/* Modern Form Styles */
.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--gray);
    font-size: 1rem;
    font-weight: 500;
    pointer-events: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--white);
    padding: 0 0.5rem;
    z-index: 1;
}

.form-group label i {
    font-size: 0.875rem;
    opacity: 0.7;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--white);
    transition: all 0.3s ease;
    font-family: inherit;
    color: var(--dark);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:focus + label,
.form-group select:not([value=""]) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.75rem;
    left: 0.75rem;
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: transparent;
}

.form-group input:focus::placeholder,
.form-group textarea:focus::placeholder {
    color: #9ca3af;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

.form-group select:focus + label {
    top: -0.75rem;
    left: 0.75rem;
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
}

.form-group.has-value select + label,
.form-group select:not([value=""]) + label {
    top: -0.75rem;
    left: 0.75rem;
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Required mark */
.required-mark {
    color: var(--danger-color, #e74c3c);
    margin-left: 0.25rem;
}

/* Form hints and counters */
.form-hint {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray);
}

.form-hint span {
    font-weight: 600;
}

/* Form section title */
.form-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 2rem 0 1rem 0;
    color: var(--dark);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--light-gray);
}

.form-group select option {
    color: var(--dark);
    padding: 0.5rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

/* Input with icon on the left */
.form-group.input-with-icon input {
    padding-left: 3rem;
}

.form-group.input-with-icon::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    pointer-events: none;
    z-index: 2;
}

/* Error states */
.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: var(--danger-color);
}

.form-group.error label {
    color: var(--danger-color);
}

.form-group .error-message {
    display: none;
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group.error .error-message {
    display: flex;
}

/* Success states */
.form-group.success input,
.form-group.success select,
.form-group.success textarea {
    border-color: var(--success-color);
}

.form-group.success label {
    color: var(--success-color);
}

/* Checkbox and radio custom styles */
.checkbox-group,
.radio-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"],
.radio-group input[type="radio"] {
    width: 20px;
    height: 20px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.checkbox-group label,
.radio-group label {
    position: static;
    font-size: 0.95rem;
    color: var(--dark);
    cursor: pointer;
    font-weight: normal;
    background: none;
    padding: 0;
}

.checkbox-group label a,
.radio-group label a {
    color: var(--primary-color);
    text-decoration: none;
}

.checkbox-group label a:hover,
.radio-group label a:hover {
    text-decoration: underline;
}

/* File upload area */
.file-upload-area {
    border: 2px dashed #e5e7eb;
    border-radius: var(--border-radius);
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    background: var(--light-gray);
    cursor: pointer;
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.file-upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    transform: scale(1.02);
}

.file-upload-area i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
}

.file-upload-area p {
    color: var(--gray);
    margin-bottom: 1rem;
}

/* Form actions */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.form-actions .btn {
    flex: 1;
    min-width: 150px;
    justify-content: center;
}

/* Loading state */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 2px solid var(--white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Form validation feedback */
.form-feedback {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
}

.form-feedback.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid var(--success-color);
}

.form-feedback.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid var(--danger-color);
}

.form-feedback i {
    font-size: 1.25rem;
}

/* Responsive */
@media (max-width: 768px) {
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.875rem 1rem;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
}