/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --background: #ffffff;
    --surface: #f8fafc;
    --surface-hover: #f1f5f9;
    --border: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

.container {
    max-width: 480px;
    margin: 0 auto;
    padding: 24px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    width: 100%;
    box-sizing: border-box;
}

/* ===== HEADER ===== */
.header {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

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

.brand-logo {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.brand-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Removed redundant etherlobby-credits header styles */

.wallet-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--error);
}

.status-dot.connected {
    background: var(--success);
}

/* ===== NAVIGATION ===== */
.nav-menu {
    margin-bottom: 20px;
    width: 100%;
}

.disconnect-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: var(--background);
    color: var(--error);
    border: 1px solid var(--border);
    padding: 12px 20px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.disconnect-btn:hover {
    background: var(--error);
    color: white;
    border-color: var(--error);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* ===== WELCOME SCREEN ===== */
.welcome-screen {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.welcome-content {
    max-width: 380px;
    width: 100%;
}

.welcome-icon {
    display: inline-flex;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50%;
    margin-bottom: 28px;
    color: white;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3);
}

.welcome-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-content p {
    color: var(--text-secondary);
    margin-bottom: 36px;
    font-size: 1rem;
    line-height: 1.6;
}

.welcome-actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.welcome-actions .primary-btn,
.welcome-actions .secondary-btn {
    padding: 14px 24px;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    transition: all 0.2s ease;
}

.welcome-actions .primary-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.welcome-actions .primary-btn:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, #7c8ef0 0%, #8a5bb2 100%);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

.welcome-actions .secondary-btn {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.welcome-actions .secondary-btn:hover {
    background: var(--background);
    border-color: #667eea;
    color: #667eea;
    transform: translateY(-2px);
}

/* ===== WALLET DASHBOARD ===== */
.wallet-dashboard {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 100%;
}

/* Balance Cards Grid */
.balance-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 4px;
    width: 100%;
}

.balance-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow);
    transition: all 0.2s;
    min-width: 0;
    overflow: hidden;
}

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

.main-balance {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 1px solid var(--border);
}

.etherlobby-balance {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #0ea5e9;
}

.balance-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    gap: 8px;
}

.balance-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.balance-amount {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
    line-height: 1.1;
    word-break: break-word;
}

.balance-usd {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    font-weight: 500;
    word-break: break-word;
}

.etherlobby-balance .balance-amount {
    color: #0369a1;
}

.etherlobby-balance .balance-usd {
    color: #0284c7;
}

/* ===== CARD ACTION BUTTONS ===== */
.card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.card-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 9px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--background);
    color: var(--text-primary);
    white-space: nowrap;
    min-width: 0;
}

.card-action-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.card-action-btn svg {
    flex-shrink: 0;
}

/* Wallet card buttons */
.main-balance .send-btn {
    background: var(--background);
    border-color: #ef4444;
    color: #ef4444;
}

.main-balance .send-btn:hover {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

.main-balance .receive-btn {
    background: var(--background);
    border-color: var(--success);
    color: var(--success);
}

.main-balance .receive-btn:hover {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

/* Etherlobby card buttons */
.etherlobby-balance .deposit-btn {
    background: var(--background);
    border-color: #0ea5e9;
    color: #0ea5e9;
}

.etherlobby-balance .deposit-btn:hover {
    background: #0ea5e9;
    color: white;
    border-color: #0ea5e9;
}

.etherlobby-balance .withdraw-btn {
    background: var(--background);
    border-color: #f59e0b;
    color: #f59e0b;
}

.etherlobby-balance .withdraw-btn:hover {
    background: #f59e0b;
    color: white;
    border-color: #f59e0b;
}

.balance-display {
    background: var(--surface-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 12px;
    font-family: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
    text-align: center;
}

/* Removed old action buttons - now using card-action-btn */

/* ===== INFO CARDS (PRIVATE KEY & HISTORY) ===== */
.info-cards-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 12px;
    width: 100%;
}

.info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow);
    transition: all 0.2s;
    width: 100%;
    box-sizing: border-box;
}

