/* ----------------------------------------------------
   Coin Rush Speedway - Sleek Dark Neon Aesthetic CSS
   ---------------------------------------------------- */

:root {
    --bg-dark: #f0f4f8;
    --card-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.1);
    --primary-neon: #0076ff;
    --primary-glow: rgba(0, 118, 255, 0.3);
    --secondary-neon: #ff2a5f;
    --accent-gold: #d97706;
    --accent-green: #10b981;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Outfit', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 50% 0%, rgba(0, 118, 255, 0.12) 0%, transparent 60%),
        radial-gradient(circle at 100% 100%, rgba(255, 42, 95, 0.08) 0%, transparent 50%);
    color: var(--text-main);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

#appContainer {
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
}

#gameWrapper {
    position: relative;
    width: 100%;
    max-width: 1000px;
    height: 100%;
    max-height: 650px;
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.15),
        0 0 30px rgba(0, 118, 255, 0.15);
    border: 1px solid var(--glass-border);
}

#gameCanvas {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Floating Score Popups Layer */
#floatingPopups {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 15;
    overflow: hidden;
}

.coin-popup {
    position: absolute;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 24px;
    color: var(--accent-gold);
    text-shadow: 
        0 0 10px rgba(255, 204, 0, 0.8),
        2px 2px 0px #000;
    animation: floatAndFade 1.1s cubic-bezier(0.18, 0.89, 0.32, 1.28) forwards;
    transform: translate(-50%, -50%);
    white-space: nowrap;
}

@keyframes floatAndFade {
    0% {
        opacity: 0;
        transform: translate(-50%, -20%) scale(0.5);
    }
    20% {
        opacity: 1;
        transform: translate(-50%, -60%) scale(1.3);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -160%) scale(0.9);
    }
}

/* In-Game HUD */
#hud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
    padding: 15px 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hud-top {
    display: flex;
    align-items: center;
    gap: 15px;
}

.hud-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 8px 16px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    min-width: 110px;
}

.hud-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.score-card .hud-label i { color: var(--accent-gold); }
.coins-card .hud-label i { color: var(--accent-gold); }
.combo-card .hud-label i { color: var(--primary-neon); }

.hud-value {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 20px;
    color: var(--text-main);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.score-card .hud-value {
    color: var(--accent-gold);
}

.hud-right-actions {
    margin-left: auto;
    display: flex;
    gap: 10px;
    pointer-events: auto;
}

.icon-btn {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 16px;
    cursor: pointer;
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-neon);
    color: var(--primary-neon);
    transform: translateY(-2px);
}

/* Speedometer & Nitro Bar */
.hud-bottom-status {
    display: flex;
    align-items: flex-end;
    gap: 20px;
    margin-bottom: 90px; /* Leave room for pedal controls */
}

.speedometer-box {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 10px 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 140px;
}

.speed-digital {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.speed-digital span {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 26px;
    color: var(--primary-neon);
}

.speed-digital small {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
}

.speed-bar-bg, .nitro-bar-bg {
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    width: 100%;
}

.speed-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--primary-neon), var(--accent-green));
    transition: width 0.1s linear;
}

.nitro-box {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 10px 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 130px;
}

.nitro-label {
    font-size: 11px;
    font-weight: 800;
    color: var(--secondary-neon);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nitro-bar-fill {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, #ff7700, var(--secondary-neon));
    transition: width 0.15s ease;
}

/* Touch Controls & Gas Pedal */
#touchControls {
    position: absolute;
    bottom: 25px;
    left: 25px;
    right: 25px;
    z-index: 25;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    pointer-events: none;
}

.control-group {
    display: flex;
    gap: 12px;
    pointer-events: auto;
}

.ctrl-btn {
    background: #ffffff;
    border: 2px solid var(--primary-neon);
    color: var(--text-main);
    border-radius: 18px;
    cursor: pointer;
    backdrop-filter: blur(12px);
    transition: all 0.12s ease;
    box-shadow: 0 10px 25px rgba(0, 118, 255, 0.25);
    display: flex;
    justify-content: center;
    align-items: center;
}

.steer-btn {
    width: 75px;
    height: 75px;
    font-size: 30px;
    color: #0076ff;
    background: #ffffff;
    border: 3px solid #0076ff;
}

.steer-btn:hover {
    background: #f0f7ff;
    transform: translateY(-2px);
}

.steer-btn:active, .steer-btn.active {
    background: #0076ff;
    color: #ffffff;
    border-color: #0056b3;
    transform: scale(0.92);
    box-shadow: 0 0 25px rgba(0, 118, 255, 0.6);
}

