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

:root {
    --red-diamond: #dc143c;
    --dark-red: #8b0000;
    --light-red: #ff6b6b;
    --gold: #ffd700;
    --dark-bg: #1a1a2e;
    --card-bg: #16213e;
    --text-light: #eee;
    --text-dark: #333;
    --success: #4caf50;
    --error: #f44336;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #0f3460 100%);
    min-height: 100vh;
    color: var(--text-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

.logo .diamond {
    font-size: 48px;
    color: var(--red-diamond);
    text-shadow: 0 0 20px rgba(220, 20, 60, 0.8);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.logo h1 {
    font-size: 28px;
    background: linear-gradient(135deg, var(--red-diamond), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 18px;
}

/* Auth Section */
.auth-section {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.auth-container {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    width: 100%;
    max-width: 450px;
    position: relative;
    overflow: visible;
}

.auth-form {
    position: relative;
    z-index: 1;
}

.auth-container h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--red-diamond);
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
}

.tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: 2px solid var(--red-diamond);
    color: var(--text-light);
    cursor: pointer;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.tab.active {
    background: var(--red-diamond);
    color: white;
}

.tab:hover:not(.active) {
    background: rgba(220, 20, 60, 0.2);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-light);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(220, 20, 60, 0.3);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--red-diamond);
    background: rgba(255, 255, 255, 0.15);
}

/* Buttons */
.btn-primary {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--red-diamond), var(--dark-red));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(220, 20, 60, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-logout {
    padding: 8px 20px;
    background: transparent;
    border: 2px solid var(--red-diamond);
    color: var(--text-light);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    background: var(--red-diamond);
    color: white;
}

.btn-change-password {
    padding: 8px 20px;
    background: transparent;
    border: 2px solid var(--gold);
    color: var(--gold);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-change-password:hover {
    background: var(--gold);
    color: var(--dark-bg);
}

.btn-shop {
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--red-diamond), #ff1744);
    border: 2px solid var(--red-diamond);
    color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
}

.btn-shop:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(220, 20, 60, 0.4);
}

.btn-mail {
    padding: 8px 20px;
    background: linear-gradient(135deg, #4169e1, #6495ed);
    border: 2px solid #4169e1;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
}

.btn-mail:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(65, 105, 225, 0.4);
}

.mail-list {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 15px;
}

.mail-item {
    transition: all 0.3s ease;
}

.mail-item:hover {
    background: rgba(220, 20, 60, 0.2) !important;
    transform: translateX(5px);
}

.mail-item strong {
    color: var(--red-diamond);
}

#composeMailBtn.active,
#inboxMailBtn.active,
#sentMailBtn.active {
    background: linear-gradient(135deg, var(--red-diamond), #ff1744);
    border-color: var(--red-diamond);
    color: white;
}

.btn-test-mode {
    padding: 8px 20px;
    background: rgba(128, 128, 128, 0.2);
    border: 2px solid #888;
    color: #888;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: bold;
}

.btn-test-mode.active {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    border-color: #4CAF50;
    color: white;
}

.btn-test-mode:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(128, 128, 128, 0.3);
}

.btn-test-mode.active:hover {
    box-shadow: 0 5px 20px rgba(76, 175, 80, 0.4);
}

.btn-delete {
    padding: 8px 20px;
    background: transparent;
    border: 2px solid var(--error);
    color: var(--error);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-delete:hover {
    background: var(--error);
    color: white;
}

/* Dashboard */
.dashboard {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Balance Card */
.balance-card {
    background: linear-gradient(135deg, var(--red-diamond), var(--dark-red));
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    margin-bottom: 30px;
    box-shadow: 0 8px 16px rgba(220, 20, 60, 0.3), 0 0 40px rgba(255, 215, 0, 0.2);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        box-shadow: 0 8px 16px rgba(220, 20, 60, 0.3), 0 0 40px rgba(255, 215, 0, 0.2);
    }
    50% {
        box-shadow: 0 8px 16px rgba(220, 20, 60, 0.5), 0 0 60px rgba(255, 215, 0, 0.4);
    }
}

.balance-card h2 {
    font-size: 20px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.balance-amount {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-size: 48px;
    font-weight: bold;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
}

