/* Login - komplett neu, einfach und funktionierend */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

.login-container {
    padding: 20px;
    max-width: 450px;
    margin: 0 auto;
    min-height: 100vh;
}

.login-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    margin: 20px 0 40px 0;
}

.login-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px 20px;
    text-align: center;
}

.login-header h1 {
    margin: 0 0 10px 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.login-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 0.95rem;
}

.login-form {
    padding: 30px 20px;
}

.tab-buttons {
    display: flex;
    margin-bottom: 25px;
    border-bottom: 1px solid #e2e8f0;
}

.tab-btn {
    flex: 1;
    padding: 12px 20px;
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    color: #6b7280;
}

.tab-btn:hover {
    color: #374151;
}

.tab-btn.active {
    color: #667eea;
    border-bottom-color: #667eea;
    font-weight: 500;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #374151;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.tab-content {
    display: none;
}

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

.login-footer {
    background: #f8f9fa;
    padding: 20px;
    text-align: center;
    font-size: 0.9rem;
    color: #6b7280;
}

/* Login Language Switcher */
.login-language-switcher {
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1000;
}

.login-language-switcher .language-btn {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.login-language-switcher .language-btn:hover {
    background: var(--bg-color);
    color: var(--text-primary);
}

.login-language-switcher .language-btn i {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.login-language-switcher .language-btn:hover i {
    transform: rotate(180deg);
}

.login-language-switcher .language-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    min-width: 120px;
    display: none;
    margin-top: 0.25rem;
}

.login-language-switcher .language-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color 0.2s ease;
    font-size: 0.875rem;
    text-align: left;
}

.login-language-switcher .language-option:hover {
    background: var(--bg-hover);
}

.login-language-switcher .language-option.active {
    background: var(--primary-color);
    color: white;
}

/* Login Theme Switcher */
.login-theme-switcher {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
}

.login-theme-switcher .theme-switcher {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.login-theme-switcher .theme-switcher:hover {
    background: var(--bg-color);
    color: var(--text-primary);
}

.login-theme-switcher .theme-switcher i {
    font-size: 1rem;
    margin-right: 0.5rem;
    transition: transform 0.2s ease;
}

.login-theme-switcher .theme-switcher:hover i {
    transform: rotate(180deg);
}

.login-theme-switcher .theme-switcher.dark-mode i {
    color: #fbbf24;
}

.login-theme-switcher .theme-switcher.light-mode i {
    color: #3b82f6;
}

/* Dark Mode adjustments for login page */
[data-theme="dark"] .login-container {
    /* background: var(--bg-color); */
}

[data-theme="dark"] .login-card {
    background: var(--surface-color);
    border-color: var(--border-color);
}

[data-theme="dark"] .login-header h1 {
    color: var(--text-primary);
}

[data-theme="dark"] .login-header p {
    color: var(--text-secondary);
}

[data-theme="dark"] .tab-buttons {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .tab-btn {
    color: var(--text-secondary);
}

[data-theme="dark"] .tab-btn:hover {
    color: var(--text-primary);
}

[data-theme="dark"] .tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

[data-theme="dark"] .form-group label {
    color: var(--text-primary);
}

[data-theme="dark"] .form-group input {
    background: var(--input-background);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

[data-theme="dark"] .btn-primary {
    background: var(--primary-color);
    color: white;
}

[data-theme="dark"] .btn-primary:hover {
    background: var(--primary-hover);
}

[data-theme="dark"] .login-footer {
    background: var(--surface-color);
    color: var(--text-secondary);
}

[data-theme="dark"] .login-footer a {
    color: var(--primary-color);
}

[data-theme="dark"] .login-footer a:hover {
    color: var(--primary-hover);
}

/* Mobile */
@media (max-width: 480px) {
    .login-container {
        padding: 10px;
    }
    
    .login-card {
        margin: 10px 0 60px 0;
    }
    
    .login-header {
        padding: 25px 15px;
    }
    
    .login-form {
        padding: 25px 15px;
    }
    
    .login-footer {
        padding: 15px;
    }
    
    .form-group input {
        font-size: 16px; /* Verhindert Zoom auf iOS */
    }
    
    /* Mobile Language Switcher adjustments */
    .login-language-switcher {
        top: 0.5rem;
        left: 0.5rem;
    }
    
    .login-theme-switcher {
        top: 0.5rem;
        right: 0.5rem;
    }
    
    .login-language-switcher .language-btn,
    .login-theme-switcher .theme-switcher {
        padding: 0.375rem 0.5rem;
        font-size: 0.75rem;
    }
}

/* Toast-Styles sind in styles.css definiert */