.nitro-btn {
    width: 70px;
    height: 75px;
    flex-direction: column;
    gap: 4px;
    font-size: 20px;
    border-color: rgba(255, 0, 85, 0.4);
    background: rgba(255, 0, 85, 0.15);
}

.nitro-btn span {
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--secondary-neon);
}

.nitro-btn:active, .nitro-btn.active {
    background: rgba(255, 0, 85, 0.4);
    transform: scale(0.92);
    box-shadow: 0 0 25px rgba(255, 0, 85, 0.6);
}

.shield-btn {
    width: 75px;
    height: 75px;
    flex-direction: column;
    gap: 4px;
    font-size: 22px;
    border-color: rgba(0, 240, 255, 0.6);
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(0, 118, 255, 0.3));
    color: #00f0ff;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.shield-btn span {
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 1px;
    color: #00f0ff;
}

.shield-btn:hover {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.35), rgba(0, 118, 255, 0.45));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.5);
}

.shield-btn:active, .shield-btn.active {
    background: linear-gradient(135deg, #00f0ff, #0076ff);
    color: #ffffff;
    border-color: #ffffff;
    transform: scale(0.92);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.85);
    animation: shieldButtonPulse 1s infinite alternate;
}

.shield-btn:active span, .shield-btn.active span {
    color: #ffffff;
}

@keyframes shieldButtonPulse {
    0% { transform: scale(0.95); filter: brightness(1); }
    100% { transform: scale(1.05); filter: brightness(1.3); }
}

.hud-card.shield-card {
    border-color: #00f0ff;
    background: rgba(0, 240, 255, 0.15);
    animation: shieldCardPulse 1s infinite alternate;
}

@keyframes shieldCardPulse {
    0% { box-shadow: 0 0 8px rgba(0, 240, 255, 0.4); }
    100% { box-shadow: 0 0 16px rgba(0, 240, 255, 0.8); }
}

.shield-badge-pills {
    display: flex;
    gap: 3px;
    margin-top: 2px;
}

.shield-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(0, 0, 0, 0.3);
    transition: all 0.2s ease;
}

.shield-dot.active {
    background: #00f0ff;
    box-shadow: 0 0 6px #00f0ff;
}

.shield-btn.exhausted {
    opacity: 0.45;
    filter: grayscale(0.85);
    cursor: not-allowed;
    border-color: rgba(255, 255, 255, 0.2) !important;
    background: rgba(255, 255, 255, 0.06) !important;
    box-shadow: none !important;
}

/* PROMINENT FORWARD GAS PEDAL BUTTON */
.gas-pedal-btn {
    width: 140px;
    height: 85px;
    position: relative;
    background: linear-gradient(145deg, rgba(0, 240, 255, 0.25), rgba(0, 100, 200, 0.4));
    border: 2px solid var(--primary-neon);
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.6),
        0 0 25px var(--primary-glow),
        inset 0 0 15px rgba(0, 240, 255, 0.3);
    border-radius: 18px;
    overflow: hidden;
    padding: 8px;
    transition: all 0.1s ease;
}

.pedal-ribs {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 8px,
        rgba(255, 255, 255, 0.05) 8px,
        rgba(255, 255, 255, 0.05) 16px
    );
    pointer-events: none;
}

.pedal-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2;
    gap: 2px;
}

.pedal-icon {
    font-size: 24px;
    color: var(--primary-neon);
    filter: drop-shadow(0 0 8px var(--primary-neon));
    animation: pulseUp 1.2s infinite ease-in-out;
}

@keyframes pulseUp {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.pedal-text {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 16px;
    letter-spacing: 2px;
    color: #fff;
    text-shadow: 0 0 10px var(--primary-neon);
}

.pedal-subtext {
    font-size: 8px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.5px;
}

.gas-pedal-btn:active, .gas-pedal-btn.active {
    transform: scale(0.94) translateY(4px);
    background: linear-gradient(145deg, rgba(0, 240, 255, 0.5), rgba(0, 255, 136, 0.5));
    border-color: var(--accent-green);
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.8),
        0 0 35px rgba(0, 255, 136, 0.8);
}

/* Modals & Overlays */
.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(240, 244, 248, 0.85);
    backdrop-filter: blur(15px);
    z-index: 30;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    padding: 20px;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 30px;
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.9),
        0 0 30px rgba(0, 240, 255, 0.15);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal-small {
    max-width: 380px;
    text-align: center;
}