.diamond-icon {
    font-size: 60px;
    animation: rotate 4s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.currency {
    font-size: 24px;
    opacity: 0.9;
}

/* Actions Grid */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.action-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(220, 20, 60, 0.2);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.action-card:hover {
    transform: translateY(-5px);
    border-color: var(--red-diamond);
}

.action-card h3 {
    color: var(--red-diamond);
    margin-bottom: 20px;
    font-size: 22px;
}

/* Game Card */
.game-card {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(220, 20, 60, 0.1), rgba(139, 0, 0, 0.1));
    border: 2px solid var(--red-diamond);
}

.game-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.game-info {
    text-align: center;
}

.game-info p {
    margin-bottom: 15px;
    font-size: 16px;
    opacity: 0.9;
}

.game-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 14px;
}

.game-stats strong {
    color: var(--gold);
}

.game-board {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 400px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8), rgba(15, 52, 96, 0.8));
    border: 2px solid rgba(220, 20, 60, 0.3);
    border-radius: 12px;
    overflow: hidden;
}

/* Diamond Heist Game Styles */
.heist-game-board {
    position: relative;
    width: 100%;
    max-width: 600px;
    height: 600px;
    margin: 20px auto 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(220, 20, 60, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, #0a0a1a 0%, #1a1a2e 50%, #0f0f1f 100%);
    border: 3px solid var(--red-diamond);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 
        0 0 40px rgba(220, 20, 60, 0.6),
        inset 0 0 60px rgba(0, 0, 0, 0.9),
        0 0 100px rgba(220, 20, 60, 0.3);
    animation: boardGlow 3s ease-in-out infinite;
}

@keyframes boardGlow {
    0%, 100% {
        box-shadow: 
            0 0 40px rgba(220, 20, 60, 0.6),
            inset 0 0 60px rgba(0, 0, 0, 0.9),
            0 0 100px rgba(220, 20, 60, 0.3);
    }
    50% {
        box-shadow: 
            0 0 60px rgba(220, 20, 60, 0.8),
            inset 0 0 80px rgba(0, 0, 0, 0.95),
            0 0 120px rgba(220, 20, 60, 0.5);
    }
}

.heist-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-light);
    font-size: 18px;
    text-align: center;
    z-index: 100;
}

.heist-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    grid-template-rows: repeat(10, 1fr);
    gap: 2px;
    padding: 10px;
}

.heist-cell {
    background: 
        radial-gradient(circle at center, rgba(255, 255, 255, 0.03) 0%, transparent 70%),
        rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.3);
}

.heist-cell:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(220, 20, 60, 0.3);
    box-shadow: inset 0 0 15px rgba(220, 20, 60, 0.2);
}

.multiplier-zone {
    background: radial-gradient(circle, rgba(255, 215, 0, 0.2) 0%, transparent 70%) !important;
    border-color: rgba(255, 215, 0, 0.5) !important;
    animation: multiplierPulse 2s ease-in-out infinite;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4) !important;
}

@keyframes multiplierPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
        opacity: 0.8;
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
        opacity: 1;
    }
}

.heist-player {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    z-index: 50;
    filter: drop-shadow(0 0 12px rgba(255, 255, 255, 1)) drop-shadow(0 0 20px rgba(220, 20, 60, 0.6));
    animation: playerPulse 1.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    will-change: transform;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.heist-player::before {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(220, 20, 60, 0.3) 0%, transparent 70%);
    animation: playerAura 2s ease-in-out infinite;
    z-index: -1;
}

@keyframes playerAura {
    0%, 100% {
        transform: translateZ(0) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translateZ(0) scale(1.2);
        opacity: 0.8;
    }
}

.player-dashing {
    animation: dashEffect 0.3s ease-out;
    filter: drop-shadow(0 0 20px rgba(255, 215, 0, 1)) !important;
}

@keyframes dashEffect {
    0% { transform: scale(1); }
    50% { transform: scale(1.5); }
    100% { transform: scale(1); }
}

