {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--drone-accent);
    text-shadow: 0 0 10px var(--drone-accent-glow);
}

.stat-lbl {
    margin-top: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.btn-row {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-row button {
    flex: 1 1 140px;
}

/* Responsive pequeño */
@media (max-width: 480px) {
    .hud-box {
        min-width: 76px;
        padding: 8px 10px;
    }

    .hud-val {
        font-size: 1.1rem;
    }

    .hud-label {
        font-size: 0.75rem;
    }

    #joystickLeft,
    #joystickRight {
        width: 96px;
        height: 96px;
        bottom: 28px;
    }

    #joystickLeft {
        left: 16px;
    }

    #joystickRight {
        right: 16px;
    }

    #joystickKnobLeft,
    #joystickKnobRight {
        width: 38px;
        height: 38px;
    }

    .track-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .direction-arrow {
        transition: none;
    }
}

/* Asegurar que no haya scroll horizontal en 320px */
@media (max-width: 360px) {
    .track-grid {
        grid-template-columns: 1fr;
    }

    .stat-grid {
        grid-template-columns: 1fr;
    }
}