/* styles.css - Optimized Version */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-color: #f0f2f5;
    --primary-color: #6d5dfc;
    --primary-gradient: linear-gradient(135deg, #6d5dfc 0%, #8b7ffc 100%);
    --secondary-color: #ff7eb3;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --error-color: #dc3545;
    --text-color-dark: #2d3748;
    --text-color-medium: #4a5568;
    --text-color-light: #718096;
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
    --card-shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
    --border-radius: 16px;
    --border-radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Loading state for OTP button */
#verifyOtpBtn.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.8;
}

#verifyOtpBtn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    right: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Smooth transitions for button text */
#verifyOtpBtn .btn-text {
    transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html {
    height: 100%;
    scroll-behavior: smooth;
}

body {
    background: radial-gradient(circle at center, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    margin: 0;
    background-attachment: fixed;
}

.container {
    width: 100%;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: 25px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Screen styling */
.screen { 
    display: none; 
    animation: slideIn 0.4s ease-out;
}

.screen.active { 
    display: block; 
}

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

/* Responsive adjustments */
@media (max-width: 480px) {
    body {
        padding: 15px;
        align-items: flex-start;
        min-height: 100vh;
    }
    
    .container {
        padding: 20px;
        border-radius: 16px;
    }
}

@media (max-width: 360px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 15px;
    }
}

h1 {
    color: var(--text-color-dark);
    margin-bottom: 8px;
    font-weight: 700;
    font-size: 28px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
}

.subtitle {
    color: var(--text-color-medium);
    margin-bottom: 30px;
    font-size: 15px;
    font-weight: 400;
    opacity: 0.8;
    text-align: center;
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 25px;
    margin: 20px 0;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--card-shadow-hover);
}

.card-icon .fa-telegram {
    font-size: 52px;
    background: linear-gradient(135deg, #26A5E4, #0088cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn, .join-btn, .check-join-btn {
    border: none;
    border-radius: 12px;
    padding: 16px 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
    position: relative;
    overflow: hidden;
}

.btn::before, .join-btn::before, .check-join-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.btn:hover::before, .join-btn:hover::before, .check-join-btn:hover::before {
    left: 100%;
}

.join-btn, .btn {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(109, 93, 252, 0.3);
}

.join-btn:hover, .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(109, 93, 252, 0.4);
}

.check-join-btn {
    background: rgba(109, 93, 252, 0.1);
    color: var(--primary-color);
    border: 2px solid rgba(109, 93, 252, 0.2);
}

.check-join-btn:hover {
    background: rgba(109, 93, 252, 0.15);
    border-color: rgba(109, 93, 252, 0.3);
    transform: translateY(-2px);
}

.input-group {
    margin-bottom: 25px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color-medium);
    font-weight: 500;
    font-size: 14px;
}

.input-container {
    position: relative;
}

.token-input, .phone-input {
    width: 100%;
    padding: 16px 50px 16px 50px;
    border: 2px solid rgba(109, 93, 252, 0.1);
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    font-size: 16px;
    transition: var(--transition);
    outline: none;
    color: var(--text-color-dark);
}

.token-input:focus, .phone-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(109, 93, 252, 0.1);
    transform: translateY(-1px);
}

.input-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-color-light);
    font-size: 18px;
}

.toggle-visibility {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-color-light);
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
}

.toggle-visibility:hover {
    color: var(--primary-color);
}

.login-tabs {
    display: flex;
    margin-bottom: 30px;
    border-radius: 12px;
    background: rgba(109, 93, 252, 0.05);
    padding: 6px;
    gap: 4px;
}

.tab-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    color: var(--text-color-light);
    font-size: 14px;
}

.tab-btn.active {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.player-info {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 25px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.player-info:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

/* Account Cards - Ultra Compact Modern Design */
.account-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.95));
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 12px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    box-shadow: 
        0 2px 12px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.account-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
}

.account-card:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 4px 20px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.account-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.msisdn {
    font-weight: 700;
    color: var(--text-color-dark);
    font-size: 15px;
    letter-spacing: 0.3px;
}

.mytel-badge {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
    padding: 3px 8px;
    border-radius: 8px;
    font-size: 9px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    box-shadow: 0 1px 4px rgba(109, 93, 252, 0.4);
}

.balance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(85px, 1fr));
    gap: 10px;
}

.balance-item {
    background: rgba(255, 255, 255, 0.7);
    padding: 12px 8px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
    transition: all 0.2s ease;
    position: relative;
}

