/* Authentication Modal Styles */

.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.auth-modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-heavy);
    position: relative;
}

.auth-modal-header {
    padding: 30px 30px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.auth-modal-header h2 {
    color: var(--text-primary);
    margin: 0;
    font-size: 1.5rem;
}

.auth-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.auth-modal-close:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.auth-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    padding: 15px 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.auth-tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.auth-tab:hover {
    color: var(--text-primary);
}

.auth-tab-content {
    display: none;
    padding: 30px;
}

.auth-tab-content.active {
    display: block;
}

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

.auth-form-group {
    margin-bottom: 20px;
}

.auth-form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 600;
}

.auth-form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--secondary-bg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.auth-form-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 168, 255, 0.1);
}

.auth-button {
    width: 100%;
    padding: 14px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.auth-button.primary {
    background: linear-gradient(135deg, var(--accent-primary), #0080CC);
    color: var(--primary-bg);
    box-shadow: var(--shadow-medium);
}

.auth-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.auth-button.google {
    background: var(--secondary-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.auth-button.google:hover {
    background: var(--border-color);
    transform: translateY(-1px);
}

.auth-divider {
    text-align: center;
    margin: 20px 0;
    position: relative;
    color: var(--text-secondary);
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    background: var(--card-bg);
    padding: 0 15px;
    position: relative;
}

.auth-error {
    color: var(--accent-danger);
    font-size: 0.9rem;
    margin-top: 10px;
    text-align: center;
}

.auth-modal-footer {
    padding: 20px 30px 30px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.auth-modal-footer p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

.auth-modal-footer a {
    color: var(--accent-primary);
    text-decoration: none;
}

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

/* Tool Lock Overlay Styles */

.tool-container {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.tool-content {
    transition: filter 0.3s ease;
}

.tool-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 100;
    backdrop-filter: blur(2px);
    border-radius: var(--border-radius-lg);
}

.tool-lock-content {
    text-align: center;
    padding: 40px 20px;
    max-width: 300px;
}

.tool-lock-icon {
    font-size: 3rem;
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.tool-lock-title {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.tool-lock-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 25px;
    line-height: 1.4;
}

.tool-unlock-button {
    background: linear-gradient(135deg, var(--accent-primary), #0080CC);
    color: var(--primary-bg);
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
}

.tool-unlock-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

/* Authentication Info */

.auth-info {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: auto;
}

.user-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: none;
}

.auth-button-nav {
    background: linear-gradient(135deg, var(--accent-primary), #0080CC);
    color: var(--primary-bg);
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.auth-button-nav:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

/* Responsive Design */

@media (max-width: 768px) {
    .auth-modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .auth-modal-header,
    .auth-tab-content,
    .auth-modal-footer {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .auth-tabs {
        flex-direction: column;
    }
    
    .auth-tab {
        border-bottom: 1px solid var(--border-color);
        border-right: none;
    }
    
    .auth-tab.active {
        border-bottom-color: var(--accent-primary);
        border-right-color: transparent;
    }
    
    .tool-lock-content {
        padding: 30px 15px;
    }
    
    .tool-lock-icon {
        font-size: 2.5rem;
    }
}