/*
  Login Page
  Form di accesso centrato con card
*/

#loginContainer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-primary);
    transition: background-color var(--transition-speed);
    z-index: 1000;
}

.login-card {
    background-color: var(--bg-secondary);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 420px;
    transition: background-color var(--transition-speed), box-shadow var(--transition-speed);
}

.dark-mode .login-card {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo {
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    font-size: 2.5rem;
    display: inline-flex;
    align-items: center;
    margin-bottom: 1rem;
}

.login-logo .logo-y {
    color: var(--logo-gold);
}

.login-logo .logo-rest {
    color: var(--text-primary);
    transition: color var(--transition-speed);
}

.login-logo .logo-underscore {
    color: var(--text-primary);
    transition: color var(--transition-speed);
    animation: blink 1s step-end infinite;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.login-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.login-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.login-label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.login-input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s, background-color var(--transition-speed);
}

.login-input:focus {
    border-color: var(--logo-gold);
}

.login-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.login-checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.login-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--logo-gold);
}

.login-checkbox-label {
    font-size: 0.9375rem;
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
}

.login-button {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    color: var(--bg-primary);
    background-color: var(--logo-gold);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}

.login-button:hover:not(:disabled) {
    transform: translateY(-2px);
    opacity: 0.9;
}

.login-button:active:not(:disabled) {
    transform: translateY(0);
}

.login-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.login-error {
    display: none;
    padding: 0.875rem 1rem;
    background-color: rgba(244, 67, 54, 0.1);
    border: 1px solid #f44336;
    border-radius: 8px;
    color: #f44336;
    font-size: 0.9375rem;
    text-align: center;
}

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

.login-footer-link {
    color: var(--logo-gold);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: opacity 0.2s;
}

.login-footer-link:hover {
    opacity: 0.8;
}

/* Theme toggle nel login */
#loginContainer .theme-toggle {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1001;
}

/* Responsive */
@media (max-width: 768px) {
    .login-card {
        padding: 2.5rem 2rem;
        max-width: 380px;
    }
    
    .login-logo {
        font-size: 2.25rem;
    }
    
    .login-title {
        font-size: 1.375rem;
    }
    
    #loginContainer .theme-toggle {
        top: 1.5rem;
        right: 1.5rem;
    }
}

@media (max-width: 480px) {
    #loginContainer {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem 1.5rem;
        max-width: 100%;
        border-radius: 12px;
    }
    
    .login-logo {
        font-size: 2rem;
    }
    
    .login-title {
        font-size: 1.25rem;
    }
    
    .login-subtitle {
        font-size: 0.9375rem;
    }
    
    .login-form {
        gap: 1.25rem;
    }
    
    .login-input {
        padding: 0.75rem 0.875rem;
        font-size: 0.9375rem;
    }
    
    .login-button {
        padding: 0.875rem;
        font-size: 0.9375rem;
    }
    
    #loginContainer .theme-toggle {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 320px) {
    .login-card {
        padding: 1.5rem 1.25rem;
    }
    
    .login-logo {
        font-size: 1.75rem;
    }
    
    .login-title {
        font-size: 1.125rem;
    }
}