.info-card:hover {
    box-shadow: var(--shadow-lg);
}

.info-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.info-card-label {
    display: flex;
    align-items: center;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.info-card-actions {
    display: flex;
    gap: 4px;
}

/* Private Key Card */
.private-key-card {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
}

.private-key-content {
    padding: 12px 14px;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.private-key-text {
    font-family: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    word-break: break-all;
    display: block;
    line-height: 1.5;
}

/* Transaction History Card */
.history-card {
    background: var(--surface);
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 400px;
    overflow-y: auto;
}

.transaction-item {
    padding: 14px;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.2s;
}

.transaction-item:hover {
    border-color: var(--primary);
    transform: translateX(4px);
    box-shadow: var(--shadow);
}

.transaction-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.transaction-hash {
    font-family: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    font-size: 0.8125rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.transaction-hash:hover {
    text-decoration: underline;
}

.transaction-amount {
    font-weight: 700;
    font-size: 0.9375rem;
}

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

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

.transaction-details {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.transaction-details div {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.no-transactions {
    text-align: center;
    padding: 32px 20px;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===== BUTTONS ===== */
.primary-btn, .secondary-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.primary-btn {
    background: var(--primary);
    color: white;
    border: 1px solid var(--primary);
}

.primary-btn:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.secondary-btn {
    background: var(--background);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.secondary-btn:hover {
    background: var(--surface);
    border-color: var(--primary);
    color: var(--primary);
}

.icon-btn, .refresh-btn, .close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    background: transparent;
    border: none;
    border-radius: var(--radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.icon-btn:hover, .refresh-btn:hover, .close-btn:hover {
    background: var(--surface-hover);
    color: var(--primary);
    transform: scale(1.1);
}

.icon-btn:active, .refresh-btn:active, .close-btn:active {
    transform: scale(0.95);
}

.full-width {
    width: 100%;
}

/* ===== MODALS ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 400px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-content {
    padding: 24px;
}

.modal-form {
    padding: 24px;
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-align: center;
    font-size: 0.875rem;
}

.form-field {
    margin-bottom: 20px;
}

.form-field label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-field input {
    width: 100%;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: all 0.2s;
}

.form-field input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.gas-price-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gas-price-suggestions {
    display: flex;
    gap: 8px;
}

.gas-suggestion {
    flex: 1;
    padding: 8px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
}

.gas-suggestion:hover {
    background: var(--surface-hover);
    border-color: var(--primary);
}

.gas-suggestion.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ===== QR CODE ===== */
.qr-code-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

.qr-code-wrapper {
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin-bottom: 12px;
    box-shadow: var(--shadow);
}

.qr-code-canvas {
    display: block;
    max-width: 200px;
    max-height: 200px;
}

.qr-code-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
}

.address-box {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.receive-address {
    flex: 1;
    font-family: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    font-size: 0.875rem;
    word-break: break-all;
    color: var(--text-primary);
}

/* ===== TOAST NOTIFICATION ===== */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    animation: slideIn 0.3s ease-out;
    max-width: 320px;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast-icon {
    color: var(--success);
    flex-shrink: 0;
}

.toast.error .toast-icon {
    color: var(--error);
}

.toast.error {
    border-color: var(--error);
}

.toast.warning .toast-icon {
    color: var(--warning);
}

.toast.warning {
    border-color: var(--warning);
}

.toast.info .toast-icon {
    color: var(--primary);
}

.toast.info {
    border-color: var(--primary);
}

/* ===== LOADING ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1002;
    backdrop-filter: blur(4px);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 16px;
}

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

.loading-overlay p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
    .container {
        padding: 12px;
        width: 100%;
    }

    .header {
        padding: 12px 16px;
        margin-bottom: 16px;
    }

    .brand-logo h1 {
        font-size: 1.25rem;
    }
    
    .brand-subtitle {
        font-size: 0.6875rem;
    }

    .balance-cards-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .balance-amount {
        font-size: 1.5rem;
    }

