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

body {
    background: #0a0a0a;
    font-family: 'Courier New', monospace;
    color: #fff;
}

/* Login Styles */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.login-box {
    background: #1a1a1a;
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    width: 350px;
    border: 1px solid #333;
}

.login-box h1 {
    margin-bottom: 30px;
    color: #ffcc00;
}

.login-box input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    background: #2a2a2a;
    border: 1px solid #444;
    color: #fff;
    border-radius: 5px;
}

.login-box button {
    width: 100%;
    padding: 12px;
    background: #ffcc00;
    color: #000;
    border: none;
    border-radius: 5px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 10px;
}

.error {
    background: #ff000020;
    color: #ff4444;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
}

.success {
    background: #00ff0020;
    color: #44ff44;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
}

/* Admin Panel */
.admin-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: #1a1a1a;
    border-radius: 10px;
    margin-bottom: 30px;
}

.create-trade-section {
    background: #1a1a1a;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #aaa;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 10px;
    background: #2a2a2a;
    border: 1px solid #444;
    color: #fff;
    border-radius: 5px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.btn-primary {
    background: #ffcc00;
    color: #000;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 10px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th, .data-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #333;
}

.data-table th {
    background: #1a1a1a;
    color: #ffcc00;
}

.profit {
    color: #00ff00;
}

.loss {
    color: #ff4444;
}

/* User Trading Interface */
.trading-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: #1a1a1a;
    border-radius: 10px;
    margin-bottom: 20px;
}

.balance {
    font-size: 20px;
    font-weight: bold;
    color: #ffcc00;
}

.user {
    color: #aaa;
}

.logout {
    color: #ff4444;
    text-decoration: none;
    margin-left: 15px;
}

.price-panel {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}

.sell-box, .buy-box {
    flex: 1;
    text-align: center;
    padding: 20px;
    background: #1a1a1a;
    border-radius: 10px;
}

.sell-box .price {
    color: #ff4444;
    font-size: 36px;
    font-weight: bold;
}

.buy-box .price {
    color: #44ff44;
    font-size: 36px;
    font-weight: bold;
}

.spread-label {
    color: #666;
    font-size: 12px;
    margin-top: 5px;
}

.chart-container {
    background: #0a0a0a;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.timer-section {
    text-align: center;
    padding: 20px;
    background: #1a1a1a;
    border-radius: 10px;
    margin-bottom: 20px;
}

.timer-label {
    color: #aaa;
    font-size: 14px;
}

.timer-value {
    font-size: 48px;
    font-weight: bold;
    color: #ffcc00;
    font-family: monospace;
}

.trade-info {
    display: flex;
    justify-content: space-around;
    padding: 15px;
    background: #1a1a1a;
    border-radius: 10px;
    margin-bottom: 20px;
}

.bottom-nav {
    display: flex;
    justify-content: space-around;
    padding: 15px;
    background: #1a1a1a;
    border-radius: 10px;
    margin-top: 20px;
}

.nav-item {
    color: #888;
    cursor: pointer;
    padding: 5px 15px;
    border-radius: 5px;
}

.nav-item.active {
    color: #ffcc00;
    background: #333;
}

.nav-item:hover {
    background: #333;
}

.no-trade {
    text-align: center;
    padding: 100px 20px;
    background: #1a1a1a;
    border-radius: 10px;
}

.loading-spinner {
    border: 3px solid #333;
    border-top: 3px solid #ffcc00;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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

.refresh-btn {
    background: #333;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
}

.modal-content {
    background: #1a1a1a;
    margin: 5% auto;
    padding: 20px;
    width: 80%;
    max-width: 800px;
    border-radius: 10px;
    max-height: 80%;
    overflow-y: auto;
}

.close {
    float: right;
    font-size: 28px;
    cursor: pointer;
    color: #aaa;
}

.close:hover {
    color: #fff;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.history-table th, .history-table td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #333;
}

/* Admin Banner */
.admin-banner {
    background: #ff6600;
    color: #000;
    padding: 10px;
    text-align: center;
    font-weight: bold;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-banner a {
    color: #000;
}

.result-locked-banner {
    text-align: center;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 10px;
    font-weight: bold;
}

.result-locked-banner.profit {
    background: #00ff0020;
    border: 1px solid #00ff00;
    color: #00ff00;
}

.result-locked-banner.loss {
    background: #ff000020;
    border: 1px solid #ff0000;
    color: #ff0000;
}

.trade-container {
    max-width: 1000px;
    margin: 20px auto;
    padding: 20px;
}
.success-message {
    background: #00ff0020;
    border: 1px solid #00ff00;
    color: #00ff00;
    padding: 15px;
    border-radius: 5px;
    margin-top: 15px;
    text-align: center;
}

.error-message {
    background: #ff000020;
    border: 1px solid #ff0000;
    color: #ff0000;
    padding: 15px;
    border-radius: 5px;
    margin-top: 15px;
    text-align: center;
}