@keyframes playerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.heist-diamond {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--red-diamond);
    z-index: 10;
    animation: diamondSpin 2s linear infinite, diamondFloat 3s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    filter: drop-shadow(0 0 8px rgba(220, 20, 60, 0.8)) drop-shadow(0 0 15px rgba(220, 20, 60, 0.5));
    text-shadow: 0 0 10px rgba(220, 20, 60, 1);
    will-change: transform;
    backface-visibility: hidden;
    transform: translateZ(0);
}

@keyframes diamondFloat {
    0%, 100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    50% {
        transform: translate3d(0, -5px, 0) scale(1.1);
    }
}

@keyframes diamondSpin {
    0% { transform: translateZ(0) rotate(0deg) scale(1); }
    50% { transform: translateZ(0) rotate(180deg) scale(1.2); }
    100% { transform: translateZ(0) rotate(360deg) scale(1); }
}

.heist-powerup {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    z-index: 10;
    animation: powerupFloat 1.5s ease-in-out infinite, powerupGlow 2s ease-in-out infinite;
    filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.9)) drop-shadow(0 0 20px rgba(100, 200, 255, 0.6));
    text-shadow: 0 0 15px rgba(255, 255, 255, 1);
}

@keyframes powerupGlow {
    0%, 100% {
        filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.9)) drop-shadow(0 0 20px rgba(100, 200, 255, 0.6));
    }
    50% {
        filter: drop-shadow(0 0 18px rgba(255, 255, 255, 1)) drop-shadow(0 0 30px rgba(100, 200, 255, 0.9));
    }
}

@keyframes powerupFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(10deg); }
}

.heist-laser {
    position: absolute;
    background: linear-gradient(90deg, 
        transparent 0%,
        rgba(220, 20, 60, 0.3) 20%,
        rgba(255, 0, 0, 1) 50%,
        rgba(220, 20, 60, 0.3) 80%,
        transparent 100%);
    box-shadow: 
        0 0 15px rgba(220, 20, 60, 1),
        0 0 30px rgba(220, 20, 60, 0.9),
        0 0 50px rgba(220, 20, 60, 0.7),
        inset 0 0 20px rgba(255, 255, 255, 0.3);
    z-index: 30;
    animation: laserPulse 0.6s cubic-bezier(0.4, 0, 0.2, 1) infinite, laserScan 2s linear infinite;
    opacity: 0.95;
    will-change: opacity, transform, filter;
    backface-visibility: hidden;
    transform: translateZ(0);
}

@keyframes laserScan {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 200% 50%;
    }
}

.heist-laser.horizontal {
    height: 4px;
    width: 100%;
    left: 0;
}

.heist-laser.vertical {
    width: 4px;
    height: 100%;
    top: 0;
}

.heist-laser.danger {
    background: linear-gradient(90deg, transparent, rgba(255, 0, 0, 1), rgba(255, 100, 100, 1), rgba(255, 0, 0, 1), transparent);
    box-shadow: 0 0 25px rgba(255, 0, 0, 1), 0 0 50px rgba(255, 0, 0, 0.9), 0 0 75px rgba(255, 0, 0, 0.6);
    animation: laserPulse 0.4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes laserPulse {
y    0%, 100% { 
        opacity: 0.8;
        filter: brightness(1);
    }
    50% { 
        opacity: 1;
        filter: brightness(1.3);
    }
}

.heist-vault-door {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 42px;
    background: 
        radial-gradient(circle, rgba(255, 215, 0, 0.4) 0%, rgba(255, 215, 0, 0.1) 50%, transparent 100%);
    z-index: 10;
    animation: vaultGlow 2s ease-in-out infinite, vaultPulse 3s ease-in-out infinite;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.8)) drop-shadow(0 0 25px rgba(255, 215, 0, 0.5));
    border-radius: 8px;
    box-shadow: 
        inset 0 0 30px rgba(255, 215, 0, 0.3),
        0 0 40px rgba(255, 215, 0, 0.4);
}

@keyframes vaultPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes vaultGlow {
    0%, 100% { box-shadow: 0 0 10px rgba(255, 215, 0, 0.5); }
    50% { box-shadow: 0 0 20px rgba(255, 215, 0, 0.8); }
}