    .balance-usd {
        font-size: 0.875rem;
    }

    .balance-card {
        padding: 16px;
    }

    .card-actions {
        margin-top: 12px;
        padding-top: 12px;
        gap: 6px;
    }

    .card-action-btn {
        padding: 8px 8px;
        font-size: 0.75rem;
        gap: 4px;
    }

    .card-action-btn svg {
        width: 14px;
        height: 14px;
    }

    .info-card {
        padding: 16px;
    }

    .info-card-header {
        margin-bottom: 12px;
        padding-bottom: 10px;
    }

    .info-card-label {
        font-size: 0.875rem;
    }

    .disconnect-btn {
        padding: 10px 16px;
    }

    .welcome-icon {
        padding: 16px;
        margin-bottom: 20px;
    }

    .welcome-icon svg {
        width: 40px;
        height: 40px;
    }

    .welcome-content h1 {
        font-size: 2rem;
    }

    .welcome-content p {
        font-size: 0.9375rem;
        margin-bottom: 28px;
    }

    .welcome-actions .primary-btn,
    .welcome-actions .secondary-btn {
        padding: 12px 20px;
        font-size: 0.9375rem;
    }

    .modal {
        width: 95%;
        margin: 20px;
    }
}

/* ===== WALLET CONNECT BUTTON ===== */
.wallet-connect-btn:hover {
    border-color: var(--primary) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== MAX BUTTON (Withdrawal) ===== */
#maxWithdrawBtn:hover {
    background: var(--primary-hover) !important;
    transform: scale(1.05);
}

/* ===== INFO & WARNING BOXES ===== */
.info-box, .warning-box {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius);
    font-size: 14px;
    line-height: 1.5;
}

.info-box {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #0ea5e9;
    color: var(--text-primary);
}

.info-box strong {
    color: #0369a1;
}

.info-box p {
    color: var(--text-secondary);
    margin: 0;
}

.warning-box {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.warning-box strong {
    color: #d97706;
}

.warning-box p {
    color: #92400e;
    margin: 0;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--surface);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ===== SCREEN TRANSITIONS ===== */
.welcome-screen,
.wallet-dashboard,
.game-container {
    animation: fadeInSlide 0.4s ease-out;
}

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

/* Fade out animation */
.fade-out {
    animation: fadeOut 0.3s ease-out forwards;
}

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

/* Wallet Connection Options */

.wallet-option-btn {

    width: 100%;

    padding: 16px;

    background: var(--card-bg);

    border: 1px solid var(--border);

    border-radius: 12px;

    display: flex;

    align-items: center;

    gap: 16px;

    cursor: pointer;

    transition: all 0.2s ease;

}



.wallet-option-btn:hover {

    background: rgba(102, 126, 234, 0.05);

    border-color: var(--primary);

    transform: translateX(4px);

}



.wallet-option-btn:active {

    transform: translateX(4px) scale(0.98);

}





/* ===== LOADING SPINNER ===== */

.spinner {

    display: inline-block;

    width: 14px;

    height: 14px;

    border: 2px solid rgba(255, 255, 255, 0.3);

    border-radius: 50%;

    border-top-color: white;

    animation: spin 0.8s linear infinite;

    vertical-align: middle;

    margin-right: 8px;

}



@keyframes spin {

    to { transform: rotate(360deg); }

}



button:disabled {

    opacity: 0.7;

    cursor: not-allowed;

}


/* ===== WALLET CONNECT BUTTONS ===== */
.wallet-connect-btn {
    transition: all 0.2s ease;
}

.wallet-connect-btn:hover {
    background: var(--surface-hover) !important;
    border-color: var(--primary) !important;
    transform: translateX(4px);
}

.wallet-connect-btn:active {
    transform: translateX(4px) scale(0.98);
}

/* Private Key Section */
.private-key-content {
    padding: 12px;
    background: var(--surface);
    border-radius: var(--radius);
    font-family: monospace;
    font-size: 12px;
    word-break: break-all;
}

.private-key-text {
    color: var(--text-primary);
    letter-spacing: 0.5px;
}