.balance-item:hover {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.balance-name {
    font-size: 10px;
    color: var(--text-color-light);
    margin-bottom: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    opacity: 0.8;
}

.balance-amount {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-color-dark);
    margin-bottom: 1px;
    line-height: 1.2;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.balance-unit {
    font-size: 9px;
    color: var(--text-color-light);
    font-weight: 700;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

/* Specific styling for different balance types */
.balance-item:nth-child(1) .balance-amount { color: #6d5dfc; }
.balance-item:nth-child(2) .balance-amount { color: #48bb78; }
.balance-item:nth-child(3) .balance-amount { color: #4299e1; }
.balance-item:nth-child(4) .balance-amount { color: #ed8936; }

/* Ultra Compact for Single Account */
.accounts-container.single-account .account-card {
    padding: 14px;
    margin-bottom: 8px;
}

.accounts-container.single-account .balance-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.accounts-container.single-account .balance-item {
    padding: 10px 6px;
}

/* Responsive Design */
@media (max-width: 480px) {
    .account-card {
        padding: 14px;
        margin-bottom: 10px;
        border-radius: 12px;
    }
    
    .balance-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .balance-item {
        padding: 10px 6px;
    }
    
    .balance-amount {
        font-size: 15px;
    }
    
    .msisdn {
        font-size: 14px;
    }
    
    .balance-name {
        font-size: 9px;
        letter-spacing: 0.6px;
    }
}

/* Animation */
@keyframes cardSlideIn {
    from {
        opacity: 0;
        transform: translateY(15px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.account-card {
    animation: cardSlideIn 0.3s ease-out;
}

/* Compact view for multiple accounts */
.accounts-container.multiple-accounts .account-card {
    padding: 14px;
}

.accounts-container.multiple-accounts .balance-grid {
    grid-template-columns: repeat(2, 1fr);
}

.player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    margin-bottom: 20px;
}

.player-msisdn {
    font-weight: 600;
    color: var(--text-color-dark);
    font-size: 18px;
}

.player-stats {
    display: flex;
    flex-direction: column;
    gap: 0; 
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 5px; 
    border-bottom: 1px solid rgba(0, 0, 0, 0.05); 
}

.stat-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.stat-name {
    font-size: 14px;
    color: var(--text-color-medium);
    margin-bottom: 0;
    font-weight: 500;
}

.stat-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color-dark);
}

/* Stats Display - Premium Beautiful Design */
.stats-display {
    display: none;
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    gap: 12px;
    margin: 20px 0;
    padding: 0 5px;
}

.stat-card {
    background: linear-gradient(145deg, 
        rgba(255, 255, 255, 0.95) 0%, 
        rgba(248, 250, 255, 0.9) 50%, 
        rgba(255, 255, 255, 0.85) 100%);
    border-radius: 16px;
    padding: 20px 15px;
    text-align: center;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        inset 0 -1px 0 rgba(0, 0, 0, 0.02);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
    display: none;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        #6d5dfc 0%, 
        #8b7ffc 25%, 
        #ff7eb3 50%, 
        #8b7ffc 75%, 
        #6d5dfc 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    background-size: 200% 100%;
    animation: shimmer 3s infinite linear;
}

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

.stat-card:hover::before {
    opacity: 1;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(109, 93, 252, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.stat-card:hover::after {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.15),
        0 8px 16px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9),
        inset 0 -1px 0 rgba(0, 0, 0, 0.03);
}

.stat-icon-container {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.95) 0%, 
        rgba(248, 250, 252, 0.9) 100%);
    box-shadow: 
        0 8px 20px rgba(0, 0, 0, 0.1),
        0 2px 6px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    position: relative;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-card:hover .stat-icon-container {
    transform: scale(1.15) rotate(8deg);
    box-shadow: 
        0 12px 28px rgba(0, 0, 0, 0.15),
        0 4px 12px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.stat-icon {
    font-size: 22px;
    transition: all 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Data Card Styling */
.stat-data .stat-icon-container {
    background: linear-gradient(135deg, 
        rgba(66, 153, 225, 0.15) 0%, 
        rgba(99, 179, 237, 0.1) 100%);
    box-shadow: 
        0 8px 20px rgba(66, 153, 225, 0.15),
        0 2px 6px rgba(66, 153, 225, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.stat-data .stat-icon { 
    background: linear-gradient(135deg, #4299e1, #63b3ed, #90cdf4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 6px rgba(66, 153, 225, 0.4));
}