.heist-controls {
    margin-top: 15px;
    text-align: center;
}

.heist-control-info {
    font-size: 12px;
    color: #888;
    margin-bottom: 10px;
}

.heist-powerups {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 10px;
}

.powerup-slot {
    background: linear-gradient(135deg, rgba(220, 20, 60, 0.2), rgba(220, 20, 60, 0.1));
    padding: 10px 18px;
    border-radius: 10px;
    border: 2px solid rgba(220, 20, 60, 0.4);
    font-size: 14px;
    font-weight: bold;
    box-shadow: 
        0 0 10px rgba(220, 20, 60, 0.3),
        inset 0 0 10px rgba(220, 20, 60, 0.1);
    transition: all 0.3s ease;
}

.powerup-slot:hover {
    border-color: rgba(220, 20, 60, 0.6);
    box-shadow: 
        0 0 15px rgba(220, 20, 60, 0.5),
        inset 0 0 15px rgba(220, 20, 60, 0.2);
    transform: translateY(-2px);
}

.heist-guard {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    z-index: 20;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.7)) drop-shadow(0 0 15px rgba(200, 200, 200, 0.4));
    animation: guardPatrol 2s ease-in-out infinite;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}

.heist-guard::after {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 0, 0, 0.2) 0%, transparent 70%);
    animation: guardAlert 3s ease-in-out infinite;
    z-index: -1;
}

@keyframes guardPatrol {
    0%, 100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    50% {
        transform: translate3d(0, -3px, 0) scale(1.05);
    }
}

@keyframes guardAlert {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.1);
    }
}

.heist-trap {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    z-index: 10;
    animation: trapBlink 1s ease-in-out infinite, trapRotate 3s linear infinite;
    filter: drop-shadow(0 0 8px rgba(255, 165, 0, 0.8));
    text-shadow: 0 0 10px rgba(255, 165, 0, 1);
}

@keyframes trapBlink {
    0%, 100% {
        opacity: 0.7;
    }
    50% {
        opacity: 1;
    }
}

@keyframes trapRotate {
    0% {
        transform: translateZ(0) rotate(0deg);
    }
    25% {
        transform: translateZ(0) rotate(-10deg);
    }
    75% {
        transform: translateZ(0) rotate(10deg);
    }
    100% {
        transform: translateZ(0) rotate(0deg);
    }
}

.heist-particle {
    position: absolute;
    font-size: 16px;
    pointer-events: none;
    z-index: 100;
    animation: particleFade 1s ease-out forwards;
}

@keyframes particleFade {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(var(--tx), var(--ty)) scale(0.3);
        opacity: 0;
    }
}

.heist-screen-shake {
    animation: screenShake 0.3s ease-in-out;
}

@keyframes screenShake {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(-5px, 5px); }
    50% { transform: translate(5px, -5px); }
    75% { transform: translate(-5px, -5px); }
}

.player-speed {
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.8)) !important;
}

.heist-combo-text {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 48px;
    font-weight: bold;
    color: #FFD700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 1), 0 0 40px rgba(255, 215, 0, 0.8);
    z-index: 10000;
    pointer-events: none;
    animation: comboPopup 0.8s ease-out;
}

@keyframes comboPopup {
    0% { transform: translateX(-50%) scale(0); opacity: 0; }
    50% { transform: translateX(-50%) scale(1.3); opacity: 1; }
    100% { transform: translateX(-50%) scale(1); opacity: 0; }
}

.achievement-popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.9);
    border: 3px solid var(--gold);
    border-radius: 15px;
    padding: 20px 40px;
    font-size: 24px;
    color: var(--gold);
    text-align: center;
    z-index: 10000;
    animation: achievementPop 2s ease-out;
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
}

@keyframes achievementPop {
    0% { transform: translate(-50%, -50%) scale(0) rotate(-180deg); opacity: 0; }
    50% { transform: translate(-50%, -50%) scale(1.2) rotate(10deg); opacity: 1; }
    80% { transform: translate(-50%, -50%) scale(1) rotate(-5deg); }
    100% { transform: translate(-50%, -50%) scale(1) rotate(0deg); opacity: 0; }
}

.race-track {
    .player-speed {
        filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.8)) !important;
    }
}

