/* Quotex OTC Trading Platform - Black Theme */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #000;
    color: #fff;
    line-height: 1.6;
}

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

/* Import responsive styles */
@import url('responsive.css');

/* Header */
.header {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    padding: 1rem 0;
    border-bottom: 2px solid #333;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #00ff88;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-links a:hover {
    color: #00ff88;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.balance {
    background: #222;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    border: 1px solid #333;
}

.btn {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #000;
    padding: 0.6rem 1.5rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
}

.btn-secondary {
    background: #333;
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
    color: #fff;
}

/* Main Content */
.main {
    min-height: calc(100vh - 80px);
    padding: 2rem 0;
}

/* Cards */
.card {
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.card-header {
    border-bottom: 2px solid #333;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    color: #00ff88;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #ccc;
}

.form-control {
    width: 100%;
    padding: 0.8rem;
    background: #222;
    border: 1px solid #444;
    border-radius: 5px;
    color: #fff;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: #00ff88;
    box-shadow: 0 0 0 2px rgba(0, 255, 136, 0.2);
}

select.form-control {
    cursor: pointer;
}

/* Trading Page */
.trading-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
}

.chart-container {
    background: #111;
    border: 1px solid #333;
    border-radius: 10px;
    padding: 1.5rem;
    height: 400px;
    position: relative;
}

.chart-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #1a1a1a 25%, #222 25%, #222 50%, #1a1a1a 50%, #1a1a1a 75%, #222 75%, #222);
    background-size: 20px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 1.2rem;
}

.trading-panel {
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 10px;
    padding: 1.5rem;
}

.pair-selector {
    margin-bottom: 1.5rem;
}

.timer-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.timer-btn {
    padding: 0.8rem;
    background: #222;
    border: 1px solid #444;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.timer-btn:hover, .timer-btn.active {
    background: #00ff88;
    color: #000;
    border-color: #00ff88;
}

.trade-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}

.call-btn {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #000;
}

.put-btn {
    background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
    color: #fff;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

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

.table th {
    background: #222;
    color: #00ff88;
    font-weight: 600;
}

.table tr:hover {
    background: #222;
}

/* Status badges */
.badge {
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-success {
    background: #00ff88;
    color: #000;
}

.badge-danger {
    background: #ff4444;
    color: #fff;
}

.badge-warning {
    background: #ffaa00;
    color: #000;
}

.badge-info {
    background: #00aaff;
    color: #fff;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid #00ff88;
    color: #00ff88;
}

.alert-danger {
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid #ff4444;
    color: #ff4444;
}

.alert-warning {
    background: rgba(255, 170, 0, 0.1);
    border: 1px solid #ffaa00;
    color: #ffaa00;
}

/* Grid Layout */
.grid {
    display: grid;
    gap: 2rem;
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Footer */
.footer {
    background: #1a1a1a;
    border-top: 1px solid #333;
    padding: 2rem 0;
    text-align: center;
    color: #666;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .trading-container {
        grid-template-columns: 1fr;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .timer-buttons {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Loading Spinner */
.spinner {
    border: 3px solid #333;
    border-top: 3px solid #00ff88;
    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); }
}

/* 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: 10% auto;
    padding: 2rem;
    border: 1px solid #333;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
}

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

.close:hover {
    color: #00ff88;
}