/* Points Card Styling */
.stat-point .stat-icon-container {
    background: linear-gradient(135deg, 
        rgba(237, 137, 54, 0.15) 0%, 
        rgba(246, 173, 85, 0.1) 100%);
    box-shadow: 
        0 8px 20px rgba(237, 137, 54, 0.15),
        0 2px 6px rgba(237, 137, 54, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.stat-point .stat-icon { 
    background: linear-gradient(135deg, #ed8936, #f6ad55, #fbd38d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 6px rgba(237, 137, 54, 0.4));
}

/* Voice Card Styling */
.stat-voice .stat-icon-container {
    background: linear-gradient(135deg, 
        rgba(72, 187, 120, 0.15) 0%, 
        rgba(104, 211, 145, 0.1) 100%);
    box-shadow: 
        0 8px 20px rgba(72, 187, 120, 0.15),
        0 2px 6px rgba(72, 187, 120, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.stat-voice .stat-icon { 
    background: linear-gradient(135deg, #48bb78, #68d391, #9ae6b4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 6px rgba(72, 187, 120, 0.4));
}

.stat-label {
    font-size: 11px;
    color: var(--text-color-medium);
    margin-bottom: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
    transition: all 0.3s ease;
    text-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);
}

.stat-card:hover .stat-label {
    color: var(--primary-color);
    transform: translateY(-2px);
    letter-spacing: 1.2px;
}

.stat-value-container {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 3px;
    transition: all 0.3s ease;
}

.stat-value {
    font-size: 22px;
    font-weight: 800;
    line-height: 1;
    text-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.1),
        0 1px 0 rgba(255, 255, 255, 0.5);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

.stat-card:hover .stat-value {
    transform: scale(1.08);
    text-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.15),
        0 1px 0 rgba(255, 255, 255, 0.6);
}

/* Gradient Text Colors */
.stat-data .stat-value { 
    background: linear-gradient(135deg, #4299e1, #3182ce, #2c5aa0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(66, 153, 225, 0.3));
}

.stat-point .stat-value { 
    background: linear-gradient(135deg, #ed8936, #dd6b20, #c05621);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(237, 137, 54, 0.3));
}

.stat-voice .stat-value { 
    background: linear-gradient(135deg, #48bb78, #38a169, #2f855a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(72, 187, 120, 0.3));
}

.stat-unit {
    font-size: 10px;
    color: var(--text-color-light);
    font-weight: 700;
    letter-spacing: 0.6px;
    opacity: 0.8;
    transition: all 0.3s ease;
    text-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);
}

.stat-card:hover .stat-unit {
    opacity: 1;
    transform: translateY(-1px);
    color: var(--primary-color);
}

/* Premium Entrance Animations */
.stat-data[style*="display: block"] {
    animation: dataCardPremiumEntrance 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-point[style*="display: block"] {
    animation: pointCardPremiumEntrance 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s both;
}

.stat-voice[style*="display: block"] {
    animation: voiceCardPremiumEntrance 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.3s both;
}

@keyframes dataCardPremiumEntrance {
    0% {
        opacity: 0;
        transform: translateX(-40px) scale(0.7) rotate(-10deg);
    }
    60% {
        transform: translateX(8px) scale(1.05) rotate(3deg);
    }
    80% {
        transform: translateX(-2px) scale(1.02) rotate(-1deg);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1) rotate(0);
    }
}

@keyframes pointCardPremiumEntrance {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.7) rotate(10deg);
    }
    60% {
        transform: translateY(-8px) scale(1.05) rotate(-3deg);
    }
    80% {
        transform: translateY(2px) scale(1.02) rotate(1deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotate(0);
    }
}

@keyframes voiceCardPremiumEntrance {
    0% {
        opacity: 0;
        transform: translateX(40px) scale(0.7) rotate(-10deg);
    }
    60% {
        transform: translateX(-8px) scale(1.05) rotate(3deg);
    }
    80% {
        transform: translateX(2px) scale(1.02) rotate(-1deg);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1) rotate(0);
    }
}

