/* Auth Pages - Unique CSS File */
:root {
    --primary-color: #4361ee;
    --secondary-color: #3a56d4;
    --dark-color: #2d3748;
    --gray-color: #718096;
    --gray-light: #e2e8f0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --box-shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

.auth-page {
    background: linear-gradient(135deg, #f5f7ff 0%, #fff 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.auth-card {
    background: white;
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
}

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

.back-btn {
    position: absolute;
    left: 0;
    top: 0;
    color: var(--gray-color);
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
}

.back-btn:hover {
    color: var(--primary-color);
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.auth-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.auth-header h1 i {
    color: var(--primary-color);
}

.auth-header p {
    color: var(--gray-color);
}

/* Forms */
.auth-form {
    margin-bottom: 2rem;
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group label i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-color);
}

.input-with-icon input,
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    transition: var(--transition);
}

.input-with-icon input:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-color);
    cursor: pointer;
    font-size: 1rem;
}

/* Checkbox */
.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    user-select: none;
    color: var(--gray-color);
    font-size: 0.95rem;
    line-height: 1.4;
    margin-top: 1rem;
}

.checkbox input {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #e2e8f0;
    border-radius: 4px;
    position: relative;
    transition: var(--transition);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.checkbox input:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox input:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.checkbox a:hover {
    text-decoration: underline;
}

/* Buttons */
.btn-full, .btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(67, 97, 238, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    width: 100%;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
    color: var(--gray-color);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e2e8f0;
}

.auth-divider span {
    padding: 0 1rem;
    font-size: 0.9rem;
}

/* Footer */
.auth-footer {
    text-align: center;
    padding: 1.5rem 0 0;
    border-top: 1px solid #e2e8f0;
    color: var(--gray-color);
}

.auth-footer p {
    margin: 0;
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

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

/* Features */
.auth-features {
    display: grid;
    gap: 2rem;
}

.feature {
    text-align: center;
    padding: 2rem;
    background: rgba(67, 97, 238, 0.05);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    background: rgba(67, 97, 238, 0.1);
}

.feature i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature h4 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.feature p {
    color: var(--gray-color);
    font-size: 0.9rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #dc2626;
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #059669;
}

.alert i {
    font-size: 1.2rem;
}

.alert-success a {
    color: #059669;
    font-weight: 500;
    text-decoration: none;
    margin-top: 0.5rem;
    display: inline-block;
}

.alert-success a:hover {
    text-decoration: underline;
}

/* Password Strength Indicator */
.password-strength {
    margin-top: 0.5rem;
}

.strength-meter {
    height: 4px;
    background: var(--gray-light);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.strength-bar {
    height: 100%;
    width: 0%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.strength-weak { width: 25%; background: #ef4444; }
.strength-fair { width: 50%; background: #f59e0b; }
.strength-good { width: 75%; background: #3b82f6; }
.strength-strong { width: 100%; background: #10b981; }

.strength-text {
    font-size: 0.85rem;
    color: var(--gray-color);
}

/* Responsive */
@media (max-width: 768px) {
    .auth-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .auth-card {
        padding: 2rem;
    }
    
    .auth-features {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .auth-header h1 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .auth-page {
        padding: 10px;
    }
    
    .auth-card {
        padding: 1.5rem;
    }
    
    .auth-header h1 {
        font-size: 1.6rem;
    }
}