/* Authentication Pages Styling */
.auth-container {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8f4f8 100%);
}

.auth-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    padding: 3rem 2.5rem;
    max-width: 480px;
    width: 100%;
}

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

.auth-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #00b4a6 0%, #008c81 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.auth-icon.success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
}

.auth-icon.error {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
}

.auth-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: #6c757d;
    margin-bottom: 0.25rem;
}

.auth-form {
    margin-bottom: 1.5rem;
}

.auth-form .form-control {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.auth-form .form-control:focus {
    border-color: #00b4a6;
    box-shadow: 0 0 0 0.2rem rgba(0, 180, 166, 0.15);
}

.auth-form .form-floating > label {
    padding: 1rem;
    color: #6c757d;
}

.btn-mint {
    background: linear-gradient(135deg, #00b4a6 0%, #008c81 100%);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 180, 166, 0.3);
}

.btn-mint:hover {
    background: linear-gradient(135deg, #008c81 0%, #00756a 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 180, 166, 0.4);
    color: white;
}

.btn-outline-mint {
    border: 2px solid #00b4a6;
    color: #00b4a6;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    background: white;
    transition: all 0.3s ease;
}

.btn-outline-mint:hover {
    background: #00b4a6;
    color: white;
    transform: translateY(-2px);
}

.text-mint {
    color: #00b4a6 !important;
}

.security-badge {
    background: #e8f4f8;
    border-left: 4px solid #00b4a6;
    padding: 0.75rem 1rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2c3e50;
    font-size: 0.9rem;
    font-weight: 500;
}

.security-badge i {
    color: #00b4a6;
}

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

.auth-instructions {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.auth-instructions h3 {
    font-size: 1.1rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.auth-instructions ol {
    margin-bottom: 0;
    padding-left: 1.5rem;
}

.auth-instructions li {
    margin-bottom: 0.5rem;
    color: #495057;
}

/* OTP Input Styling */
.otp-input-container {
    text-align: center;
}

.otp-input {
    font-size: 2rem;
    letter-spacing: 0.5rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    max-width: 280px;
    margin: 0 auto;
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: none;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
}

.alert-success {
    background: #d4edda;
    color: #155724;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
}

/* Form Check */
.form-check-label {
    color: #495057;
}

.form-check-label a {
    color: #00b4a6;
    text-decoration: none;
    font-weight: 600;
}

.form-check-label a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 576px) {
    .auth-card {
        padding: 2rem 1.5rem;
    }

    .auth-header h1 {
        font-size: 1.5rem;
    }

    .auth-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .otp-input {
        font-size: 1.5rem;
        letter-spacing: 0.3rem;
    }
}