.race-track {
    position: absolute;
    width: 60%;
    height: 100%;
    left: 20%;
    background: #2a2a3e;
    border-left: 3px dashed rgba(255, 255, 255, 0.5);
    border-right: 3px dashed rgba(255, 255, 255, 0.5);
}

.race-track-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    height: 400px;
    margin: 20px auto 0;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8), rgba(15, 52, 96, 0.8));
    border: 2px solid rgba(220, 20, 60, 0.3);
    border-radius: 12px;
    overflow: visible;
}

.race-view-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    height: 450px;
    margin: 20px auto 0;
    background: linear-to-bottom;
    border: 4px solid rgba(220, 20, 60, 0.5);
    border-radius: 15px;
    overflow: hidden;
    perspective: 400px;
    perspective-origin: 50% 30%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.race-sky {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 45%;
    background: linear-gradient(to bottom, #4A90E2 0%, #7BB8FF 50%, #B8D8FF 100%);
    z-index: 0;
}

.race-clouds {
    position: absolute;
    top: 20%;
    font-size: 40px;
    animation: cloudsMove 30s linear infinite;
    opacity: 0.7;
}

@keyframes cloudsMove {
    from { transform: translateX(-100px); }
    to { transform: translateX(700px); }
}

.race-horizon {
    position: absolute;
    top: 45%;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, transparent, #FFD700, #FFA500, #FFD700, transparent);
    z-index: 1;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
}

.race-track-view {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 55%;
    background: linear-gradient(to bottom, #4a4a4a 0%, #2a2a2a 100%);
    overflow: hidden;
    transform: rotateX(45deg);
    transform-origin: 50% 0%;
    transform-style: preserve-3d;
}

.road-stripes {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.road-stripe {
    position: absolute;
    background: white;
    width: 8px;
    border-radius: 2px;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

.road-edge {
    position: absolute;
    background: repeating-linear-gradient(
        0deg,
        #FF0000 0px,
        #FF0000 20px,
        #FFFFFF 20px,
        #FFFFFF 40px
    );
    width: 15px;
}

.race-car-dashboard {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.dashboard-hood {
    font-size: 100px;
    filter: drop-shadow(0 -8px 15px rgba(0, 0, 0, 0.7));
    animation: carBounce 0.5s ease-in-out infinite;
}

@keyframes carBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

.speed-meter {
    position: absolute;
    bottom: 90px;
    right: -150px;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 20px;
    border-radius: 10px;
    border: 2px solid var(--red-diamond);
    text-align: center;
}

.speed-label {
    font-size: 10px;
    color: #888;
    margin-bottom: 5px;
}

.speed-value {
    font-size: 32px;
    font-weight: bold;
    color: var(--red-diamond);
    font-family: 'Courier New', monospace;
}

.speed-boost-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    font-weight: bold;
    color: #FFD700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.8),
                 0 0 40px rgba(255, 215, 0, 0.6);
    display: none;
    z-index: 150;
    animation: boostPulse 0.5s ease-in-out infinite;
}

.race-minimap {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--red-diamond);
    border-radius: 10px;
    padding: 10px;
    z-index: 100;
}

.minimap-title {
    font-size: 10px;
    color: #888;
    margin-bottom: 5px;
    text-align: center;
}

.minimap-track {
    width: 80px;
    height: 80px;
    border: 2px solid #444;
    border-radius: 50%;
    position: relative;
    background: radial-gradient(circle, #1a1a1a 0%, #000 100%);
}

.minimap-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.minimap-dot.player {
    background: var(--red-diamond);
    box-shadow: 0 0 10px var(--red-diamond);
    z-index: 10;
}

.minimap-dot.opponent {
    background: #888;
    width: 6px;
    height: 6px;
}

@keyframes boostPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
}

.race-item-view {
    position: absolute;
    font-size: 32px;
    transition: all 0.05s linear;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.6));
    animation: itemFloat 1s ease-in-out infinite;
}

@keyframes itemFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-5px) rotate(5deg); }
}

.power-up-item {
    animation: powerUpSpin 2s linear infinite, itemFloat 1s ease-in-out infinite;
}