/* Stats Display Container Animation */
.stats-display[style*="display: grid"] {
    animation: statsContainerEntrance 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes statsContainerEntrance {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Value Update Animation */
@keyframes valueCelebration {
    0% { 
        transform: scale(1);
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    25% { 
        transform: scale(1.4);
        text-shadow: 0 6px 20px rgba(109, 93, 252, 0.5);
    }
    50% { 
        transform: scale(1.3);
        text-shadow: 0 4px 15px rgba(109, 93, 252, 0.4);
    }
    75% { 
        transform: scale(1.35);
        text-shadow: 0 5px 18px rgba(109, 93, 252, 0.45);
    }
    100% { 
        transform: scale(1);
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
}

.stat-value.value-updated {
    animation: valueCelebration 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Responsive Design for Stats */
@media (max-width: 480px) {
    .stats-display {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 10px;
        margin: 15px 0;
        padding: 0 2px;
    }
    
    .stat-card {
        padding: 16px 12px;
        border-radius: 14px;
    }
    
    .stat-icon-container {
        width: 48px;
        height: 48px;
        margin-bottom: 12px;
        border-radius: 14px;
    }
    
    .stat-icon {
        font-size: 20px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    .stat-label {
        font-size: 10px;
        letter-spacing: 0.8px;
    }
    
    .stat-unit {
        font-size: 9px;
    }
}

@media (max-width: 360px) {
    .stats-display {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .stat-card {
        padding: 14px 10px;
    }
    
    .stat-icon-container {
        width: 42px;
        height: 42px;
        margin-bottom: 10px;
    }
    
    .stat-value {
        font-size: 18px;
    }
}

.status-display {
    background: rgba(109, 93, 252, 0.05);
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.status-display:hover {
    background: rgba(109, 93, 252, 0.08);
}

.status-label {
    font-size: 14px;
    color: var(--text-color-light);
    margin-bottom: 5px;
    font-weight: 500;
}

.status-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color-dark);
}

.status-value.status-ready { color: var(--success-color); }
.status-value.status-loading { color: var(--warning-color); }
.status-value.status-error { color: var(--error-color); }

.game-log {
    background: #2d3748;
    color: #f7fafc;
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
    text-align: left;
    height: 300px;
    overflow-y: auto;
    font-family: 'Fira Code', monospace;
    font-size: 13px;
    border: 1px solid #4a5568;
}

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #4a5568;
}

.log-title {
    font-weight: 600;
    color: #f7fafc;
}

.log-clear {
    background: rgba(220, 53, 69, 0.2);
    color: #fc8181;
    border: 1px solid rgba(220, 53, 69, 0.3);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: var(--transition);
}

.log-clear:hover {
    background: rgba(220, 53, 69, 0.3);
}

.log-content {
    height: calc(100% - 40px);
    overflow-y: auto;
}

.log-item {
    padding: 8px 0;
    border-bottom: 1px solid #4a5568;
    animation: logSlideIn 0.3s ease-out;
}

@keyframes logSlideIn {
    from { 
        opacity: 0;
        transform: translateX(-10px);
    }
    to { 
        opacity: 1;
        transform: translateX(0);
    }
}

.log-success { color: #68d391; }
.log-error { color: #fc8181; }
.log-info { color: #63b3ed; }

.log-success i.text-primary { color: #4299e1 !important; }
.log-success i.text-warning { color: #ed8936 !important; }
.log-success i.text-success { color: #48bb78 !important; }
.log-success i.text-info { color: #0dcaf0 !important; }

.log-info i.text-primary { color: #4299e1 !important; }
.log-info i.text-warning { color: #ed8936 !important; }
.log-info i.text-success { color: #48bb78 !important; }
.log-info i.text-info { color: #0dcaf0 !important; }

.log-error i.text-danger { color: #dc3545 !important; }
.log-error i.text-warning { color: #ed8936 !important; }

.log-item i {
    margin-right: 6px;
    width: 16px;
    text-align: center;
}

@keyframes iconPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.log-item:first-child i {
    animation: iconPulse 0.6s ease-in-out;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

.modal-box {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 400px;
    text-align: center;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from { 
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to { 
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-box h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: var(--text-color-dark);
    font-weight: 600;
}

.modal-input {
    width: 100%;
    padding: 14px;
    margin-bottom: 20px;
    border: 2px solid #e2e8f0;
    background-color: #f7fafc;
    color: var(--text-color-dark);
    border-radius: 10px;
    font-size: 16px;
    transition: var(--transition);
}

.modal-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(109, 93, 252, 0.1);
    outline: none;
}

.modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.modal-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    font-size: 14px;
}

