:root {
    --bg-color: #020205;
    --panel-bg: rgba(10, 10, 15, 0.95);
    --panel-border: rgba(255, 255, 255, 0.08);
    --accent-color: #00f3ff;
    --text-color: #ffffff;
    --text-muted: #888888;
    --header-height: 80px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Header */
.top-header {
    height: var(--header-height);
    background: rgba(5, 5, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--panel-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    z-index: 100;
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 900;
    letter-spacing: 6px;
    text-shadow: 0 0 10px #fff, 0 0 20px var(--accent-color);
}

.header-right {
    display: flex;
    gap: 12px;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    color: #fff;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    transition: 0.3s;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

.btn {
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 800;
    font-size: 12px;
    text-transform: uppercase;
    cursor: pointer;
    transition: 0.3s;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #00f3ff, #0066ff);
    color: #fff;
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid var(--panel-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-color);
}

/* Main Layout */
.app-container {
    flex: 1;
    position: relative;
    height: calc(100vh - var(--header-height));
}

.arena-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, #0a0a1a 0%, #020205 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

#arena-canvas {
    width: 100%;
    height: 100%;
}

#ui-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#best-distance {
    position: absolute;
    top: 20px;
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 1px;
    text-transform: uppercase;
}

#distance-meter {
    position: absolute;
    top: 45px;
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 900;
    color: var(--accent-color);
    text-shadow: 0 0 15px var(--accent-color);
    letter-spacing: 2px;
}

#wanted-level {
    position: absolute;
    top: 85px;
    display: flex;
    gap: 10px;
    font-size: 20px;
}

#lives-container {
    position: absolute;
    top: 125px;
    display: flex;
    gap: 8px;
}

.life-dot {
    width: 20px;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    transition: 0.4s;
}

.life-dot.active {
    background: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
    border-color: var(--accent-color);
}

#last-score-info {
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.05);
    padding: 15px 30px;
    border-radius: 12px;
    border: 1px solid var(--panel-border);
    display: inline-block;
}

#last-score-info.hidden {
    display: none;
}

#last-run-score {
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    font-weight: 900;
    color: var(--accent-color);
}

.wanted-star {
    color: #333;
    text-shadow: none;
    transition: 0.3s;
}

.wanted-star.active {
    color: #ff0055;
    text-shadow: 0 0 10px #ff0055, 0 0 20px #ff0055;
    transform: scale(1.2);
}

.controls-hint {
    position: absolute;
    bottom: 40px;
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    letter-spacing: 4px;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
}

#announcer {
    font-family: 'Orbitron', sans-serif;
    font-size: 80px;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
    opacity: 0;
    transition: 0.5s;
    text-align: center;
    white-space: pre-line;
}

#announcer.show {
    opacity: 1;
    transform: scale(1.1);
}

#sub-announcer {
    font-family: 'Inter', sans-serif;
    font-size: 24px;
    font-weight: 300;
    color: var(--text-muted);
    letter-spacing: 8px;
    text-transform: uppercase;
    opacity: 0;
    transition: 0.8s;
    margin-top: 20px;
}

#sub-announcer.show {
    opacity: 1;
}

/* Settings Panel Overlay */
.controls-panel {
    position: absolute;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100%;
    background: var(--panel-bg);
    backdrop-filter: blur(30px);
    border-left: 1px solid var(--panel-border);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.5);
}

.controls-panel.open {
    right: 0;
}

.panel-header {
    padding: 30px;
    border-bottom: 1px solid var(--panel-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h2 {
    margin-bottom: 0;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 32px;
    cursor: pointer;
    line-height: 1;
    transition: 0.3s;
}

.close-btn:hover {
    color: #fff;
    transform: rotate(90deg);
}

.panel-content {
    padding: 30px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

h2 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.control-group {
    margin-bottom: 20px;
}

label {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 12px;
}

input[type="color"] {
    width: 100%;
    height: 40px;
    border: none;
    border-radius: 8px;
    background: none;
    cursor: pointer;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--accent-color);
}

.battle-log {
    flex: 1;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid var(--panel-border);
}

#log-content {
    height: 150px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 11px;
    color: #aaa;
    line-height: 1.6;
}

#log-content p {
    margin-bottom: 4px;
}

/* Overlay System */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(2, 2, 5, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 500;
    transition: 0.5s;
}

.overlay.hidden {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.overlay-content {
    max-width: 600px;
    text-align: center;
    padding: 40px;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.title-main {
    font-family: 'Orbitron', sans-serif;
    font-size: 48px;
    font-weight: 900;
    letter-spacing: 12px;
    color: #fff;
    text-shadow: 0 0 20px var(--accent-color);
    margin-bottom: 40px;
}

.visual-previews {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
}

.preview-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.preview-car {
    width: 60px;
    height: 30px;
    border: 2px solid #fff;
    border-radius: 4px;
    position: relative;
}

.player-preview {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-color);
    background: rgba(0, 243, 255, 0.2);
}

.cop-preview {
    border-color: #ff0055;
    box-shadow: 0 0 15px #ff0055;
    background: rgba(255, 0, 85, 0.2);
}

.enemy-preview {
    border-color: #ffaa00;
    box-shadow: 0 0 15px #ffaa00;
    background: rgba(255, 170, 0, 0.2);
}

.label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-muted);
}

.description {
    font-size: 16px;
    line-height: 1.6;
    color: #ccc;
    margin-bottom: 40px;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
}

.btn-large {
    padding: 18px 48px;
    font-size: 14px;
    letter-spacing: 3px;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
}