@keyframes powerUpSpin {
    from { filter: hue-rotate(0deg) drop-shadow(0 4px 8px rgba(0, 0, 0, 0.6)); }
    to { filter: hue-rotate(360deg) drop-shadow(0 4px 8px rgba(0, 0, 0, 0.6)); }
}

.opponent-car {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.8)) brightness(0.85);
}

.race-particle {
    animation: fadeOut 1s ease-out;
}

@keyframes fadeOut {
    from { 
        opacity: 1;
        transform: scale(1);
    }
    to { 
        opacity: 0;
        transform: scale(0.3);
    }
}

.combo-text {
    text-align: center;
    white-space: nowrap;
}

.race-track-svg {
    width: 100%;
    height: 100%;
}

.race-car {
    position: absolute;
    font-size: 32px;
    transition: all 0.05s linear;
    z-index: 10;
    filter: drop-shadow(0 0 10px rgba(220, 20, 60, 0.5));
    transform-origin: center;
}

.race-obstacle {
    position: absolute;
    font-size: 30px;
    animation: raceMove 3s linear;
}

.race-diamond {
    position: absolute;
    font-size: 25px;
    animation: raceMove 3s linear;
}

@keyframes raceMove {
    from {
        top: -50px;
    }
    to {
        top: 450px;
    }
}

.steering-container {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    padding: 20px;
}

.steering-wheel {
    position: relative;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, #1a1a2e 0%, #0f3460 70%, #000 100%);
    border: 6px solid var(--red-diamond);
    box-shadow: 
        0 0 30px rgba(220, 20, 60, 0.6),
        inset 0 0 30px rgba(0, 0, 0, 0.8),
        inset 0 0 10px rgba(220, 20, 60, 0.3);
    cursor: grab;
    user-select: none;
}

.steering-wheel:active {
    cursor: grabbing;
    box-shadow: 
        0 0 40px rgba(220, 20, 60, 0.8),
        inset 0 0 30px rgba(0, 0, 0, 0.8),
        inset 0 0 20px rgba(220, 20, 60, 0.5);
}

.steering-grip {
    position: absolute;
    width: 30px;
    height: 30px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    filter: drop-shadow(0 0 5px rgba(255, 0, 0, 0.8));
}

.steering-grip.left {
    left: 10px;
}

.steering-grip.right {
    right: 10px;
}

.steering-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 40px;
    opacity: 0.3;
}

.steering-indicator {
    position: absolute;
    width: 35px;
    height: 35px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 28px;
    transition: all 0.1s ease;
    pointer-events: none;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 1));
    z-index: 10;
}

.game-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    color: var(--red-diamond);
    text-align: center;
    font-weight: bold;
}

.falling-diamond {
    position: absolute;
    font-size: 48px;
    cursor: pointer;
    user-select: none;
    z-index: 10;
    will-change: transform;
    line-height: 1;
    backface-visibility: hidden;
    perspective: 1000px;
    transform: translateZ(0);
}

.falling-diamond:hover {
    filter: brightness(1.3);
    cursor: pointer;
}

.falling-diamond.red {
    color: var(--red-diamond);
    text-shadow: 0 0 10px rgba(220, 20, 60, 0.8);
}

.falling-diamond.blue {
    color: #4169e1;
    text-shadow: 0 0 10px rgba(65, 105, 225, 0.8);
}

.falling-diamond.green {
    color: #32cd32;
    text-shadow: 0 0 10px rgba(50, 205, 50, 0.8);
}

.falling-diamond.gold {
    color: var(--gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
}

.falling-diamond.caught {
    animation: collect 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes fall {
    0% {
        transform: translate3d(0, -50px, 0);
    }
    100% {
        transform: translate3d(0, calc(400px + 50px), 0);
    }
}

@keyframes collect {
    0% {
        transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: translate3d(0, -20px, 0) scale(1.5) rotate(180deg);
        opacity: 0.9;
    }
    100% {
        transform: translate3d(0, -40px, 0) scale(0) rotate(360deg);
        opacity: 0;
    }
}

@keyframes floatUp {
    from {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    to {
        opacity: 0;
        transform: translate3d(0, -60px, 0) scale(1.2);
    }
}