.modal-btn.ok {
    background: var(--primary-gradient);
    color: white;
}

.modal-btn.ok:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(109, 93, 252, 0.3);
}

.modal-btn.cancel {
    background: #e2e8f0;
    color: var(--text-color-medium);
}

.modal-btn.cancel:hover {
    background: #cbd5e0;
}

/* Modern Button Group */
.button-group {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    margin-top: 20px;
    padding: 0 5px;
}

.button-group .btn {
    flex: 1;
    margin-top: 0;
    border: none;
    border-radius: 12px;
    padding: 12px 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-height: 60px;
}

/* Button hover effects */
.button-group .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.button-group .btn:hover::before {
    left: 100%;
}

/* Specific button styles */
.logout-btn {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.logout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.refresh-btn {
    background: linear-gradient(135deg, #4ecdc4, #44a08d);
    color: white;
    box-shadow: 0 4px 15px rgba(78, 205, 196, 0.3);
}

.refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(78, 205, 196, 0.4);
}

.play-btn {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
    box-shadow: 0 4px 15px rgba(109, 93, 252, 0.3);
}

.play-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(109, 93, 252, 0.4);
}

/* Button icons */
.button-group .btn i {
    font-size: 16px;
    margin-bottom: 2px;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

/* Button text */
.button-group .btn-text {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
}

/* Loading state */
.button-group .btn.loading {
    opacity: 0.8;
    pointer-events: none;
}

.button-group .btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Active state */
.button-group .btn:active {
    transform: translateY(0);
    transition: transform 0.1s;
}

/* Responsive design */
@media (max-width: 480px) {
    .button-group {
        gap: 6px;
        padding: 0 2px;
    }
    
    .button-group .btn {
        padding: 10px 6px;
        min-height: 55px;
        border-radius: 10px;
    }
    
    .button-group .btn i {
        font-size: 14px;
    }
    
    .button-group .btn-text {
        font-size: 10px;
    }
}

@media (max-width: 360px) {
    .button-group {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .button-group .btn {
        min-height: 50px;
        flex-direction: row;
        justify-content: flex-start;
        padding: 12px 16px;
        gap: 8px;
    }
    
    .button-group .btn i {
        margin-bottom: 0;
        font-size: 16px;
    }
    
    .button-group .btn-text {
        font-size: 12px;
    }
}

/* Pulse animation for refresh button when loading */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.refresh-btn.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Auto Button Styles */
.auto-btn {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
    box-shadow: 0 4px 15px rgba(109, 93, 252, 0.3);
}

.auto-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(109, 93, 252, 0.4);
}

.auto-btn.hero-mode {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #8b4513;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.auto-btn.hero-mode:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.auto-btn-stop {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52) !important;
    color: white !important;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3) !important;
}

.auto-btn-stop:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4) !important;
}

.auto-btn:disabled {
    background: linear-gradient(135deg, #cccccc, #aaaaaa);
    color: #666666;
    cursor: not-allowed;
    opacity: 0.6;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.auto-btn:disabled:hover {
    transform: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Back to Data Button */
.back-to-data-btn {
    background: linear-gradient(135deg, #54a0ff, #2e86de);
    color: white;
    box-shadow: 0 4px 15px rgba(84, 160, 255, 0.3);
}

.back-to-data-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(84, 160, 255, 0.4);
}

/* For 2-button layout in play screen */
.button-group.two-buttons {
    grid-template-columns: 1fr 1fr;
}

/* Specific styling for play screen buttons */
#playScreen .button-group {
    margin-top: 15px;
}

#playScreen .button-group .btn {
    min-height: 55px;
}

/* Responsive adjustments for play screen */
@media (max-width: 480px) {
    .button-group.two-buttons {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }
    
    #playScreen .button-group .btn {
        min-height: 50px;
        padding: 10px 6px;
    }
}

@media (max-width: 360px) {
    .button-group.two-buttons {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    #playScreen .button-group .btn {
        min-height: 48px;
        flex-direction: row;
        justify-content: center;
        padding: 12px 16px;
    }
}

/* Auto button loading animation */
.auto-btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Pulse animation for auto button when running */
@keyframes autoPulse {
    0% { box-shadow: 0 4px 15px rgba(109, 93, 252, 0.3); }
    50% { box-shadow: 0 4px 20px rgba(109, 93, 252, 0.6); }
    100% { box-shadow: 0 4px 15px rgba(109, 93, 252, 0.3); }
}