.logo-box {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.logo-icon {
    font-size: 40px;
    color: var(--primary-neon);
    filter: drop-shadow(0 0 15px var(--primary-neon));
    margin-bottom: 8px;
}

.game-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 28px;
    letter-spacing: 1px;
}

.game-title .highlight {
    color: var(--primary-neon);
}

.game-tagline {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

.stats-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.stat-badge {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-badge i {
    font-size: 22px;
    color: var(--accent-gold);
}

.stat-badge small {
    font-size: 10px;
    color: var(--text-muted);
    display: block;
}

.stat-badge strong {
    font-family: var(--font-heading);
    font-size: 18px;
    color: var(--text-main);
}

/* Selected Car Preview Box */
.selected-car-preview h3 {
    font-size: 13px;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.car-card-compact {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.car-preview-img-box {
    width: 160px;
    height: 80px;
    background: radial-gradient(circle, rgba(0,240,255,0.15) 0%, transparent 70%);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
}

.car-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.car-info h4 {
    font-family: var(--font-heading);
    font-size: 16px;
    color: var(--primary-neon);
}

.car-stat-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
}

.car-stat-row span { width: 45px; }

.stat-bar {
    flex: 1;
    height: 5px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.stat-bar div {
    height: 100%;
    background: var(--primary-neon);
    border-radius: 3px;
}

/* Buttons */
.menu-actions {
    display: flex;
    gap: 12px;
}

.menu-actions.vertical {
    flex-direction: column;
}

.btn {
    padding: 14px 20px;
    border-radius: 14px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 14px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-neon), #0088ff);
    color: #000;
    box-shadow: 0 8px 25px var(--primary-glow);
    flex: 1.2;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 240, 255, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--glass-border);
    color: #fff;
    flex: 1;
}

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

.btn-danger {
    background: rgba(255, 0, 85, 0.2);
    border: 1px solid var(--secondary-neon);
    color: #fff;
}

.btn-large {
    padding: 16px 24px;
    font-size: 16px;
}

.instructions-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 14px;
    padding: 15px;
    font-size: 12px;
}

.instructions-card h4 {
    color: var(--text-muted);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.instructions-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--text-muted);
}

.key-badge {
    background: rgba(255, 255, 255, 0.12);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--primary-neon);
    font-weight: 700;
    font-size: 11px;
}

.coin-pill {
    background: rgba(255, 204, 0, 0.2);
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 800;
}

/* Garage Modal & Grid */
.garage-card {
    max-width: 750px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-family: var(--font-heading);
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-neon);
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 28px;
    cursor: pointer;
}

.close-btn:hover { color: #fff; }

.garage-coins-header {
    background: rgba(255, 204, 0, 0.1);
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 10px;
    border-radius: 12px;
    font-family: var(--font-heading);
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.car-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.car-card-option {
    background: rgba(0, 0, 0, 0.4);
    border: 1.5px solid var(--glass-border);
    border-radius: 16px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    transition: all 0.2s ease;
}

.car-card-option.selected {
    border-color: var(--primary-neon);
    box-shadow: 0 0 20px var(--primary-glow);
    background: rgba(0, 240, 255, 0.08);
}

.car-option-canvas {
    width: 140px;
    height: 70px;
}

.car-card-option h4 {
    font-family: var(--font-heading);
    font-size: 15px;
}

.car-card-option .car-stats-mini {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 10px;
    color: var(--text-muted);
}

/* Game Over Card */
.game-over-card {
    text-align: center;
    max-width: 440px;
}

.game-over-header .main-icon {
    font-size: 45px;
    color: var(--accent-gold);
    margin-bottom: 10px;
}

.result-breakdown {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 15px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.result-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-muted);
}

.result-row strong {
    font-family: var(--font-heading);
    font-size: 18px;
    color: #fff;
}

.highlight-row strong {
    color: var(--accent-gold);
    font-size: 22px;
}

/* Mobile & Touch Layout Adjustments */
@media (max-width: 600px) {
    #hud { padding: 10px; }
    .hud-top { gap: 8px; }
    .hud-card { min-width: 80px; padding: 6px 10px; }
    .hud-value { font-size: 15px; }
    .gas-pedal-btn { width: 110px; height: 75px; }
    .steer-btn { width: 50px; height: 50px; font-size: 18px; }
    .nitro-btn { width: 55px; height: 60px; }
    .speedometer-box, .nitro-box { min-width: 100px; padding: 8px 12px; }
    .hud-bottom-status { margin-bottom: 80px; gap: 10px; }
}