/* Fire7 Exchange Styles */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 140px);
    padding: 2rem 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #ff6b35;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #e55a2b;
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid #ff6b35;
    color: #ff6b35;
}

.btn-secondary:hover {
    background-color: #ff6b35;
    color: white;
}

.btn-full {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #ff6b35;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background: white;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #1a1a1a;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: #1a1a1a;
}

/* Crypto Info Section */
.crypto-info {
    padding: 3rem 0;
    background: #1a1a1a;
    color: white;
    text-align: center;
}

.crypto-info h2 {
    margin-bottom: 1rem;
    color: #ff6b35;
}

/* Auth Pages */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 140px);
    padding: 2rem;
}

.auth-card {
    background: white;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 0.5rem;
    color: #1a1a1a;
}

.auth-card p {
    text-align: center;
    margin-bottom: 2rem;
    color: #666;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input {
    padding: 0.75rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #ff6b35;
}

.auth-links {
    text-align: center;
    margin-top: 2rem;
}

.auth-links a {
    color: #ff6b35;
    text-decoration: none;
}

.auth-links a:hover {
    text-decoration: underline;
}

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

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Dashboard Styles */
.dashboard-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.dashboard-header {
    text-align: center;
    margin-bottom: 2rem;
}

.dashboard-header h1 {
    color: #1f2937;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.dashboard-header p {
    color: #6b7280;
    font-size: 1.1rem;
}

/* Balance Card */
.balance-card {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 3rem 2rem;
    border-radius: 16px;
    text-align: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.balance-card h2 {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.balance-amount {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.balance-subtitle {
    opacity: 0.8;
    font-size: 1rem;
}

/* Portfolio Card */
.portfolio-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.portfolio-card h2 {
    color: #1f2937;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.empty-state {
    text-align: center;
    padding: 3rem 2rem;
}

.empty-state p {
    color: #6b7280;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.btn-primary {
    background: #3b82f6;
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.portfolio-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.portfolio-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid #f3f4f6;
    transition: all 0.2s;
}

.portfolio-item:last-child {
    border-bottom: none;
}

.portfolio-item:hover {
    background: #f8fafc;
    border-radius: 12px;
    margin: 0 -1rem;
    padding: 1.5rem 1rem;
}

.token-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.token-icon {
    width: 48px;
    height: 48px;
    background: #f1f5f9;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.token-symbol {
    font-weight: 700;
    color: #1f2937;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.token-name {
    color: #6b7280;
    font-size: 0.9rem;
}

.token-right {
    text-align: right;
}

.token-balance {
    font-weight: 600;
    color: #1f2937;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.token-value {
    color: #6b7280;
    font-size: 0.9rem;
}



/* Footer */
.footer {
    background-color: #1a1a1a;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .dashboard-container {
        padding: 1rem;
    }
    
    .dashboard-header h1 {
        font-size: 2rem;
    }
    
    .balance-amount {
        font-size: 2.5rem;
    }
    
    .balance-card {
        padding: 2rem 1.5rem;
    }
    
    .portfolio-card {
        padding: 1.5rem;
    }
    
    .portfolio-item {
        padding: 1rem 0;
    }
    
    .portfolio-item:hover {
        margin: 0;
        padding: 1rem 0;
        background: transparent;
    }
    
    .token-icon {
        width: 40px;
        height: 40px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
}