.auto-btn:not(.auto-btn-stop):not(:disabled):hover {
    animation: autoPulse 2s ease-in-out infinite;
}

.message {
    padding: 12px 16px;
    border-radius: 8px;
    margin: 15px 0;
    font-size: 14px;
    font-weight: 500;
    display: none;
}

.message.success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.message.error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

.message.info {
    background: rgba(23, 162, 184, 0.1);
    color: #17a2b8;
    border: 1px solid rgba(23, 162, 184, 0.2);
}


/* Mode Selection Section Styles */
.mode-selection-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 25px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
    animation: slideIn 0.3s ease-out;
}

.mode-selection-section:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

.mode-selection-title {
    color: var(--text-color-dark);
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 22px;
    text-align: center;
}

.mode-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 20px;
}

.mode-option {
    background: var(--card-bg);
    border: 2px solid rgba(109, 93, 252, 0.1);
    border-radius: 16px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
}

.mode-option:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.mode-option.selected {
    border-color: var(--primary-color);
    background: rgba(109, 93, 252, 0.05);
}

.mode-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.mode-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.mode-icon.world {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
}

.mode-icon.hero {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #8b4513;
}

.mode-name {
    font-weight: 700;
    font-size: 18px;
    color: var(--text-color-dark);
}

.mode-description {
    font-size: 13px;
    color: var(--text-color-medium);
    margin-top: 8px;
    opacity: 0.8;
}

.mode-cancel-btn {
    background: rgba(109, 93, 252, 0.1);
    color: var(--primary-color);
    border: 2px solid rgba(109, 93, 252, 0.2);
    width: 100%;
    border-radius: 12px;
    padding: 15px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.mode-cancel-btn:hover {
    background: rgba(109, 93, 252, 0.15);
    border-color: rgba(109, 93, 252, 0.3);
    transform: translateY(-2px);
}

/* Current Mode Display */
.current-mode-display {
    background: linear-gradient(135deg, rgba(109, 93, 252, 0.1), rgba(255, 215, 0, 0.1));
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
    border: 2px solid rgba(109, 93, 252, 0.2);
    text-align: center;
    transition: all 0.3s ease;
}

.current-mode-display:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.current-mode-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.current-mode-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.current-mode-icon.world {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
}

.current-mode-icon.hero {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #8b4513;
}

.current-mode-text {
    font-weight: 700;
    font-size: 18px;
    color: var(--text-color-dark);
}

.current-mode-desc {
    font-size: 13px;
    color: var(--text-color-medium);
    opacity: 0.8;
}

/* Mode Switch Button */
.mode-switch-btn {
    background: rgba(109, 93, 252, 0.1);
    color: var(--primary-color);
    border: 2px solid rgba(109, 93, 252, 0.2);
    margin: 10px 0 20px 0;
    border-radius: 12px;
    padding: 15px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    width: 100%;
}

.mode-switch-btn:hover {
    background: rgba(109, 93, 252, 0.15);
    border-color: rgba(109, 93, 252, 0.3);
    transform: translateY(-2px);
}

/* Responsive Design for Mode Selection */
@media (max-width: 480px) {
    .mode-selection-section {
        padding: 20px;
        margin: 15px 0;
    }
    
    .mode-selection-title {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .mode-options {
        gap: 12px;
        margin-bottom: 15px;
    }
    
    .mode-option {
        padding: 16px;
    }
    
    .mode-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    
    .mode-name {
        font-size: 16px;
    }
    
    .current-mode-display {
        padding: 16px;
    }
    
    .current-mode-icon {
        width: 42px;
        height: 42px;
        font-size: 18px;
    }
    
    .current-mode-text {
        font-size: 16px;
    }
}

/* Animation for mode selection */
@keyframes modeSelectionEntrance {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.mode-selection-section {
    animation: modeSelectionEntrance 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Mode option selection animation */
@keyframes modeOptionSelect {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.mode-option.selected {
    animation: modeOptionSelect 0.3s ease;
}




.info {
    background: rgba(109, 93, 252, 0.05);
    border-radius: 12px;
    padding: 20px;
    margin-top: 25px;
    font-size: 13px;
    color: var(--text-color-medium);
}

.info p {
    margin-bottom: 8px;
}

.info strong {
    color: var(--text-color-dark);
}

.play-screen {
    display: none;
}

.play-screen-init .init-section {
    opacity: 1;
    transform: translateY(0);
}