.game-reward {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    color: var(--gold);
    min-height: 30px;
    animation: fadeIn 0.3s ease;
}

/* Transaction Section */
.transaction-section {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.transaction-section h2 {
    color: var(--red-diamond);
    margin-bottom: 20px;
}

.transaction-list {
    max-height: 400px;
    overflow-y: auto;
}

.transaction-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    border-left: 4px solid var(--red-diamond);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.transaction-item.deposit {
    border-left-color: var(--success);
}

.transaction-item.withdraw {
    border-left-color: var(--error);
}

.transaction-item.transfer-sent {
    border-left-color: var(--light-red);
}

.transaction-item.transfer-received {
    border-left-color: var(--gold);
}

.transaction-details {
    flex: 1;
}

.transaction-type {
    font-weight: bold;
    color: var(--red-diamond);
    text-transform: uppercase;
    font-size: 14px;
}

.transaction-info {
    color: var(--text-light);
    opacity: 0.8;
    font-size: 14px;
    margin-top: 5px;
}

.transaction-amount {
    font-size: 20px;
    font-weight: bold;
}

.transaction-amount.positive {
    color: var(--success);
}

.transaction-amount.negative {
    color: var(--error);
}

.no-transactions {
    text-align: center;
    padding: 40px;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

/* Notification */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 1000;
    max-width: 350px;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background: var(--success);
    color: white;
}

.notification.error {
    background: var(--error);
    color: white;
}

.notification.info {
    background: var(--red-diamond);
    color: white;
}

/* Scrollbar Styling */
.transaction-list::-webkit-scrollbar {
    width: 8px;
}

.transaction-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.transaction-list::-webkit-scrollbar-thumb {
    background: var(--red-diamond);
    border-radius: 10px;
}

.transaction-list::-webkit-scrollbar-thumb:hover {
    background: var(--light-red);
}

/* Responsive */
@media (max-width: 768px) {
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .logo h1 {
        font-size: 20px;
    }
    
    .balance-amount {
        font-size: 32px;
    }
    
    .diamond-icon {
        font-size: 40px;
    }
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    animation: modalFadeIn 0.3s ease-out;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 20px;
    z-index: 10000;
    border-radius: 15px;
    animation: modalFadeIn 0.3s ease-out;
    overflow-y: auto;
}

.modal-overlay.modal-fixed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    border-radius: 0;
    align-items: center;
    padding-top: 0;
}

.modal-popup {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10001;
    max-width: 420px;
    width: calc(100% - 80px);
    animation: modalSlideIn 0.3s ease-out;
    margin: 0;
    background: linear-gradient(135deg, rgba(22, 33, 62, 0.98) 0%, rgba(15, 23, 42, 0.98) 100%);
    border: 3px solid rgba(220, 20, 60, 0.6);
    border-radius: 20px;
    box-shadow: 
        0 20px 80px rgba(0, 0, 0, 0.9),
        0 10px 40px rgba(0, 0, 0, 0.8),
        0 0 100px rgba(220, 20, 60, 0.5),
        0 0 200px rgba(220, 20, 60, 0.3);
    overflow: hidden;
}

.modal-fixed .modal-popup {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    margin: auto;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: transparent;
    padding: 40px;
    border-radius: 0;
    max-width: 100%;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease-out;
    position: relative;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px) scale(0.9);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-content h2 {
    color: var(--red-diamond);
    margin-bottom: 20px;
    text-align: center;
}

.modal-content p {
    text-align: center;
    margin-bottom: 25px;
    opacity: 0.9;
}

.btn-secondary {
    flex: 1;
    padding: 14px;
    background: transparent;
    border: 2px solid var(--red-diamond);
    color: var(--text-light);
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(220, 20, 60, 0.2);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    opacity: 0.7;
}

.modal-close:hover {
    opacity: 1;
    background: rgba(220, 20, 60, 0.2);
    transform: rotate(90deg);
    color: var(--red-diamond);
}

/* Responsive adjustments for modal overlay */
@media (max-width: 768px) {
    .modal-popup {
        max-width: 95%;
        padding: 30px 20px;
    }
}