.play-screen-ready .init-section {
    opacity: 0;
    pointer-events: none;
    height: 0;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* Heart to Diamond Button Styles */
.convert-heart-btn {
    background: linear-gradient(135deg, #2364BC, #2F7ADE);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.convert-heart-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.convert-heart-btn:disabled {
    background: linear-gradient(135deg, #cccccc, #aaaaaa);
    color: #666666;
    cursor: not-allowed;
    opacity: 0.6;
}

.convert-heart-btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Button group layout adjustment for 3 buttons */
.button-group.three-buttons {
    grid-template-columns: 1fr 1fr 1fr;
}

@media (max-width: 480px) {
    .button-group.three-buttons {
        grid-template-columns: 1fr;
    }
}

.play-screen-ready #playerInfo,
.play-screen-ready #gameLog,
.play-screen-ready #statsDisplay,
.play-screen-ready .button-group {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.4s ease-out 0.2s;
}

@keyframes highlight {
    0% { background-color: transparent; }
    50% { background-color: rgba(109, 93, 252, 0.1); }
    100% { background-color: transparent; }
}

@media (max-width: 480px) {
    .container {
        padding: 20px;
        margin: 10px;
    }
    
    h1 {
        font-size: 24px;
    }
    
    .balance-grid, .player-stats, .stats-display {
        grid-template-columns: 1fr;
    }
    
    .button-group, .login-tabs {
        flex-direction: column;
    }
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Mode Selection Section Styles */
.mode-selection-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 25px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
    animation: slideIn 0.3s ease-out;
}

.mode-selection-section:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

.mode-selection-title {
    color: var(--text-color-dark);
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 22px;
    text-align: center;
}

.mode-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 20px;
}

.mode-option {
    background: var(--card-bg);
    border: 2px solid rgba(109, 93, 252, 0.1);
    border-radius: 16px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
}

.mode-option:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.mode-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.mode-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.mode-icon.world {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
}

.mode-icon.hero {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #8b4513;
}

.mode-name {
    font-weight: 700;
    font-size: 18px;
    color: var(--text-color-dark);
}

.mode-cancel-btn {
    background: rgba(109, 93, 252, 0.1);
    color: var(--primary-color);
    border: 2px solid rgba(109, 93, 252, 0.2);
    width: 100%;
    border-radius: 12px;
    padding: 15px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.mode-cancel-btn:hover {
    background: rgba(109, 93, 252, 0.15);
    border-color: rgba(109, 93, 252, 0.3);
    transform: translateY(-2px);
}

/* Current Mode Display */
.current-mode-display {
    background: linear-gradient(135deg, rgba(109, 93, 252, 0.1), rgba(255, 215, 0, 0.1));
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
    border: 2px solid rgba(109, 93, 252, 0.2);
    text-align: center;
    transition: all 0.3s ease;
}

.current-mode-display:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.current-mode-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.current-mode-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.current-mode-icon.world {
    background: linear-gradient(135deg, #6d5dfc, #8b7ffc);
    color: white;
}

.current-mode-icon.hero {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #8b4513;
}

.current-mode-text {
    font-weight: 700;
    font-size: 18px;
    color: var(--text-color-dark);
}

.current-mode-desc {
    font-size: 13px;
    color: var(--text-color-medium);
    opacity: 0.8;
}

/* Mode Switch Button */
.mode-switch-btn {
    background: rgba(109, 93, 252, 0.1);
    color: var(--primary-color);
    border: 2px solid rgba(109, 93, 252, 0.2);
    margin: 10px 0 20px 0;
    border-radius: 12px;
    padding: 15px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.mode-switch-btn:hover {
    background: rgba(109, 93, 252, 0.15);
    border-color: rgba(109, 93, 252, 0.3);
    transform: translateY(-2px);
}

/* Hide init sections except mode display and switch button */
.init-section:not(.current-mode-display):not(.mode-switch-btn) {
    display: none;
}

/* Buy Turns Button */
.buy-turns-btn {
    background: linear-gradient(135deg, #48bb78, #38a169);
    color: white;
    box-shadow: 0 4px 15px rgba(72, 187, 120, 0.3);
}

.buy-turns-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(72, 187, 120, 0.4);
}

.buy-turns-btn:disabled {
    background: linear-gradient(135deg, #cccccc, #aaaaaa);
    color: #666666;
    cursor: not-allowed;
    opacity: 0.6;
}